| Akira Hatanaka | cf966cb | 2011-12-20 23:58:36 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefix=MIPS32 |
| 2 | ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 | FileCheck %s -check-prefix=MIPS64 |
| 3 | |
| 4 | define i32 @bswap32(i32 %x) nounwind readnone { |
| 5 | entry: |
| 6 | ; MIPS32: bswap32: |
| 7 | ; MIPS32: wsbh $[[R0:[0-9]+]] |
| 8 | ; MIPS32: rotr ${{[0-9]+}}, $[[R0]], 16 |
| 9 | %or.3 = call i32 @llvm.bswap.i32(i32 %x) |
| 10 | ret i32 %or.3 |
| 11 | } |
| 12 | |
| 13 | define i64 @bswap64(i64 %x) nounwind readnone { |
| 14 | entry: |
| 15 | ; MIPS64: bswap64: |
| 16 | ; MIPS64: dsbh $[[R0:[0-9]+]] |
| 17 | ; MIPS64: dshd ${{[0-9]+}}, $[[R0]] |
| 18 | %or.7 = call i64 @llvm.bswap.i64(i64 %x) |
| 19 | ret i64 %or.7 |
| 20 | } |
| 21 | |
| 22 | declare i32 @llvm.bswap.i32(i32) nounwind readnone |
| 23 | |
| 24 | declare i64 @llvm.bswap.i64(i64) nounwind readnone |
| 25 | |