blob: 114b985f71d44268a60de9af2e0da12fcf07cf5d [file] [log] [blame]
; RUN: llc < %s -march=x86-64 -stress-sched | FileCheck %s
; REQUIRES: asserts
; Test interference between physreg aliases during preRAsched.
; mul wants an operand in AL, but call clobbers it.
define i8 @f(i8 %v1, i8 %v2) nounwind {
entry:
; CHECK: callq
; CHECK: movb %{{.*}}, %al
; CHECK: mulb
; CHECK: mulb
%rval = tail call i8 @bar() nounwind
%m1 = mul i8 %v1, %v2
%m2 = mul i8 %m1, %rval
ret i8 %m2
}
declare i8 @bar()