| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3 | |
| ; PR13504 | |
| ; RUN: llc -mtriple=i686-- -mcpu=atom < %s | FileCheck %s | |
| ; Check that treemap is read before the asm statement. | |
| define i32 @foo(i32 %treemap) nounwind { | |
| ; CHECK-LABEL: foo: | |
| ; CHECK: # %bb.0: # %entry | |
| ; CHECK-NEXT: pushl %eax | |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax | |
| ; CHECK-NEXT: movl %eax, %ecx | |
| ; CHECK-NEXT: negl %ecx | |
| ; CHECK-NEXT: andl %eax, %ecx | |
| ; CHECK-NEXT: movl %ecx, (%esp) | |
| ; CHECK-NEXT: #APP | |
| ; CHECK-NEXT: bsfl (%esp), %eax | |
| ; CHECK-NEXT: #NO_APP | |
| ; CHECK-NEXT: popl %ecx | |
| ; CHECK-NEXT: retl | |
| entry: | |
| %sub = sub i32 0, %treemap | |
| %and = and i32 %treemap, %sub | |
| %0 = call i32 asm "bsfl $1,$0", "=r,rm"(i32 %and) | |
| ret i32 %0 | |
| } | |