diff options
author | Ilia Mirkin <[email protected]> | 2018-01-13 12:28:16 -0500 |
---|---|---|
committer | Ilia Mirkin <[email protected]> | 2018-02-17 23:41:21 -0500 |
commit | 0255550eb13d665fe96bb6a3bcd3613e9de015c0 (patch) | |
tree | 8e1a87f3848d8c52f1bfbf4b8ca54c83649d8181 /src/gallium | |
parent | fa8a764b62588420ac789df79ec0ab858b38639f (diff) |
gm107/ir: change how SUQ works in preparation for bindless
All this information can be retrieved from the TIC directly. Avoid
having to dip into the constbuf information about the image.
Signed-off-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src/gallium')
3 files changed, 61 insertions, 1 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.cpp index 36e8ee95441..209f5c67ab0 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.cpp @@ -262,6 +262,62 @@ GM107LoweringPass::handlePOPCNT(Instruction *i) return true; } +bool +GM107LoweringPass::handleSUQ(TexInstruction *suq) +{ + Value *ind = suq->getIndirectR(); + Value *handle; + const int slot = suq->tex.r; + const int mask = suq->tex.mask; + + if (suq->tex.bindless) + handle = ind; + else + handle = loadTexHandle(ind, slot + 32); + + suq->tex.r = 0xff; + suq->tex.s = 0x1f; + + suq->setIndirectR(NULL); + suq->setSrc(0, handle); + suq->tex.rIndirectSrc = 0; + suq->setSrc(1, bld.loadImm(NULL, 0)); + suq->tex.query = TXQ_DIMS; + suq->op = OP_TXQ; + + // We store CUBE / CUBE_ARRAY as a 2D ARRAY. Make sure that depth gets + // divided by 6. + if (mask & 0x4 && suq->tex.target.isCube()) { + int d = util_bitcount(mask & 0x3); + bld.setPosition(suq, true); + bld.mkOp2(OP_DIV, TYPE_U32, suq->getDef(d), suq->getDef(d), + bld.loadImm(NULL, 6)); + } + + // Samples come from a different query. If we want both samples and dims, + // create a second suq. + if (mask & 0x8) { + int d = util_bitcount(mask & 0x7); + Value *dst = suq->getDef(d); + TexInstruction *samples = suq; + assert(dst); + + if (mask != 0x8) { + suq->setDef(d, NULL); + suq->tex.mask &= 0x7; + samples = cloneShallow(func, suq); + for (int i = 0; i < d; i++) + samples->setDef(d, NULL); + samples->setDef(0, dst); + suq->bb->insertAfter(suq, samples); + } + samples->tex.mask = 0x4; + samples->tex.query = TXQ_TYPE; + } + + return true; +} + // // - add quadop dance for texturing // - put FP outputs in GPRs @@ -283,6 +339,8 @@ GM107LoweringPass::visit(Instruction *i) return handleDFDX(i); case OP_POPCNT: return handlePOPCNT(i); + case OP_SUQ: + return handleSUQ(i->asTex()); default: return NVC0LoweringPass::visit(i); } diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.h b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.h index d0737beda67..71e5ea6417a 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.h +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_gm107.h @@ -13,6 +13,7 @@ private: bool handleDFDX(Instruction *); bool handlePFETCH(Instruction *); bool handlePOPCNT(Instruction *); + bool handleSUQ(TexInstruction *); }; class GM107LegalizeSSA : public NVC0LegalizeSSA diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.h b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.h index 37d52976657..1b2b36d3cc9 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.h +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.h @@ -136,7 +136,6 @@ private: Value *loadUboInfo64(Value *ptr, uint32_t off); Value *loadUboLength32(Value *ptr, uint32_t off); Value *loadMsInfo32(Value *ptr, uint32_t off); - Value *loadTexHandle(Value *ptr, unsigned int slot); void adjustCoordinatesMS(TexInstruction *); void processSurfaceCoordsGM107(TexInstruction *); @@ -145,6 +144,8 @@ private: void convertSurfaceFormat(TexInstruction *); protected: + Value *loadTexHandle(Value *ptr, unsigned int slot); + BuildUtil bld; private: |