26 lines
786 B
LLVM
26 lines
786 B
LLVM
; 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
|
|
}
|
|
|