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| author | Mon P Wang <wangmp@apple.com> | 2010-01-24 00:05:03 +0000 |
|---|---|---|
| committer | Mon P Wang <wangmp@apple.com> | 2010-01-24 00:05:03 +0000 |
| commit | eb38ebf15c326a5bb45ca9da6329cdf19ad6df95 (patch) | |
| tree | c58d0821e27fa8af82f0c18cb1350f7f7d4ed261 /lib/Target/X86/X86InstrMMX.td | |
| parent | f7d0d163c5962a51cf9eb32db093b5d1fd8114fa (diff) | |
| download | llvm-eb38ebf15c326a5bb45ca9da6329cdf19ad6df95.tar.gz llvm-eb38ebf15c326a5bb45ca9da6329cdf19ad6df95.tar.bz2 llvm-eb38ebf15c326a5bb45ca9da6329cdf19ad6df95.tar.xz | |
Improved widening loads by adding support for wider loads if
the alignment allows. Fixed a bug where we didn't use a
vector load/store for PR5626.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94338 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrMMX.td')
| -rw-r--r-- | lib/Target/X86/X86InstrMMX.td | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td index fc40c9a420..ab169ac395 100644 --- a/lib/Target/X86/X86InstrMMX.td +++ b/lib/Target/X86/X86InstrMMX.td @@ -501,6 +501,20 @@ let Constraints = "$src1 = $dst" in { (iPTR imm:$src3))))]>; } +// MMX to XMM for vector types +def MMX_X86movq2dq : SDNode<"X86ISD::MOVQ2DQ", SDTypeProfile<1, 1, + [SDTCisVT<0, v2i64>, SDTCisVT<1, v1i64>]>>; + +def : Pat<(v2i64 (MMX_X86movq2dq VR64:$src)), + (v2i64 (MMX_MOVQ2DQrr VR64:$src))>; + +def : Pat<(v2i64 (MMX_X86movq2dq (load_mmx addr:$src))), + (v2i64 (MOVQI2PQIrm addr:$src))>; + +def : Pat<(v2i64 (MMX_X86movq2dq (v1i64 (bitconvert + (v2i32 (scalar_to_vector (loadi32 addr:$src))))))), + (v2i64 (MOVDI2PDIrm addr:$src))>; + // Mask creation def MMX_PMOVMSKBrr : MMXI<0xD7, MRMSrcReg, (outs GR32:$dst), (ins VR64:$src), "pmovmskb\t{$src, $dst|$dst, $src}", |