From 35707dbe57873adb5a8088cd47c13bd216e143e4 Mon Sep 17 00:00:00 2001 From: Zou Nan hai Date: Thu, 12 Apr 2007 09:43:00 +0800 Subject: Initial 965 GLSL support --- src/mesa/drivers/dri/i965/brw_clip.h | 4 +- src/mesa/drivers/dri/i965/brw_context.c | 47 ++++++++ src/mesa/drivers/dri/i965/brw_eu.h | 3 +- src/mesa/drivers/dri/i965/brw_eu_emit.c | 2 +- src/mesa/drivers/dri/i965/brw_gs.h | 4 +- src/mesa/drivers/dri/i965/brw_sf.h | 4 +- src/mesa/drivers/dri/i965/brw_vs.h | 1 + src/mesa/drivers/dri/i965/brw_vs_emit.c | 184 ++++++++++++++++++++++-------- src/mesa/drivers/dri/i965/brw_vs_tnl.c | 2 +- src/mesa/drivers/dri/i965/brw_wm.c | 4 + src/mesa/drivers/dri/i965/brw_wm_emit.c | 82 ++++++++++--- src/mesa/drivers/dri/i965/brw_wm_pass0.c | 4 + src/mesa/drivers/dri/i965/brw_wm_pass1.c | 5 +- src/mesa/drivers/dri/i965/intel_context.c | 4 + src/mesa/shader/slang/slang_codegen.c | 1 + 15 files changed, 276 insertions(+), 75 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_clip.h b/src/mesa/drivers/dri/i965/brw_clip.h index 49b2770a514..2a65697325b 100644 --- a/src/mesa/drivers/dri/i965/brw_clip.h +++ b/src/mesa/drivers/dri/i965/brw_clip.h @@ -42,7 +42,7 @@ * up polygon offset and flatshading at this point: */ struct brw_clip_prog_key { - GLuint attrs:16; + GLuint attrs:32; GLuint primitive:4; GLuint nr_userclip:3; GLuint do_flat_shading:1; @@ -51,7 +51,7 @@ struct brw_clip_prog_key { GLuint fill_ccw:2; /* includes cull information */ GLuint offset_cw:1; GLuint offset_ccw:1; - GLuint pad0:1; + GLuint pad0:17; GLuint copy_bfc_cw:1; GLuint copy_bfc_ccw:1; diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c index 397a9bd3f5c..badf178b68e 100644 --- a/src/mesa/drivers/dri/i965/brw_context.c +++ b/src/mesa/drivers/dri/i965/brw_context.c @@ -44,6 +44,8 @@ #include "api_noop.h" #include "vtxfmt.h" +#include "shader/shader_api.h" + /*************************************** * Mesa's Driver Functions ***************************************/ @@ -60,12 +62,57 @@ static const struct dri_extension brw_extensions[] = { NULL, NULL } }; +static void brwLinkProgram(GLcontext *ctx, GLuint program) +{ + struct brw_context *brw = brw_context(ctx); + struct brw_vertex_program *vert_prog; + struct brw_fragment_program *frag_prog; + struct gl_shader_program *sh_prog; + _mesa_link_program(ctx, program); + + sh_prog = _mesa_lookup_shader_program(ctx, program); + if (sh_prog) { + sh_prog->FragmentProgram = + _mesa_realloc(sh_prog->FragmentProgram, + sizeof(struct gl_fragment_program), + sizeof(struct brw_fragment_program)); + frag_prog = (struct brw_fragment_program *)sh_prog->FragmentProgram; + frag_prog->id = brw->program_id++; + sh_prog->VertexProgram = _mesa_realloc(sh_prog->VertexProgram, + sizeof(struct gl_vertex_program), + sizeof(struct brw_vertex_program)); + vert_prog = (struct brw_vertex_program *)sh_prog->VertexProgram; + vert_prog->id = brw->program_id++; + } +} + +static void brwUseProgram(GLcontext *ctx, GLuint program) +{ + struct brw_context *brw = brw_context(ctx); + struct gl_shader_program *sh_prog; + _mesa_use_program(ctx, program); + sh_prog = ctx->Shader.CurrentProgram; + if (sh_prog) { + ctx->VertexProgram.Enabled = GL_TRUE; + ctx->FragmentProgram.Enabled = GL_TRUE; + brw->attribs.VertexProgram->Current = sh_prog->VertexProgram; + brw->attribs.FragmentProgram->Current = sh_prog->FragmentProgram; + brw->state.dirty.brw |= BRW_NEW_VERTEX_PROGRAM; + brw->state.dirty.brw |= BRW_NEW_FRAGMENT_PROGRAM; + } +} +static void brwInitProgFuncs( struct dd_function_table *functions ) +{ + functions->UseProgram = brwUseProgram; + functions->LinkProgram = brwLinkProgram; +} static void brwInitDriverFunctions( struct dd_function_table *functions ) { intelInitDriverFunctions( functions ); brwInitTextureFuncs( functions ); brwInitFragProgFuncs( functions ); + brwInitProgFuncs( functions ); } diff --git a/src/mesa/drivers/dri/i965/brw_eu.h b/src/mesa/drivers/dri/i965/brw_eu.h index 52f89d577ca..144f209edab 100644 --- a/src/mesa/drivers/dri/i965/brw_eu.h +++ b/src/mesa/drivers/dri/i965/brw_eu.h @@ -860,5 +860,6 @@ void brw_math_invert( struct brw_compile *p, struct brw_reg dst, struct brw_reg src); - +void brw_set_src1( struct brw_instruction *insn, + struct brw_reg reg ); #endif diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c b/src/mesa/drivers/dri/i965/brw_eu_emit.c index 9992b47d8ae..0c04bf6c624 100644 --- a/src/mesa/drivers/dri/i965/brw_eu_emit.c +++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c @@ -164,7 +164,7 @@ static void brw_set_src0( struct brw_instruction *insn, } -static void brw_set_src1( struct brw_instruction *insn, +void brw_set_src1( struct brw_instruction *insn, struct brw_reg reg ) { assert(reg.file != BRW_MESSAGE_REGISTER_FILE); diff --git a/src/mesa/drivers/dri/i965/brw_gs.h b/src/mesa/drivers/dri/i965/brw_gs.h index 29a4e80ce1b..18a4537c323 100644 --- a/src/mesa/drivers/dri/i965/brw_gs.h +++ b/src/mesa/drivers/dri/i965/brw_gs.h @@ -40,11 +40,11 @@ #define MAX_GS_VERTS (4) struct brw_gs_prog_key { + GLuint attrs:32; GLuint primitive:4; - GLuint attrs:16; GLuint hint_gs_always:1; GLuint need_gs_prog:1; - GLuint pad:10; + GLuint pad:26; }; struct brw_gs_compile { diff --git a/src/mesa/drivers/dri/i965/brw_sf.h b/src/mesa/drivers/dri/i965/brw_sf.h index fb72b84ba8a..23b89684b24 100644 --- a/src/mesa/drivers/dri/i965/brw_sf.h +++ b/src/mesa/drivers/dri/i965/brw_sf.h @@ -45,12 +45,12 @@ #define SF_UNFILLED_TRIS 3 struct brw_sf_prog_key { + GLuint attrs:32; GLuint primitive:2; GLuint do_twoside_color:1; GLuint do_flat_shading:1; - GLuint attrs:16; GLuint frontface_ccw:1; - GLuint pad:11; + GLuint pad:27; }; diff --git a/src/mesa/drivers/dri/i965/brw_vs.h b/src/mesa/drivers/dri/i965/brw_vs.h index fdb5785d67d..c31a1b63666 100644 --- a/src/mesa/drivers/dri/i965/brw_vs.h +++ b/src/mesa/drivers/dri/i965/brw_vs.h @@ -67,6 +67,7 @@ struct brw_vs_compile { struct brw_reg r1; struct brw_reg regs[PROGRAM_ADDRESS+1][128]; struct