diff options
| -rw-r--r-- | src/gallium/drivers/nv20/nv30_vertprog.c | 838 |
1 files changed, 838 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv20/nv30_vertprog.c b/src/gallium/drivers/nv20/nv30_vertprog.c new file mode 100644 index 00000000000..72824559e8b --- /dev/null +++ b/src/gallium/drivers/nv20/nv30_vertprog.c @@ -0,0 +1,838 @@ +#include "pipe/p_context.h" +#include "pipe/p_defines.h" +#include "pipe/p_state.h" + +#include "pipe/p_shader_tokens.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_dump.h" + +#include "nv30_context.h" +#include "nv30_state.h" + +/* TODO (at least...): + * 1. Indexed consts + ARL + * 2. Arb. swz/negation + * 3. NV_vp11, NV_vp2, NV_vp3 features + * - extra arith opcodes + * - branching + * - texture sampling + * - indexed attribs + * - indexed results + * 4. bugs + */ + +#define SWZ_X 0 +#define SWZ_Y 1 +#define SWZ_Z 2 +#define SWZ_W 3 +#define MASK_X 8 +#define MASK_Y 4 +#define MASK_Z 2 +#define MASK_W 1 +#define MASK_ALL (MASK_X|MASK_Y|MASK_Z|MASK_W) +#define DEF_SCALE 0 +#define DEF_CTEST 0 +#include "nv30_shader.h" + +#define swz(s,x,y,z,w) nv30_sr_swz((s), SWZ_##x, SWZ_##y, SWZ_##z, SWZ_##w) +#define neg(s) nv30_sr_neg((s)) +#define abs(s) nv30_sr_abs((s)) + +struct nv30_vpc { + struct nv30_vertex_program *vp; + + struct nv30_vertex_program_exec *vpi; + + unsigned output_map[PIPE_MAX_SHADER_OUTPUTS]; + + int high_temp; + int temp_temp_count; + + struct nv30_sreg *imm; + unsigned nr_imm; +}; + +static struct nv30_sreg +temp(struct nv30_vpc *vpc) +{ + int idx; + + idx = vpc->temp_temp_count++; + idx += vpc->high_temp + 1; + return nv30_sr(NV30SR_TEMP, idx); +} + +static struct nv30_sreg +constant(struct nv30_vpc *vpc, int pipe, float x, float y, float z, float w) +{ + struct nv30_vertex_program *vp = vpc->vp; + struct nv30_vertex_program_data *vpd; + int idx; + + if (pipe >= 0) { + for (idx = 0; idx < vp->nr_consts; idx++) { + if (vp->consts[idx].index == pipe) + return nv30_sr(NV30SR_CONST, idx); + } + } + + idx = vp->nr_consts++; + vp->consts = realloc(vp->consts, sizeof(*vpd) * vp->nr_consts); + vpd = &vp->consts[idx]; + + vpd->index = pipe; + vpd->value[0] = x; + vpd->value[1] = y; + vpd->value[2] = z; + vpd->value[3] = w; + return nv30_sr(NV30SR_CONST, idx); +} + +#define arith(cc,s,o,d,m,s0,s1,s2) \ + nv30_vp_arith((cc), (s), NV30_VP_INST_##o, (d), (m), (s0), (s1), (s2)) + +static void +emit_src(struct nv30_vpc *vpc, uint32_t *hw, int pos, struct nv30_sreg src) +{ + struct nv30_vertex_program *vp = vpc->vp; + uint32_t sr = 0; + + switch (src.type) { + case NV30SR_TEMP: + sr |= (NV30_VP_SRC_REG_TYPE_TEMP << NV30_VP_SRC_REG_TYPE_SHIFT); + sr |= (src.index << NV30_VP_SRC_TEMP_SRC_SHIFT); + break; + case NV30SR_INPUT: + sr |= (NV30_VP_SRC_REG_TYPE_INPUT << + NV30_VP_SRC_REG_TYPE_SHIFT); + vp->ir |= (1 << src.index); + hw[1] |= (src.index << NV30_VP_INST_INPUT_SRC_SHIFT); + break; + case NV30SR_CONST: + sr |= (NV30_VP_SRC_REG_TYPE_CONST << + NV30_VP_SRC_REG_TYPE_SHIFT); + assert(vpc->vpi->const_index == -1 || + vpc->vpi->const_index == src.index); + vpc->vpi->const_index = src.index; + break; + case NV30SR_NONE: + sr |= (NV30_VP_SRC_REG_TYPE_INPUT << + NV30_VP_SRC_REG_TYPE_SHIFT); + break; + default: + assert(0); + } + + if (src.negate) + sr |= NV30_VP_SRC_NEGATE; + + if (src.abs) + hw[0] |= (1 << (21 + pos)); + + sr |= ((src.swz[0] << NV30_VP_SRC_SWZ_X_SHIFT) | + (src.swz[1] << NV30_VP_SRC_SWZ_Y_SHIFT) | + (src.swz[2] << NV30_VP_SRC_SWZ_Z_SHIFT) | + (src.swz[3] << NV30_VP_SRC_SWZ_W_SHIFT)); + +/* + * |VVV| + * d�.�b + * \u/ + * + */ + + switch (pos) { + case 0: + hw[1] |= ((sr & NV30_VP_SRC0_HIGH_MASK) >> + NV30_VP_SRC0_HIGH_SHIFT) << NV30_VP_INST_SRC0H_SHIFT; + hw[2] |= (sr & NV30_VP_SRC0_LOW_MASK) << + NV30_VP_INST_SRC0L_SHIFT; + break; + case 1: + hw[2] |= sr << NV30_VP_INST_SRC1_SHIFT; + break; + case 2: + hw[2] |= ((sr & NV30_VP_SRC2_HIGH_MASK) >> + NV30_VP_SRC2_HIGH_SHIFT) << NV30_VP_INST_SRC2H_SHIFT; + hw[3] |= (sr & NV30_VP_SRC2_LOW_MASK) << + NV30_VP_INST_SRC2L_SHIFT; + break; + default: + assert(0); + } +} + +static void +emit_dst(struct nv30_vpc *vpc, uint32_t *hw, int slot, struct nv30_sreg dst) +{ + struct nv30_vertex_program *vp = vpc->vp; + + switch (dst.type) { + case NV30SR_TEMP: + hw[0] |= (dst.index << NV30_VP_INST_DEST_TEMP_ID_SHIFT); + break; + case NV30SR_OUTPUT: + switch (dst.index) { + case NV30_VP_INST_DEST_COL0 : vp->or |= (1 << 0); break; + case NV30_VP_INST_DEST_COL1 : vp->or |= (1 << 1); break; + case NV30_VP_INST_DEST_BFC0 : vp->or |= (1 << 2); break; + case NV30_VP_INST_DEST_BFC1 : vp->or |= (1 << 3); break; + case NV30_VP_INST_DEST_FOGC : vp->or |= (1 << 4); break; + case NV30_VP_INST_DEST_PSZ : vp->or |= (1 << 5); break; + case NV30_VP_INST_DEST_TC(0): vp->or |= (1 << 14); break; + case NV30_VP_INST_DEST_TC(1): vp->or |= (1 << 15); break; + case NV30_VP_INST_DEST_TC(2): vp->or |= (1 << 16); break; + case NV30_VP_INST_DEST_TC(3): vp->or |= (1 << 17); break; + case NV30_VP_INST_DEST_TC(4): vp->or |= (1 << 18); break; + case NV30_VP_INST_DEST_TC(5): vp->or |= (1 << 19); break; + case NV30_VP_INST_DEST_TC(6): vp->or |= (1 << 20); break; + case NV30_VP_INST_DEST_TC(7): vp->or |= (1 << 21); break; + default: + break; + } + + hw[3] |= (dst.index << NV30_VP_INST_DEST_SHIFT); + hw[0] |= NV30_VP_INST_VEC_DEST_TEMP_MASK | (1<<20); + + /*XXX: no way this is entirely correct, someone needs to + * figure out what exactly it is. + */ + hw[3] |= 0x800; + break; + default: + assert(0); + } +} + +static void +nv30_vp_arith(struct nv30_vpc *vpc, int slot, int op, + struct nv30_sreg dst, int mask, + struct nv30_sreg s0, struct nv30_sreg s1, + struct nv30_sreg s2) +{ + struct nv30_vertex_program *vp = vpc->vp; + uint32_t *hw; + + vp->insns = realloc(vp->insns, ++vp->nr_insns * sizeof(*vpc->vpi)); + vpc->vpi = &vp->insns[vp->nr_insns - 1]; + memset(vpc->vpi, 0, sizeof(*vpc->vpi)); + vpc->vpi->const_index = -1; + + hw = vpc->vpi->data; + + hw[0] |= (NV30_VP_INST_COND_TR << NV30_VP_INST_COND_SHIFT); + hw[0] |= ((0 << NV30_VP_INST_COND_SWZ_X_SHIFT) | + (1 << NV30_VP_INST_COND_SWZ_Y_SHIFT) | + (2 << NV30_VP_INST_COND_SWZ_Z_SHIFT) | + (3 << NV30_VP_INST_COND_SWZ_W_SHIFT)); + + hw[1] |= (op << NV30_VP_INST_VEC_OPCODE_SHIFT); +// hw[3] |= NV30_VP_INST_SCA_DEST_TEMP_MASK; +// hw[3] |= (mask << NV30_VP_INST_VEC_WRITEMASK_SHIFT); + + if (dst.type == NV30SR_OUTPUT) { + if (slot) + hw[3] |= (mask << NV30_VP_INST_SDEST_WRITEMASK_SHIFT); + else + hw[3] |= (mask << NV30_VP_INST_VDEST_WRITEMASK_SHIFT); + } else { + if (slot) + hw[3] |= (mask << NV30_VP_INST_STEMP_WRITEMASK_SHIFT); + else + hw[3] |= (mask << NV30_VP_INST_VTEMP_WRITEMASK_SHIFT); + } + + emit_dst(vpc, hw, slot, dst); + emit_src(vpc, hw, 0, s0); + emit_src(vpc, hw, 1, s1); + emit_src(vpc, hw, 2, s2); +} + +static INLINE struct nv30_sreg +tgsi_src(struct nv30_vpc *vpc, const struct tgsi_full_src_register *fsrc) { + struct nv30_sreg src; + + switch (fsrc->SrcRegister.File) { + case TGSI_FILE_INPUT: + src = nv30_sr(NV30SR_INPUT, fsrc->SrcRegister.Index); + break; + case TGSI_FILE_CONSTANT: + src = constant(vpc, fsrc->SrcRegister.Index, 0, 0, 0, 0); + break; + case TGSI_FILE_IMMEDIATE: + src = vpc->imm[fsrc->SrcRegister.Index]; + break; + case TGSI_FILE_TEMPORARY: + if (vpc->high_temp < fsrc->SrcRegister.Index) + vpc->high_temp = fsrc->SrcRegister.Index; + src = nv30_sr(NV30SR_TEMP, fsrc->SrcRegister.Index); + break; + default: + NOUVEAU_ERR("bad src file\n"); + break; + } + + src.abs = fsrc->SrcRegisterExtMod.Absolute; + src.negate = fsrc->SrcRegister.Negate; + src.swz[0] = fsrc->SrcRegister.SwizzleX; + src.swz[1] = fsrc->SrcRegister.SwizzleY; + src.swz[2] = fsrc->SrcRegister.SwizzleZ; + src.swz[3] = fsrc->SrcRegister.SwizzleW; + return src; +} + +static INLINE struct nv30_sreg +tgsi_dst(struct nv30_vpc *vpc, const struct tgsi_full_dst_register *fdst) { + struct nv30_sreg dst; + + switch (fdst->DstRegister.File) { + case TGSI_FILE_OUTPUT: + dst = nv30_sr(NV30SR_OUTPUT, + vpc->output_map[fdst->DstRegister.Index]); + + break; + case TGSI_FILE_TEMPORARY: + dst = nv30_sr(NV30SR_TEMP, fdst->DstRegister.Index); + if (vpc->high_temp < dst.index) + vpc->high_temp = dst.index; + break; + default: + NOUVEAU_ERR("bad dst file\n"); + break; + } + + return dst; +} + +static INLINE int +tgsi_mask(uint tgsi) +{ + int mask = 0; + + if (tgsi & TGSI_WRITEMASK_X) mask |= MASK_X; + if (tgsi & TGSI_WRITEMASK_Y) mask |= MASK_Y; + if (tgsi & TGSI_WRITEMASK_Z) mask |= MASK_Z; + if (tgsi & TGSI_WRITEMASK_W) mask |= MASK_W; + return mask; +} + +static boolean +nv30_vertprog_parse_instruction(struct nv30_vpc *vpc, + const struct tgsi_full_instruction *finst) +{ + struct nv30_sreg src[3], dst, tmp; + struct nv30_sreg none = nv30_sr(NV30SR_NONE, 0); + int mask; + int ai = -1, ci = -1; + int i; + + if (finst->Instruction.Opcode == TGSI_OPCODE_END) + return TRUE; + + vpc->temp_temp_count = 0; + for (i = 0; i < finst->Instruction.NumSrcRegs; i++) { + const struct tgsi_full_src_register *fsrc; + + fsrc = &finst->FullSrcRegisters[i]; + if (fsrc->SrcRegister.File == TGSI_FILE_TEMPORARY) { + src[i] = tgsi_src(vpc, fsrc); + } + } + + for (i = 0; i < finst->Instruction.NumSrcRegs; i++) { + const struct tgsi_full_src_register *fsrc; + + fsrc = &finst->FullSrcRegisters[i]; + switch (fsrc->SrcRegister.File) { + case TGSI_FILE_INPUT: + if (ai == -1 || ai == fsrc->SrcRegister.Index) { + ai = fsrc->SrcRegister.Index; + src[i] = tgsi_src(vpc, fsrc); + } else { + src[i] = temp(vpc); + arith(vpc, 0, OP_MOV, src[i], MASK_ALL, + tgsi_src(vpc, fsrc), none, none); + } + break; + /*XXX: index comparison is broken now that consts come from + * two different register files. + */ + case TGSI_FILE_CONSTANT: + case TGSI_FILE_IMMEDIATE: + if (ci == -1 || ci == fsrc->SrcRegister.Index) { + ci = fsrc->SrcRegister.Index; + src[i] = tgsi_src(vpc, fsrc); + } else { + src[i] = temp(vpc); + arith(vpc, 0, OP_MOV, src[i], MASK_ALL, + tgsi_src(vpc, fsrc), none, none); + } + break; + case TGSI_FILE_TEMPORARY: + /* handled above */ + break; + default: + NOUVEAU_ERR("bad src file\n"); + return FALSE; + } + } + + dst = tgsi_dst(vpc, &finst->FullDstRegisters[0]); + mask = tgsi_mask(finst->FullDstRegisters[0].DstRegister.WriteMask); + + switch (finst->Instruction.Opcode) { + case TGSI_OPCODE_ABS: + arith(vpc, 0, OP_MOV, dst, mask, abs(src[0]), none, none); + break; + case TGSI_OPCODE_ADD: + arith(vpc, 0, OP_ADD, dst, mask, src[0], none, src[1]); + break; + case TGSI_OPCODE_ARL: + arith(vpc, 0, OP_ARL, dst, mask, src[0], none, none); + break; + case TGSI_OPCODE_DP3: + arith(vpc, 0, OP_DP3, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_DP4: + arith(vpc, 0, OP_DP4, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_DPH: + arith(vpc, 0, OP_DPH, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_DST: + arith(vpc, 0, OP_DST, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_EX2: + arith(vpc, 1, OP_EX2, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_EXP: + arith(vpc, 1, OP_EXP, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_FLR: + arith(vpc, 0, OP_FLR, dst, mask, src[0], none, none); + break; + case TGSI_OPCODE_FRC: + arith(vpc, 0, OP_FRC, dst, mask, src[0], none, none); + break; + case TGSI_OPCODE_LG2: + arith(vpc, 1, OP_LG2, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_LIT: + arith(vpc, 1, OP_LIT, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_LOG: + arith(vpc, 1, OP_LOG, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_MAD: + arith(vpc, 0, OP_MAD, dst, mask, src[0], src[1], src[2]); + break; + case TGSI_OPCODE_MAX: + arith(vpc, 0, OP_MAX, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_MIN: + arith(vpc, 0, OP_MIN, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_MOV: + arith(vpc, 0, OP_MOV, dst, mask, src[0], none, none); + break; + case TGSI_OPCODE_MUL: + arith(vpc, 0, OP_MUL, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_POW: + tmp = temp(vpc); + arith(vpc, 1, OP_LG2, tmp, MASK_X, none, none, + swz(src[0], X, X, X, X)); + arith(vpc, 0, OP_MUL, tmp, MASK_X, swz(tmp, X, X, X, X), + swz(src[1], X, X, X, X), none); + arith(vpc, 