diff options
Diffstat (limited to 'src/gallium/drivers/nouveau/codegen')
6 files changed, 24 insertions, 2 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir.h b/src/gallium/drivers/nouveau/codegen/nv50_ir.h index 286ac834e75..96071be0e89 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir.h +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir.h @@ -354,6 +354,7 @@ enum SVSemantic SV_POINT_COORD, SV_CLIP_DISTANCE, SV_SAMPLE_INDEX, + SV_SAMPLE_POS, SV_TESS_FACTOR, SV_TESS_COORD, SV_TID, diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h index f2f4ead1f0a..2fe55912490 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h @@ -74,7 +74,6 @@ struct nv50_ir_varying #define NV50_SEMANTIC_INVOCATIONID (TGSI_SEMANTIC_COUNT + 6) #define NV50_SEMANTIC_TESSFACTOR (TGSI_SEMANTIC_COUNT + 7) #define NV50_SEMANTIC_TESSCOORD (TGSI_SEMANTIC_COUNT + 8) -#define NV50_SEMANTIC_SAMPLEMASK (TGSI_SEMANTIC_COUNT + 9) #define NV50_SEMANTIC_COUNT (TGSI_SEMANTIC_COUNT + 10) #define NV50_TESS_PART_FRACT_ODD 0 @@ -181,12 +180,14 @@ struct nv50_ir_prog_info uint8_t edgeFlagOut; uint8_t fragDepth; /* output index of FragDepth */ uint8_t sampleMask; /* output index of SampleMask */ + boolean sampleInterp; /* perform sample interp on all fp inputs */ uint8_t backFaceColor[2]; /* input/output indices of back face colour */ uint8_t globalAccess; /* 1 for read, 2 for wr, 3 for rw */ boolean nv50styleSurfaces; /* generate gX[] access for raw buffers */ uint8_t resInfoCBSlot; /* cX[] used for tex handles, surface info */ uint16_t texBindBase; /* base address for tex handles (nve4) */ uint16_t suInfoBase; /* base address for surface info (nve4) */ + uint16_t sampleInfoBase; /* base address for sample positions */ uint8_t msInfoCBSlot; /* cX[] used for multisample info */ uint16_t msInfoBase; /* base address for multisample info */ } io; diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp index 90820eace7e..0ec0b9a179d 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp @@ -346,6 +346,8 @@ static nv50_ir::SVSemantic translateSysVal(uint sysval) case TGSI_SEMANTIC_BLOCK_ID: return nv50_ir::SV_CTAID; case TGSI_SEMANTIC_BLOCK_SIZE: return nv50_ir::SV_NTID; case TGSI_SEMANTIC_THREAD_ID: return nv50_ir::SV_TID; + case TGSI_SEMANTIC_SAMPLEID: return nv50_ir::SV_SAMPLE_INDEX; + case TGSI_SEMANTIC_SAMPLEPOS: return nv50_ir::SV_SAMPLE_POS; default: assert(0); return nv50_ir::SV_CLOCK; @@ -925,7 +927,7 @@ bool Source::scanDeclaration(const struct tgsi_full_declaration *decl) default: break; } - if (decl->Interp.Centroid) + if (decl->Interp.Centroid || info->io.sampleInterp) info->in[i].centroid = 1; } } @@ -956,6 +958,9 @@ bool Source::scanDeclaration(const struct tgsi_full_declaration *decl) decl->Declaration.UsageMask << (si * 4); info->io.genUserClip = -1; break; + case TGSI_SEMANTIC_SAMPLEMASK: + info->io.sampleMask = i; + break; default: break; } diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp index 29f85cf70da..69e88e6902d 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp @@ -1032,6 +1032,18 @@ NV50LoweringPreSSA::handleRDSV(Instruction *i) bld.mkMov(def, bld.mkImm(0)); } break; + case SV_SAMPLE_POS: { + Value *off = new_LValue(func, FILE_ADDRESS); + bld.mkOp1(OP_RDSV, TYPE_U32, def, bld.mkSysVal(SV_SAMPLE_INDEX, 0)); + bld.mkOp2(OP_SHL, TYPE_U32, off, def, bld.mkImm(3)); + bld.mkLoad(TYPE_F32, + def, + bld.mkSymbol( + FILE_MEMORY_CONST, prog->driver->io.resInfoCBSlot, + TYPE_U32, prog->driver->io.sampleInfoBase + 4 * idx), + off); + break; + } default: bld.mkFetch(i->getDef(0), i->dType, FILE_SHADER_INPUT, addr, i->getIndirect(0, 0), NULL); diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_print.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_print.cpp index 4093bc03893..1415eb5d209 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_print.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_print.cpp @@ -253,6 +253,7 @@ static const char *SemanticStr[SV_LAST + 1] = "POINT_COORD", "CLIP_DISTANCE", "SAMPLE_INDEX", + "SAMPLE_POS", "TESS_FACTOR", "TESS_COORD", "TID", diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp index de076463f66..0b2f27ad497 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp @@ -249,6 +249,8 @@ TargetNV50::getSVAddress(DataFile shaderFile, const Symbol *sym) const return 0x2 + 2 * sym->reg.data.sv.index; case SV_TID: return 0; + case SV_SAMPLE_POS: + return 0; /* sample position is handled differently */ default: return sysvalLocation[sym->reg.data.sv.sv]; } |