1 ; RUN: llc -mtriple=x86_64-linux -mcpu=atom < %s | FileCheck %s
3 declare i32 @llvm.bswap.i32(i32) nounwind readnone
4 declare i64 @llvm.bswap.i64(i64) nounwind readnone
6 define void @test1(i32* nocapture %x, i32 %y) nounwind {
7 %bswap = call i32 @llvm.bswap.i32(i32 %y)
8 store i32 %bswap, i32* %x, align 4
11 ; CHECK: movbel %esi, (%rdi)
14 define i32 @test2(i32* %x) nounwind {
15 %load = load i32* %x, align 4
16 %bswap = call i32 @llvm.bswap.i32(i32 %load)
19 ; CHECK: movbel (%rdi), %eax
22 define void @test3(i64* %x, i64 %y) nounwind {
23 %bswap = call i64 @llvm.bswap.i64(i64 %y)
24 store i64 %bswap, i64* %x, align 8
27 ; CHECK: movbeq %rsi, (%rdi)
30 define i64 @test4(i64* %x) nounwind {
31 %load = load i64* %x, align 8
32 %bswap = call i64 @llvm.bswap.i64(i64 %load)
35 ; CHECK: movbeq (%rdi), %rax