1 ; RUN: llc < %s -march=x86-64 -stress-sched | FileCheck %s 2 ; REQUIRES: asserts 3 ; Test interference between physreg aliases during preRAsched. 4 ; mul wants an operand in AL, but call clobbers it. 5 6 define i8 @f(i8 %v1, i8 %v2) nounwind { 7 entry: 8 ; CHECK: callq 9 ; CHECK: movb %{{.*}}, %al 10 ; CHECK: mulb 11 ; CHECK: mulb 12 %rval = tail call i8 @bar() nounwind 13 %m1 = mul i8 %v1, %v2 14 %m2 = mul i8 %m1, %rval 15 ret i8 %m2 16 } 17 18 declare i8 @bar() 19