brw_reg tmp; + struct brw_reg ret; struct brw_reg userplane[6]; diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c index 6eb11b19ad2..613ee03b2ae 100644 --- a/src/mesa/drivers/dri/i965/brw_vs_emit.c +++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c @@ -134,6 +134,17 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c ) WRITEMASK_X); reg++; } + + c->ret = brw_reg(BRW_GENERAL_REGISTER_FILE, + reg, + 0, + BRW_REGISTER_TYPE_D, + BRW_VERTICAL_STRIDE_8, + BRW_WIDTH_8, + BRW_HORIZONTAL_STRIDE_1, + BRW_SWIZZLE_XXXX, + WRITEMASK_X); + reg++; /* Some opcodes need an internal temporary: @@ -213,57 +224,68 @@ static void unalias2( struct brw_vs_compile *c, } } +static void emit_sop( struct brw_compile *p, + struct brw_reg dst, + struct brw_reg arg0, + struct brw_reg arg1, + GLuint cond) +{ + brw_push_insn_state(p); + brw_CMP(p, brw_null_reg(), cond, arg0, arg1); + brw_set_predicate_control(p, BRW_PREDICATE_NONE); + brw_MOV(p, dst, brw_imm_f(1.0f)); + brw_set_predicate_control(p, BRW_PREDICATE_NORMAL); + brw_MOV(p, dst, brw_imm_f(0.0f)); + brw_pop_insn_state(p); +} +static void emit_seq( struct brw_compile *p, + struct brw_reg dst, + struct brw_reg arg0, + struct brw_reg arg1 ) +{ + emit_sop(p, dst, arg0, arg1, BRW_CONDITIONAL_EQ); +} - +static void emit_sne( struct brw_compile *p, + struct brw_reg dst, + struct brw_reg arg0, + struct brw_reg arg1 ) +{ + emit_sop(p, dst, arg0, arg1, BRW_CONDITIONAL_NEQ); +} static void emit_slt( struct brw_compile *p, struct brw_reg dst, struct brw_reg arg0, struct brw_reg arg1 ) { - /* Could be done with an if/else/endif, but this method uses half - * the instructions. Note that we are careful to reference the - * arguments before writing the dest. That means we emit the - * instructions in an odd order and have to play with the flag - * values. - */ - brw_push_insn_state(p); - brw_CMP(p, brw_null_reg(), BRW_CONDITIONAL_GE, arg0, arg1); - - /* Write all values to 1: - */ - brw_set_predicate_control(p, BRW_PREDICATE_NONE); - brw_MOV(p, dst, brw_imm_f(1.0)); + emit_sop(p, dst, arg0, arg1, BRW_CONDITIONAL_L); +} - /* Where the test succeeded, overwite with zero: - */ - brw_set_predicate_control(p, BRW_PREDICATE_NORMAL); - brw_MOV(p, dst, brw_imm_f(0.0)); - brw_pop_insn_state(p); +static void emit_sle( struct brw_compile *p, + struct brw_reg dst, + struct brw_reg arg0, + struct brw_reg arg1 ) +{ + emit_sop(p, dst, arg0, arg1, BRW_CONDITIONAL_LE); } +static void emit_sgt( struct brw_compile *p, + struct brw_reg dst, + struct brw_reg arg0, + struct brw_reg arg1 ) +{ + emit_sop(p, dst, arg0, arg1, BRW_CONDITIONAL_G); +} static void emit_sge( struct brw_compile *p, struct brw_reg dst, struct brw_reg arg0, struct brw_reg arg1 ) { - brw_push_insn_state(p); - brw_CMP(p, brw_null_reg(), BRW_CONDITIONAL_GE, arg0, arg1); - - /* Write all values to zero: - */ - brw_set_predicate_control(p, BRW_PREDICATE_NONE); - brw_MOV(p, dst, brw_imm_f(0)); - - /* Where the test succeeded, overwite