; 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
}