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| author | Daniel Sanders <daniel_l_sanders@apple.com> | 2017-09-19 14:25:15 +0000 |
|---|---|---|
| committer | Daniel Sanders <daniel_l_sanders@apple.com> | 2017-09-19 14:25:15 +0000 |
| commit | 83e23d1398f39be1518228dd8d25d0c5b5c651ef (patch) | |
| tree | d36d3e5477bd1f4cb7cf5982eac95fa2ee33687c /llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp | |
| parent | d5e28782529f5fb0c581aa416dbc196f865e028f (diff) | |
| download | bcm5719-llvm-83e23d1398f39be1518228dd8d25d0c5b5c651ef.tar.gz bcm5719-llvm-83e23d1398f39be1518228dd8d25d0c5b5c651ef.zip | |
[globalisel] Add a G_BSWAP instruction and support bswap using it.
llvm-svn: 313633
Diffstat (limited to 'llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp b/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp index e28e43acba1..380668d7bd8 100644 --- a/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp +++ b/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp @@ -44,6 +44,9 @@ AArch64LegalizerInfo::AArch64LegalizerInfo() { for (auto Ty : {s1, s8}) setAction({G_PHI, Ty}, WidenScalar); + for (auto Ty : { s32, s64 }) + setAction({G_BSWAP, Ty}, Legal); + for (unsigned BinOp : {G_ADD, G_SUB, G_MUL, G_AND, G_OR, G_XOR, G_SHL}) { // These operations naturally get the right answer when used on // GPR32, even if the actual type is narrower. |