with 1: - */ - brw_set_predicate_control(p, BRW_PREDICATE_NORMAL); - brw_MOV(p, dst, brw_imm_f(1.0)); - brw_pop_insn_state(p); + emit_sop(p, dst, arg0, arg1, BRW_CONDITIONAL_GE); } - static void emit_max( struct brw_compile *p, struct brw_reg dst, struct brw_reg arg0, @@ -592,9 +614,13 @@ static struct brw_reg get_reg( struct brw_vs_compile *c, case PROGRAM_TEMPORARY: case PROGRAM_INPUT: case PROGRAM_OUTPUT: - case PROGRAM_STATE_VAR: assert(c->regs[file][index].nr != 0); return c->regs[file][index]; + case PROGRAM_STATE_VAR: + case PROGRAM_CONSTANT: + case PROGRAM_UNIFORM: + assert(c->regs[PROGRAM_STATE_VAR][index].nr != 0); + return c->regs[PROGRAM_STATE_VAR][index]; case PROGRAM_ADDRESS: assert(index == 0); return c->regs[file][index]; @@ -891,17 +917,46 @@ static void emit_vertex_write( struct brw_vs_compile *c) } - - +static void +post_vs_emit( struct brw_vs_compile *c, struct brw_instruction *end_inst ) +{ + GLuint nr_insns = c->vp->program.Base.NumInstructions; + GLuint insn, target_insn; + struct prog_instruction *inst1, *inst2; + struct brw_instruction *brw_inst1, *brw_inst2; + int offset; + for (insn = 0; insn < nr_insns; insn++) { + inst1 = &c->vp->program.Base.Instructions[insn]; + brw_inst1 = inst1->Data; + switch (inst1->Opcode) { + case OPCODE_CAL: + case OPCODE_BRA: + target_insn = inst1->BranchTarget; + inst2 = &c->vp->program.Base.Instructions[target_insn]; + brw_inst2 = inst2->Data; + offset = brw_inst2 - brw_inst1; + brw_set_src1(brw_inst1, brw_imm_d(offset*16)); + break; + case OPCODE_END: + offset = end_inst - brw_inst1; + brw_set_src1(brw_inst1, brw_imm_d(offset*16)); + break; + default: + break; + } + } +} /* Emit the fragment program instructions here. */ -void brw_vs_emit( struct brw_vs_compile *c ) +void brw_vs_emit(struct brw_vs_compile *c ) { +#define MAX_IFSN 32 struct brw_compile *p = &c->func; GLuint nr_insns = c->vp->program.Base.NumInstructions; - GLuint insn; - + GLuint insn, if_insn = 0; + struct brw_instruction *end_inst; + struct brw_instruction *if_inst[32]; if (INTEL_DEBUG & DEBUG_VS) { _mesa_printf("\n\n\nvs-emit:\n"); @@ -924,6 +979,7 @@ void brw_vs_emit( struct brw_vs_compile *c ) /* Get argument regs. SWZ is special and does this itself. */ + inst->Data = &p->store[p->nr_insn]; if (inst->Opcode != OPCODE_SWZ) for (i = 0; i < 3; i++) args[i] = get_arg(c, inst->SrcReg[i]); @@ -934,7 +990,6 @@ void brw_vs_emit( struct brw_vs_compile *c ) */ dst = get_dst(c, inst->DstReg); - switch (inst->Opcode) { case OPCODE_ABS: brw_MOV(p, dst, brw_abs(args[0])); @@ -1003,12 +1058,25 @@ void brw_vs_emit( struct brw_vs_compile *c ) case OPCODE_RSQ: emit_math1(c, BRW_MATH_FUNCTION_RSQ, dst, args[0], BRW_MATH_PRECISION_FULL); break; + + case OPCODE_SEQ: + emit_seq(p, dst, args[0], args[1]); + break; + case OPCODE_SNE: + emit_sne(p, dst, args[0], args[1]); + break; case OPCODE_SGE: emit_sge(p, dst, args[0], args[1]); break; + case OPCODE_SGT: + emit_sgt(p, dst, args[0], args[1]); + break; case