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AMDGPU/SI: Remove isTriviallyReMaterializable() function from SIInstrInfo 

Summary:
This function is never called.  isReallyTriviallyReMaterializable() is
the function that should be implemented instead.

Reviewers: arsenm

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D11620

llvm-svn: 243651
This commit is contained in:
Tom Stellard 2015-07-30 16:20:40 +00:00
parent f8e6f4496b
commit 9d74076065
2 changed files with 0 additions and 15 deletions
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12
llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
View File

@ -1045,18 +1045,6 @@ bool SIInstrInfo::FoldImmediate(MachineInstr *UseMI, MachineInstr *DefMI,
return false;
}
bool
SIInstrInfo::isTriviallyReMaterializable(const MachineInstr *MI,
AliasAnalysis *AA) const {
switch(MI->getOpcode()) {
default: return AMDGPUInstrInfo::isTriviallyReMaterializable(MI, AA);
case AMDGPU::S_MOV_B32:
case AMDGPU::S_MOV_B64:
case AMDGPU::V_MOV_B32_e32:
return MI->getOperand(1).isImm();
}
}
static bool offsetsDoNotOverlap(int WidthA, int OffsetA,
int WidthB, int OffsetB) {
int LowOffset = OffsetA < OffsetB ? OffsetA : OffsetB;

3
llvm/lib/Target/AMDGPU/SIInstrInfo.h
View File

@ -125,9 +125,6 @@ public:
unsigned &SrcOpIdx1,
unsigned &SrcOpIdx2) const override;
bool isTriviallyReMaterializable(const MachineInstr *MI,
AliasAnalysis *AA = nullptr) const;
bool areMemAccessesTriviallyDisjoint(
MachineInstr *MIa, MachineInstr *MIb,
AliasAnalysis *AA = nullptr) const override;