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| author | Elena Demikhovsky <elena.demikhovsky@intel.com> | 2012-05-31 09:20:20 +0000 |
|---|---|---|
| committer | Elena Demikhovsky <elena.demikhovsky@intel.com> | 2012-05-31 09:20:20 +0000 |
| commit | 602f3a26d68307f8531cadfa53283ac2748fdbed (patch) | |
| tree | 9ed7b12fc4c1567c7dec85668661cd94edfd9a88 /llvm/lib/Target/X86/X86CodeEmitter.cpp | |
| parent | 339bb61e32593aa393ceda3c7168c24814a27161 (diff) | |
| download | bcm5719-llvm-602f3a26d68307f8531cadfa53283ac2748fdbed.tar.gz bcm5719-llvm-602f3a26d68307f8531cadfa53283ac2748fdbed.zip | |
Added FMA3 Intel instructions.
I disabled FMA3 autodetection, since the result may differ from expected for some benchmarks.
I added tests for GodeGen and intrinsics.
I did not change llvm.fma.f32/64 - it may be done later.
llvm-svn: 157737
Diffstat (limited to 'llvm/lib/Target/X86/X86CodeEmitter.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86CodeEmitter.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86CodeEmitter.cpp b/llvm/lib/Target/X86/X86CodeEmitter.cpp index d84329f33a3..3079dfa7cf4 100644 --- a/llvm/lib/Target/X86/X86CodeEmitter.cpp +++ b/llvm/lib/Target/X86/X86CodeEmitter.cpp @@ -933,7 +933,10 @@ void Emitter<CodeEmitter>::emitVEXOpcodePrefix(uint64_t TSFlags, } // Classify VEX_B, VEX_4V, VEX_R, VEX_X + unsigned NumOps = Desc->getNumOperands(); unsigned CurOp = 0; + if (NumOps > 1 && Desc->getOperandConstraint(1, MCOI::TIED_TO) != -1) + ++CurOp; switch (TSFlags & X86II::FormMask) { case X86II::MRMInitReg: // Duplicate register. |