OPCODE_SLT: emit_slt(p, dst, args[0], args[1]); break; + case OPCODE_SLE: + emit_sle(p, dst, args[0], args[1]); + break; case OPCODE_SUB: brw_ADD(p, dst, args[0], negate(args[1])); break; @@ -1021,21 +1089,45 @@ void brw_vs_emit( struct brw_vs_compile *c ) case OPCODE_XPD: emit_xpd(p, dst, args[0], args[1]); break; + case OPCODE_IF: + assert(if_insn < MAX_IFSN); + if_inst[if_insn++] = brw_IF(p, BRW_EXECUTE_8); + break; + case OPCODE_ELSE: + brw_ELSE(p, if_inst[if_insn]); + break; + case OPCODE_ENDIF: + assert(if_insn > 0); + brw_ENDIF(p, if_inst[--if_insn]); + break; + case OPCODE_BRA: + brw_set_predicate_control(p, BRW_PREDICATE_NORMAL); + brw_ADD(p, brw_ip_reg(), brw_ip_reg(), brw_imm_d(1*16)); + brw_set_predicate_control_flag_value(p, 0xFF); + break; + case OPCODE_CAL: + brw_ADD(p, c->ret, brw_ip_reg(), brw_imm_d(2*16)); + inst->Data = &p->store[p->nr_insn]; + brw_ADD(p, brw_ip_reg(), brw_ip_reg(), brw_imm_d(1*16)); + break; + case OPCODE_RET: + brw_MOV(p, brw_ip_reg(), c->ret); case OPCODE_END: + brw_ADD(p, brw_ip_reg(), brw_ip_reg(), brw_imm_d(1*16)); + break; case OPCODE_PRINT: + case OPCODE_BGNSUB: + case OPCODE_ENDSUB: break; default: + _mesa_printf("Unsupport opcode %d in vertex shader\n", inst->Opcode); break; } release_tmps(c); } + end_inst = &p->store[p->nr_insn]; emit_vertex_write(c); - + post_vs_emit(c, end_inst); } - - - - - diff --git a/src/mesa/drivers/dri/i965/brw_vs_tnl.c b/src/mesa/drivers/dri/i965/brw_vs_tnl.c index 35adc4846a0..bc0526fab61 100644 --- a/src/mesa/drivers/dri/i965/brw_vs_tnl.c +++ b/src/mesa/drivers/dri/i965/brw_vs_tnl.c @@ -855,7 +855,7 @@ static struct ureg calculate_light_attenuation( struct tnl_program *p, struct ureg slt = get_temp(p); emit_op2(p, OPCODE_DP3, spot, 0, ureg_negate(VPpli), spot_dir_norm); - emit_op2(p, OPCODE_SLT, slt, 0, swizzle1(spot_dir_norm,W), spot); + emit_op2(p, OPCODE_SLT, slt, 0, spot, swizzle1(spot_dir_norm,W)); emit_op2(p, OPCODE_POW, spot, 0, spot, swizzle1(attenuation, W)); emit_op2(p, OPCODE_MUL, att, 0, slt, spot); diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c index 1497dc79687..a02a0a23af6 100644 --- a/src/mesa/drivers/dri/i965/brw_wm.c +++ b/src/mesa/drivers/dri/i965/brw_wm.c @@ -66,7 +66,11 @@ GLuint brw_wm_nr_args( GLuint opcode ) case OPCODE_POW: case OPCODE_SUB: case OPCODE_SGE: + case OPCODE_SGT: + case OPCODE_SLE: case OPCODE_SLT: + case OPCODE_SEQ: + case OPCODE_SNE: case OPCODE_ADD: case OPCODE_MAX: case OPCODE_MIN: diff --git a/src/mesa/drivers/dri/i965/brw_wm_emit.c b/src/mesa/drivers/dri/i965/brw_wm_emit.c index fd605159727..197a0ae13d2 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_emit.c +++ b/src/mesa/drivers/dri/i965/brw_wm_emit.c @@ -343,11 +343,10 @@ static void emit_lrp( struct brw_compile *p, } } } - - -static void emit_slt( struct brw_compile *p, +static void emit_sop( struct brw_compile *p, const struct brw_reg *dst, GLuint mask, + GLuint cond, const struct brw_reg *arg0, const struct brw_reg *arg1 ) { @@ -356,34 +355,66 @@ static void emit_slt( struct brw_compile *p, for (i = 0; i < 4; i++) { if (mask & (1<opcode); } for (i = 0; i < 4; i++) diff --git a/src/mesa/drivers/dri/i965/brw_wm_pass0.c b/src/mesa/drivers/dri/i965/brw_wm_pass0.c index 00f6f6b9a4f..1bfae5a069b 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_pass0.c +++ b/src/mesa/drivers/dri/i965/brw_wm_pass0.c @@ -168,6 +168,7 @@ static const struct brw_wm_ref *pass0_get_reg( struct brw_wm_compile *c, case PROGRAM_PAYLOAD: case PROGRAM_TEMPORARY: case PROGRAM_OUTPUT: + case PROGRAM_VARYING: break; case PROGRAM_LOCAL_PARAM: @@ -179,6 +180,8 @@ static const struct brw_wm_ref *pass0_get_reg( struct brw_wm_compile *c, break; case PROGRAM_STATE_VAR: + case PROGRAM_UNIFORM: + case PROGRAM_CONSTANT: case PROGRAM_NAMED_PARAM: { struct gl_program_parameter_list *plist = c->fp->program.Base.Parameters; @@ -197,6 +200,7 @@ static const struct brw_wm_ref *pass0_get_reg( struct brw_wm_compile *c, break; case PROGRAM_STATE_VAR: + case PROGRAM_UNIFORM: /* These may change from run to run: */ ref = get_param_ref(c, &plist->ParameterValues[idx][component] ); diff --git a/src/mesa/drivers/dri/i965/brw_wm_pass1.c b/src/mesa/drivers/dri/i965/brw_wm_pass1.c index d668def7007..26c044d4002 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_pass1.c +++ b/src/mesa/drivers/dri/i965/brw_wm_pass1.c @@ -155,7 +155,11 @@ void brw_wm_pass1( struct brw_wm_compile *c ) case OPCODE_SUB: case OPCODE_SLT: + case OPCODE_SLE: case OPCODE_SGE: + case OPCODE_SGT: + case OPCODE_SEQ: + case OPCODE_SNE: case OPCODE_ADD: case OPCODE_MAX: case OPCODE_MIN: @@ -257,7 +261,6 @@ void brw_wm_pass1( struct brw_wm_compile *c ) case OPCODE_DST: case OPCODE_TXP: default: - assert(0); break; } diff --git a/src/mesa/drivers/dri/i965/intel_context.c b/src/mesa/drivers/dri/i965/intel_context.c index 10eb9a2e28d..a94c1dc6d5b 100644 --- a/src/mesa/drivers/dri/i965/intel_context.c +++ b/src/mesa/drivers/dri/i965/intel_context.c @@ -81,6 +81,7 @@ int INTEL_DEBUG = (0); #define need_GL_EXT_fog_coord #define need_GL_EXT_multi_draw_arrays #define need_GL_EXT_secondary_color +#define need_GL_VERSION_2_0 #include "extension_helper.h" #ifndef VERBOSE @@ -180,6 +181,9 @@ const struct dri_extension card_extensions[] = { "GL_MESA_ycbcr_texture", NULL }, { "GL_NV_blend_square", NULL }, { "GL_SGIS_generate_mipmap", NULL }, + { "GL_ARB_shading_language_100", GL_VERSION_2_0_functions}, + /* XXX not implement yet, to compile builtin glsl lib */ + { "GL_ARB_draw_buffers", NULL }, { NULL, NULL } }; diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index fe6b615c5d6..30f044e77c8 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -1746,6 +1746,7 @@ _slang_gen_var_decl(slang_assemble_ctx *A, slang_variable *var) n->Store->File = PROGRAM_TEMPORARY; n->Store->Size = _slang_sizeof_type_specifier(&n->Var->type.specifier); + A->program->NumTemporaries++; assert(n->Store->Size > 0); } return n; -- cgit v1.2.3