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| author | Dan Gohman <gohman@apple.com> | 2009-03-17 02:17:27 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-03-17 02:17:27 +0000 |
| commit | d73566609ea050ab73e0a3cda1c3840fd1a3d8fb (patch) | |
| tree | dd025b94952e654edc92ecfa9180f8e5d22befcc /test/CodeGen/X86/bswap-inline-asm.ll | |
| parent | c39b80fdfc606f5df118288f4fc6b5e9c0b5ee41 (diff) | |
| download | external_llvm-d73566609ea050ab73e0a3cda1c3840fd1a3d8fb.zip external_llvm-d73566609ea050ab73e0a3cda1c3840fd1a3d8fb.tar.gz external_llvm-d73566609ea050ab73e0a3cda1c3840fd1a3d8fb.tar.bz2 | |
Recognize "bswapq" as an alternate spelling for the bswap instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67071 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/bswap-inline-asm.ll')
| -rw-r--r-- | test/CodeGen/X86/bswap-inline-asm.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/X86/bswap-inline-asm.ll b/test/CodeGen/X86/bswap-inline-asm.ll new file mode 100644 index 0000000..c44d845 --- /dev/null +++ b/test/CodeGen/X86/bswap-inline-asm.ll @@ -0,0 +1,12 @@ +; RUN: llvm-as < %s | llc -march=x86-64 > %t +; RUN: not grep APP %t +; RUN: grep bswapq %t | count 2 + +define i64 @foo(i64 %x) nounwind { + %asmtmp = tail call i64 asm "bswap $0", "=r,0,~{dirflag},~{fpsr},~{flags}"(i64 %x) nounwind + ret i64 %asmtmp +} +define i64 @bar(i64 %x) nounwind { + %asmtmp = tail call i64 asm "bswapq ${0:q}", "=r,0,~{dirflag},~{fpsr},~{flags}"(i64 %x) nounwind + ret i64 %asmtmp +} |