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ARM64: add extra NEG pattern.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206609 91177308-0d34-0410-b5e6-96231b3b80d8
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Tim Northover
2014-04-18 14:54:35 +00:00
parent 936285440b
commit 1d5a2ad8a6
3 changed files with 11 additions and 0 deletions
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lib/Target/ARM64/ARM64InstrInfo.td
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@@ -2664,6 +2664,8 @@ defm UQXTN : SIMDTwoScalarMixedBHS<1, 0b10100, "uqxtn", int_arm64_neon_scalar_u
defm USQADD : SIMDTwoScalarBHSDTied< 1, 0b00011, "usqadd",
int_arm64_neon_usqadd>;
def : Pat<(ARM64neg (v1i64 V64:$Rn)), (NEGv1i64 V64:$Rn)>;
def : Pat<(v1i64 (int_arm64_neon_fcvtas (v1f64 FPR64:$Rn))),
(FCVTASv1i64 FPR64:$Rn)>;
def : Pat<(v1i64 (int_arm64_neon_fcvtau (v1f64 FPR64:$Rn))),