| ; RUN: llc < %s -mtriple=i686-unknown-linux -O2 | FileCheck %s |
| |
| ; This tests the i686 lowering of mempcpy. |
| ; Also see mempcpy.ll |
| |
| @G = common global i8* null, align 8 |
| |
| ; CHECK-LABEL: RET_MEMPCPY: |
| ; CHECK: movl [[REG:%e[a-z0-9]+]], {{.*}}G |
| ; CHECK: calll {{.*}}memcpy |
| ; CHECK: movl [[REG]], %eax |
| ; |
| define i8* @RET_MEMPCPY(i8* %DST, i8* %SRC, i32 %N) { |
| %add.ptr = getelementptr inbounds i8, i8* %DST, i32 %N |
| store i8* %add.ptr, i8** @G, align 8 |
| %call = tail call i8* @mempcpy(i8* %DST, i8* %SRC, i32 %N) |
| ret i8* %call |
| } |
| |
| declare i8* @mempcpy(i8*, i8*, i32) |
