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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2009-08-03 02:45:34 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2009-08-03 02:45:34 +0000 |
| commit | def390a30aa8c3eb94796a062b161762330fdbe4 (patch) | |
| tree | 3ef19bacf36cf203f7f78a4aeb024397ce332194 /lib/Target/X86/X86InstrMMX.td | |
| parent | a8e8984ee4c197634839cf228f5b1d79a77fa4b9 (diff) | |
| download | llvm-def390a30aa8c3eb94796a062b161762330fdbe4.tar.gz llvm-def390a30aa8c3eb94796a062b161762330fdbe4.tar.bz2 llvm-def390a30aa8c3eb94796a062b161762330fdbe4.tar.xz | |
Use movq to move 64 bits in and out of mmx registers.
Fixes PR4669
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77940 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrMMX.td')
| -rw-r--r-- | lib/Target/X86/X86InstrMMX.td | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td index e7fea06d17..0033d837bb 100644 --- a/lib/Target/X86/X86InstrMMX.td +++ b/lib/Target/X86/X86InstrMMX.td @@ -163,10 +163,14 @@ def MMX_MOVD64to64rr : MMXRI<0x6E, MRMSrcReg, (outs VR64:$dst), (ins GR64:$src), "movd\t{$src, $dst|$dst, $src}", []>; -let neverHasSideEffects = 1 in -def MMX_MOVD64from64rr : MMXRI<0x7E, MRMDestReg, +let neverHasSideEffects = 1 in { +def MMX_MOVD64from64rr : MMXRI<0x7F, MRMDestReg, (outs GR64:$dst), (ins VR64:$src), - "movd\t{$src, $dst|$dst, $src}", []>; + "movq\t{$src, $dst|$dst, $src}", []>; +def MMX_MOVD64rrv164 : MMXI<0x6F, MRMSrcReg, (outs VR64:$dst), (ins GR64:$src), + "movq\t{$src, $dst|$dst, $src}", + [(set VR64:$dst, (v1i64 (scalar_to_vector GR64:$src)))]>; +} let neverHasSideEffects = 1 in def MMX_MOVQ64rr : MMXI<0x6F, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src), |