| Hal Finkel | 8adf225 | 2014-12-16 05:51:41 +0000 | [diff] [blame^] | 1 | ; RUN: llc -mcpu=pwr7 < %s | FileCheck %s |
| 2 | target datalayout = "E-m:e-i64:64-n32:64" |
| 3 | target triple = "powerpc64-unknown-linux-gnu" |
| 4 | |
| 5 | ; Function Attrs: nounwind readnone |
| 6 | define zeroext i32 @bs4(i32 zeroext %a) #0 { |
| 7 | entry: |
| 8 | %0 = tail call i32 @llvm.bswap.i32(i32 %a) |
| 9 | ret i32 %0 |
| 10 | |
| 11 | ; CHECK-LABEL: @bs4 |
| 12 | ; CHECK: rlwinm [[REG1:[0-9]+]], 3, 8, 0, 31 |
| 13 | ; CHECK: rlwimi [[REG1]], 3, 24, 16, 23 |
| 14 | ; CHECK: rlwimi [[REG1]], 3, 24, 0, 7 |
| 15 | ; CHECK: mr 3, [[REG1]] |
| 16 | ; CHECK: blr |
| 17 | } |
| 18 | |
| 19 | ; Function Attrs: nounwind readnone |
| 20 | define zeroext i32 @test6(i32 zeroext %x) #0 { |
| 21 | entry: |
| 22 | %and = lshr i32 %x, 16 |
| 23 | %shr = and i32 %and, 255 |
| 24 | %and1 = shl i32 %x, 16 |
| 25 | %shl = and i32 %and1, 16711680 |
| 26 | %or = or i32 %shr, %shl |
| 27 | ret i32 %or |
| 28 | |
| 29 | ; CHECK-LABEL: @test6 |
| 30 | ; CHECK: rlwinm [[REG1:[0-9]+]], 3, 16, 24, 31 |
| 31 | ; CHECK: rlwimi [[REG1]], 3, 16, 8, 15 |
| 32 | ; CHECK: mr 3, [[REG1]] |
| 33 | ; CHECK: blr |
| 34 | } |
| 35 | |
| 36 | ; Function Attrs: nounwind readnone |
| 37 | declare i32 @llvm.bswap.i32(i32) #0 |
| 38 | |
| 39 | attributes #0 = { nounwind readnone } |
| 40 | |