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| author | Evan Cheng <evan.cheng@apple.com> | 2012-09-18 21:24:16 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2012-09-18 21:24:16 +0000 |
| commit | b37b6ca4bb9a46bdf3788e7a45454e1cdeca17bd (patch) | |
| tree | 29b152b4ecc4b1b1bc555f04b64ec2daef048ac3 /lib/Target/ARM/ARMInstrInfo.td | |
| parent | 30ce40e3f77d1432903c24caf816c54bb260d833 (diff) | |
MOVi16 (movw) is only legal on cpus with V6T2 support. rdar://12300648
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164169 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMInstrInfo.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index e23989e25c..20d7c1b1d2 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -3092,9 +3092,11 @@ def : ARMPat<(ARMaddc GPR:$src, so_imm_neg:$imm), (SUBSri GPR:$src, so_imm_neg:$imm)>; def : ARMPat<(add GPR:$src, imm0_65535_neg:$imm), - (SUBrr GPR:$src, (MOVi16 (imm_neg_XFORM imm:$imm)))>; + (SUBrr GPR:$src, (MOVi16 (imm_neg_XFORM imm:$imm)))>, + Requires<[IsARM, HasV6T2]>; def : ARMPat<(ARMaddc GPR:$src, imm0_65535_neg:$imm), - (SUBSrr GPR:$src, (MOVi16 (imm_neg_XFORM imm:$imm)))>; + (SUBSrr GPR:$src, (MOVi16 (imm_neg_XFORM imm:$imm)))>, + Requires<[IsARM, HasV6T2]>; // The with-carry-in form matches bitwise not instead of the negation. // Effectively, the inverse interpretation of the carry flag already accounts |