AMDGPU: Separate R600 and GCN TableGen files
Summary:
We now have two sets of generated TableGen files, one for R600 and one
for GCN, so each sub-target now has its own tables of instructions,
registers, ISel patterns, etc. This should help reduce compile time
since each sub-target now only has to consider information that
is specific to itself. This will also help prevent the R600
sub-target from slowing down new features for GCN, like disassembler
support, GlobalISel, etc.
Reviewers: arsenm, nhaehnle, jvesely
Reviewed By: arsenm
Subscribers: MatzeB, kzhuravl, wdng, mgorny, yaxunl, dstuttard, tpr, t-tye, javed.absar, llvm-commits
Differential Revision: https://reviews.llvm.org/D46365
llvm-svn: 335942
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
index 4952290..b15348d 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
@@ -45,17 +45,12 @@
friend BaseT;
- const AMDGPUSubtarget *ST;
- const AMDGPUTargetLowering *TLI;
+ Triple TargetTriple;
public:
explicit AMDGPUTTIImpl(const AMDGPUTargetMachine *TM, const Function &F)
: BaseT(TM, F.getParent()->getDataLayout()),
- ST(TM->getSubtargetImpl(F)),
- TLI(ST->getTargetLowering()) {}
-
- const AMDGPUSubtarget *getST() const { return ST; }
- const AMDGPUTargetLowering *getTLI() const { return TLI; }
+ TargetTriple(TM->getTargetTriple()) {}
void getUnrollingPreferences(Loop *L, ScalarEvolution &SE,
TTI::UnrollingPreferences &UP);
@@ -123,7 +118,7 @@
public:
explicit GCNTTIImpl(const AMDGPUTargetMachine *TM, const Function &F)
: BaseT(TM, F.getParent()->getDataLayout()),
- ST(TM->getSubtargetImpl(F)),
+ ST(static_cast<const AMDGPUSubtarget*>(TM->getSubtargetImpl(F))),
TLI(ST->getTargetLowering()),
CommonTTI(TM, F),
IsGraphicsShader(AMDGPU::isShader(F.getCallingConv())) {}
@@ -211,18 +206,18 @@
friend BaseT;
- const AMDGPUSubtarget *ST;
+ const R600Subtarget *ST;
const AMDGPUTargetLowering *TLI;
AMDGPUTTIImpl CommonTTI;
public:
explicit R600TTIImpl(const AMDGPUTargetMachine *TM, const Function &F)
: BaseT(TM, F.getParent()->getDataLayout()),
- ST(TM->getSubtargetImpl(F)),
+ ST(static_cast<const R600Subtarget*>(TM->getSubtargetImpl(F))),
TLI(ST->getTargetLowering()),
CommonTTI(TM, F) {}
- const AMDGPUSubtarget *getST() const { return ST; }
+ const R600Subtarget *getST() const { return ST; }
const AMDGPUTargetLowering *getTLI() const { return TLI; }
void getUnrollingPreferences(Loop *L, ScalarEvolution &SE,