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| author | David Goodwin <david_goodwin@apple.com> | 2009-06-26 23:13:13 +0000 |
|---|---|---|
| committer | David Goodwin <david_goodwin@apple.com> | 2009-06-26 23:13:13 +0000 |
| commit | 5285817490064a2d0e374a10e10c847d9c338a77 (patch) | |
| tree | 0dfbc635c4f3a22440169ac5a37b4b4bcb8aa9bd /llvm/lib | |
| parent | cf0b47d179e439ad5d1cf5cd19ddd631cbb5ef96 (diff) | |
| download | bcm5719-llvm-5285817490064a2d0e374a10e10c847d9c338a77.tar.gz bcm5719-llvm-5285817490064a2d0e374a10e10c847d9c338a77.zip | |
When possible, use "mvn ra, rb" instead of "eor ra, rb, -1" because mvn has a narrow version and eor(i) does not.
llvm-svn: 74355
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb2.td | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td index c965d1d0931..c2dd3a89321 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb2.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td @@ -482,6 +482,8 @@ defm t2ORN : T2I_bin_irs<"orn", BinOpFrag<(or node:$LHS, (not node:$RHS))>>; def : Thumb2Pat<(or GPR:$src, t2_so_imm_not:$imm), (t2ORNri GPR:$src, t2_so_imm_not:$imm)>; +// Prefer over of t2EORri ra, rb, -1 because mvn has 16-bit version +let AddedComplexity = 1 in defm t2MVN : T2I_un_irs <"mvn", UnOpFrag<(not node:$Src)>, 1, 1>; def : Thumb2Pat<(t2_so_imm_not:$src), |
