1 ; RUN: llc < %s -x86-early-ifcvt -verify-machineinstrs
2 ; RUN: llc < %s -x86-early-ifcvt -stress-early-ifcvt -verify-machineinstrs
3 ; CPU without a scheduling model:
4 ; RUN: llc < %s -x86-early-ifcvt -mcpu=k8 -verify-machineinstrs
6 ; Run these tests with and without -stress-early-ifcvt to exercise heuristics.
8 target triple = "x86_64-apple-macosx10.8.0"
10 ; MachineTraceMetrics::Ensemble::addLiveIns crashes because the first operand
11 ; on an inline asm instruction is not a vreg def.
12 ; <rdar://problem/12472811>
13 define void @f1() nounwind {
15 br i1 undef, label %if.then6.i, label %if.end.i
21 br i1 undef, label %if.end25.i, label %if.else17.i
24 %shl24.i = shl i32 undef, undef
28 %storemerge31.i = phi i32 [ %shl24.i, %if.else17.i ], [ 0, %if.end.i ]
29 store i32 %storemerge31.i, ptr undef, align 4
30 %0 = tail call i32 asm sideeffect "", "=r,r,i,i"(i32 undef, i32 15, i32 1) nounwind
31 %conv = trunc i32 %0 to i8
32 store i8 %conv, ptr undef, align 1