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Test case for r147017.

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llvm-svn: 147018
This commit is contained in:
Akira Hatanaka 2011-12-20 23:58:36 +00:00
parent 2d293d2f4c
commit fb94688c7a
1 changed files with 25 additions and 0 deletions
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25
test/CodeGen/Mips/bswap.ll Normal file
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; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefix=MIPS32
; RUN: llc < %s -march=mips64el -mcpu=mips64r2 | FileCheck %s -check-prefix=MIPS64
define i32 @bswap32(i32 %x) nounwind readnone {
entry:
; MIPS32: bswap32:
; MIPS32: wsbh $[[R0:[0-9]+]]
; MIPS32: rotr ${{[0-9]+}}, $[[R0]], 16
%or.3 = call i32 @llvm.bswap.i32(i32 %x)
ret i32 %or.3
}
define i64 @bswap64(i64 %x) nounwind readnone {
entry:
; MIPS64: bswap64:
; MIPS64: dsbh $[[R0:[0-9]+]]
; MIPS64: dshd ${{[0-9]+}}, $[[R0]]
%or.7 = call i64 @llvm.bswap.i64(i64 %x)
ret i64 %or.7
}
declare i32 @llvm.bswap.i32(i32) nounwind readnone
declare i64 @llvm.bswap.i64(i64) nounwind readnone