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