1, OP_EX2, dst, mask, none, none, + swz(tmp, X, X, X, X)); + break; + case TGSI_OPCODE_RCP: + arith(vpc, 1, OP_RCP, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_RET: + break; + case TGSI_OPCODE_RSQ: + arith(vpc, 1, OP_RSQ, dst, mask, none, none, src[0]); + break; + case TGSI_OPCODE_SGE: + arith(vpc, 0, OP_SGE, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_SGT: + arith(vpc, 0, OP_SGT, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_SLT: + arith(vpc, 0, OP_SLT, dst, mask, src[0], src[1], none); + break; + case TGSI_OPCODE_SUB: + arith(vpc, 0, OP_ADD, dst, mask, src[0], none, neg(src[1])); + break; + case TGSI_OPCODE_XPD: + tmp = temp(vpc); + arith(vpc, 0, OP_MUL, tmp, mask, + swz(src[0], Z, X, Y, Y), swz(src[1], Y, Z, X, X), none); + arith(vpc, 0, OP_MAD, dst, (mask & ~MASK_W), + swz(src[0], Y, Z, X, X), swz(src[1], Z, X, Y, Y), + neg(tmp)); + break; + default: + NOUVEAU_ERR("invalid opcode %d\n", finst->Instruction.Opcode); + return FALSE; + } + + return TRUE; +} + +static boolean +nv30_vertprog_parse_decl_output(struct nv30_vpc *vpc, + const struct tgsi_full_declaration *fdec) +{ + int hw; + + switch (fdec->Semantic.SemanticName) { + case TGSI_SEMANTIC_POSITION: + hw = NV30_VP_INST_DEST_POS; + break; + case TGSI_SEMANTIC_COLOR: + if (fdec->Semantic.SemanticIndex == 0) { + hw = NV30_VP_INST_DEST_COL0; + } else + if (fdec->Semantic.SemanticIndex == 1) { + hw = NV30_VP_INST_DEST_COL1; + } else { + NOUVEAU_ERR("bad colour semantic index\n"); + return FALSE; + } + break; + case TGSI_SEMANTIC_BCOLOR: + if (fdec->Semantic.SemanticIndex == 0) { + hw = NV30_VP_INST_DEST_BFC0; + } else + if (fdec->Semantic.SemanticIndex == 1) { + hw = NV30_VP_INST_DEST_BFC1; + } else { + NOUVEAU_ERR("bad bcolour semantic index\n"); + return FALSE; + } + break; + case TGSI_SEMANTIC_FOG: + hw = NV30_VP_INST_DEST_FOGC; + break; + case TGSI_SEMANTIC_PSIZE: + hw = NV30_VP_INST_DEST_PSZ; + break; + case TGSI_SEMANTIC_GENERIC: + if (fdec->Semantic.SemanticIndex <= 7) { + hw = NV30_VP_INST_DEST_TC(fdec->Semantic.SemanticIndex); + } else { + NOUVEAU_ERR("bad generic semantic index\n"); + return FALSE; + } + break; + default: + NOUVEAU_ERR("bad output semantic\n"); + return FALSE; + } + + vpc->output_map[fdec->DeclarationRange.First] = hw; + return TRUE; +} + +static boolean +nv30_vertprog_prepare(struct nv30_vpc *vpc) +{ + struct tgsi_parse_context p; + int nr_imm = 0; + + tgsi_parse_init(&p, vpc->vp->pipe.tokens); + while (!tgsi_parse_end_of_tokens(&p)) { + const union tgsi_full_token *tok = &p.FullToken; + + tgsi_parse_token(&p); + switch(tok->Token.Type) { + case TGSI_TOKEN_TYPE_IMMEDIATE: + nr_imm++; + break; + default: + break; + } + } + tgsi_parse_free(&p); + + if (nr_imm) { + vpc->imm = CALLOC(nr_imm, sizeof(struct nv30_sreg)); + assert(vpc->imm); + } + + return TRUE; +} + +static void +nv30_vertprog_translate(struct nv30_context *nv30, + struct nv30_vertex_program *vp) +{ + struct tgsi_parse_context parse; + struct nv30_vpc *vpc = NULL; + + tgsi_dump(vp->pipe.tokens,0); + + vpc = CALLOC(1, sizeof(struct nv30_vpc)); + if (!vpc) + return; + vpc->vp = vp; + vpc->high_temp = -1; + + if (!nv30_vertprog_prepare(vpc)) { + FREE(vpc); + return; + } + + tgsi_parse_init(&parse, vp->pipe.tokens); + + while (!tgsi_parse_end_of_tokens(&parse)) { + tgsi_parse_token(&parse); + + switch (parse.FullToken.Token.Type) { + case TGSI_TOKEN_TYPE_DECLARATION: + { + const struct tgsi_full_declaration *fdec; + fdec = &parse.FullToken.FullDeclaration; + switch (fdec->Declaration.File) { + case TGSI_FILE_OUTPUT: + if (!nv30_vertprog_parse_decl_output(vpc, fdec)) + goto out_err; + break; + default: + break; + } + } + break; + case TGSI_TOKEN_TYPE_IMMEDIATE: + { + const struct tgsi_full_immediate *imm; + + imm = &parse.FullToken.FullImmediate; + assert(imm->Immediate.DataType == TGSI_IMM_FLOAT32); +// assert(imm->Immediate.Size == 4); + vpc->imm[vpc->nr_imm++] = + constant(vpc, -1, + imm->u.ImmediateFloat32[0].Float, + imm->u.ImmediateFloat32[1].Float, + imm->u.ImmediateFloat32[2].Float, + imm->u.ImmediateFloat32[3].Float); + } + break; + case TGSI_TOKEN_TYPE_INSTRUCTION: + { + const struct tgsi_full_instruction *finst; + finst = &parse.FullToken.FullInstruction; + if (!nv30_vertprog_parse_instruction(vpc, finst)) + goto out_err; + } + break; + default: + break; + } + } + + vp->insns[vp->nr_insns - 1].data[3] |= NV30_VP_INST_LAST; + vp->translated = TRUE; +out_err: + tgsi_parse_free(&parse); + FREE(vpc); +} + +static boolean +nv30_vertprog_validate(struct nv30_context *nv30) +{ + struct nouveau_winsys *nvws = nv30->nvws; + struct pipe_winsys *ws = nv30->pipe.winsys; + struct nouveau_grobj *rankine = nv30->screen->rankine; + struct nv30_vertex_program *vp; + struct pipe_buffer *constbuf; + boolean upload_code = FALSE, upload_data = FALSE; + int i; + + vp = nv30->vertprog; + constbuf = nv30->constbuf[PIPE_SHADER_VERTEX]; + + /* Translate TGSI shader into hw bytecode */ + if (!vp->translated) { + nv30_vertprog_translate(nv30, vp); + if (!vp->translated) + return FALSE; + } + + /* Allocate hw vtxprog exec slots */ + if (!vp->exec) { + struct nouveau_resource *heap = nv30->screen->vp_exec_heap; + struct nouveau_stateobj *so; + uint vplen = vp->nr_insns; + + if (nvws->res_alloc(heap, vplen, vp, &vp->exec)) { + while (heap->next && heap->size < vplen) { + struct nv30_vertex_program *evict; + + evict = heap->next->priv; + nvws->res_free(&evict->exec); + } + + if (nvws->res_alloc(heap, vplen, vp, &vp->exec)) + assert(0); + } + + so = so_new(2, 0); + so_method(so, rankine, NV34TCL_VP_START_FROM_ID, 1); + so_data (so, vp->exec->start); + so_ref(so, &vp->so); + + upload_code = TRUE; + } + + /* Allocate hw vtxprog const slots */ + if (vp->nr_consts && !vp->data) { + struct nouveau_resource *heap = nv30->screen->vp_data_heap; + + if (nvws->res_alloc(heap, vp->nr_consts, vp, &vp->data)) { + while (heap->next && heap->size < vp->nr_consts) { + struct nv30_vertex_program *evict; + + evict = heap->next->priv; + nvws->res_free(&evict->data); + } + + if (nvws->res_alloc(heap, vp->nr_consts, vp, &vp->data)) + assert(0); + } + + /*XXX: handle this some day */ + assert(vp->data->start >= vp->data_start_min); + + upload_data = TRUE; + if (vp->data_start != vp->data->start) + upload_code = TRUE; + } + + /* If exec or data segments moved we need to patch the program to + * fixup offsets and register IDs. + */ + if (vp->exec_start != vp->exec->start) { + for (i = 0; i < vp->nr_insns; i++) { + struct nv30_vertex_program_exec *vpi = &vp->insns[i]; + + if (vpi->has_branch_offset) { + assert(0); + } + } + + vp->exec_start = vp->exec->start; + } + + if (vp->nr_consts && vp->data_start != vp->data->start) { + for (i = 0; i < vp->nr_insns; i++) { + struct nv30_vertex_program_exec *vpi = &vp->insns[i]; + + if (vpi->const_index >= 0) { + vpi->data[1] &= ~NV30_VP_INST_CONST_SRC_MASK; + vpi->data[1] |= + (vpi->const_index + vp->data->start) << + NV30_VP_INST_CONST_SRC_SHIFT; + + } + } + + vp->data_start = vp->data->start; + } + + /* Update + Upload constant values */ + if (vp->nr_consts) { + float *map = NULL; + + if (constbuf) { + map = ws->buffer_map(ws, constbuf, + PIPE_BUFFER_USAGE_CPU_READ); + } + + for (i = 0; i < vp->nr_consts; i++) { + struct nv30_vertex_program_data *vpd = &vp->consts[i]; + + if (vpd->index >= 0) { + if (!upload_data && + !memcmp(vpd->value, &map[vpd->index * 4], + 4 * sizeof(float))) + continue; + memcpy(vpd->value, &map[vpd->index * 4], + 4 * sizeof(float)); + } + + BEGIN_RING(rankine, NV34TCL_VP_UPLOAD_CONST_ID, 5); + OUT_RING (i + vp->data->start); + OUT_RINGp ((uint32_t *)vpd->value, 4); + } + + if (constbuf) { + ws->buffer_unmap(ws, constbuf); + } + } + + /* Upload vtxprog */ + if (upload_code) { +#if 0 + for (i = 0; i < vp->nr_insns; i++) { + NOUVEAU_MSG("VP inst %d: 0x%08x 0x%08x 0x%08x 0x%08x\n", + i, vp->insns[i].data[0], vp->insns[i].data[1], + vp->insns[i].data[2], vp->insns[i].data[3]); + } +#endif + BEGIN_RING(rankine, NV34TCL_VP_UPLOAD_FROM_ID, 1); + OUT_RING (vp->exec->start); + for (i = 0; i < vp->nr_insns; i++) { + BEGIN_RING(rankine, NV34TCL_VP_UPLOAD_INST(0), 4); + OUT_RINGp (vp->insns[i].data, 4); + } + } + + if (vp->so != nv30->state.hw[NV30_STATE_VERTPROG]) { + so_ref(vp->so, &nv30->state.hw[NV30_STATE_VERTPROG]); + return TRUE; + } + + return FALSE; +} + +void +nv30_vertprog_destroy(struct nv30_context *nv30, struct nv30_vertex_program *vp) +{ + struct nouveau_winsys *nvws = nv30->screen->nvws; + + vp->translated = FALSE; + + if (vp->nr_insns) { + FREE(vp->insns); + vp->insns = NULL; + vp->nr_insns = 0; + } + + if (vp->nr_consts) { + FREE(vp->consts); + vp->consts = NULL; + vp->nr_consts = 0; + } + + nvws->res_free(&vp->exec); + vp->exec_start = 0; + nvws->res_free(&vp->data); + vp->data_start = 0; + vp->data_start_min = 0; + + vp->ir = vp->or = 0; + so_ref(NULL, &vp->so); +} + +struct nv30_state_entry nv30_state_vertprog = { + .validate = nv30_vertprog_validate, + .dirty = { + .pipe = NV30_NEW_VERTPROG /*| NV30_NEW_UCP*/, + .hw = NV30_STATE_VERTPROG, + } +}; |