| ; PR13504 | |
| ; RUN: llc -mtriple=i686-- -mcpu=atom < %s | FileCheck %s | |
| ; Check that treemap is read before the asm statement. | |
| ; CHECK: movl 8(%{{esp|ebp}}) | |
| ; CHECK: bsfl | |
| ; CHECK-NOT: movl 8(%{{esp|ebp}}) | |
| define i32 @foo(i32 %treemap) nounwind uwtable { | |
| entry: | |
| %sub = sub i32 0, %treemap | |
| %and = and i32 %treemap, %sub | |
| %0 = tail call i32 asm "bsfl $1,$0\0A\09", "=r,rm,~{dirflag},~{fpsr},~{flags}"(i32 %and) nounwind | |
| ret i32 %0 | |
| } | |