| ; RUN: llc < %s -mtriple=armv7-apple-ios | FileCheck %s |
| ;rdar://8003725 |
| |
| @G1 = external global i32 |
| @G2 = external global i32 |
| |
| define i32 @f1(i32 %cond1, i32 %x1, i32 %x2, i32 %x3) { |
| entry: |
| ; CHECK: f1: |
| ; CHECK: cmp |
| ; CHECK: moveq |
| ; CHECK-NOT: cmp |
| ; CHECK: mov{{eq|ne}} |
| %tmp1 = icmp eq i32 %cond1, 0 |
| %tmp2 = select i1 %tmp1, i32 %x1, i32 %x2 |
| %tmp3 = select i1 %tmp1, i32 %x2, i32 %x3 |
| %tmp4 = add i32 %tmp2, %tmp3 |
| ret i32 %tmp4 |
| } |
| |
| @foo = external global i32 |
| @bar = external global [250 x i8], align 1 |
| |
| ; CSE of cmp across BB boundary |
| ; rdar://10660865 |
| define void @f2() nounwind ssp { |
| entry: |
| ; CHECK: f2: |
| ; CHECK: cmp |
| ; CHECK: poplt |
| ; CHECK-NOT: cmp |
| ; CHECK: movle |
| %0 = load i32* @foo, align 4 |
| %cmp28 = icmp sgt i32 %0, 0 |
| br i1 %cmp28, label %for.body.lr.ph, label %for.cond1.preheader |
| |
| for.body.lr.ph: ; preds = %entry |
| %1 = icmp sgt i32 %0, 1 |
| %smax = select i1 %1, i32 %0, i32 1 |
| call void @llvm.memset.p0i8.i32(i8* getelementptr inbounds ([250 x i8]* @bar, i32 0, i32 0), i8 0, i32 %smax, i32 1, i1 false) |
| unreachable |
| |
| for.cond1.preheader: ; preds = %entry |
| ret void |
| } |
| |
| declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind |