/* * Copyright 2010 Jerome Glisse * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "r600_sq.h" #include "r600_llvm.h" #include "r600_formats.h" #include "r600_opcodes.h" #include "r600_shader.h" #include "r600d.h" #include "sb/sb_public.h" #include "pipe/p_shader_tokens.h" #include "tgsi/tgsi_info.h" #include "tgsi/tgsi_parse.h" #include "tgsi/tgsi_scan.h" #include "tgsi/tgsi_dump.h" #include "util/u_memory.h" #include "util/u_math.h" #include #include /* CAYMAN notes Why CAYMAN got loops for lots of instructions is explained here. -These 8xx t-slot only ops are implemented in all vector slots. MUL_LIT, FLT_TO_UINT, INT_TO_FLT, UINT_TO_FLT These 8xx t-slot only opcodes become vector ops, with all four slots expecting the arguments on sources a and b. Result is broadcast to all channels. MULLO_INT, MULHI_INT, MULLO_UINT, MULHI_UINT These 8xx t-slot only opcodes become vector ops in the z, y, and x slots. EXP_IEEE, LOG_IEEE/CLAMPED, RECIP_IEEE/CLAMPED/FF/INT/UINT/_64/CLAMPED_64 RECIPSQRT_IEEE/CLAMPED/FF/_64/CLAMPED_64 SQRT_IEEE/_64 SIN/COS The w slot may have an independent co-issued operation, or if the result is required to be in the w slot, the opcode above may be issued in the w slot as well. The compiler must issue the source argument to slots z, y, and x */ static int r600_shader_from_tgsi(struct r600_screen *rscreen, struct r600_pipe_shader *pipeshader, struct r600_shader_key key); static void r600_add_gpr_array(struct r600_shader *ps, int start_gpr, int size, unsigned comp_mask) { if (!size) return; if (ps->num_arrays == ps->max_arrays) { ps->max_arrays += 64; ps->arrays = realloc(ps->arrays, ps->max_arrays * sizeof(struct r600_shader_array)); } int n = ps->num_arrays; ++ps->num_arrays; ps->arrays[n].comp_mask = comp_mask; ps->arrays[n].gpr_start = start_gpr; ps->arrays[n].gpr_count = size; } static unsigned tgsi_get_processor_type(const struct tgsi_token *tokens) { struct tgsi_parse_context parse; if (tgsi_parse_init( &parse, tokens ) != TGSI_PARSE_OK) { debug_printf("tgsi_parse_init() failed in %s:%i!\n", __func__, __LINE__); return ~0; } return parse.FullHeader.Processor.Processor; } static bool r600_can_dump_shader(struct r600_screen *rscreen, unsigned processor_type) { switch (processor_type) { case TGSI_PROCESSOR_VERTEX: return (rscreen->debug_flags & DBG_VS) != 0; case TGSI_PROCESSOR_GEOMETRY: return (rscreen->debug_flags & DBG_GS) != 0; case TGSI_PROCESSOR_FRAGMENT: return (rscreen->debug_flags & DBG_PS) != 0; case TGSI_PROCESSOR_COMPUTE: return (rscreen->debug_flags & DBG_CS) != 0; default: return false; } } static void r600_dump_streamout(struct pipe_stream_output_info *so) { unsigned i; fprintf(stderr, "STREAMOUT\n"); for (i = 0; i < so->num_outputs; i++) { unsigned mask = ((1 << so->output[i].num_components) - 1) << so->output[i].start_component; fprintf(stderr, " %i: MEM_STREAM0_BUF%i[%i..%i] <- OUT[%i].%s%s%s%s%s\n", i, so->output[i].output_buffer, so->output[i].dst_offset, so->output[i].dst_offset + so->output[i].num_components - 1, so->output[i].register_index, mask & 1 ? "x" : "", mask & 2 ? "y" : "", mask & 4 ? "z" : "", mask & 8 ? "w" : "", so->output[i].dst_offset < so->output[i].start_component ? " (will lower)" : ""); } } int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, struct r600_shader_key key) { struct r600_context *rctx = (struct r600_context *)ctx; struct r600_pipe_shader_selector *sel = shader->selector; int r, i; uint32_t *ptr; bool dump = r600_can_dump_shader(rctx->screen, tgsi_get_processor_type(sel->tokens)); unsigned use_sb = rctx->screen->debug_flags & DBG_SB; unsigned sb_disasm = use_sb || (rctx->screen->debug_flags & DBG_SB_DISASM); shader->shader.bc.isa = rctx->isa; if (dump) { fprintf(stderr, "--------------------------------------------------------------\n"); tgsi_dump(sel->tokens, 0); if (sel->so.num_outputs) { r600_dump_streamout(&sel->so); } } r = r600_shader_from_tgsi(rctx->screen, shader, key); if (r) { R600_ERR("translation from TGSI failed !\n"); return r; } /* Check if the bytecode has already been built. When using the llvm * backend, r600_shader_from_tgsi() will take care of building the * bytecode. */ if (!shader->shader.bc.bytecode) { r = r600_bytecode_build(&shader->shader.bc); if (r) { R600_ERR("building bytecode failed !\n"); return r; } } if (dump && !sb_disasm) { fprintf(stderr, "--------------------------------------------------------------\n"); r600_bytecode_disasm(&shader->shader.bc); fprintf(stderr, "______________________________________________________________\n"); } else if ((dump && sb_disasm) || use_sb) { r = r600_sb_bytecode_process(rctx, &shader->shader.bc, &shader->shader, dump, use_sb); if (r) { R600_ERR("r600_sb_bytecode_process failed !\n"); return r; } } /* Store the shader in a buffer. */ if (shader->bo == NULL) { shader->bo = (struct r600_resource*) pipe_buffer_create(ctx->screen, PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE, shader->shader.bc.ndw * 4); if (shader->bo == NULL) { return -ENOMEM; } ptr = r600_buffer_mmap_sync_with_rings(rctx, shader->bo, PIPE_TRANSFER_WRITE); if (R600_BIG_ENDIAN) { for (i = 0; i < shader->shader.bc.ndw; ++i) { ptr[i] = util_bswap32(shader->shader.bc.bytecode[i]); } } else { memcpy(ptr, shader->shader.bc.bytecode, shader->shader.bc.ndw * sizeof(*ptr)); } rctx->ws->buffer_unmap(shader->bo->cs_buf); } /* Build state. */ switch (shader->shader.processor_type) { case TGSI_PROCESSOR_VERTEX: if (rctx->chip_class >= EVERGREEN) { evergreen_update_vs_state(ctx, shader); } else { r600_update_vs_state(ctx, shader); } break; case TGSI_PROCESSOR_FRAGMENT: if (rctx->chip_class >= EVERGREEN) { evergreen_update_ps_state(ctx, shader); } else { r600_update_ps_state(ctx, shader); } break; default: return -EINVAL; } return 0; } void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader) { pipe_resource_reference((struct pipe_resource**)&shader->bo, NULL); r600_bytecode_clear(&shader->shader.bc); r600_release_command_buffer(&shader->command_buffer); } /* * tgsi -> r600 shader */ struct r600_shader_tgsi_instruction; struct r600_shader_src { unsigned sel; unsigned swizzle[4]; unsigned neg; unsigned abs; unsigned rel; unsigned kc_bank; uint32_t value[4]; }; struct r600_shader_ctx { struct tgsi_shader_info info; struct tgsi_parse_context parse; const struct tgsi_token *tokens; unsigned type; unsigned file_offset[TGSI_FILE_COUNT]; unsigned temp_reg; struct r600_shader_tgsi_instruction *inst_info; struct r600_bytecode *bc; struct r600_shader *shader; struct r600_shader_src src[4]; uint32_t *literals; uint32_t nliterals; uint32_t max_driver_temp_used; boolean use_llvm; /* needed for evergreen interpolation */ boolean input_centroid; boolean input_linear; boolean input_perspective; int num_interp_gpr; int face_gpr; int colors_used; boolean clip_vertex_write; unsigned cv_output; int fragcoord_input; int native_integers; }; struct r600_shader_tgsi_instruction { unsigned tgsi_opcode; unsigned is_op3; unsigned op; int (*process)(struct r600_shader_ctx *ctx); }; static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[], eg_shader_tgsi_instruction[], cm_shader_tgsi_instruction[]; static int tgsi_helper_tempx_replicate(struct r600_shader_ctx *ctx); static inline void callstack_push(struct r600_shader_ctx *ctx, unsigned reason); static void fc_pushlevel(struct r600_shader_ctx *ctx, int type); static int tgsi_else(struct r600_shader_ctx *ctx); static int tgsi_endif(struct r600_shader_ctx *ctx); static int tgsi_bgnloop(struct r600_shader_ctx *ctx); static int tgsi_endloop(struct r600_shader_ctx *ctx); static int tgsi_loop_brk_cont(struct r600_shader_ctx *ctx); static int tgsi_is_supported(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *i = &ctx->parse.FullToken.FullInstruction; int j; if (i->Instruction.NumDstRegs > 1) { R600_ERR("too many dst (%d)\n", i->Instruction.NumDstRegs); return -EINVAL; } if (i->Instruction.Predicate) { R600_ERR("predicate unsupported\n"); return -EINVAL; } #if 0 if (i->Instruction.Label) { R600_ERR("label unsupported\n"); return -EINVAL; } #endif for (j = 0; j < i->Instruction.NumSrcRegs; j++) { if (i->Src[j].Register.Dimension) { if (i->Src[j].Register.File != TGSI_FILE_CONSTANT) { R600_ERR("unsupported src %d (dimension %d)\n", j, i->Src[j].Register.Dimension); return -EINVAL; } } } for (j = 0; j < i->Instruction.NumDstRegs; j++) { if (i->Dst[j].Register.Dimension) { R600_ERR("unsupported dst (dimension)\n"); return -EINVAL; } } return 0; } static void evergreen_interp_assign_ij_index(struct r600_shader_ctx *ctx, int input) { int ij_index = 0; if (ctx->shader->input[input].interpolate == TGSI_INTERPOLATE_PERSPECTIVE) { if (ctx->shader->input[input].centroid) ij_index++; } else if (ctx->shader->input[input].interpolate == TGSI_INTERPOLATE_LINEAR) { /* if we have perspective add one */ if (ctx->input_perspective) { ij_index++; /* if we have perspective centroid */ if (ctx->input_centroid) ij_index++; } if (ctx->shader->input[input].centroid) ij_index++; } ctx->shader->input[input].ij_index = ij_index; } static int evergreen_interp_alu(struct r600_shader_ctx *ctx, int input) { int i, r; struct r600_bytecode_alu alu; int gpr = 0, base_chan = 0; int ij_index = ctx->shader->input[input].ij_index; /* work out gpr and base_chan from index */ gpr = ij_index / 2; base_chan = (2 * (ij_index % 2)) + 1; for (i = 0; i < 8; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); if (i < 4) alu.op = ALU_OP2_INTERP_ZW; else alu.op = ALU_OP2_INTERP_XY; if ((i > 1) && (i < 6)) { alu.dst.sel = ctx->shader->input[input].gpr; alu.dst.write = 1; } alu.dst.chan = i % 4; alu.src[0].sel = gpr; alu.src[0].chan = (base_chan - (i % 2)); alu.src[1].sel = V_SQ_ALU_SRC_PARAM_BASE + ctx->shader->input[input].lds_pos; alu.bank_swizzle_force = SQ_ALU_VEC_210; if ((i % 4) == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int evergreen_interp_flat(struct r600_shader_ctx *ctx, int input) { int i, r; struct r600_bytecode_alu alu; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_INTERP_LOAD_P0; alu.dst.sel = ctx->shader->input[input].gpr; alu.dst.write = 1; alu.dst.chan = i; alu.src[0].sel = V_SQ_ALU_SRC_PARAM_BASE + ctx->shader->input[input].lds_pos; alu.src[0].chan = i; if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } /* * Special export handling in shaders * * shader export ARRAY_BASE for EXPORT_POS: * 60 is position * 61 is misc vector * 62, 63 are clip distance vectors * * The use of the values exported in 61-63 are controlled by PA_CL_VS_OUT_CNTL: * VS_OUT_MISC_VEC_ENA - enables the use of all fields in export 61 * USE_VTX_POINT_SIZE - point size in the X channel of export 61 * USE_VTX_EDGE_FLAG - edge flag in the Y channel of export 61 * USE_VTX_RENDER_TARGET_INDX - render target index in the Z channel of export 61 * USE_VTX_VIEWPORT_INDX - viewport index in the W channel of export 61 * USE_VTX_KILL_FLAG - kill flag in the Z channel of export 61 (mutually * exclusive from render target index) * VS_OUT_CCDIST0_VEC_ENA/VS_OUT_CCDIST1_VEC_ENA - enable clip distance vectors * * * shader export ARRAY_BASE for EXPORT_PIXEL: * 0-7 CB targets * 61 computed Z vector * * The use of the values exported in the computed Z vector are controlled * by DB_SHADER_CONTROL: * Z_EXPORT_ENABLE - Z as a float in RED * STENCIL_REF_EXPORT_ENABLE - stencil ref as int in GREEN * COVERAGE_TO_MASK_ENABLE - alpha to mask in ALPHA * MASK_EXPORT_ENABLE - pixel sample mask in BLUE * DB_SOURCE_FORMAT - export control restrictions * */ /* Map name/sid pair from tgsi to the 8-bit semantic index for SPI setup */ static int r600_spi_sid(struct r600_shader_io * io) { int index, name = io->name; /* These params are handled differently, they don't need * semantic indices, so we'll use 0 for them. */ if (name == TGSI_SEMANTIC_POSITION || name == TGSI_SEMANTIC_PSIZE || name == TGSI_SEMANTIC_FACE) index = 0; else { if (name == TGSI_SEMANTIC_GENERIC) { /* For generic params simply use sid from tgsi */ index = io->sid; } else { /* For non-generic params - pack name and sid into 8 bits */ index = 0x80 | (name<<3) | (io->sid); } /* Make sure that all really used indices have nonzero value, so * we can just compare it to 0 later instead of comparing the name * with different values to detect special cases. */ index++; } return index; }; /* turn input into interpolate on EG */ static int evergreen_interp_input(struct r600_shader_ctx *ctx, int index) { int r = 0; if (ctx->shader->input[index].spi_sid) { ctx->shader->input[index].lds_pos = ctx->shader->nlds++; if (ctx->shader->input[index].interpolate > 0) { evergreen_interp_assign_ij_index(ctx, index); if (!ctx->use_llvm) r = evergreen_interp_alu(ctx, index); } else { if (!ctx->use_llvm) r = evergreen_interp_flat(ctx, index); } } return r; } static int select_twoside_color(struct r600_shader_ctx *ctx, int front, int back) { struct r600_bytecode_alu alu; int i, r; int gpr_front = ctx->shader->input[front].gpr; int gpr_back = ctx->shader->input[back].gpr; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(alu)); alu.op = ALU_OP3_CNDGT; alu.is_op3 = 1; alu.dst.write = 1; alu.dst.sel = gpr_front; alu.src[0].sel = ctx->face_gpr; alu.src[1].sel = gpr_front; alu.src[2].sel = gpr_back; alu.dst.chan = i; alu.src[1].chan = i; alu.src[2].chan = i; alu.last = (i==3); if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } return 0; } static int tgsi_declaration(struct r600_shader_ctx *ctx) { struct tgsi_full_declaration *d = &ctx->parse.FullToken.FullDeclaration; int r, i, j, count = d->Range.Last - d->Range.First + 1; switch (d->Declaration.File) { case TGSI_FILE_INPUT: i = ctx->shader->ninput; assert(i < Elements(ctx->shader->input)); ctx->shader->ninput += count; ctx->shader->input[i].name = d->Semantic.Name; ctx->shader->input[i].sid = d->Semantic.Index; ctx->shader->input[i].interpolate = d->Interp.Interpolate; ctx->shader->input[i].centroid = d->Interp.Centroid; ctx->shader->input[i].gpr = ctx->file_offset[TGSI_FILE_INPUT] + d->Range.First; if (ctx->type == TGSI_PROCESSOR_FRAGMENT) { ctx->shader->input[i].spi_sid = r600_spi_sid(&ctx->shader->input[i]); switch (ctx->shader->input[i].name) { case TGSI_SEMANTIC_FACE: ctx->face_gpr = ctx->shader->input[i].gpr; break; case TGSI_SEMANTIC_COLOR: ctx->colors_used++; break; case TGSI_SEMANTIC_POSITION: ctx->fragcoord_input = i; break; } if (ctx->bc->chip_class >= EVERGREEN) { if ((r = evergreen_interp_input(ctx, i))) return r; } } for (j = 1; j < count; ++j) { ctx->shader->input[i + j] = ctx->shader->input[i]; ctx->shader->input[i + j].gpr += j; } break; case TGSI_FILE_OUTPUT: i = ctx->shader->noutput++; assert(i < Elements(ctx->shader->output)); ctx->shader->output[i].name = d->Semantic.Name; ctx->shader->output[i].sid = d->Semantic.Index; ctx->shader->output[i].gpr = ctx->file_offset[TGSI_FILE_OUTPUT] + d->Range.First; ctx->shader->output[i].interpolate = d->Interp.Interpolate; ctx->shader->output[i].write_mask = d->Declaration.UsageMask; if (ctx->type == TGSI_PROCESSOR_VERTEX) { ctx->shader->output[i].spi_sid = r600_spi_sid(&ctx->shader->output[i]); switch (d->Semantic.Name) { case TGSI_SEMANTIC_CLIPDIST: ctx->shader->clip_dist_write |= d->Declaration.UsageMask << (d->Semantic.Index << 2); break; case TGSI_SEMANTIC_PSIZE: ctx->shader->vs_out_misc_write = 1; ctx->shader->vs_out_point_size = 1; break; case TGSI_SEMANTIC_CLIPVERTEX: ctx->clip_vertex_write = TRUE; ctx->cv_output = i; break; } } else if (ctx->type == TGSI_PROCESSOR_FRAGMENT) { switch (d->Semantic.Name) { case TGSI_SEMANTIC_COLOR: ctx->shader->nr_ps_max_color_exports++; break; } } break; case TGSI_FILE_TEMPORARY: if (ctx->info.indirect_files & (1 << TGSI_FILE_TEMPORARY)) { if (d->Array.ArrayID) { r600_add_gpr_array(ctx->shader, ctx->file_offset[TGSI_FILE_TEMPORARY] + d->Range.First, d->Range.Last - d->Range.First + 1, 0x0F); } } break; case TGSI_FILE_CONSTANT: case TGSI_FILE_SAMPLER: case TGSI_FILE_ADDRESS: break; case TGSI_FILE_SYSTEM_VALUE: if (d->Semantic.Name == TGSI_SEMANTIC_INSTANCEID) { if (!ctx->native_integers) { struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_INT_TO_FLT; alu.src[0].sel = 0; alu.src[0].chan = 3; alu.dst.sel = 0; alu.dst.chan = 3; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } break; } else if (d->Semantic.Name == TGSI_SEMANTIC_VERTEXID) break; default: R600_ERR("unsupported file %d declaration\n", d->Declaration.File); return -EINVAL; } return 0; } static int r600_get_temp(struct r600_shader_ctx *ctx) { return ctx->temp_reg + ctx->max_driver_temp_used++; } /* * for evergreen we need to scan the shader to find the number of GPRs we need to * reserve for interpolation. * * we need to know if we are going to emit * any centroid inputs * if perspective and linear are required */ static int evergreen_gpr_count(struct r600_shader_ctx *ctx) { int i; int num_baryc; ctx->input_linear = FALSE; ctx->input_perspective = FALSE; ctx->input_centroid = FALSE; ctx->num_interp_gpr = 1; /* any centroid inputs */ for (i = 0; i < ctx->info.num_inputs; i++) { /* skip position/face */ if (ctx->info.input_semantic_name[i] == TGSI_SEMANTIC_POSITION || ctx->info.input_semantic_name[i] == TGSI_SEMANTIC_FACE) continue; if (ctx->info.input_interpolate[i] == TGSI_INTERPOLATE_LINEAR) ctx->input_linear = TRUE; if (ctx->info.input_interpolate[i] == TGSI_INTERPOLATE_PERSPECTIVE) ctx->input_perspective = TRUE; if (ctx->info.input_centroid[i]) ctx->input_centroid = TRUE; } num_baryc = 0; /* ignoring sample for now */ if (ctx->input_perspective) num_baryc++; if (ctx->input_linear) num_baryc++; if (ctx->input_centroid) num_baryc *= 2; ctx->num_interp_gpr += (num_baryc + 1) >> 1; /* XXX PULL MODEL and LINE STIPPLE, FIXED PT POS */ return ctx->num_interp_gpr; } static void tgsi_src(struct r600_shader_ctx *ctx, const struct tgsi_full_src_register *tgsi_src, struct r600_shader_src *r600_src) { memset(r600_src, 0, sizeof(*r600_src)); r600_src->swizzle[0] = tgsi_src->Register.SwizzleX; r600_src->swizzle[1] = tgsi_src->Register.SwizzleY; r600_src->swizzle[2] = tgsi_src->Register.SwizzleZ; r600_src->swizzle[3] = tgsi_src->Register.SwizzleW; r600_src->neg = tgsi_src->Register.Negate; r600_src->abs = tgsi_src->Register.Absolute; if (tgsi_src->Register.File == TGSI_FILE_IMMEDIATE) { int index; if ((tgsi_src->Register.SwizzleX == tgsi_src->Register.SwizzleY) && (tgsi_src->Register.SwizzleX == tgsi_src->Register.SwizzleZ) && (tgsi_src->Register.SwizzleX == tgsi_src->Register.SwizzleW)) { index = tgsi_src->Register.Index * 4 + tgsi_src->Register.SwizzleX; r600_bytecode_special_constants(ctx->literals[index], &r600_src->sel, &r600_src->neg); if (r600_src->sel != V_SQ_ALU_SRC_LITERAL) return; } index = tgsi_src->Register.Index; r600_src->sel = V_SQ_ALU_SRC_LITERAL; memcpy(r600_src->value, ctx->literals + index * 4, sizeof(r600_src->value)); } else if (tgsi_src->Register.File == TGSI_FILE_SYSTEM_VALUE) { if (ctx->info.system_value_semantic_name[tgsi_src->Register.Index] == TGSI_SEMANTIC_INSTANCEID) { r600_src->swizzle[0] = 3; r600_src->swizzle[1] = 3; r600_src->swizzle[2] = 3; r600_src->swizzle[3] = 3; r600_src->sel = 0; } else if (ctx->info.system_value_semantic_name[tgsi_src->Register.Index] == TGSI_SEMANTIC_VERTEXID) { r600_src->swizzle[0] = 0; r600_src->swizzle[1] = 0; r600_src->swizzle[2] = 0; r600_src->swizzle[3] = 0; r600_src->sel = 0; } } else { if (tgsi_src->Register.Indirect) r600_src->rel = V_SQ_REL_RELATIVE; r600_src->sel = tgsi_src->Register.Index; r600_src->sel += ctx->file_offset[tgsi_src->Register.File]; } if (tgsi_src->Register.File == TGSI_FILE_CONSTANT) { if (tgsi_src->Register.Dimension) { r600_src->kc_bank = tgsi_src->Dimension.Index; } } } static int tgsi_fetch_rel_const(struct r600_shader_ctx *ctx, unsigned int cb_idx, unsigned int offset, unsigned int dst_reg) { struct r600_bytecode_vtx vtx; unsigned int ar_reg; int r; if (offset) { struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(alu)); alu.op = ALU_OP2_ADD_INT; alu.src[0].sel = ctx->bc->ar_reg; alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].value = offset; alu.dst.sel = dst_reg; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; ar_reg = dst_reg; } else { ar_reg = ctx->bc->ar_reg; } memset(&vtx, 0, sizeof(vtx)); vtx.buffer_id = cb_idx; vtx.fetch_type = 2; /* VTX_FETCH_NO_INDEX_OFFSET */ vtx.src_gpr = ar_reg; vtx.mega_fetch_count = 16; vtx.dst_gpr = dst_reg; vtx.dst_sel_x = 0; /* SEL_X */ vtx.dst_sel_y = 1; /* SEL_Y */ vtx.dst_sel_z = 2; /* SEL_Z */ vtx.dst_sel_w = 3; /* SEL_W */ vtx.data_format = FMT_32_32_32_32_FLOAT; vtx.num_format_all = 2; /* NUM_FORMAT_SCALED */ vtx.format_comp_all = 1; /* FORMAT_COMP_SIGNED */ vtx.srf_mode_all = 1; /* SRF_MODE_NO_ZERO */ vtx.endian = r600_endian_swap(32); if ((r = r600_bytecode_add_vtx(ctx->bc, &vtx))) return r; return 0; } static int tgsi_split_constant(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, j, k, nconst, r; for (i = 0, nconst = 0; i < inst->Instruction.NumSrcRegs; i++) { if (inst->Src[i].Register.File == TGSI_FILE_CONSTANT) { nconst++; } tgsi_src(ctx, &inst->Src[i], &ctx->src[i]); } for (i = 0, j = nconst - 1; i < inst->Instruction.NumSrcRegs; i++) { if (inst->Src[i].Register.File != TGSI_FILE_CONSTANT) { continue; } if (ctx->src[i].rel) { int treg = r600_get_temp(ctx); if ((r = tgsi_fetch_rel_const(ctx, ctx->src[i].kc_bank, ctx->src[i].sel - 512, treg))) return r; ctx->src[i].kc_bank = 0; ctx->src[i].sel = treg; ctx->src[i].rel = 0; j--; } else if (j > 0) { int treg = r600_get_temp(ctx); for (k = 0; k < 4; k++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = ctx->src[i].sel; alu.src[0].chan = k; alu.src[0].rel = ctx->src[i].rel; alu.dst.sel = treg; alu.dst.chan = k; alu.dst.write = 1; if (k == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } ctx->src[i].sel = treg; ctx->src[i].rel =0; j--; } } return 0; } /* need to move any immediate into a temp - for trig functions which use literal for PI stuff */ static int tgsi_split_literal_constant(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, j, k, nliteral, r; for (i = 0, nliteral = 0; i < inst->Instruction.NumSrcRegs; i++) { if (ctx->src[i].sel == V_SQ_ALU_SRC_LITERAL) { nliteral++; } } for (i = 0, j = nliteral - 1; i < inst->Instruction.NumSrcRegs; i++) { if (j > 0 && ctx->src[i].sel == V_SQ_ALU_SRC_LITERAL) { int treg = r600_get_temp(ctx); for (k = 0; k < 4; k++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = ctx->src[i].sel; alu.src[0].chan = k; alu.src[0].value = ctx->src[i].value[k]; alu.dst.sel = treg; alu.dst.chan = k; alu.dst.write = 1; if (k == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } ctx->src[i].sel = treg; j--; } } return 0; } static int process_twoside_color_inputs(struct r600_shader_ctx *ctx) { int i, r, count = ctx->shader->ninput; for (i = 0; i < count; i++) { if (ctx->shader->input[i].name == TGSI_SEMANTIC_COLOR) { r = select_twoside_color(ctx, i, ctx->shader->input[i].back_color_input); if (r) return r; } } return 0; } static int r600_shader_from_tgsi(struct r600_screen *rscreen, struct r600_pipe_shader *pipeshader, struct r600_shader_key key) { struct r600_shader *shader = &pipeshader->shader; struct tgsi_token *tokens = pipeshader->selector->tokens; struct pipe_stream_output_info so = pipeshader->selector->so; struct tgsi_full_immediate *immediate; struct tgsi_full_property *property; struct r600_shader_ctx ctx; struct r600_bytecode_output output[32]; unsigned output_done, noutput; unsigned opcode; int i, j, k, r = 0; int next_pos_base = 60, next_param_base = 0; int max_color_exports = MAX2(key.nr_cbufs, 1); /* Declarations used by llvm code */ bool use_llvm = false; bool indirect_gprs; #ifdef R600_USE_LLVM use_llvm = !(rscreen->debug_flags & DBG_NO_LLVM); #endif ctx.bc = &shader->bc; ctx.shader = shader; ctx.native_integers = true; r600_bytecode_init(ctx.bc, rscreen->chip_class, rscreen->family, rscreen->has_compressed_msaa_texturing); ctx.tokens = tokens; tgsi_scan_shader(tokens, &ctx.info); shader->indirect_files = ctx.info.indirect_files; indirect_gprs = ctx.info.indirect_files & ~(1 << TGSI_FILE_CONSTANT); tgsi_parse_init(&ctx.parse, tokens); ctx.type = ctx.parse.FullHeader.Processor.Processor; shader->processor_type = ctx.type; ctx.bc->type = shader->processor_type; ctx.face_gpr = -1; ctx.fragcoord_input = -1; ctx.colors_used = 0; ctx.clip_vertex_write = 0; shader->nr_ps_color_exports = 0; shader->nr_ps_max_color_exports = 0; shader->two_side = key.color_two_side; /* register allocations */ /* Values [0,127] correspond to GPR[0..127]. * Values [128,159] correspond to constant buffer bank 0 * Values [160,191] correspond to constant buffer bank 1 * Values [256,511] correspond to cfile constants c[0..255]. (Gone on EG) * Values [256,287] correspond to constant buffer bank 2 (EG) * Values [288,319] correspond to constant buffer bank 3 (EG) * Other special values are shown in the list below. * 244 ALU_SRC_1_DBL_L: special constant 1.0 double-float, LSW. (RV670+) * 245 ALU_SRC_1_DBL_M: special constant 1.0 double-float, MSW. (RV670+) * 246 ALU_SRC_0_5_DBL_L: special constant 0.5 double-float, LSW. (RV670+) * 247 ALU_SRC_0_5_DBL_M: special constant 0.5 double-float, MSW. (RV670+) * 248 SQ_ALU_SRC_0: special constant 0.0. * 249 SQ_ALU_SRC_1: special constant 1.0 float. * 250 SQ_ALU_SRC_1_INT: special constant 1 integer. * 251 SQ_ALU_SRC_M_1_INT: special constant -1 integer. * 252 SQ_ALU_SRC_0_5: special constant 0.5 float. * 253 SQ_ALU_SRC_LITERAL: literal constant. * 254 SQ_ALU_SRC_PV: previous vector result. * 255 SQ_ALU_SRC_PS: previous scalar result. */ for (i = 0; i < TGSI_FILE_COUNT; i++) { ctx.file_offset[i] = 0; } #ifdef R600_USE_LLVM if (use_llvm && ctx.info.indirect_files && (ctx.info.indirect_files & (1 << TGSI_FILE_CONSTANT)) != ctx.info.indirect_files) { fprintf(stderr, "Warning: R600 LLVM backend does not support " "indirect adressing. Falling back to TGSI " "backend.\n"); use_llvm = 0; } #endif if (ctx.type == TGSI_PROCESSOR_VERTEX) { ctx.file_offset[TGSI_FILE_INPUT] = 1; if (!use_llvm) { r600_bytecode_add_cfinst(ctx.bc, CF_OP_CALL_FS); } } if (ctx.type == TGSI_PROCESSOR_FRAGMENT && ctx.bc->chip_class >= EVERGREEN) { ctx.file_offset[TGSI_FILE_INPUT] = evergreen_gpr_count(&ctx); } ctx.use_llvm = use_llvm; if (use_llvm) { ctx.file_offset[TGSI_FILE_OUTPUT] = ctx.file_offset[TGSI_FILE_INPUT]; } else { ctx.file_offset[TGSI_FILE_OUTPUT] = ctx.file_offset[TGSI_FILE_INPUT] + ctx.info.file_max[TGSI_FILE_INPUT] + 1; } ctx.file_offset[TGSI_FILE_TEMPORARY] = ctx.file_offset[TGSI_FILE_OUTPUT] + ctx.info.file_max[TGSI_FILE_OUTPUT] + 1; /* Outside the GPR range. This will be translated to one of the * kcache banks later. */ ctx.file_offset[TGSI_FILE_CONSTANT] = 512; ctx.file_offset[TGSI_FILE_IMMEDIATE] = V_SQ_ALU_SRC_LITERAL; ctx.bc->ar_reg = ctx.file_offset[TGSI_FILE_TEMPORARY] + ctx.info.file_max[TGSI_FILE_TEMPORARY] + 1; ctx.temp_reg = ctx.bc->ar_reg + 1; if (indirect_gprs) { shader->max_arrays = 0; shader->num_arrays = 0; if (ctx.info.indirect_files & (1 << TGSI_FILE_INPUT)) { r600_add_gpr_array(shader, ctx.file_offset[TGSI_FILE_INPUT], ctx.file_offset[TGSI_FILE_OUTPUT] - ctx.file_offset[TGSI_FILE_INPUT], 0x0F); } if (ctx.info.indirect_files & (1 << TGSI_FILE_OUTPUT)) { r600_add_gpr_array(shader, ctx.file_offset[TGSI_FILE_OUTPUT], ctx.file_offset[TGSI_FILE_TEMPORARY] - ctx.file_offset[TGSI_FILE_OUTPUT], 0x0F); } } ctx.nliterals = 0; ctx.literals = NULL; shader->fs_write_all = FALSE; while (!tgsi_parse_end_of_tokens(&ctx.parse)) { tgsi_parse_token(&ctx.parse); switch (ctx.parse.FullToken.Token.Type) { case TGSI_TOKEN_TYPE_IMMEDIATE: immediate = &ctx.parse.FullToken.FullImmediate; ctx.literals = realloc(ctx.literals, (ctx.nliterals + 1) * 16); if(ctx.literals == NULL) { r = -ENOMEM; goto out_err; } ctx.literals[ctx.nliterals * 4 + 0] = immediate->u[0].Uint; ctx.literals[ctx.nliterals * 4 + 1] = immediate->u[1].Uint; ctx.literals[ctx.nliterals * 4 + 2] = immediate->u[2].Uint; ctx.literals[ctx.nliterals * 4 + 3] = immediate->u[3].Uint; ctx.nliterals++; break; case TGSI_TOKEN_TYPE_DECLARATION: r = tgsi_declaration(&ctx); if (r) goto out_err; break; case TGSI_TOKEN_TYPE_INSTRUCTION: break; case TGSI_TOKEN_TYPE_PROPERTY: property = &ctx.parse.FullToken.FullProperty; switch (property->Property.PropertyName) { case TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS: if (property->u[0].Data == 1) shader->fs_write_all = TRUE; break; case TGSI_PROPERTY_VS_PROHIBIT_UCPS: /* we don't need this one */ break; } break; default: R600_ERR("unsupported token type %d\n", ctx.parse.FullToken.Token.Type); r = -EINVAL; goto out_err; } } /* Process two side if needed */ if (shader->two_side && ctx.colors_used) { int i, count = ctx.shader->ninput; unsigned next_lds_loc = ctx.shader->nlds; /* additional inputs will be allocated right after the existing inputs, * we won't need them after the color selection, so we don't need to * reserve these gprs for the rest of the shader code and to adjust * output offsets etc. */ int gpr = ctx.file_offset[TGSI_FILE_INPUT] + ctx.info.file_max[TGSI_FILE_INPUT] + 1; if (ctx.face_gpr == -1) { i = ctx.shader->ninput++; ctx.shader->input[i].name = TGSI_SEMANTIC_FACE; ctx.shader->input[i].spi_sid = 0; ctx.shader->input[i].gpr = gpr++; ctx.face_gpr = ctx.shader->input[i].gpr; } for (i = 0; i < count; i++) { if (ctx.shader->input[i].name == TGSI_SEMANTIC_COLOR) { int ni = ctx.shader->ninput++; memcpy(&ctx.shader->input[ni],&ctx.shader->input[i], sizeof(struct r600_shader_io)); ctx.shader->input[ni].name = TGSI_SEMANTIC_BCOLOR; ctx.shader->input[ni].spi_sid = r600_spi_sid(&ctx.shader->input[ni]); ctx.shader->input[ni].gpr = gpr++; // TGSI to LLVM needs to know the lds position of inputs. // Non LLVM path computes it later (in process_twoside_color) ctx.shader->input[ni].lds_pos = next_lds_loc++; ctx.shader->input[i].back_color_input = ni; if (ctx.bc->chip_class >= EVERGREEN) { if ((r = evergreen_interp_input(&ctx, ni))) return r; } } } } /* LLVM backend setup */ #ifdef R600_USE_LLVM if (use_llvm) { struct radeon_llvm_context radeon_llvm_ctx; LLVMModuleRef mod; bool dump = r600_can_dump_shader(rscreen, ctx.type); boolean use_kill = false; memset(&radeon_llvm_ctx, 0, sizeof(radeon_llvm_ctx)); radeon_llvm_ctx.type = ctx.type; radeon_llvm_ctx.two_side = shader->two_side; radeon_llvm_ctx.face_gpr = ctx.face_gpr; radeon_llvm_ctx.r600_inputs = ctx.shader->input; radeon_llvm_ctx.r600_outputs = ctx.shader->output; radeon_llvm_ctx.color_buffer_count = max_color_exports; radeon_llvm_ctx.chip_class = ctx.bc->chip_class; radeon_llvm_ctx.fs_color_all = shader->fs_write_all && (rscreen->chip_class >= EVERGREEN); radeon_llvm_ctx.stream_outputs = &so; radeon_llvm_ctx.clip_vertex = ctx.cv_output; radeon_llvm_ctx.alpha_to_one = key.alpha_to_one; mod = r600_tgsi_llvm(&radeon_llvm_ctx, tokens); ctx.shader->has_txq_cube_array_z_comp = radeon_llvm_ctx.has_txq_cube_array_z_comp; if (r600_llvm_compile(mod, rscreen->family, ctx.bc, &use_kill, dump)) { radeon_llvm_dispose(&radeon_llvm_ctx); use_llvm = 0; fprintf(stderr, "R600 LLVM backend failed to compile " "shader. Falling back to TGSI\n"); } else { ctx.file_offset[TGSI_FILE_OUTPUT] = ctx.file_offset[TGSI_FILE_INPUT]; } if (use_kill) ctx.shader->uses_kill = use_kill; radeon_llvm_dispose(&radeon_llvm_ctx); } #endif /* End of LLVM backend setup */ if (shader->fs_write_all && rscreen->chip_class >= EVERGREEN) shader->nr_ps_max_color_exports = 8; if (!use_llvm) { if (ctx.fragcoord_input >= 0) { if (ctx.bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.src[0].sel = shader->input[ctx.fragcoord_input].gpr; alu.src[0].chan = 3; alu.dst.sel = shader->input[ctx.fragcoord_input].gpr; alu.dst.chan = j; alu.dst.write = (j == 3); alu.last = 1; if ((r = r600_bytecode_add_alu(ctx.bc, &alu))) return r; } } else { struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.src[0].sel = shader->input[ctx.fragcoord_input].gpr; alu.src[0].chan = 3; alu.dst.sel = shader->input[ctx.fragcoord_input].gpr; alu.dst.chan = 3; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx.bc, &alu))) return r; } } if (shader->two_side && ctx.colors_used) { if ((r = process_twoside_color_inputs(&ctx))) return r; } tgsi_parse_init(&ctx.parse, tokens); while (!tgsi_parse_end_of_tokens(&ctx.parse)) { tgsi_parse_token(&ctx.parse); switch (ctx.parse.FullToken.Token.Type) { case TGSI_TOKEN_TYPE_INSTRUCTION: r = tgsi_is_supported(&ctx); if (r) goto out_err; ctx.max_driver_temp_used = 0; /* reserve first tmp for everyone */ r600_get_temp(&ctx); opcode = ctx.parse.FullToken.FullInstruction.Instruction.Opcode; if ((r = tgsi_split_constant(&ctx))) goto out_err; if ((r = tgsi_split_literal_constant(&ctx))) goto out_err; if (ctx.bc->chip_class == CAYMAN) ctx.inst_info = &cm_shader_tgsi_instruction[opcode]; else if (ctx.bc->chip_class >= EVERGREEN) ctx.inst_info = &eg_shader_tgsi_instruction[opcode]; else ctx.inst_info = &r600_shader_tgsi_instruction[opcode]; r = ctx.inst_info->process(&ctx); if (r) goto out_err; break; default: break; } } } /* Reset the temporary register counter. */ ctx.max_driver_temp_used = 0; noutput = shader->noutput; if (ctx.clip_vertex_write) { unsigned clipdist_temp[2]; clipdist_temp[0] = r600_get_temp(&ctx); clipdist_temp[1] = r600_get_temp(&ctx); /* need to convert a clipvertex write into clipdistance writes and not export the clip vertex anymore */ memset(&shader->output[noutput], 0, 2*sizeof(struct r600_shader_io)); shader->output[noutput].name = TGSI_SEMANTIC_CLIPDIST; shader->output[noutput].gpr = clipdist_temp[0]; noutput++; shader->output[noutput].name = TGSI_SEMANTIC_CLIPDIST; shader->output[noutput].gpr = clipdist_temp[1]; noutput++; /* reset spi_sid for clipvertex output to avoid confusing spi */ shader->output[ctx.cv_output].spi_sid = 0; shader->clip_dist_write = 0xFF; for (i = 0; i < 8; i++) { int oreg = i >> 2; int ochan = i & 3; for (j = 0; j < 4; j++) { struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_DOT4; alu.src[0].sel = shader->output[ctx.cv_output].gpr; alu.src[0].chan = j; alu.src[1].sel = 512 + i; alu.src[1].kc_bank = R600_UCP_CONST_BUFFER; alu.src[1].chan = j; alu.dst.sel = clipdist_temp[oreg]; alu.dst.chan = j; alu.dst.write = (j == ochan); if (j == 3) alu.last = 1; if (!use_llvm) r = r600_bytecode_add_alu(ctx.bc, &alu); if (r) return r; } } } /* Add stream outputs. */ if (ctx.type == TGSI_PROCESSOR_VERTEX && so.num_outputs && !use_llvm) { unsigned so_gpr[PIPE_MAX_SHADER_OUTPUTS]; /* Sanity checking. */ if (so.num_outputs > PIPE_MAX_SHADER_OUTPUTS) { R600_ERR("Too many stream outputs: %d\n", so.num_outputs); r = -EINVAL; goto out_err; } for (i = 0; i < so.num_outputs; i++) { if (so.output[i].output_buffer >= 4) { R600_ERR("Exceeded the max number of stream output buffers, got: %d\n", so.output[i].output_buffer); r = -EINVAL; goto out_err; } } /* Initialize locations where the outputs are stored. */ for (i = 0; i < so.num_outputs; i++) { so_gpr[i] = shader->output[so.output[i].register_index].gpr; /* Lower outputs with dst_offset < start_component. * * We can only output 4D vectors with a write mask, e.g. we can * only output the W component at offset 3, etc. If we want * to store Y, Z, or W at buffer offset 0, we need to use MOV * to move it to X and output X. */ if (so.output[i].dst_offset < so.output[i].start_component) { unsigned tmp = r600_get_temp(&ctx); for (j = 0; j < so.output[i].num_components; j++) { struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = so_gpr[i]; alu.src[0].chan = so.output[i].start_component + j; alu.dst.sel = tmp; alu.dst.chan = j; alu.dst.write = 1; if (j == so.output[i].num_components - 1) alu.last = 1; r = r600_bytecode_add_alu(ctx.bc, &alu); if (r) return r; } so.output[i].start_component = 0; so_gpr[i] = tmp; } } /* Write outputs to buffers. */ for (i = 0; i < so.num_outputs; i++) { struct r600_bytecode_output output; memset(&output, 0, sizeof(struct r600_bytecode_output)); output.gpr = so_gpr[i]; output.elem_size = so.output[i].num_components; output.array_base = so.output[i].dst_offset - so.output[i].start_component; output.type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_WRITE; output.burst_count = 1; output.barrier = 1; /* array_size is an upper limit for the burst_count * with MEM_STREAM instructions */ output.array_size = 0xFFF; output.comp_mask = ((1 << so.output[i].num_components) - 1) << so.output[i].start_component; if (ctx.bc->chip_class >= EVERGREEN) { switch (so.output[i].output_buffer) { case 0: output.op = CF_OP_MEM_STREAM0_BUF0; break; case 1: output.op = CF_OP_MEM_STREAM0_BUF1; break; case 2: output.op = CF_OP_MEM_STREAM0_BUF2; break; case 3: output.op = CF_OP_MEM_STREAM0_BUF3; break; } } else { switch (so.output[i].output_buffer) { case 0: output.op = CF_OP_MEM_STREAM0; break; case 1: output.op = CF_OP_MEM_STREAM1; break; case 2: output.op = CF_OP_MEM_STREAM2; break; case 3: output.op = CF_OP_MEM_STREAM3; break; } } r = r600_bytecode_add_output(ctx.bc, &output); if (r) goto out_err; } } /* export output */ for (i = 0, j = 0; i < noutput; i++, j++) { memset(&output[j], 0, sizeof(struct r600_bytecode_output)); output[j].gpr = shader->output[i].gpr; output[j].elem_size = 3; output[j].swizzle_x = 0; output[j].swizzle_y = 1; output[j].swizzle_z = 2; output[j].swizzle_w = 3; output[j].burst_count = 1; output[j].barrier = 1; output[j].type = -1; output[j].op = CF_OP_EXPORT; switch (ctx.type) { case TGSI_PROCESSOR_VERTEX: switch (shader->output[i].name) { case TGSI_SEMANTIC_POSITION: output[j].array_base = next_pos_base++; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS; break; case TGSI_SEMANTIC_PSIZE: output[j].array_base = next_pos_base++; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS; break; case TGSI_SEMANTIC_CLIPVERTEX: j--; break; case TGSI_SEMANTIC_CLIPDIST: output[j].array_base = next_pos_base++; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS; /* spi_sid is 0 for clipdistance outputs that were generated * for clipvertex - we don't need to pass them to PS */ if (shader->output[i].spi_sid) { j++; /* duplicate it as PARAM to pass to the pixel shader */ memcpy(&output[j], &output[j-1], sizeof(struct r600_bytecode_output)); output[j].array_base = next_param_base++; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM; } break; case TGSI_SEMANTIC_FOG: output[j].swizzle_y = 4; /* 0 */ output[j].swizzle_z = 4; /* 0 */ output[j].swizzle_w = 5; /* 1 */ break; } break; case TGSI_PROCESSOR_FRAGMENT: if (shader->output[i].name == TGSI_SEMANTIC_COLOR) { /* never export more colors than the number of CBs */ if (shader->output[i].sid >= max_color_exports) { /* skip export */ j--; continue; } output[j].swizzle_w = key.alpha_to_one ? 5 : 3; output[j].array_base = shader->output[i].sid; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; shader->nr_ps_color_exports++; if (shader->fs_write_all && (rscreen->chip_class >= EVERGREEN)) { for (k = 1; k < max_color_exports; k++) { j++; memset(&output[j], 0, sizeof(struct r600_bytecode_output)); output[j].gpr = shader->output[i].gpr; output[j].elem_size = 3; output[j].swizzle_x = 0; output[j].swizzle_y = 1; output[j].swizzle_z = 2; output[j].swizzle_w = key.alpha_to_one ? 5 : 3; output[j].burst_count = 1; output[j].barrier = 1; output[j].array_base = k; output[j].op = CF_OP_EXPORT; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; shader->nr_ps_color_exports++; } } } else if (shader->output[i].name == TGSI_SEMANTIC_POSITION) { output[j].array_base = 61; output[j].swizzle_x = 2; output[j].swizzle_y = 7; output[j].swizzle_z = output[j].swizzle_w = 7; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; } else if (shader->output[i].name == TGSI_SEMANTIC_STENCIL) { output[j].array_base = 61; output[j].swizzle_x = 7; output[j].swizzle_y = 1; output[j].swizzle_z = output[j].swizzle_w = 7; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; } else { R600_ERR("unsupported fragment output name %d\n", shader->output[i].name); r = -EINVAL; goto out_err; } break; default: R600_ERR("unsupported processor type %d\n", ctx.type); r = -EINVAL; goto out_err; } if (output[j].type==-1) { output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM; output[j].array_base = next_param_base++; } } /* add fake position export */ if (ctx.type == TGSI_PROCESSOR_VERTEX && next_pos_base == 60) { memset(&output[j], 0, sizeof(struct r600_bytecode_output)); output[j].gpr = 0; output[j].elem_size = 3; output[j].swizzle_x = 7; output[j].swizzle_y = 7; output[j].swizzle_z = 7; output[j].swizzle_w = 7; output[j].burst_count = 1; output[j].barrier = 1; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS; output[j].array_base = next_pos_base; output[j].op = CF_OP_EXPORT; j++; } /* add fake param output for vertex shader if no param is exported */ if (ctx.type == TGSI_PROCESSOR_VERTEX && next_param_base == 0) { memset(&output[j], 0, sizeof(struct r600_bytecode_output)); output[j].gpr = 0; output[j].elem_size = 3; output[j].swizzle_x = 7; output[j].swizzle_y = 7; output[j].swizzle_z = 7; output[j].swizzle_w = 7; output[j].burst_count = 1; output[j].barrier = 1; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM; output[j].array_base = 0; output[j].op = CF_OP_EXPORT; j++; } /* add fake pixel export */ if (ctx.type == TGSI_PROCESSOR_FRAGMENT && shader->nr_ps_color_exports == 0) { memset(&output[j], 0, sizeof(struct r600_bytecode_output)); output[j].gpr = 0; output[j].elem_size = 3; output[j].swizzle_x = 7; output[j].swizzle_y = 7; output[j].swizzle_z = 7; output[j].swizzle_w = 7; output[j].burst_count = 1; output[j].barrier = 1; output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; output[j].array_base = 0; output[j].op = CF_OP_EXPORT; j++; } noutput = j; /* set export done on last export of each type */ for (i = noutput - 1, output_done = 0; i >= 0; i--) { if (ctx.bc->chip_class < CAYMAN) { if (i == (noutput - 1)) { output[i].end_of_program = 1; } } if (!(output_done & (1 << output[i].type))) { output_done |= (1 << output[i].type); output[i].op = CF_OP_EXPORT_DONE; } } /* add output to bytecode */ if (!use_llvm) { for (i = 0; i < noutput; i++) { r = r600_bytecode_add_output(ctx.bc, &output[i]); if (r) goto out_err; } } /* add program end */ if (!use_llvm && ctx.bc->chip_class == CAYMAN) cm_bytecode_add_cf_end(ctx.bc); /* check GPR limit - we have 124 = 128 - 4 * (4 are reserved as alu clause temporary registers) */ if (ctx.bc->ngpr > 124) { R600_ERR("GPR limit exceeded - shader requires %d registers\n", ctx.bc->ngpr); r = -ENOMEM; goto out_err; } free(ctx.literals); tgsi_parse_free(&ctx.parse); return 0; out_err: free(ctx.literals); tgsi_parse_free(&ctx.parse); return r; } static int tgsi_unsupported(struct r600_shader_ctx *ctx) { R600_ERR("%s tgsi opcode unsupported\n", tgsi_get_opcode_name(ctx->inst_info->tgsi_opcode)); return -EINVAL; } static int tgsi_end(struct r600_shader_ctx *ctx) { return 0; } static void r600_bytecode_src(struct r600_bytecode_alu_src *bc_src, const struct r600_shader_src *shader_src, unsigned chan) { bc_src->sel = shader_src->sel; bc_src->chan = shader_src->swizzle[chan]; bc_src->neg = shader_src->neg; bc_src->abs = shader_src->abs; bc_src->rel = shader_src->rel; bc_src->value = shader_src->value[bc_src->chan]; bc_src->kc_bank = shader_src->kc_bank; } static void r600_bytecode_src_set_abs(struct r600_bytecode_alu_src *bc_src) { bc_src->abs = 1; bc_src->neg = 0; } static void r600_bytecode_src_toggle_neg(struct r600_bytecode_alu_src *bc_src) { bc_src->neg = !bc_src->neg; } static void tgsi_dst(struct r600_shader_ctx *ctx, const struct tgsi_full_dst_register *tgsi_dst, unsigned swizzle, struct r600_bytecode_alu_dst *r600_dst) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; r600_dst->sel = tgsi_dst->Register.Index; r600_dst->sel += ctx->file_offset[tgsi_dst->Register.File]; r600_dst->chan = swizzle; r600_dst->write = 1; if (tgsi_dst->Register.Indirect) r600_dst->rel = V_SQ_REL_RELATIVE; if (inst->Instruction.Saturate) { r600_dst->clamp = 1; } } static int tgsi_last_instruction(unsigned writemask) { int i, lasti = 0; for (i = 0; i < 4; i++) { if (writemask & (1 << i)) { lasti = i; } } return lasti; } static int tgsi_op2_s(struct r600_shader_ctx *ctx, int swap, int trans_only) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, j, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.op = ctx->inst_info->op; if (!swap) { for (j = 0; j < inst->Instruction.NumSrcRegs; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], i); } } else { r600_bytecode_src(&alu.src[0], &ctx->src[1], i); r600_bytecode_src(&alu.src[1], &ctx->src[0], i); } /* handle some special cases */ switch (ctx->inst_info->tgsi_opcode) { case TGSI_OPCODE_SUB: r600_bytecode_src_toggle_neg(&alu.src[1]); break; case TGSI_OPCODE_ABS: r600_bytecode_src_set_abs(&alu.src[0]); break; default: break; } if (i == lasti || trans_only) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_op2(struct r600_shader_ctx *ctx) { return tgsi_op2_s(ctx, 0, 0); } static int tgsi_op2_swap(struct r600_shader_ctx *ctx) { return tgsi_op2_s(ctx, 1, 0); } static int tgsi_op2_trans(struct r600_shader_ctx *ctx) { return tgsi_op2_s(ctx, 0, 1); } static int tgsi_ineg(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; alu.src[0].sel = V_SQ_ALU_SRC_0; r600_bytecode_src(&alu.src[1], &ctx->src[0], i); tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (i == lasti) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int cayman_emit_float_instr(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; int i, j, r; struct r600_bytecode_alu alu; int last_slot = (inst->Dst[0].Register.WriteMask & 0x8) ? 4 : 3; for (i = 0 ; i < last_slot; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; for (j = 0; j < inst->Instruction.NumSrcRegs; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], 0); /* RSQ should take the absolute value of src */ if (ctx->inst_info->tgsi_opcode == TGSI_OPCODE_RSQ) { r600_bytecode_src_set_abs(&alu.src[j]); } } tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> i) & 1; if (i == last_slot - 1) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int cayman_mul_int_instr(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; int i, j, k, r; struct r600_bytecode_alu alu; int last_slot = (inst->Dst[0].Register.WriteMask & 0x8) ? 4 : 3; for (k = 0; k < last_slot; k++) { if (!(inst->Dst[0].Register.WriteMask & (1 << k))) continue; for (i = 0 ; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; for (j = 0; j < inst->Instruction.NumSrcRegs; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], k); } tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.write = (i == k); if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } return 0; } /* * r600 - trunc to -PI..PI range * r700 - normalize by dividing by 2PI * see fdo bug 27901 */ static int tgsi_setup_trig(struct r600_shader_ctx *ctx) { static float half_inv_pi = 1.0 /(3.1415926535 * 2); static float double_pi = 3.1415926535 * 2; static float neg_pi = -3.1415926535; int r; struct r600_bytecode_alu alu; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; alu.is_op3 = 1; alu.dst.chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].chan = 0; alu.src[1].value = *(uint32_t *)&half_inv_pi; alu.src[2].sel = V_SQ_ALU_SRC_0_5; alu.src[2].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_FRACT; alu.dst.chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; alu.is_op3 = 1; alu.dst.chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].chan = 0; alu.src[2].sel = V_SQ_ALU_SRC_LITERAL; alu.src[2].chan = 0; if (ctx->bc->chip_class == R600) { alu.src[1].value = *(uint32_t *)&double_pi; alu.src[2].value = *(uint32_t *)&neg_pi; } else { alu.src[1].sel = V_SQ_ALU_SRC_1; alu.src[2].sel = V_SQ_ALU_SRC_0_5; alu.src[2].neg = 1; } alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; return 0; } static int cayman_trig(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int last_slot = (inst->Dst[0].Register.WriteMask & 0x8) ? 4 : 3; int i, r; r = tgsi_setup_trig(ctx); if (r) return r; for (i = 0; i < last_slot; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; alu.dst.chan = i; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> i) & 1; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; if (i == last_slot - 1) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_trig(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); r = tgsi_setup_trig(ctx); if (r) return r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; alu.dst.chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* replicate result */ for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = ctx->temp_reg; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (i == lasti) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_scs(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; /* We'll only need the trig stuff if we are going to write to the * X or Y components of the destination vector. */ if (likely(inst->Dst[0].Register.WriteMask & TGSI_WRITEMASK_XY)) { r = tgsi_setup_trig(ctx); if (r) return r; } /* dst.x = COS */ if (inst->Dst[0].Register.WriteMask & TGSI_WRITEMASK_X) { if (ctx->bc->chip_class == CAYMAN) { for (i = 0 ; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_COS; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (i == 0) alu.dst.write = 1; else alu.dst.write = 0; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_COS; tgsi_dst(ctx, &inst->Dst[0], 0, &alu.dst); alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } /* dst.y = SIN */ if (inst->Dst[0].Register.WriteMask & TGSI_WRITEMASK_Y) { if (ctx->bc->chip_class == CAYMAN) { for (i = 0 ; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_SIN; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (i == 1) alu.dst.write = 1; else alu.dst.write = 0; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_SIN; tgsi_dst(ctx, &inst->Dst[0], 1, &alu.dst); alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } /* dst.z = 0.0; */ if (inst->Dst[0].Register.WriteMask & TGSI_WRITEMASK_Z) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; tgsi_dst(ctx, &inst->Dst[0], 2, &alu.dst); alu.src[0].sel = V_SQ_ALU_SRC_0; alu.src[0].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* dst.w = 1.0; */ if (inst->Dst[0].Register.WriteMask & TGSI_WRITEMASK_W) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; tgsi_dst(ctx, &inst->Dst[0], 3, &alu.dst); alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_kill(struct r600_shader_ctx *ctx) { struct r600_bytecode_alu alu; int i, r; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; alu.dst.chan = i; alu.src[0].sel = V_SQ_ALU_SRC_0; if (ctx->inst_info->tgsi_opcode == TGSI_OPCODE_KILL) { alu.src[1].sel = V_SQ_ALU_SRC_1; alu.src[1].neg = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[0], i); } if (i == 3) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* kill must be last in ALU */ ctx->bc->force_add_cf = 1; ctx->shader->uses_kill = TRUE; return 0; } static int tgsi_lit(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int r; /* tmp.x = max(src.y, 0.0) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MAX; r600_bytecode_src(&alu.src[0], &ctx->src[0], 1); alu.src[1].sel = V_SQ_ALU_SRC_0; /*0.0*/ alu.src[1].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; if (inst->Dst[0].Register.WriteMask & (1 << 2)) { int chan; int sel; int i; if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { /* tmp.z = log(tmp.x) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_CLAMPED; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 2) { alu.dst.write = 1; alu.last = 1; } else alu.dst.write = 0; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { /* tmp.z = log(tmp.x) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_CLAMPED; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 2; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } chan = alu.dst.chan; sel = alu.dst.sel; /* tmp.x = amd MUL_LIT(tmp.z, src.w, src.x ) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MUL_LIT; alu.src[0].sel = sel; alu.src[0].chan = chan; r600_bytecode_src(&alu.src[1], &ctx->src[0], 3); r600_bytecode_src(&alu.src[2], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; alu.is_op3 = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { /* dst.z = exp(tmp.x) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (i == 2) { alu.dst.write = 1; alu.last = 1; } else alu.dst.write = 0; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { /* dst.z = exp(tmp.x) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; tgsi_dst(ctx, &inst->Dst[0], 2, &alu.dst); alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } /* dst.x, <- 1.0 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = V_SQ_ALU_SRC_1; /*1.0*/ alu.src[0].chan = 0; tgsi_dst(ctx, &inst->Dst[0], 0, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> 0) & 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* dst.y = max(src.x, 0.0) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MAX; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.src[1].sel = V_SQ_ALU_SRC_0; /*0.0*/ alu.src[1].chan = 0; tgsi_dst(ctx, &inst->Dst[0], 1, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> 1) & 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* dst.w, <- 1.0 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; tgsi_dst(ctx, &inst->Dst[0], 3, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> 3) & 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; return 0; } static int tgsi_rsq(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); /* XXX: * For state trackers other than OpenGL, we'll want to use * _RECIPSQRT_IEEE instead. */ alu.op = ALU_OP1_RECIPSQRT_CLAMPED; for (i = 0; i < inst->Instruction.NumSrcRegs; i++) { r600_bytecode_src(&alu.src[i], &ctx->src[i], 0); r600_bytecode_src_set_abs(&alu.src[i]); } alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* replicate result */ return tgsi_helper_tempx_replicate(ctx); } static int tgsi_helper_tempx_replicate(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.src[0].sel = ctx->temp_reg; alu.op = ALU_OP1_MOV; alu.dst.chan = i; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> i) & 1; if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_trans_srcx_replicate(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; for (i = 0; i < inst->Instruction.NumSrcRegs; i++) { r600_bytecode_src(&alu.src[i], &ctx->src[i], 0); } alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* replicate result */ return tgsi_helper_tempx_replicate(ctx); } static int cayman_pow(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; int i, r; struct r600_bytecode_alu alu; int last_slot = (inst->Dst[0].Register.WriteMask & 0x8) ? 4 : 3; for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; alu.dst.write = 1; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* b * LOG2(a) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; r600_bytecode_src(&alu.src[0], &ctx->src[1], 0); alu.src[1].sel = ctx->temp_reg; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; for (i = 0; i < last_slot; i++) { /* POW(a,b) = EXP2(b * LOG2(a))*/ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.write = (inst->Dst[0].Register.WriteMask >> i) & 1; if (i == last_slot - 1) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_pow(struct r600_shader_ctx *ctx) { struct r600_bytecode_alu alu; int r; /* LOG2(a) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* b * LOG2(a) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; r600_bytecode_src(&alu.src[0], &ctx->src[1], 0); alu.src[1].sel = ctx->temp_reg; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* POW(a,b) = EXP2(b * LOG2(a))*/ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; return tgsi_helper_tempx_replicate(ctx); } static int tgsi_divmod(struct r600_shader_ctx *ctx, int mod, int signed_op) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r, j; unsigned write_mask = inst->Dst[0].Register.WriteMask; int tmp0 = ctx->temp_reg; int tmp1 = r600_get_temp(ctx); int tmp2 = r600_get_temp(ctx); int tmp3 = r600_get_temp(ctx); /* Unsigned path: * * we need to represent src1 as src2*q + r, where q - quotient, r - remainder * * 1. tmp0.x = rcp (src2) = 2^32/src2 + e, where e is rounding error * 2. tmp0.z = lo (tmp0.x * src2) * 3. tmp0.w = -tmp0.z * 4. tmp0.y = hi (tmp0.x * src2) * 5. tmp0.z = (tmp0.y == 0 ? tmp0.w : tmp0.z) = abs(lo(rcp*src2)) * 6. tmp0.w = hi (tmp0.z * tmp0.x) = e, rounding error * 7. tmp1.x = tmp0.x - tmp0.w * 8. tmp1.y = tmp0.x + tmp0.w * 9. tmp0.x = (tmp0.y == 0 ? tmp1.y : tmp1.x) * 10. tmp0.z = hi(tmp0.x * src1) = q * 11. tmp0.y = lo (tmp0.z * src2) = src2*q = src1 - r * * 12. tmp0.w = src1 - tmp0.y = r * 13. tmp1.x = tmp0.w >= src2 = r >= src2 (uint comparison) * 14. tmp1.y = src1 >= tmp0.y = r >= 0 (uint comparison) * * if DIV * * 15. tmp1.z = tmp0.z + 1 = q + 1 * 16. tmp1.w = tmp0.z - 1 = q - 1 * * else MOD * * 15. tmp1.z = tmp0.w - src2 = r - src2 * 16. tmp1.w = tmp0.w + src2 = r + src2 * * endif * * 17. tmp1.x = tmp1.x & tmp1.y * * DIV: 18. tmp0.z = tmp1.x==0 ? tmp0.z : tmp1.z * MOD: 18. tmp0.z = tmp1.x==0 ? tmp0.w : tmp1.z * * 19. tmp0.z = tmp1.y==0 ? tmp1.w : tmp0.z * 20. dst = src2==0 ? MAX_UINT : tmp0.z * * Signed path: * * Same as unsigned, using abs values of the operands, * and fixing the sign of the result in the end. */ for (i = 0; i < 4; i++) { if (!(write_mask & (1<src[0], i); alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* tmp2.y = -src1 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp2; alu.dst.chan = 1; alu.dst.write = 1; alu.src[0].sel = V_SQ_ALU_SRC_0; r600_bytecode_src(&alu.src[1], &ctx->src[1], i); alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* tmp2.z sign bit is set if src0 and src2 signs are different */ /* it will be a sign of the quotient */ if (!mod) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_XOR_INT; alu.dst.sel = tmp2; alu.dst.chan = 2; alu.dst.write = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[1], i); alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* tmp2.x = |src0| */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGE_INT; alu.is_op3 = 1; alu.dst.sel = tmp2; alu.dst.chan = 0; alu.dst.write = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[0], i); alu.src[2].sel = tmp2; alu.src[2].chan = 0; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* tmp2.y = |src1| */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGE_INT; alu.is_op3 = 1; alu.dst.sel = tmp2; alu.dst.chan = 1; alu.dst.write = 1; r600_bytecode_src(&alu.src[0], &ctx->src[1], i); r600_bytecode_src(&alu.src[1], &ctx->src[1], i); alu.src[2].sel = tmp2; alu.src[2].chan = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 1. tmp0.x = rcp_u (src2) = 2^32/src2 + e, where e is rounding error */ if (ctx->bc->chip_class == CAYMAN) { /* tmp3.x = u2f(src2) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_UINT_TO_FLT; alu.dst.sel = tmp3; alu.dst.chan = 0; alu.dst.write = 1; if (signed_op) { alu.src[0].sel = tmp2; alu.src[0].chan = 1; } else { r600_bytecode_src(&alu.src[0], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* tmp0.x = recip(tmp3.x) */ for (j = 0 ; j < 3; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.dst.sel = tmp0; alu.dst.chan = j; alu.dst.write = (j == 0); alu.src[0].sel = tmp3; alu.src[0].chan = 0; if (j == 2) alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; alu.src[0].sel = tmp0; alu.src[0].chan = 0; alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].value = 0x4f800000; alu.dst.sel = tmp3; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_FLT_TO_UINT; alu.dst.sel = tmp0; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = tmp3; alu.src[0].chan = 0; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_UINT; alu.dst.sel = tmp0; alu.dst.chan = 0; alu.dst.write = 1; if (signed_op) { alu.src[0].sel = tmp2; alu.src[0].chan = 1; } else { r600_bytecode_src(&alu.src[0], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 2. tmp0.z = lo (tmp0.x * src2) */ if (ctx->bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_UINT; alu.dst.sel = tmp0; alu.dst.chan = j; alu.dst.write = (j == 2); alu.src[0].sel = tmp0; alu.src[0].chan = 0; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = (j == 3); if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_UINT; alu.dst.sel = tmp0; alu.dst.chan = 2; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 0; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 3. tmp0.w = -tmp0.z */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp0; alu.dst.chan = 3; alu.dst.write = 1; alu.src[0].sel = V_SQ_ALU_SRC_0; alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 4. tmp0.y = hi (tmp0.x * src2) */ if (ctx->bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULHI_UINT; alu.dst.sel = tmp0; alu.dst.chan = j; alu.dst.write = (j == 1); alu.src[0].sel = tmp0; alu.src[0].chan = 0; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = (j == 3); if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULHI_UINT; alu.dst.sel = tmp0; alu.dst.chan = 1; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 0; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 5. tmp0.z = (tmp0.y == 0 ? tmp0.w : tmp0.z) = abs(lo(rcp*src)) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDE_INT; alu.is_op3 = 1; alu.dst.sel = tmp0; alu.dst.chan = 2; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 1; alu.src[1].sel = tmp0; alu.src[1].chan = 3; alu.src[2].sel = tmp0; alu.src[2].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 6. tmp0.w = hi (tmp0.z * tmp0.x) = e, rounding error */ if (ctx->bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULHI_UINT; alu.dst.sel = tmp0; alu.dst.chan = j; alu.dst.write = (j == 3); alu.src[0].sel = tmp0; alu.src[0].chan = 2; alu.src[1].sel = tmp0; alu.src[1].chan = 0; alu.last = (j == 3); if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULHI_UINT; alu.dst.sel = tmp0; alu.dst.chan = 3; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 2; alu.src[1].sel = tmp0; alu.src[1].chan = 0; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 7. tmp1.x = tmp0.x - tmp0.w */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp1; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 0; alu.src[1].sel = tmp0; alu.src[1].chan = 3; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 8. tmp1.y = tmp0.x + tmp0.w */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_ADD_INT; alu.dst.sel = tmp1; alu.dst.chan = 1; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 0; alu.src[1].sel = tmp0; alu.src[1].chan = 3; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 9. tmp0.x = (tmp0.y == 0 ? tmp1.y : tmp1.x) */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDE_INT; alu.is_op3 = 1; alu.dst.sel = tmp0; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 1; alu.src[1].sel = tmp1; alu.src[1].chan = 1; alu.src[2].sel = tmp1; alu.src[2].chan = 0; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 10. tmp0.z = hi(tmp0.x * src1) = q */ if (ctx->bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULHI_UINT; alu.dst.sel = tmp0; alu.dst.chan = j; alu.dst.write = (j == 2); alu.src[0].sel = tmp0; alu.src[0].chan = 0; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 0; } else { r600_bytecode_src(&alu.src[1], &ctx->src[0], i); } alu.last = (j == 3); if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULHI_UINT; alu.dst.sel = tmp0; alu.dst.chan = 2; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 0; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 0; } else { r600_bytecode_src(&alu.src[1], &ctx->src[0], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 11. tmp0.y = lo (src2 * tmp0.z) = src2*q = src1 - r */ if (ctx->bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_UINT; alu.dst.sel = tmp0; alu.dst.chan = j; alu.dst.write = (j == 1); if (signed_op) { alu.src[0].sel = tmp2; alu.src[0].chan = 1; } else { r600_bytecode_src(&alu.src[0], &ctx->src[1], i); } alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.last = (j == 3); if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_UINT; alu.dst.sel = tmp0; alu.dst.chan = 1; alu.dst.write = 1; if (signed_op) { alu.src[0].sel = tmp2; alu.src[0].chan = 1; } else { r600_bytecode_src(&alu.src[0], &ctx->src[1], i); } alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 12. tmp0.w = src1 - tmp0.y = r */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp0; alu.dst.chan = 3; alu.dst.write = 1; if (signed_op) { alu.src[0].sel = tmp2; alu.src[0].chan = 0; } else { r600_bytecode_src(&alu.src[0], &ctx->src[0], i); } alu.src[1].sel = tmp0; alu.src[1].chan = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 13. tmp1.x = tmp0.w >= src2 = r >= src2 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SETGE_UINT; alu.dst.sel = tmp1; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 3; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 14. tmp1.y = src1 >= tmp0.y = r >= 0 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SETGE_UINT; alu.dst.sel = tmp1; alu.dst.chan = 1; alu.dst.write = 1; if (signed_op) { alu.src[0].sel = tmp2; alu.src[0].chan = 0; } else { r600_bytecode_src(&alu.src[0], &ctx->src[0], i); } alu.src[1].sel = tmp0; alu.src[1].chan = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; if (mod) { /* UMOD */ /* 15. tmp1.z = tmp0.w - src2 = r - src2 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp1; alu.dst.chan = 2; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 3; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 16. tmp1.w = tmp0.w + src2 = r + src2 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_ADD_INT; alu.dst.sel = tmp1; alu.dst.chan = 3; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 3; if (signed_op) { alu.src[1].sel = tmp2; alu.src[1].chan = 1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } else { /* UDIV */ /* 15. tmp1.z = tmp0.z + 1 = q + 1 DIV */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_ADD_INT; alu.dst.sel = tmp1; alu.dst.chan = 2; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 2; alu.src[1].sel = V_SQ_ALU_SRC_1_INT; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 16. tmp1.w = tmp0.z - 1 = q - 1 */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_ADD_INT; alu.dst.sel = tmp1; alu.dst.chan = 3; alu.dst.write = 1; alu.src[0].sel = tmp0; alu.src[0].chan = 2; alu.src[1].sel = V_SQ_ALU_SRC_M_1_INT; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } /* 17. tmp1.x = tmp1.x & tmp1.y */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_AND_INT; alu.dst.sel = tmp1; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = tmp1; alu.src[0].chan = 0; alu.src[1].sel = tmp1; alu.src[1].chan = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 18. tmp0.z = tmp1.x==0 ? tmp0.z : tmp1.z DIV */ /* 18. tmp0.z = tmp1.x==0 ? tmp0.w : tmp1.z MOD */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDE_INT; alu.is_op3 = 1; alu.dst.sel = tmp0; alu.dst.chan = 2; alu.dst.write = 1; alu.src[0].sel = tmp1; alu.src[0].chan = 0; alu.src[1].sel = tmp0; alu.src[1].chan = mod ? 3 : 2; alu.src[2].sel = tmp1; alu.src[2].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* 19. tmp0.z = tmp1.y==0 ? tmp1.w : tmp0.z */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDE_INT; alu.is_op3 = 1; if (signed_op) { alu.dst.sel = tmp0; alu.dst.chan = 2; alu.dst.write = 1; } else { tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); } alu.src[0].sel = tmp1; alu.src[0].chan = 1; alu.src[1].sel = tmp1; alu.src[1].chan = 3; alu.src[2].sel = tmp0; alu.src[2].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; if (signed_op) { /* fix the sign of the result */ if (mod) { /* tmp0.x = -tmp0.z */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp0; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = V_SQ_ALU_SRC_0; alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* sign of the remainder is the same as the sign of src0 */ /* tmp0.x = src0>=0 ? tmp0.z : tmp0.x */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGE_INT; alu.is_op3 = 1; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); r600_bytecode_src(&alu.src[0], &ctx->src[0], i); alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.src[2].sel = tmp0; alu.src[2].chan = 0; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } else { /* tmp0.x = -tmp0.z */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_SUB_INT; alu.dst.sel = tmp0; alu.dst.chan = 0; alu.dst.write = 1; alu.src[0].sel = V_SQ_ALU_SRC_0; alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; /* fix the quotient sign (same as the sign of src0*src1) */ /* tmp0.x = tmp2.z>=0 ? tmp0.z : tmp0.x */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGE_INT; alu.is_op3 = 1; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.src[0].sel = tmp2; alu.src[0].chan = 2; alu.src[1].sel = tmp0; alu.src[1].chan = 2; alu.src[2].sel = tmp0; alu.src[2].chan = 0; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; } } } return 0; } static int tgsi_udiv(struct r600_shader_ctx *ctx) { return tgsi_divmod(ctx, 0, 0); } static int tgsi_umod(struct r600_shader_ctx *ctx) { return tgsi_divmod(ctx, 1, 0); } static int tgsi_idiv(struct r600_shader_ctx *ctx) { return tgsi_divmod(ctx, 0, 1); } static int tgsi_imod(struct r600_shader_ctx *ctx) { return tgsi_divmod(ctx, 1, 1); } static int tgsi_f2i(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; unsigned write_mask = inst->Dst[0].Register.WriteMask; int last_inst = tgsi_last_instruction(write_mask); for (i = 0; i < 4; i++) { if (!(write_mask & (1<temp_reg; alu.dst.chan = i; alu.dst.write = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); if (i == last_inst) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } for (i = 0; i < 4; i++) { if (!(write_mask & (1<inst_info->op; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = i; if (i == last_inst || alu.op == ALU_OP1_FLT_TO_UINT) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_iabs(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; unsigned write_mask = inst->Dst[0].Register.WriteMask; int last_inst = tgsi_last_instruction(write_mask); /* tmp = -src */ for (i = 0; i < 4; i++) { if (!(write_mask & (1<temp_reg; alu.dst.chan = i; alu.dst.write = 1; r600_bytecode_src(&alu.src[1], &ctx->src[0], i); alu.src[0].sel = V_SQ_ALU_SRC_0; if (i == last_inst) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* dst = (src >= 0 ? src : tmp) */ for (i = 0; i < 4; i++) { if (!(write_mask & (1<Dst[0], i, &alu.dst); r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[0], i); alu.src[2].sel = ctx->temp_reg; alu.src[2].chan = i; if (i == last_inst) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_issg(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; unsigned write_mask = inst->Dst[0].Register.WriteMask; int last_inst = tgsi_last_instruction(write_mask); /* tmp = (src >= 0 ? src : -1) */ for (i = 0; i < 4; i++) { if (!(write_mask & (1<temp_reg; alu.dst.chan = i; alu.dst.write = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[0], i); alu.src[2].sel = V_SQ_ALU_SRC_M_1_INT; if (i == last_inst) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* dst = (tmp > 0 ? 1 : tmp) */ for (i = 0; i < 4; i++) { if (!(write_mask & (1<Dst[0], i, &alu.dst); alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = i; alu.src[1].sel = V_SQ_ALU_SRC_1_INT; alu.src[2].sel = ctx->temp_reg; alu.src[2].chan = i; if (i == last_inst) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_ssg(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; /* tmp = (src > 0 ? 1 : src) */ for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGT; alu.is_op3 = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); alu.src[1].sel = V_SQ_ALU_SRC_1; r600_bytecode_src(&alu.src[2], &ctx->src[0], i); if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* dst = (-tmp > 0 ? -1 : tmp) */ for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGT; alu.is_op3 = 1; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = i; alu.src[0].neg = 1; alu.src[1].sel = V_SQ_ALU_SRC_1; alu.src[1].neg = 1; alu.src[2].sel = ctx->temp_reg; alu.src[2].chan = i; if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_helper_copy(struct r600_shader_ctx *ctx, struct tgsi_full_instruction *inst) { struct r600_bytecode_alu alu; int i, r; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); if (!(inst->Dst[0].Register.WriteMask & (1 << i))) { alu.op = ALU_OP0_NOP; alu.dst.chan = i; } else { alu.op = ALU_OP1_MOV; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = i; } if (i == 3) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_op3(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, j, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; for (j = 0; j < inst->Instruction.NumSrcRegs; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], i); } tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; alu.dst.write = 1; alu.is_op3 = 1; if (i == lasti) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_dp(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, j, r; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ctx->inst_info->op; for (j = 0; j < inst->Instruction.NumSrcRegs; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], i); } tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; alu.dst.write = (inst->Dst[0].Register.WriteMask >> i) & 1; /* handle some special cases */ switch (ctx->inst_info->tgsi_opcode) { case TGSI_OPCODE_DP2: if (i > 1) { alu.src[0].sel = alu.src[1].sel = V_SQ_ALU_SRC_0; alu.src[0].chan = alu.src[1].chan = 0; } break; case TGSI_OPCODE_DP3: if (i > 2) { alu.src[0].sel = alu.src[1].sel = V_SQ_ALU_SRC_0; alu.src[0].chan = alu.src[1].chan = 0; } break; case TGSI_OPCODE_DPH: if (i == 3) { alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; alu.src[0].neg = 0; } break; default: break; } if (i == 3) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static inline boolean tgsi_tex_src_requires_loading(struct r600_shader_ctx *ctx, unsigned index) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; return (inst->Src[index].Register.File != TGSI_FILE_TEMPORARY && inst->Src[index].Register.File != TGSI_FILE_INPUT && inst->Src[index].Register.File != TGSI_FILE_OUTPUT) || ctx->src[index].neg || ctx->src[index].abs; } static inline unsigned tgsi_tex_get_src_gpr(struct r600_shader_ctx *ctx, unsigned index) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; return ctx->file_offset[inst->Src[index].Register.File] + inst->Src[index].Register.Index; } static int do_vtx_fetch_inst(struct r600_shader_ctx *ctx, boolean src_requires_loading) { struct r600_bytecode_vtx vtx; struct r600_bytecode_alu alu; struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; int src_gpr, r, i; int id = tgsi_tex_get_src_gpr(ctx, 1); src_gpr = tgsi_tex_get_src_gpr(ctx, 0); if (src_requires_loading) { for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 3) alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } src_gpr = ctx->temp_reg; } memset(&vtx, 0, sizeof(vtx)); vtx.op = FETCH_OP_VFETCH; vtx.buffer_id = id + R600_MAX_CONST_BUFFERS; vtx.fetch_type = 2; /* VTX_FETCH_NO_INDEX_OFFSET */ vtx.src_gpr = src_gpr; vtx.mega_fetch_count = 16; vtx.dst_gpr = ctx->file_offset[inst->Dst[0].Register.File] + inst->Dst[0].Register.Index; vtx.dst_sel_x = (inst->Dst[0].Register.WriteMask & 1) ? 0 : 7; /* SEL_X */ vtx.dst_sel_y = (inst->Dst[0].Register.WriteMask & 2) ? 1 : 7; /* SEL_Y */ vtx.dst_sel_z = (inst->Dst[0].Register.WriteMask & 4) ? 2 : 7; /* SEL_Z */ vtx.dst_sel_w = (inst->Dst[0].Register.WriteMask & 8) ? 3 : 7; /* SEL_W */ vtx.use_const_fields = 1; vtx.srf_mode_all = 1; /* SRF_MODE_NO_ZERO */ if ((r = r600_bytecode_add_vtx(ctx->bc, &vtx))) return r; if (ctx->bc->chip_class >= EVERGREEN) return 0; for (i = 0; i < 4; i++) { int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_AND_INT; alu.dst.chan = i; alu.dst.sel = vtx.dst_gpr; alu.dst.write = 1; alu.src[0].sel = vtx.dst_gpr; alu.src[0].chan = i; alu.src[1].sel = 512 + (id * 2); alu.src[1].chan = i % 4; alu.src[1].kc_bank = R600_BUFFER_INFO_CONST_BUFFER; if (i == lasti) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } if (inst->Dst[0].Register.WriteMask & 3) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_OR_INT; alu.dst.chan = 3; alu.dst.sel = vtx.dst_gpr; alu.dst.write = 1; alu.src[0].sel = vtx.dst_gpr; alu.src[0].chan = 3; alu.src[1].sel = 512 + (id * 2) + 1; alu.src[1].chan = 0; alu.src[1].kc_bank = R600_BUFFER_INFO_CONST_BUFFER; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int r600_do_buffer_txq(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int r; int id = tgsi_tex_get_src_gpr(ctx, 1); memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; if (ctx->bc->chip_class >= EVERGREEN) { alu.src[0].sel = 512 + (id / 4); alu.src[0].chan = id % 4; } else { /* r600 we have them at channel 2 of the second dword */ alu.src[0].sel = 512 + (id * 2) + 1; alu.src[0].chan = 1; } alu.src[0].kc_bank = R600_BUFFER_INFO_CONST_BUFFER; tgsi_dst(ctx, &inst->Dst[0], 0, &alu.dst); alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; return 0; } static int tgsi_tex(struct r600_shader_ctx *ctx) { static float one_point_five = 1.5f; struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_tex tex; struct r600_bytecode_alu alu; unsigned src_gpr; int r, i, j; int opcode; bool read_compressed_msaa = ctx->bc->has_compressed_msaa_texturing && inst->Instruction.Opcode == TGSI_OPCODE_TXF && (inst->Texture.Texture == TGSI_TEXTURE_2D_MSAA || inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY_MSAA); /* Texture fetch instructions can only use gprs as source. * Also they cannot negate the source or take the absolute value */ const boolean src_requires_loading = (inst->Instruction.Opcode != TGSI_OPCODE_TXQ_LZ && tgsi_tex_src_requires_loading(ctx, 0)) || read_compressed_msaa; boolean src_loaded = FALSE; unsigned sampler_src_reg = inst->Instruction.Opcode == TGSI_OPCODE_TXQ_LZ ? 0 : 1; int8_t offset_x = 0, offset_y = 0, offset_z = 0; boolean has_txq_cube_array_z = false; if (inst->Instruction.Opcode == TGSI_OPCODE_TXQ && ((inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY))) if (inst->Dst[0].Register.WriteMask & 4) { ctx->shader->has_txq_cube_array_z_comp = true; has_txq_cube_array_z = true; } if (inst->Instruction.Opcode == TGSI_OPCODE_TEX2 || inst->Instruction.Opcode == TGSI_OPCODE_TXB2 || inst->Instruction.Opcode == TGSI_OPCODE_TXL2) sampler_src_reg = 2; src_gpr = tgsi_tex_get_src_gpr(ctx, 0); if (inst->Texture.Texture == TGSI_TEXTURE_BUFFER) { if (inst->Instruction.Opcode == TGSI_OPCODE_TXQ) { ctx->shader->uses_tex_buffers = true; return r600_do_buffer_txq(ctx); } else if (inst->Instruction.Opcode == TGSI_OPCODE_TXF) { if (ctx->bc->chip_class < EVERGREEN) ctx->shader->uses_tex_buffers = true; return do_vtx_fetch_inst(ctx, src_requires_loading); } } if (inst->Instruction.Opcode == TGSI_OPCODE_TXF) { /* get offset values */ if (inst->Texture.NumOffsets) { assert(inst->Texture.NumOffsets == 1); offset_x = ctx->literals[inst->TexOffsets[0].Index + inst->TexOffsets[0].SwizzleX] << 1; offset_y = ctx->literals[inst->TexOffsets[0].Index + inst->TexOffsets[0].SwizzleY] << 1; offset_z = ctx->literals[inst->TexOffsets[0].Index + inst->TexOffsets[0].SwizzleZ] << 1; } } else if (inst->Instruction.Opcode == TGSI_OPCODE_TXD) { /* TGSI moves the sampler to src reg 3 for TXD */ sampler_src_reg = 3; for (i = 1; i < 3; i++) { /* set gradients h/v */ memset(&tex, 0, sizeof(struct r600_bytecode_tex)); tex.op = (i == 1) ? FETCH_OP_SET_GRADIENTS_H : FETCH_OP_SET_GRADIENTS_V; tex.sampler_id = tgsi_tex_get_src_gpr(ctx, sampler_src_reg); tex.resource_id = tex.sampler_id + R600_MAX_CONST_BUFFERS; if (tgsi_tex_src_requires_loading(ctx, i)) { tex.src_gpr = r600_get_temp(ctx); tex.src_sel_x = 0; tex.src_sel_y = 1; tex.src_sel_z = 2; tex.src_sel_w = 3; for (j = 0; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; r600_bytecode_src(&alu.src[0], &ctx->src[i], j); alu.dst.sel = tex.src_gpr; alu.dst.chan = j; if (j == 3) alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { tex.src_gpr = tgsi_tex_get_src_gpr(ctx, i); tex.src_sel_x = ctx->src[i].swizzle[0]; tex.src_sel_y = ctx->src[i].swizzle[1]; tex.src_sel_z = ctx->src[i].swizzle[2]; tex.src_sel_w = ctx->src[i].swizzle[3]; tex.src_rel = ctx->src[i].rel; } tex.dst_gpr = ctx->temp_reg; /* just to avoid confusing the asm scheduler */ tex.dst_sel_x = tex.dst_sel_y = tex.dst_sel_z = tex.dst_sel_w = 7; if (inst->Texture.Texture != TGSI_TEXTURE_RECT) { tex.coord_type_x = 1; tex.coord_type_y = 1; tex.coord_type_z = 1; tex.coord_type_w = 1; } r = r600_bytecode_add_tex(ctx->bc, &tex); if (r) return r; } } else if (inst->Instruction.Opcode == TGSI_OPCODE_TXP) { int out_chan; /* Add perspective divide */ if (ctx->bc->chip_class == CAYMAN) { out_chan = 2; for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 3); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 2) alu.last = 1; if (out_chan == i) alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { out_chan = 3; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 3); alu.dst.sel = ctx->temp_reg; alu.dst.chan = out_chan; alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = out_chan; r600_bytecode_src(&alu.src[1], &ctx->src[0], i); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 3; alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; src_loaded = TRUE; src_gpr = ctx->temp_reg; } if ((inst->Texture.Texture == TGSI_TEXTURE_CUBE || inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) && inst->Instruction.Opcode != TGSI_OPCODE_TXQ && inst->Instruction.Opcode != TGSI_OPCODE_TXQ_LZ) { static const unsigned src0_swizzle[] = {2, 2, 0, 1}; static const unsigned src1_swizzle[] = {1, 0, 2, 2}; /* tmp1.xyzw = CUBE(R0.zzxy, R0.yxzz) */ for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_CUBE; r600_bytecode_src(&alu.src[0], &ctx->src[0], src0_swizzle[i]); r600_bytecode_src(&alu.src[1], &ctx->src[0], src1_swizzle[i]); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 3) alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* tmp1.z = RCP_e(|tmp1.z|) */ if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 2; alu.src[0].abs = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 2) alu.dst.write = 1; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 2; alu.src[0].abs = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 2; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* MULADD R0.x, R0.x, PS1, (0x3FC00000, 1.5f).x * MULADD R0.y, R0.y, PS1, (0x3FC00000, 1.5f).x * muladd has no writemask, have to use another temp */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; alu.is_op3 = 1; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.src[1].sel = ctx->temp_reg; alu.src[1].chan = 2; alu.src[2].sel = V_SQ_ALU_SRC_LITERAL; alu.src[2].chan = 0; alu.src[2].value = *(uint32_t *)&one_point_five; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; alu.is_op3 = 1; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 1; alu.src[1].sel = ctx->temp_reg; alu.src[1].chan = 2; alu.src[2].sel = V_SQ_ALU_SRC_LITERAL; alu.src[2].chan = 0; alu.src[2].value = *(uint32_t *)&one_point_five; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 1; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* write initial compare value into Z component - W src 0 for shadow cube - X src 1 for shadow cube array */ if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) r600_bytecode_src(&alu.src[0], &ctx->src[1], 0); else r600_bytecode_src(&alu.src[0], &ctx->src[0], 3); alu.dst.sel = ctx->temp_reg; alu.dst.chan = 2; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } if (inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) { if (ctx->bc->chip_class >= EVERGREEN) { int mytmp = r600_get_temp(ctx); static const float eight = 8.0f; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 3; alu.dst.sel = mytmp; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* have to multiply original layer by 8 and add to face id (temp.w) in Z */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; alu.is_op3 = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], 3); alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].chan = 0; alu.src[1].value = *(uint32_t *)&eight; alu.src[2].sel = mytmp; alu.src[2].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 3; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } else if (ctx->bc->chip_class < EVERGREEN) { memset(&tex, 0, sizeof(struct r600_bytecode_tex)); tex.op = FETCH_OP_SET_CUBEMAP_INDEX; tex.sampler_id = tgsi_tex_get_src_gpr(ctx, sampler_src_reg); tex.resource_id = tex.sampler_id + R600_MAX_CONST_BUFFERS; tex.src_gpr = r600_get_temp(ctx); tex.src_sel_x = 0; tex.src_sel_y = 0; tex.src_sel_z = 0; tex.src_sel_w = 0; tex.dst_sel_x = tex.dst_sel_y = tex.dst_sel_z = tex.dst_sel_w = 7; tex.coord_type_x = 1; tex.coord_type_y = 1; tex.coord_type_z = 1; tex.coord_type_w = 1; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; r600_bytecode_src(&alu.src[0], &ctx->src[0], 3); alu.dst.sel = tex.src_gpr; alu.dst.chan = 0; alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; r = r600_bytecode_add_tex(ctx->bc, &tex); if (r) return r; } } /* for cube forms of lod and bias we need to route things */ if (inst->Instruction.Opcode == TGSI_OPCODE_TXB || inst->Instruction.Opcode == TGSI_OPCODE_TXL || inst->Instruction.Opcode == TGSI_OPCODE_TXB2 || inst->Instruction.Opcode == TGSI_OPCODE_TXL2) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; if (inst->Instruction.Opcode == TGSI_OPCODE_TXB2 || inst->Instruction.Opcode == TGSI_OPCODE_TXL2) r600_bytecode_src(&alu.src[0], &ctx->src[1], 0); else r600_bytecode_src(&alu.src[0], &ctx->src[0], 3); alu.dst.sel = ctx->temp_reg; alu.dst.chan = 2; alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } src_loaded = TRUE; src_gpr = ctx->temp_reg; } if (src_requires_loading && !src_loaded) { for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 3) alu.last = 1; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } src_loaded = TRUE; src_gpr = ctx->temp_reg; } /* Obtain the sample index for reading a compressed MSAA color texture. * To read the FMASK, we use the ldfptr instruction, which tells us * where the samples are stored. * For uncompressed 8x MSAA surfaces, ldfptr should return 0x76543210, * which is the identity mapping. Each nibble says which physical sample * should be fetched to get that sample. * * Assume src.z contains the sample index. It should be modified like this: * src.z = (ldfptr() >> (src.z * 4)) & 0xF; * Then fetch the texel with src. */ if (read_compressed_msaa) { unsigned sample_chan = 3; unsigned temp = r600_get_temp(ctx); assert(src_loaded); /* temp.w = ldfptr() */ memset(&tex, 0, sizeof(struct r600_bytecode_tex)); tex.op = FETCH_OP_LD; tex.inst_mod = 1; /* to indicate this is ldfptr */ tex.sampler_id = tgsi_tex_get_src_gpr(ctx, sampler_src_reg); tex.resource_id = tex.sampler_id + R600_MAX_CONST_BUFFERS; tex.src_gpr = src_gpr; tex.dst_gpr = temp; tex.dst_sel_x = 7; /* mask out these components */ tex.dst_sel_y = 7; tex.dst_sel_z = 7; tex.dst_sel_w = 0; /* store X */ tex.src_sel_x = 0; tex.src_sel_y = 1; tex.src_sel_z = 2; tex.src_sel_w = 3; tex.offset_x = offset_x; tex.offset_y = offset_y; tex.offset_z = offset_z; r = r600_bytecode_add_tex(ctx->bc, &tex); if (r) return r; /* temp.x = sample_index*4 */ if (ctx->bc->chip_class == CAYMAN) { for (i = 0 ; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_INT; alu.src[0].sel = src_gpr; alu.src[0].chan = sample_chan; alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].value = 4; alu.dst.sel = temp; alu.dst.chan = i; alu.dst.write = i == 0; if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_INT; alu.src[0].sel = src_gpr; alu.src[0].chan = sample_chan; alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].value = 4; alu.dst.sel = temp; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* sample_index = temp.w >> temp.x */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_LSHR_INT; alu.src[0].sel = temp; alu.src[0].chan = 3; alu.src[1].sel = temp; alu.src[1].chan = 0; alu.dst.sel = src_gpr; alu.dst.chan = sample_chan; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* sample_index & 0xF */ memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_AND_INT; alu.src[0].sel = src_gpr; alu.src[0].chan = sample_chan; alu.src[1].sel = V_SQ_ALU_SRC_LITERAL; alu.src[1].value = 0xF; alu.dst.sel = src_gpr; alu.dst.chan = sample_chan; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; #if 0 /* visualize the FMASK */ for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_INT_TO_FLT; alu.src[0].sel = src_gpr; alu.src[0].chan = sample_chan; alu.dst.sel = ctx->file_offset[inst->Dst[0].Register.File] + inst->Dst[0].Register.Index; alu.dst.chan = i; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; #endif } /* does this shader want a num layers from TXQ for a cube array? */ if (has_txq_cube_array_z) { int id = tgsi_tex_get_src_gpr(ctx, sampler_src_reg); memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = 512 + (id / 4); alu.src[0].kc_bank = R600_TXQ_CONST_BUFFER; alu.src[0].chan = id % 4; tgsi_dst(ctx, &inst->Dst[0], 2, &alu.dst); alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; /* disable writemask from texture instruction */ inst->Dst[0].Register.WriteMask &= ~4; } opcode = ctx->inst_info->op; if (inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D || inst->Texture.Texture == TGSI_TEXTURE_SHADOW2D || inst->Texture.Texture == TGSI_TEXTURE_SHADOWRECT || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE || inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOW2D_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) { switch (opcode) { case FETCH_OP_SAMPLE: opcode = FETCH_OP_SAMPLE_C; break; case FETCH_OP_SAMPLE_L: opcode = FETCH_OP_SAMPLE_C_L; break; case FETCH_OP_SAMPLE_LB: opcode = FETCH_OP_SAMPLE_C_LB; break; case FETCH_OP_SAMPLE_G: opcode = FETCH_OP_SAMPLE_C_G; break; } } memset(&tex, 0, sizeof(struct r600_bytecode_tex)); tex.op = opcode; tex.sampler_id = tgsi_tex_get_src_gpr(ctx, sampler_src_reg); tex.resource_id = tex.sampler_id + R600_MAX_CONST_BUFFERS; tex.src_gpr = src_gpr; tex.dst_gpr = ctx->file_offset[inst->Dst[0].Register.File] + inst->Dst[0].Register.Index; tex.dst_sel_x = (inst->Dst[0].Register.WriteMask & 1) ? 0 : 7; tex.dst_sel_y = (inst->Dst[0].Register.WriteMask & 2) ? 1 : 7; tex.dst_sel_z = (inst->Dst[0].Register.WriteMask & 4) ? 2 : 7; tex.dst_sel_w = (inst->Dst[0].Register.WriteMask & 8) ? 3 : 7; if (inst->Instruction.Opcode == TGSI_OPCODE_TXQ_LZ) { tex.src_sel_x = 4; tex.src_sel_y = 4; tex.src_sel_z = 4; tex.src_sel_w = 4; } else if (src_loaded) { tex.src_sel_x = 0; tex.src_sel_y = 1; tex.src_sel_z = 2; tex.src_sel_w = 3; } else { tex.src_sel_x = ctx->src[0].swizzle[0]; tex.src_sel_y = ctx->src[0].swizzle[1]; tex.src_sel_z = ctx->src[0].swizzle[2]; tex.src_sel_w = ctx->src[0].swizzle[3]; tex.src_rel = ctx->src[0].rel; } if (inst->Texture.Texture == TGSI_TEXTURE_CUBE || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE || inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) { tex.src_sel_x = 1; tex.src_sel_y = 0; tex.src_sel_z = 3; tex.src_sel_w = 2; /* route Z compare or Lod value into W */ } if (inst->Texture.Texture != TGSI_TEXTURE_RECT && inst->Texture.Texture != TGSI_TEXTURE_SHADOWRECT) { tex.coord_type_x = 1; tex.coord_type_y = 1; } tex.coord_type_z = 1; tex.coord_type_w = 1; tex.offset_x = offset_x; tex.offset_y = offset_y; tex.offset_z = offset_z; /* Put the depth for comparison in W. * TGSI_TEXTURE_SHADOW2D_ARRAY already has the depth in W. * Some instructions expect the depth in Z. */ if ((inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D || inst->Texture.Texture == TGSI_TEXTURE_SHADOW2D || inst->Texture.Texture == TGSI_TEXTURE_SHADOWRECT || inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY) && opcode != FETCH_OP_SAMPLE_C_L && opcode != FETCH_OP_SAMPLE_C_LB) { tex.src_sel_w = tex.src_sel_z; } if (inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY) { if (opcode == FETCH_OP_SAMPLE_C_L || opcode == FETCH_OP_SAMPLE_C_LB) { /* the array index is read from Y */ tex.coord_type_y = 0; } else { /* the array index is read from Z */ tex.coord_type_z = 0; tex.src_sel_z = tex.src_sel_y; } } else if (inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOW2D_ARRAY || ((inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY || inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) && (ctx->bc->chip_class >= EVERGREEN))) /* the array index is read from Z */ tex.coord_type_z = 0; /* mask unused source components */ if (opcode == FETCH_OP_SAMPLE) { switch (inst->Texture.Texture) { case TGSI_TEXTURE_2D: case TGSI_TEXTURE_RECT: tex.src_sel_z = 7; tex.src_sel_w = 7; break; case TGSI_TEXTURE_1D_ARRAY: tex.src_sel_y = 7; tex.src_sel_w = 7; break; case TGSI_TEXTURE_1D: tex.src_sel_y = 7; tex.src_sel_z = 7; tex.src_sel_w = 7; break; } } r = r600_bytecode_add_tex(ctx->bc, &tex); if (r) return r; /* add shadow ambient support - gallium doesn't do it yet */ return 0; } static int tgsi_lrp(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); unsigned i; int r; /* optimize if it's just an equal balance */ if (ctx->src[0].sel == V_SQ_ALU_SRC_0_5) { for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_ADD; r600_bytecode_src(&alu.src[0], &ctx->src[1], i); r600_bytecode_src(&alu.src[1], &ctx->src[2], i); alu.omod = 3; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; if (i == lasti) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } /* 1 - src0 */ for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_ADD; alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; r600_bytecode_src(&alu.src[1], &ctx->src[0], i); r600_bytecode_src_toggle_neg(&alu.src[1]); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == lasti) { alu.last = 1; } alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* (1 - src0) * src2 */ for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = i; r600_bytecode_src(&alu.src[1], &ctx->src[2], i); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == lasti) { alu.last = 1; } alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* src0 * src1 + (1 - src0) * src2 */ for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; alu.is_op3 = 1; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[1], i); alu.src[2].sel = ctx->temp_reg; alu.src[2].chan = i; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; if (i == lasti) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_cmp(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGE; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[2], i); r600_bytecode_src(&alu.src[2], &ctx->src[1], i); tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; alu.dst.write = 1; alu.is_op3 = 1; if (i == lasti) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_ucmp(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_CNDGE_INT; r600_bytecode_src(&alu.src[0], &ctx->src[0], i); r600_bytecode_src(&alu.src[1], &ctx->src[2], i); r600_bytecode_src(&alu.src[2], &ctx->src[1], i); tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; alu.dst.write = 1; alu.is_op3 = 1; if (i == lasti) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int tgsi_xpd(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; static const unsigned int src0_swizzle[] = {2, 0, 1}; static const unsigned int src1_swizzle[] = {1, 2, 0}; struct r600_bytecode_alu alu; uint32_t use_temp = 0; int i, r; if (inst->Dst[0].Register.WriteMask != 0xf) use_temp = 1; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; if (i < 3) { r600_bytecode_src(&alu.src[0], &ctx->src[0], src0_swizzle[i]); r600_bytecode_src(&alu.src[1], &ctx->src[1], src1_swizzle[i]); } else { alu.src[0].sel = V_SQ_ALU_SRC_0; alu.src[0].chan = i; alu.src[1].sel = V_SQ_ALU_SRC_0; alu.src[1].chan = i; } alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; alu.dst.write = 1; if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP3_MULADD; if (i < 3) { r600_bytecode_src(&alu.src[0], &ctx->src[0], src1_swizzle[i]); r600_bytecode_src(&alu.src[1], &ctx->src[1], src0_swizzle[i]); } else { alu.src[0].sel = V_SQ_ALU_SRC_0; alu.src[0].chan = i; alu.src[1].sel = V_SQ_ALU_SRC_0; alu.src[1].chan = i; } alu.src[2].sel = ctx->temp_reg; alu.src[2].neg = 1; alu.src[2].chan = i; if (use_temp) alu.dst.sel = ctx->temp_reg; else tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.dst.chan = i; alu.dst.write = 1; alu.is_op3 = 1; if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } if (use_temp) return tgsi_helper_copy(ctx, inst); return 0; } static int tgsi_exp(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int r; int i; /* result.x = 2^floor(src); */ if (inst->Dst[0].Register.WriteMask & 1) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_FLOOR; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; alu.dst.write = i == 0; alu.last = i == 2; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } /* result.y = tmp - floor(tmp); */ if ((inst->Dst[0].Register.WriteMask >> 1) & 1) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_FRACT; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; #if 0 r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (r) return r; #endif alu.dst.write = 1; alu.dst.chan = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* result.z = RoughApprox2ToX(tmp);*/ if ((inst->Dst[0].Register.WriteMask >> 2) & 0x1) { if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 2) { alu.dst.write = 1; alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.dst.chan = 2; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } /* result.w = 1.0;*/ if ((inst->Dst[0].Register.WriteMask >> 3) & 0x1) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 3; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return tgsi_helper_copy(ctx, inst); } static int tgsi_log(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int r; int i; /* result.x = floor(log2(|src|)); */ if (inst->Dst[0].Register.WriteMask & 1) { if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 0) alu.dst.write = 1; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } alu.op = ALU_OP1_FLOOR; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 0; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* result.y = |src.x| / (2 ^ floor(log2(|src.x|))); */ if ((inst->Dst[0].Register.WriteMask >> 1) & 1) { if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 1) alu.dst.write = 1; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.dst.sel = ctx->temp_reg; alu.dst.chan = 1; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_FLOOR; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 1; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 1) alu.dst.write = 1; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_EXP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 1; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = i; if (i == 1) alu.dst.write = 1; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_RECIP_IEEE; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 1; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.src[1].sel = ctx->temp_reg; alu.src[1].chan = 1; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 1; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } /* result.z = log2(|src|);*/ if ((inst->Dst[0].Register.WriteMask >> 2) & 1) { if (ctx->bc->chip_class == CAYMAN) { for (i = 0; i < 3; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.dst.sel = ctx->temp_reg; if (i == 2) alu.dst.write = 1; alu.dst.chan = i; if (i == 2) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_LOG_IEEE; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); r600_bytecode_src_set_abs(&alu.src[0]); alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.dst.chan = 2; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } /* result.w = 1.0; */ if ((inst->Dst[0].Register.WriteMask >> 3) & 1) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP1_MOV; alu.src[0].sel = V_SQ_ALU_SRC_1; alu.src[0].chan = 0; alu.dst.sel = ctx->temp_reg; alu.dst.chan = 3; alu.dst.write = 1; alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return tgsi_helper_copy(ctx, inst); } static int tgsi_eg_arl(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); switch (inst->Instruction.Opcode) { case TGSI_OPCODE_ARL: alu.op = ALU_OP1_FLT_TO_INT_FLOOR; break; case TGSI_OPCODE_ARR: alu.op = ALU_OP1_FLT_TO_INT; break; case TGSI_OPCODE_UARL: alu.op = ALU_OP1_MOV; break; default: assert(0); return -1; } r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.last = 1; alu.dst.sel = ctx->bc->ar_reg; alu.dst.write = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; ctx->bc->ar_loaded = 0; return 0; } static int tgsi_r600_arl(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int r; switch (inst->Instruction.Opcode) { case TGSI_OPCODE_ARL: memset(&alu, 0, sizeof(alu)); alu.op = ALU_OP1_FLOOR; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->bc->ar_reg; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; memset(&alu, 0, sizeof(alu)); alu.op = ALU_OP1_FLT_TO_INT; alu.src[0].sel = ctx->bc->ar_reg; alu.dst.sel = ctx->bc->ar_reg; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; break; case TGSI_OPCODE_ARR: memset(&alu, 0, sizeof(alu)); alu.op = ALU_OP1_FLT_TO_INT; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->bc->ar_reg; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; break; case TGSI_OPCODE_UARL: memset(&alu, 0, sizeof(alu)); alu.op = ALU_OP1_MOV; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.dst.sel = ctx->bc->ar_reg; alu.dst.write = 1; alu.last = 1; if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) return r; break; default: assert(0); return -1; } ctx->bc->ar_loaded = 0; return 0; } static int tgsi_opdst(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, r = 0; for (i = 0; i < 4; i++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MUL; tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); if (i == 0 || i == 3) { alu.src[0].sel = V_SQ_ALU_SRC_1; } else { r600_bytecode_src(&alu.src[0], &ctx->src[0], i); } if (i == 0 || i == 2) { alu.src[1].sel = V_SQ_ALU_SRC_1; } else { r600_bytecode_src(&alu.src[1], &ctx->src[1], i); } if (i == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static int emit_logic_pred(struct r600_shader_ctx *ctx, int opcode, int alu_type) { struct r600_bytecode_alu alu; int r; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = opcode; alu.execute_mask = 1; alu.update_pred = 1; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.dst.chan = 0; r600_bytecode_src(&alu.src[0], &ctx->src[0], 0); alu.src[1].sel = V_SQ_ALU_SRC_0; alu.src[1].chan = 0; alu.last = 1; r = r600_bytecode_add_alu_type(ctx->bc, &alu, alu_type); if (r) return r; return 0; } static int pops(struct r600_shader_ctx *ctx, int pops) { unsigned force_pop = ctx->bc->force_add_cf; if (!force_pop) { int alu_pop = 3; if (ctx->bc->cf_last) { if (ctx->bc->cf_last->op == CF_OP_ALU) alu_pop = 0; else if (ctx->bc->cf_last->op == CF_OP_ALU_POP_AFTER) alu_pop = 1; } alu_pop += pops; if (alu_pop == 1) { ctx->bc->cf_last->op = CF_OP_ALU_POP_AFTER; ctx->bc->force_add_cf = 1; } else if (alu_pop == 2) { ctx->bc->cf_last->op = CF_OP_ALU_POP2_AFTER; ctx->bc->force_add_cf = 1; } else { force_pop = 1; } } if (force_pop) { r600_bytecode_add_cfinst(ctx->bc, CF_OP_POP); ctx->bc->cf_last->pop_count = pops; ctx->bc->cf_last->cf_addr = ctx->bc->cf_last->id + 2; } return 0; } static inline void callstack_update_max_depth(struct r600_shader_ctx *ctx, unsigned reason) { struct r600_stack_info *stack = &ctx->bc->stack; unsigned elements, entries; unsigned entry_size = stack->entry_size; elements = (stack->loop + stack->push_wqm ) * entry_size; elements += stack->push; switch (ctx->bc->chip_class) { case R600: case R700: /* pre-r8xx: if any non-WQM PUSH instruction is invoked, 2 elements on * the stack must be reserved to hold the current active/continue * masks */ if (reason == FC_PUSH_VPM) { elements += 2; } break; case CAYMAN: /* r9xx: any stack operation on empty stack consumes 2 additional * elements */ elements += 2; /* fallthrough */ /* FIXME: do the two elements added above cover the cases for the * r8xx+ below? */ case EVERGREEN: /* r8xx+: 2 extra elements are not always required, but one extra * element must be added for each of the following cases: * 1. There is an ALU_ELSE_AFTER instruction at the point of greatest * stack usage. * (Currently we don't use ALU_ELSE_AFTER.) * 2. There are LOOP/WQM frames on the stack when any flavor of non-WQM * PUSH instruction executed. * * NOTE: it seems we also need to reserve additional element in some * other cases, e.g. when we have 4 levels of PUSH_VPM in the shader, * then STACK_SIZE should be 2 instead of 1 */ if (reason == FC_PUSH_VPM) { elements += 1; } break; default: assert(0); break; } /* NOTE: it seems STACK_SIZE is interpreted by hw as if entry_size is 4 * for all chips, so we use 4 in the final formula, not the real entry_size * for the chip */ entry_size = 4; entries = (elements + (entry_size - 1)) / entry_size; if (entries > stack->max_entries) stack->max_entries = entries; } static inline void callstack_pop(struct r600_shader_ctx *ctx, unsigned reason) { switch(reason) { case FC_PUSH_VPM: --ctx->bc->stack.push; assert(ctx->bc->stack.push >= 0); break; case FC_PUSH_WQM: --ctx->bc->stack.push_wqm; assert(ctx->bc->stack.push_wqm >= 0); break; case FC_LOOP: --ctx->bc->stack.loop; assert(ctx->bc->stack.loop >= 0); break; default: assert(0); break; } } static inline void callstack_push(struct r600_shader_ctx *ctx, unsigned reason) { switch (reason) { case FC_PUSH_VPM: ++ctx->bc->stack.push; break; case FC_PUSH_WQM: ++ctx->bc->stack.push_wqm; case FC_LOOP: ++ctx->bc->stack.loop; break; default: assert(0); } callstack_update_max_depth(ctx, reason); } static void fc_set_mid(struct r600_shader_ctx *ctx, int fc_sp) { struct r600_cf_stack_entry *sp = &ctx->bc->fc_stack[fc_sp]; sp->mid = realloc((void *)sp->mid, sizeof(struct r600_bytecode_cf *) * (sp->num_mid + 1)); sp->mid[sp->num_mid] = ctx->bc->cf_last; sp->num_mid++; } static void fc_pushlevel(struct