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| author | Evan Cheng <evan.cheng@apple.com> | 2008-04-25 18:19:54 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-04-25 18:19:54 +0000 |
| commit | 80f5404e1868ebfddea65214310c451c30b500f2 (patch) | |
| tree | 2ef88a685e8dd9b2bd57930d701d20f4d1f3a919 /lib/Target/X86/X86InstrMMX.td | |
| parent | 3f8a3e71c70a14beeb12273a11cedb6e08927ed2 (diff) | |
| download | llvm-80f5404e1868ebfddea65214310c451c30b500f2.tar.gz llvm-80f5404e1868ebfddea65214310c451c30b500f2.tar.bz2 llvm-80f5404e1868ebfddea65214310c451c30b500f2.tar.xz | |
Fix MMX_MOVQ2DQrr pattern. It's illegal to do a bitconvert from a smaller type to a larger one.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50278 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrMMX.td')
| -rw-r--r-- | lib/Target/X86/X86InstrMMX.td | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td index 35c7b90409..6d9c02ba88 100644 --- a/lib/Target/X86/X86InstrMMX.td +++ b/lib/Target/X86/X86InstrMMX.td @@ -189,8 +189,10 @@ def MMX_MOVDQ2Qrr : MMXID<0xD6, MRMDestMem, (outs VR64:$dst), (ins VR128:$src), def MMX_MOVQ2DQrr : MMXIS<0xD6, MRMDestMem, (outs VR128:$dst), (ins VR64:$src), "movq2dq\t{$src, $dst|$dst, $src}", - [(set VR128:$dst, - (bitconvert (v1i64 VR64:$src)))]>; + [(set VR128:$dst, + (v2i64 (vector_shuffle immAllZerosV, + (v2i64 (scalar_to_vector (i64 (bitconvert VR64:$src)))), + MOVL_shuffle_mask)))]>; def MMX_MOVNTQmr : MMXI<0xE7, MRMDestMem, (outs), (ins i64mem:$dst, VR64:$src), "movntq\t{$src, $dst|$dst, $src}", |