From c0fc3463e9be19495ed31018fc093e726d5f4fbb Mon Sep 17 00:00:00 2001 From: Christoph Bumiller Date: Fri, 22 Feb 2013 20:46:28 +0100 Subject: [PATCH] nvc0/ir: lower atomics in s[] --- .../drivers/nvc0/codegen/nv50_ir_lowering_nvc0.cpp | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/src/gallium/drivers/nvc0/codegen/nv50_ir_lowering_nvc0.cpp b/src/gallium/drivers/nvc0/codegen/nv50_ir_lowering_nvc0.cpp index 9cea061..04b88dd 100644 --- a/src/gallium/drivers/nvc0/codegen/nv50_ir_lowering_nvc0.cpp +++ b/src/gallium/drivers/nvc0/codegen/nv50_ir_lowering_nvc0.cpp @@ -598,6 +598,7 @@ private: bool handleTXD(TexInstruction *); bool handleTXQ(TexInstruction *); bool handleManualTXD(TexInstruction *); + bool handleATOM(Instruction *); void checkPredicate(Instruction *); @@ -837,6 +838,35 @@ NVC0LoweringPass::handleTXQ(TexInstruction *txq) } bool +NVC0LoweringPass::handleATOM(Instruction *atom) +{ + SVSemantic sv; + + switch (atom->src(0).getFile()) { + case FILE_MEMORY_LOCAL: + sv = SV_LBASE; + break; + case FILE_MEMORY_SHARED: + sv = SV_SBASE; + break; + default: + assert(atom->src(0).getFile() == FILE_MEMORY_GLOBAL); + return true; + } + Value *base = + bld.mkOp1v(OP_RDSV, TYPE_U32, bld.getScratch(), bld.mkSysVal(sv, 0)); + Value *ptr = atom->getIndirect(0, 0); + + atom->setSrc(0, cloneShallow(func, atom->getSrc(0))); + atom->getSrc(0)->reg.file = FILE_MEMORY_GLOBAL; + if (ptr) + base = bld.mkOp2v(OP_ADD, TYPE_U32, base, base, ptr); + atom->setIndirect(0, 0, base); + + return true; +} + +bool NVC0LoweringPass::handleWRSV(Instruction *i) { Instruction *st; @@ -1094,6 +1124,9 @@ NVC0LoweringPass::visit(Instruction *i) assert(prog->getType() != Program::TYPE_FRAGMENT); } break; + case OP_ATOM: + handleATOM(i); + break; default: break; } -- 2.7.4