r600_shader_ctx *ctx, int type) { ctx->bc->fc_sp++; ctx->bc->fc_stack[ctx->bc->fc_sp].type = type; ctx->bc->fc_stack[ctx->bc->fc_sp].start = ctx->bc->cf_last; } static void fc_poplevel(struct r600_shader_ctx *ctx) { struct r600_cf_stack_entry *sp = &ctx->bc->fc_stack[ctx->bc->fc_sp]; free(sp->mid); sp->mid = NULL; sp->num_mid = 0; sp->start = NULL; sp->type = 0; ctx->bc->fc_sp--; } #if 0 static int emit_return(struct r600_shader_ctx *ctx) { r600_bytecode_add_cfinst(ctx->bc, CF_OP_RETURN)); return 0; } static int emit_jump_to_offset(struct r600_shader_ctx *ctx, int pops, int offset) { r600_bytecode_add_cfinst(ctx->bc, CF_OP_JUMP)); ctx->bc->cf_last->pop_count = pops; /* XXX work out offset */ return 0; } static int emit_setret_in_loop_flag(struct r600_shader_ctx *ctx, unsigned flag_value) { return 0; } static void emit_testflag(struct r600_shader_ctx *ctx) { } static void emit_return_on_flag(struct r600_shader_ctx *ctx, unsigned ifidx) { emit_testflag(ctx); emit_jump_to_offset(ctx, 1, 4); emit_setret_in_loop_flag(ctx, V_SQ_ALU_SRC_0); pops(ctx, ifidx + 1); emit_return(ctx); } static void break_loop_on_flag(struct r600_shader_ctx *ctx, unsigned fc_sp) { emit_testflag(ctx); r600_bytecode_add_cfinst(ctx->bc, ctx->inst_info->op); ctx->bc->cf_last->pop_count = 1; fc_set_mid(ctx, fc_sp); pops(ctx, 1); } #endif static int emit_if(struct r600_shader_ctx *ctx, int opcode) { int alu_type = CF_OP_ALU_PUSH_BEFORE; /* There is a hardware bug on Cayman where a BREAK/CONTINUE followed by * LOOP_STARTxxx for nested loops may put the branch stack into a state * such that ALU_PUSH_BEFORE doesn't work as expected. Workaround this * by replacing the ALU_PUSH_BEFORE with a PUSH + ALU */ if (ctx->bc->chip_class == CAYMAN && ctx->bc->stack.loop > 1) { r600_bytecode_add_cfinst(ctx->bc, CF_OP_PUSH); ctx->bc->cf_last->cf_addr = ctx->bc->cf_last->id + 2; alu_type = CF_OP_ALU; } emit_logic_pred(ctx, opcode, alu_type); r600_bytecode_add_cfinst(ctx->bc, CF_OP_JUMP); fc_pushlevel(ctx, FC_IF); callstack_push(ctx, FC_PUSH_VPM); return 0; } static int tgsi_if(struct r600_shader_ctx *ctx) { return emit_if(ctx, ALU_OP2_PRED_SETNE); } static int tgsi_uif(struct r600_shader_ctx *ctx) { return emit_if(ctx, ALU_OP2_PRED_SETNE_INT); } static int tgsi_else(struct r600_shader_ctx *ctx) { r600_bytecode_add_cfinst(ctx->bc, CF_OP_ELSE); ctx->bc->cf_last->pop_count = 1; fc_set_mid(ctx, ctx->bc->fc_sp); ctx->bc->fc_stack[ctx->bc->fc_sp].start->cf_addr = ctx->bc->cf_last->id; return 0; } static int tgsi_endif(struct r600_shader_ctx *ctx) { pops(ctx, 1); if (ctx->bc->fc_stack[ctx->bc->fc_sp].type != FC_IF) { R600_ERR("if/endif unbalanced in shader\n"); return -1; } if (ctx->bc->fc_stack[ctx->bc->fc_sp].mid == NULL) { ctx->bc->fc_stack[ctx->bc->fc_sp].start->cf_addr = ctx->bc->cf_last->id + 2; ctx->bc->fc_stack[ctx->bc->fc_sp].start->pop_count = 1; } else { ctx->bc->fc_stack[ctx->bc->fc_sp].mid[0]->cf_addr = ctx->bc->cf_last->id + 2; } fc_poplevel(ctx); callstack_pop(ctx, FC_PUSH_VPM); return 0; } static int tgsi_bgnloop(struct r600_shader_ctx *ctx) { /* LOOP_START_DX10 ignores the LOOP_CONFIG* registers, so it is not * limited to 4096 iterations, like the other LOOP_* instructions. */ r600_bytecode_add_cfinst(ctx->bc, CF_OP_LOOP_START_DX10); fc_pushlevel(ctx, FC_LOOP); /* check stack depth */ callstack_push(ctx, FC_LOOP); return 0; } static int tgsi_endloop(struct r600_shader_ctx *ctx) { int i; r600_bytecode_add_cfinst(ctx->bc, CF_OP_LOOP_END); if (ctx->bc->fc_stack[ctx->bc->fc_sp].type != FC_LOOP) { R600_ERR("loop/endloop in shader code are not paired.\n"); return -EINVAL; } /* fixup loop pointers - from r600isa LOOP END points to CF after LOOP START, LOOP START point to CF after LOOP END BRK/CONT point to LOOP END CF */ ctx->bc->cf_last->cf_addr = ctx->bc->fc_stack[ctx->bc->fc_sp].start->id + 2; ctx->bc->fc_stack[ctx->bc->fc_sp].start->cf_addr = ctx->bc->cf_last->id + 2; for (i = 0; i < ctx->bc->fc_stack[ctx->bc->fc_sp].num_mid; i++) { ctx->bc->fc_stack[ctx->bc->fc_sp].mid[i]->cf_addr = ctx->bc->cf_last->id; } /* XXX add LOOPRET support */ fc_poplevel(ctx); callstack_pop(ctx, FC_LOOP); return 0; } static int tgsi_loop_brk_cont(struct r600_shader_ctx *ctx) { unsigned int fscp; for (fscp = ctx->bc->fc_sp; fscp > 0; fscp--) { if (FC_LOOP == ctx->bc->fc_stack[fscp].type) break; } if (fscp == 0) { R600_ERR("Break not inside loop/endloop pair\n"); return -EINVAL; } r600_bytecode_add_cfinst(ctx->bc, ctx->inst_info->op); fc_set_mid(ctx, fscp); return 0; } static int tgsi_umad(struct r600_shader_ctx *ctx) { struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; struct r600_bytecode_alu alu; int i, j, k, r; int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); /* src0 * src1 */ for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; if (ctx->bc->chip_class == CAYMAN) { for (j = 0 ; j < 4; j++) { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.op = ALU_OP2_MULLO_UINT; for (k = 0; k < inst->Instruction.NumSrcRegs; k++) { r600_bytecode_src(&alu.src[k], &ctx->src[k], i); } tgsi_dst(ctx, &inst->Dst[0], j, &alu.dst); alu.dst.sel = ctx->temp_reg; alu.dst.write = (j == i); if (j == 3) alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } else { memset(&alu, 0, sizeof(struct r600_bytecode_alu)); alu.dst.chan = i; alu.dst.sel = ctx->temp_reg; alu.dst.write = 1; alu.op = ALU_OP2_MULLO_UINT; for (j = 0; j < 2; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], i); } alu.last = 1; r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } } for (i = 0; i < lasti + 1; i++) { if (!(inst->Dst[0].Register.WriteMask & (1 << i))) continue; memset(&alu, 0, sizeof(struct r600_bytecode_alu)); tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); alu.op = ALU_OP2_ADD_INT; alu.src[0].sel = ctx->temp_reg; alu.src[0].chan = i; r600_bytecode_src(&alu.src[1], &ctx->src[2], i); if (i == lasti) { alu.last = 1; } r = r600_bytecode_add_alu(ctx->bc, &alu); if (r) return r; } return 0; } static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = { {TGSI_OPCODE_ARL, 0, ALU_OP0_NOP, tgsi_r600_arl}, {TGSI_OPCODE_MOV, 0, ALU_OP1_MOV, tgsi_op2}, {TGSI_OPCODE_LIT, 0, ALU_OP0_NOP, tgsi_lit}, /* XXX: * For state trackers other than OpenGL, we'll want to use * _RECIP_IEEE instead. */ {TGSI_OPCODE_RCP, 0, ALU_OP1_RECIP_CLAMPED, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_RSQ, 0, ALU_OP0_NOP, tgsi_rsq}, {TGSI_OPCODE_EXP, 0, ALU_OP0_NOP, tgsi_exp}, {TGSI_OPCODE_LOG, 0, ALU_OP0_NOP, tgsi_log}, {TGSI_OPCODE_MUL, 0, ALU_OP2_MUL, tgsi_op2}, {TGSI_OPCODE_ADD, 0, ALU_OP2_ADD, tgsi_op2}, {TGSI_OPCODE_DP3, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_DP4, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_DST, 0, ALU_OP0_NOP, tgsi_opdst}, {TGSI_OPCODE_MIN, 0, ALU_OP2_MIN, tgsi_op2}, {TGSI_OPCODE_MAX, 0, ALU_OP2_MAX, tgsi_op2}, {TGSI_OPCODE_SLT, 0, ALU_OP2_SETGT, tgsi_op2_swap}, {TGSI_OPCODE_SGE, 0, ALU_OP2_SETGE, tgsi_op2}, {TGSI_OPCODE_MAD, 1, ALU_OP3_MULADD, tgsi_op3}, {TGSI_OPCODE_SUB, 0, ALU_OP2_ADD, tgsi_op2}, {TGSI_OPCODE_LRP, 0, ALU_OP0_NOP, tgsi_lrp}, {TGSI_OPCODE_CND, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {20, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DP2A, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {22, 0, ALU_OP0_NOP, tgsi_unsupported}, {23, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FRC, 0, ALU_OP1_FRACT, tgsi_op2}, {TGSI_OPCODE_CLAMP, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FLR, 0, ALU_OP1_FLOOR, tgsi_op2}, {TGSI_OPCODE_ROUND, 0, ALU_OP1_RNDNE, tgsi_op2}, {TGSI_OPCODE_EX2, 0, ALU_OP1_EXP_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_LG2, 0, ALU_OP1_LOG_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_POW, 0, ALU_OP0_NOP, tgsi_pow}, {TGSI_OPCODE_XPD, 0, ALU_OP0_NOP, tgsi_xpd}, /* gap */ {32, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ABS, 0, ALU_OP1_MOV, tgsi_op2}, {TGSI_OPCODE_RCC, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DPH, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_COS, 0, ALU_OP1_COS, tgsi_trig}, {TGSI_OPCODE_DDX, 0, FETCH_OP_GET_GRADIENTS_H, tgsi_tex}, {TGSI_OPCODE_DDY, 0, FETCH_OP_GET_GRADIENTS_V, tgsi_tex}, {TGSI_OPCODE_KILL, 0, ALU_OP2_KILLGT, tgsi_kill}, /* unconditional kill */ {TGSI_OPCODE_PK2H, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK2US, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4B, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4UB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_RFL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SEQ, 0, ALU_OP2_SETE, tgsi_op2}, {TGSI_OPCODE_SFL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SGT, 0, ALU_OP2_SETGT, tgsi_op2}, {TGSI_OPCODE_SIN, 0, ALU_OP1_SIN, tgsi_trig}, {TGSI_OPCODE_SLE, 0, ALU_OP2_SETGE, tgsi_op2_swap}, {TGSI_OPCODE_SNE, 0, ALU_OP2_SETNE, tgsi_op2}, {TGSI_OPCODE_STR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TEX, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_TXD, 0, FETCH_OP_SAMPLE_G, tgsi_tex}, {TGSI_OPCODE_TXP, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_UP2H, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP2US, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP4B, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP4UB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_X2D, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ARA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ARR, 0, ALU_OP0_NOP, tgsi_r600_arl}, {TGSI_OPCODE_BRA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CAL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_RET, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SSG, 0, ALU_OP0_NOP, tgsi_ssg}, {TGSI_OPCODE_CMP, 0, ALU_OP0_NOP, tgsi_cmp}, {TGSI_OPCODE_SCS, 0, ALU_OP0_NOP, tgsi_scs}, {TGSI_OPCODE_TXB, 0, FETCH_OP_SAMPLE_LB, tgsi_tex}, {TGSI_OPCODE_NRM, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DIV, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DP2, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_TXL, 0, FETCH_OP_SAMPLE_L, tgsi_tex}, {TGSI_OPCODE_BRK, 0, CF_OP_LOOP_BREAK, tgsi_loop_brk_cont}, {TGSI_OPCODE_IF, 0, ALU_OP0_NOP, tgsi_if}, {TGSI_OPCODE_UIF, 0, ALU_OP0_NOP, tgsi_uif}, {76, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ELSE, 0, ALU_OP0_NOP, tgsi_else}, {TGSI_OPCODE_ENDIF, 0, ALU_OP0_NOP, tgsi_endif}, /* gap */ {79, 0, ALU_OP0_NOP, tgsi_unsupported}, {80, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PUSHA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_POPA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CEIL, 0, ALU_OP1_CEIL, tgsi_op2}, {TGSI_OPCODE_I2F, 0, ALU_OP1_INT_TO_FLT, tgsi_op2_trans}, {TGSI_OPCODE_NOT, 0, ALU_OP1_NOT_INT, tgsi_op2}, {TGSI_OPCODE_TRUNC, 0, ALU_OP1_TRUNC, tgsi_op2}, {TGSI_OPCODE_SHL, 0, ALU_OP2_LSHL_INT, tgsi_op2_trans}, /* gap */ {88, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_AND, 0, ALU_OP2_AND_INT, tgsi_op2}, {TGSI_OPCODE_OR, 0, ALU_OP2_OR_INT, tgsi_op2}, {TGSI_OPCODE_MOD, 0, ALU_OP0_NOP, tgsi_imod}, {TGSI_OPCODE_XOR, 0, ALU_OP2_XOR_INT, tgsi_op2}, {TGSI_OPCODE_SAD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TXF, 0, FETCH_OP_LD, tgsi_tex}, {TGSI_OPCODE_TXQ, 0, FETCH_OP_GET_TEXTURE_RESINFO, tgsi_tex}, {TGSI_OPCODE_CONT, 0, CF_OP_LOOP_CONTINUE, tgsi_loop_brk_cont}, {TGSI_OPCODE_EMIT, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDPRIM, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BGNLOOP, 0, ALU_OP0_NOP, tgsi_bgnloop}, {TGSI_OPCODE_BGNSUB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDLOOP, 0, ALU_OP0_NOP, tgsi_endloop}, {TGSI_OPCODE_ENDSUB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TXQ_LZ, 0, FETCH_OP_GET_TEXTURE_RESINFO, tgsi_tex}, /* gap */ {104, 0, ALU_OP0_NOP, tgsi_unsupported}, {105, 0, ALU_OP0_NOP, tgsi_unsupported}, {106, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_NOP, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FSEQ, 0, ALU_OP2_SETE_DX10, tgsi_op2}, {TGSI_OPCODE_FSGE, 0, ALU_OP2_SETGE_DX10, tgsi_op2}, {TGSI_OPCODE_FSLT, 0, ALU_OP2_SETGT_DX10, tgsi_op2_swap}, {TGSI_OPCODE_FSNE, 0, ALU_OP2_SETNE_DX10, tgsi_op2_swap}, {TGSI_OPCODE_NRM4, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CALLNZ, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {114, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BREAKC, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_KILL_IF, 0, ALU_OP2_KILLGT, tgsi_kill}, /* conditional kill */ {TGSI_OPCODE_END, 0, ALU_OP0_NOP, tgsi_end}, /* aka HALT */ /* gap */ {118, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_F2I, 0, ALU_OP1_FLT_TO_INT, tgsi_op2_trans}, {TGSI_OPCODE_IDIV, 0, ALU_OP0_NOP, tgsi_idiv}, {TGSI_OPCODE_IMAX, 0, ALU_OP2_MAX_INT, tgsi_op2}, {TGSI_OPCODE_IMIN, 0, ALU_OP2_MIN_INT, tgsi_op2}, {TGSI_OPCODE_INEG, 0, ALU_OP2_SUB_INT, tgsi_ineg}, {TGSI_OPCODE_ISGE, 0, ALU_OP2_SETGE_INT, tgsi_op2}, {TGSI_OPCODE_ISHR, 0, ALU_OP2_ASHR_INT, tgsi_op2_trans}, {TGSI_OPCODE_ISLT, 0, ALU_OP2_SETGT_INT, tgsi_op2_swap}, {TGSI_OPCODE_F2U, 0, ALU_OP1_FLT_TO_UINT, tgsi_op2_trans}, {TGSI_OPCODE_U2F, 0, ALU_OP1_UINT_TO_FLT, tgsi_op2_trans}, {TGSI_OPCODE_UADD, 0, ALU_OP2_ADD_INT, tgsi_op2}, {TGSI_OPCODE_UDIV, 0, ALU_OP0_NOP, tgsi_udiv}, {TGSI_OPCODE_UMAD, 0, ALU_OP0_NOP, tgsi_umad}, {TGSI_OPCODE_UMAX, 0, ALU_OP2_MAX_UINT, tgsi_op2}, {TGSI_OPCODE_UMIN, 0, ALU_OP2_MIN_UINT, tgsi_op2}, {TGSI_OPCODE_UMOD, 0, ALU_OP0_NOP, tgsi_umod}, {TGSI_OPCODE_UMUL, 0, ALU_OP2_MULLO_UINT, tgsi_op2_trans}, {TGSI_OPCODE_USEQ, 0, ALU_OP2_SETE_INT, tgsi_op2}, {TGSI_OPCODE_USGE, 0, ALU_OP2_SETGE_UINT, tgsi_op2}, {TGSI_OPCODE_USHR, 0, ALU_OP2_LSHR_INT, tgsi_op2_trans}, {TGSI_OPCODE_USLT, 0, ALU_OP2_SETGT_UINT, tgsi_op2_swap}, {TGSI_OPCODE_USNE, 0, ALU_OP2_SETNE_INT, tgsi_op2_swap}, {TGSI_OPCODE_SWITCH, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CASE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DEFAULT, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDSWITCH, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_I, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_I_MS, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_B, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_C, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_C_LZ, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_D, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_L, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_GATHER4, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SVIEWINFO, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_POS, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_INFO, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_UARL, 0, ALU_OP1_MOVA_INT, tgsi_r600_arl}, {TGSI_OPCODE_UCMP, 0, ALU_OP0_NOP, tgsi_ucmp}, {TGSI_OPCODE_IABS, 0, 0, tgsi_iabs}, {TGSI_OPCODE_ISSG, 0, 0, tgsi_issg}, {TGSI_OPCODE_LOAD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_STORE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_MFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_LFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BARRIER, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUADD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMXCHG, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMCAS, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMAND, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMOR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMXOR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUMIN, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUMAX, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMIMIN, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMIMAX, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TEX2, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_TXB2, 0, FETCH_OP_SAMPLE_LB, tgsi_tex}, {TGSI_OPCODE_TXL2, 0, FETCH_OP_SAMPLE_L, tgsi_tex}, {TGSI_OPCODE_LAST, 0, ALU_OP0_NOP, tgsi_unsupported}, }; static struct r600_shader_tgsi_instruction eg_shader_tgsi_instruction[] = { {TGSI_OPCODE_ARL, 0, ALU_OP0_NOP, tgsi_eg_arl}, {TGSI_OPCODE_MOV, 0, ALU_OP1_MOV, tgsi_op2}, {TGSI_OPCODE_LIT, 0, ALU_OP0_NOP, tgsi_lit}, {TGSI_OPCODE_RCP, 0, ALU_OP1_RECIP_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_RSQ, 0, ALU_OP1_RECIPSQRT_IEEE, tgsi_rsq}, {TGSI_OPCODE_EXP, 0, ALU_OP0_NOP, tgsi_exp}, {TGSI_OPCODE_LOG, 0, ALU_OP0_NOP, tgsi_log}, {TGSI_OPCODE_MUL, 0, ALU_OP2_MUL, tgsi_op2}, {TGSI_OPCODE_ADD, 0, ALU_OP2_ADD, tgsi_op2}, {TGSI_OPCODE_DP3, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_DP4, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_DST, 0, ALU_OP0_NOP, tgsi_opdst}, {TGSI_OPCODE_MIN, 0, ALU_OP2_MIN, tgsi_op2}, {TGSI_OPCODE_MAX, 0, ALU_OP2_MAX, tgsi_op2}, {TGSI_OPCODE_SLT, 0, ALU_OP2_SETGT, tgsi_op2_swap}, {TGSI_OPCODE_SGE, 0, ALU_OP2_SETGE, tgsi_op2}, {TGSI_OPCODE_MAD, 1, ALU_OP3_MULADD, tgsi_op3}, {TGSI_OPCODE_SUB, 0, ALU_OP2_ADD, tgsi_op2}, {TGSI_OPCODE_LRP, 0, ALU_OP0_NOP, tgsi_lrp}, {TGSI_OPCODE_CND, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {20, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DP2A, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {22, 0, ALU_OP0_NOP, tgsi_unsupported}, {23, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FRC, 0, ALU_OP1_FRACT, tgsi_op2}, {TGSI_OPCODE_CLAMP, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FLR, 0, ALU_OP1_FLOOR, tgsi_op2}, {TGSI_OPCODE_ROUND, 0, ALU_OP1_RNDNE, tgsi_op2}, {TGSI_OPCODE_EX2, 0, ALU_OP1_EXP_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_LG2, 0, ALU_OP1_LOG_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_POW, 0, ALU_OP0_NOP, tgsi_pow}, {TGSI_OPCODE_XPD, 0, ALU_OP0_NOP, tgsi_xpd}, /* gap */ {32, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ABS, 0, ALU_OP1_MOV, tgsi_op2}, {TGSI_OPCODE_RCC, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DPH, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_COS, 0, ALU_OP1_COS, tgsi_trig}, {TGSI_OPCODE_DDX, 0, FETCH_OP_GET_GRADIENTS_H, tgsi_tex}, {TGSI_OPCODE_DDY, 0, FETCH_OP_GET_GRADIENTS_V, tgsi_tex}, {TGSI_OPCODE_KILL, 0, ALU_OP2_KILLGT, tgsi_kill}, /* unconditional kill */ {TGSI_OPCODE_PK2H, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK2US, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4B, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4UB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_RFL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SEQ, 0, ALU_OP2_SETE, tgsi_op2}, {TGSI_OPCODE_SFL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SGT, 0, ALU_OP2_SETGT, tgsi_op2}, {TGSI_OPCODE_SIN, 0, ALU_OP1_SIN, tgsi_trig}, {TGSI_OPCODE_SLE, 0, ALU_OP2_SETGE, tgsi_op2_swap}, {TGSI_OPCODE_SNE, 0, ALU_OP2_SETNE, tgsi_op2}, {TGSI_OPCODE_STR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TEX, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_TXD, 0, FETCH_OP_SAMPLE_G, tgsi_tex}, {TGSI_OPCODE_TXP, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_UP2H, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP2US, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP4B, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP4UB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_X2D, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ARA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ARR, 0, ALU_OP0_NOP, tgsi_eg_arl}, {TGSI_OPCODE_BRA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CAL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_RET, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SSG, 0, ALU_OP0_NOP, tgsi_ssg}, {TGSI_OPCODE_CMP, 0, ALU_OP0_NOP, tgsi_cmp}, {TGSI_OPCODE_SCS, 0, ALU_OP0_NOP, tgsi_scs}, {TGSI_OPCODE_TXB, 0, FETCH_OP_SAMPLE_LB, tgsi_tex}, {TGSI_OPCODE_NRM, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DIV, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DP2, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_TXL, 0, FETCH_OP_SAMPLE_L, tgsi_tex}, {TGSI_OPCODE_BRK, 0, CF_OP_LOOP_BREAK, tgsi_loop_brk_cont}, {TGSI_OPCODE_IF, 0, ALU_OP0_NOP, tgsi_if}, {TGSI_OPCODE_UIF, 0, ALU_OP0_NOP, tgsi_uif}, {76, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ELSE, 0, ALU_OP0_NOP, tgsi_else}, {TGSI_OPCODE_ENDIF, 0, ALU_OP0_NOP, tgsi_endif}, /* gap */ {79, 0, ALU_OP0_NOP, tgsi_unsupported}, {80, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PUSHA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_POPA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CEIL, 0, ALU_OP1_CEIL, tgsi_op2}, {TGSI_OPCODE_I2F, 0, ALU_OP1_INT_TO_FLT, tgsi_op2_trans}, {TGSI_OPCODE_NOT, 0, ALU_OP1_NOT_INT, tgsi_op2}, {TGSI_OPCODE_TRUNC, 0, ALU_OP1_TRUNC, tgsi_op2}, {TGSI_OPCODE_SHL, 0, ALU_OP2_LSHL_INT, tgsi_op2}, /* gap */ {88, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_AND, 0, ALU_OP2_AND_INT, tgsi_op2}, {TGSI_OPCODE_OR, 0, ALU_OP2_OR_INT, tgsi_op2}, {TGSI_OPCODE_MOD, 0, ALU_OP0_NOP, tgsi_imod}, {TGSI_OPCODE_XOR, 0, ALU_OP2_XOR_INT, tgsi_op2}, {TGSI_OPCODE_SAD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TXF, 0, FETCH_OP_LD, tgsi_tex}, {TGSI_OPCODE_TXQ, 0, FETCH_OP_GET_TEXTURE_RESINFO, tgsi_tex}, {TGSI_OPCODE_CONT, 0, CF_OP_LOOP_CONTINUE, tgsi_loop_brk_cont}, {TGSI_OPCODE_EMIT, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDPRIM, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BGNLOOP, 0, ALU_OP0_NOP, tgsi_bgnloop}, {TGSI_OPCODE_BGNSUB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDLOOP, 0, ALU_OP0_NOP, tgsi_endloop}, {TGSI_OPCODE_ENDSUB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TXQ_LZ, 0, FETCH_OP_GET_TEXTURE_RESINFO, tgsi_tex}, /* gap */ {104, 0, ALU_OP0_NOP, tgsi_unsupported}, {105, 0, ALU_OP0_NOP, tgsi_unsupported}, {106, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_NOP, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FSEQ, 0, ALU_OP2_SETE_DX10, tgsi_op2}, {TGSI_OPCODE_FSGE, 0, ALU_OP2_SETGE_DX10, tgsi_op2}, {TGSI_OPCODE_FSLT, 0, ALU_OP2_SETGT_DX10, tgsi_op2_swap}, {TGSI_OPCODE_FSNE, 0, ALU_OP2_SETNE_DX10, tgsi_op2_swap}, {TGSI_OPCODE_NRM4, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CALLNZ, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {114, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BREAKC, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_KILL_IF, 0, ALU_OP2_KILLGT, tgsi_kill}, /* conditional kill */ {TGSI_OPCODE_END, 0, ALU_OP0_NOP, tgsi_end}, /* aka HALT */ /* gap */ {118, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_F2I, 0, ALU_OP1_FLT_TO_INT, tgsi_f2i}, {TGSI_OPCODE_IDIV, 0, ALU_OP0_NOP, tgsi_idiv}, {TGSI_OPCODE_IMAX, 0, ALU_OP2_MAX_INT, tgsi_op2}, {TGSI_OPCODE_IMIN, 0, ALU_OP2_MIN_INT, tgsi_op2}, {TGSI_OPCODE_INEG, 0, ALU_OP2_SUB_INT, tgsi_ineg}, {TGSI_OPCODE_ISGE, 0, ALU_OP2_SETGE_INT, tgsi_op2}, {TGSI_OPCODE_ISHR, 0, ALU_OP2_ASHR_INT, tgsi_op2}, {TGSI_OPCODE_ISLT, 0, ALU_OP2_SETGT_INT, tgsi_op2_swap}, {TGSI_OPCODE_F2U, 0, ALU_OP1_FLT_TO_UINT, tgsi_f2i}, {TGSI_OPCODE_U2F, 0, ALU_OP1_UINT_TO_FLT, tgsi_op2_trans}, {TGSI_OPCODE_UADD, 0, ALU_OP2_ADD_INT, tgsi_op2}, {TGSI_OPCODE_UDIV, 0, ALU_OP0_NOP, tgsi_udiv}, {TGSI_OPCODE_UMAD, 0, ALU_OP0_NOP, tgsi_umad}, {TGSI_OPCODE_UMAX, 0, ALU_OP2_MAX_UINT, tgsi_op2}, {TGSI_OPCODE_UMIN, 0, ALU_OP2_MIN_UINT, tgsi_op2}, {TGSI_OPCODE_UMOD, 0, ALU_OP0_NOP, tgsi_umod}, {TGSI_OPCODE_UMUL, 0, ALU_OP2_MULLO_UINT, tgsi_op2_trans}, {TGSI_OPCODE_USEQ, 0, ALU_OP2_SETE_INT, tgsi_op2}, {TGSI_OPCODE_USGE, 0, ALU_OP2_SETGE_UINT, tgsi_op2}, {TGSI_OPCODE_USHR, 0, ALU_OP2_LSHR_INT, tgsi_op2}, {TGSI_OPCODE_USLT, 0, ALU_OP2_SETGT_UINT, tgsi_op2_swap}, {TGSI_OPCODE_USNE, 0, ALU_OP2_SETNE_INT, tgsi_op2}, {TGSI_OPCODE_SWITCH, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CASE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DEFAULT, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDSWITCH, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_I, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_I_MS, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_B, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_C, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_C_LZ, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_D, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_L, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_GATHER4, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SVIEWINFO, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_POS, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_INFO, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_UARL, 0, ALU_OP1_MOVA_INT, tgsi_eg_arl}, {TGSI_OPCODE_UCMP, 0, ALU_OP0_NOP, tgsi_ucmp}, {TGSI_OPCODE_IABS, 0, 0, tgsi_iabs}, {TGSI_OPCODE_ISSG, 0, 0, tgsi_issg}, {TGSI_OPCODE_LOAD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_STORE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_MFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_LFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BARRIER, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUADD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMXCHG, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMCAS, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMAND, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMOR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMXOR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUMIN, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUMAX, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMIMIN, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMIMAX, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TEX2, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_TXB2, 0, FETCH_OP_SAMPLE_LB, tgsi_tex}, {TGSI_OPCODE_TXL2, 0, FETCH_OP_SAMPLE_L, tgsi_tex}, {TGSI_OPCODE_LAST, 0, ALU_OP0_NOP, tgsi_unsupported}, }; static struct r600_shader_tgsi_instruction cm_shader_tgsi_instruction[] = { {TGSI_OPCODE_ARL, 0, ALU_OP0_NOP, tgsi_eg_arl}, {TGSI_OPCODE_MOV, 0, ALU_OP1_MOV, tgsi_op2}, {TGSI_OPCODE_LIT, 0, ALU_OP0_NOP, tgsi_lit}, {TGSI_OPCODE_RCP, 0, ALU_OP1_RECIP_IEEE, cayman_emit_float_instr}, {TGSI_OPCODE_RSQ, 0, ALU_OP1_RECIPSQRT_IEEE, cayman_emit_float_instr}, {TGSI_OPCODE_EXP, 0, ALU_OP0_NOP, tgsi_exp}, {TGSI_OPCODE_LOG, 0, ALU_OP0_NOP, tgsi_log}, {TGSI_OPCODE_MUL, 0, ALU_OP2_MUL, tgsi_op2}, {TGSI_OPCODE_ADD, 0, ALU_OP2_ADD, tgsi_op2}, {TGSI_OPCODE_DP3, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_DP4, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_DST, 0, ALU_OP0_NOP, tgsi_opdst}, {TGSI_OPCODE_MIN, 0, ALU_OP2_MIN, tgsi_op2}, {TGSI_OPCODE_MAX, 0, ALU_OP2_MAX, tgsi_op2}, {TGSI_OPCODE_SLT, 0, ALU_OP2_SETGT, tgsi_op2_swap}, {TGSI_OPCODE_SGE, 0, ALU_OP2_SETGE, tgsi_op2}, {TGSI_OPCODE_MAD, 1, ALU_OP3_MULADD, tgsi_op3}, {TGSI_OPCODE_SUB, 0, ALU_OP2_ADD, tgsi_op2}, {TGSI_OPCODE_LRP, 0, ALU_OP0_NOP, tgsi_lrp}, {TGSI_OPCODE_CND, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {20, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DP2A, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {22, 0, ALU_OP0_NOP, tgsi_unsupported}, {23, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FRC, 0, ALU_OP1_FRACT, tgsi_op2}, {TGSI_OPCODE_CLAMP, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_FLR, 0, ALU_OP1_FLOOR, tgsi_op2}, {TGSI_OPCODE_ROUND, 0, ALU_OP1_RNDNE, tgsi_op2}, {TGSI_OPCODE_EX2, 0, ALU_OP1_EXP_IEEE, cayman_emit_float_instr}, {TGSI_OPCODE_LG2, 0, ALU_OP1_LOG_IEEE, cayman_emit_float_instr}, {TGSI_OPCODE_POW, 0, ALU_OP0_NOP, cayman_pow}, {TGSI_OPCODE_XPD, 0, ALU_OP0_NOP, tgsi_xpd}, /* gap */ {32, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ABS, 0, ALU_OP1_MOV, tgsi_op2}, {TGSI_OPCODE_RCC, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DPH, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_COS, 0, ALU_OP1_COS, cayman_trig}, {TGSI_OPCODE_DDX, 0, FETCH_OP_GET_GRADIENTS_H, tgsi_tex}, {TGSI_OPCODE_DDY, 0, FETCH_OP_GET_GRADIENTS_V, tgsi_tex}, {TGSI_OPCODE_KILL, 0, ALU_OP2_KILLGT, tgsi_kill}, /* unconditional kill */ {TGSI_OPCODE_PK2H, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK2US, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4B, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PK4UB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_RFL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SEQ, 0, ALU_OP2_SETE, tgsi_op2}, {TGSI_OPCODE_SFL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SGT, 0, ALU_OP2_SETGT, tgsi_op2}, {TGSI_OPCODE_SIN, 0, ALU_OP1_SIN, cayman_trig}, {TGSI_OPCODE_SLE, 0, ALU_OP2_SETGE, tgsi_op2_swap}, {TGSI_OPCODE_SNE, 0, ALU_OP2_SETNE, tgsi_op2}, {TGSI_OPCODE_STR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TEX, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_TXD, 0, FETCH_OP_SAMPLE_G, tgsi_tex}, {TGSI_OPCODE_TXP, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_UP2H, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP2US, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP4B, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_UP4UB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_X2D, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ARA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ARR, 0, ALU_OP0_NOP, tgsi_eg_arl}, {TGSI_OPCODE_BRA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CAL, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_RET, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SSG, 0, ALU_OP0_NOP, tgsi_ssg}, {TGSI_OPCODE_CMP, 0, ALU_OP0_NOP, tgsi_cmp}, {TGSI_OPCODE_SCS, 0, ALU_OP0_NOP, tgsi_scs}, {TGSI_OPCODE_TXB, 0, FETCH_OP_SAMPLE_LB, tgsi_tex}, {TGSI_OPCODE_NRM, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DIV, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DP2, 0, ALU_OP2_DOT4, tgsi_dp}, {TGSI_OPCODE_TXL, 0, FETCH_OP_SAMPLE_L, tgsi_tex}, {TGSI_OPCODE_BRK, 0, CF_OP_LOOP_BREAK, tgsi_loop_brk_cont}, {TGSI_OPCODE_IF, 0, ALU_OP0_NOP, tgsi_if}, {TGSI_OPCODE_UIF, 0, ALU_OP0_NOP, tgsi_uif}, {76, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ELSE, 0, ALU_OP0_NOP, tgsi_else}, {TGSI_OPCODE_ENDIF, 0, ALU_OP0_NOP, tgsi_endif}, /* gap */ {79, 0, ALU_OP0_NOP, tgsi_unsupported}, {80, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PUSHA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_POPA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CEIL, 0, ALU_OP1_CEIL, tgsi_op2}, {TGSI_OPCODE_I2F, 0, ALU_OP1_INT_TO_FLT, tgsi_op2}, {TGSI_OPCODE_NOT, 0, ALU_OP1_NOT_INT, tgsi_op2}, {TGSI_OPCODE_TRUNC, 0, ALU_OP1_TRUNC, tgsi_op2}, {TGSI_OPCODE_SHL, 0, ALU_OP2_LSHL_INT, tgsi_op2}, /* gap */ {88, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_AND, 0, ALU_OP2_AND_INT, tgsi_op2}, {TGSI_OPCODE_OR, 0, ALU_OP2_OR_INT, tgsi_op2}, {TGSI_OPCODE_MOD, 0, ALU_OP0_NOP, tgsi_imod}, {TGSI_OPCODE_XOR, 0, ALU_OP2_XOR_INT, tgsi_op2}, {TGSI_OPCODE_SAD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TXF, 0, FETCH_OP_LD, tgsi_tex}, {TGSI_OPCODE_TXQ, 0, FETCH_OP_GET_TEXTURE_RESINFO, tgsi_tex}, {TGSI_OPCODE_CONT, 0, CF_OP_LOOP_CONTINUE, tgsi_loop_brk_cont}, {TGSI_OPCODE_EMIT, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDPRIM, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BGNLOOP, 0, ALU_OP0_NOP, tgsi_bgnloop}, {TGSI_OPCODE_BGNSUB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDLOOP, 0, ALU_OP0_NOP, tgsi_endloop}, {TGSI_OPCODE_ENDSUB, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TXQ_LZ, 0, FETCH_OP_GET_TEXTURE_RESINFO, tgsi_tex}, /* gap */ {104, 0, ALU_OP0_NOP, tgsi_unsupported}, {105, 0, ALU_OP0_NOP, tgsi_unsupported}, {106, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_NOP, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {TGSI_OPCODE_FSEQ, 0, ALU_OP2_SETE_DX10, tgsi_op2}, {TGSI_OPCODE_FSGE, 0, ALU_OP2_SETGE_DX10, tgsi_op2}, {TGSI_OPCODE_FSLT, 0, ALU_OP2_SETGT_DX10, tgsi_op2_swap}, {TGSI_OPCODE_FSNE, 0, ALU_OP2_SETNE_DX10, tgsi_op2_swap}, {TGSI_OPCODE_NRM4, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CALLNZ, 0, ALU_OP0_NOP, tgsi_unsupported}, /* gap */ {114, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BREAKC, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_KILL_IF, 0, ALU_OP2_KILLGT, tgsi_kill}, /* conditional kill */ {TGSI_OPCODE_END, 0, ALU_OP0_NOP, tgsi_end}, /* aka HALT */ /* gap */ {118, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_F2I, 0, ALU_OP1_FLT_TO_INT, tgsi_op2}, {TGSI_OPCODE_IDIV, 0, ALU_OP0_NOP, tgsi_idiv}, {TGSI_OPCODE_IMAX, 0, ALU_OP2_MAX_INT, tgsi_op2}, {TGSI_OPCODE_IMIN, 0, ALU_OP2_MIN_INT, tgsi_op2}, {TGSI_OPCODE_INEG, 0, ALU_OP2_SUB_INT, tgsi_ineg}, {TGSI_OPCODE_ISGE, 0, ALU_OP2_SETGE_INT, tgsi_op2}, {TGSI_OPCODE_ISHR, 0, ALU_OP2_ASHR_INT, tgsi_op2}, {TGSI_OPCODE_ISLT, 0, ALU_OP2_SETGT_INT, tgsi_op2_swap}, {TGSI_OPCODE_F2U, 0, ALU_OP1_FLT_TO_UINT, tgsi_op2}, {TGSI_OPCODE_U2F, 0, ALU_OP1_UINT_TO_FLT, tgsi_op2}, {TGSI_OPCODE_UADD, 0, ALU_OP2_ADD_INT, tgsi_op2}, {TGSI_OPCODE_UDIV, 0, ALU_OP0_NOP, tgsi_udiv}, {TGSI_OPCODE_UMAD, 0, ALU_OP0_NOP, tgsi_umad}, {TGSI_OPCODE_UMAX, 0, ALU_OP2_MAX_UINT, tgsi_op2}, {TGSI_OPCODE_UMIN, 0, ALU_OP2_MIN_UINT, tgsi_op2}, {TGSI_OPCODE_UMOD, 0, ALU_OP0_NOP, tgsi_umod}, {TGSI_OPCODE_UMUL, 0, ALU_OP2_MULLO_INT, cayman_mul_int_instr}, {TGSI_OPCODE_USEQ, 0, ALU_OP2_SETE_INT, tgsi_op2}, {TGSI_OPCODE_USGE, 0, ALU_OP2_SETGE_UINT, tgsi_op2}, {TGSI_OPCODE_USHR, 0, ALU_OP2_LSHR_INT, tgsi_op2}, {TGSI_OPCODE_USLT, 0, ALU_OP2_SETGT_UINT, tgsi_op2_swap}, {TGSI_OPCODE_USNE, 0, ALU_OP2_SETNE_INT, tgsi_op2}, {TGSI_OPCODE_SWITCH, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CASE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_DEFAULT, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ENDSWITCH, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_I, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_I_MS, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_B, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_C, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_C_LZ, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_D, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_L, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_GATHER4, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SVIEWINFO, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_POS, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_SAMPLE_INFO, 0, 0, tgsi_unsupported}, {TGSI_OPCODE_UARL, 0, ALU_OP1_MOVA_INT, tgsi_eg_arl}, {TGSI_OPCODE_UCMP, 0, ALU_OP0_NOP, tgsi_ucmp}, {TGSI_OPCODE_IABS, 0, 0, tgsi_iabs}, {TGSI_OPCODE_ISSG, 0, 0, tgsi_issg}, {TGSI_OPCODE_LOAD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_STORE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_MFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_LFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_SFENCE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_BARRIER, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUADD, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMXCHG, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMCAS, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMAND, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMOR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMXOR, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUMIN, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMUMAX, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMIMIN, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ATOMIMAX, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_TEX2, 0, FETCH_OP_SAMPLE, tgsi_tex}, {TGSI_OPCODE_TXB2, 0, FETCH_OP_SAMPLE_LB, tgsi_tex}, {TGSI_OPCODE_TXL2, 0, FETCH_OP_SAMPLE_L, tgsi_tex}, {TGSI_OPCODE_LAST, 0, ALU_OP0_NOP, tgsi_unsupported}, };