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author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-11-29 22:27:25 +0000 |
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committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-11-29 22:27:25 +0000 |
commit | 0edd83bfff5b29a6d08718a0abc13aa7197c372d (patch) | |
tree | 69e32cd52f47874f228f455fe57e378da5a1822a /lib/Target/X86/X86MCInstLower.cpp | |
parent | be4c84464892ea0a4bf51773502f2b0a086fe184 (diff) | |
download | llvm-0edd83bfff5b29a6d08718a0abc13aa7197c372d.tar.gz llvm-0edd83bfff5b29a6d08718a0abc13aa7197c372d.tar.bz2 llvm-0edd83bfff5b29a6d08718a0abc13aa7197c372d.tar.xz |
Make X86::FsFLD0SS / FsFLD0SD real pseudo-instructions.
Like V_SET0, these instructions are expanded by ExpandPostRA to xorps /
vxorps so they can participate in execution domain swizzling.
This also makes the AVX variants redundant.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145440 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86MCInstLower.cpp')
-rw-r--r-- | lib/Target/X86/X86MCInstLower.cpp | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/lib/Target/X86/X86MCInstLower.cpp b/lib/Target/X86/X86MCInstLower.cpp index 81ee665ea7..9232196139 100644 --- a/lib/Target/X86/X86MCInstLower.cpp +++ b/lib/Target/X86/X86MCInstLower.cpp @@ -368,10 +368,6 @@ ReSimplify: case X86::SETB_C64r: LowerUnaryToTwoAddr(OutMI, X86::SBB64rr); break; case X86::MOV8r0: LowerUnaryToTwoAddr(OutMI, X86::XOR8rr); break; case X86::MOV32r0: LowerUnaryToTwoAddr(OutMI, X86::XOR32rr); break; - case X86::FsFLD0SS: LowerUnaryToTwoAddr(OutMI, X86::PXORrr); break; - case X86::FsFLD0SD: LowerUnaryToTwoAddr(OutMI, X86::PXORrr); break; - case X86::VFsFLD0SS: LowerUnaryToTwoAddr(OutMI, X86::VPXORrr); break; - case X86::VFsFLD0SD: LowerUnaryToTwoAddr(OutMI, X86::VPXORrr); break; case X86::V_SETALLONES: LowerUnaryToTwoAddr(OutMI, X86::PCMPEQDrr); break; case X86::AVX_SET0PSY: LowerUnaryToTwoAddr(OutMI, X86::VXORPSYrr); break; case X86::AVX_SET0PDY: LowerUnaryToTwoAddr(OutMI, X86::VXORPDYrr); break; |