| ; RUN: llc -march=hexagon -verify-machineinstrs < %s | FileCheck %s |
| ; |
| ; Check that the testcase compiles successfully. Expect that if-conversion |
| ; took place. |
| ; CHECK-LABEL: fred: |
| ; CHECK: if (!p0) r{{[0-9]+}} = memw(r{{[0-9]+}}+#0) |
| |
| target triple = "hexagon" |
| |
| define void @fred(i32 %p0) local_unnamed_addr align 2 { |
| b0: |
| br i1 undef, label %b1, label %b2 |
| |
| b1: ; preds = %b0 |
| %t0 = load i8*, i8** undef, align 4 |
| br label %b2 |
| |
| b2: ; preds = %b1, %b0 |
| %t1 = phi i8* [ %t0, %b1 ], [ undef, %b0 ] |
| %t2 = getelementptr inbounds i8, i8* %t1, i32 %p0 |
| tail call void @llvm.memmove.p0i8.p0i8.i32(i8* undef, i8* %t2, i32 undef, i1 false) #1 |
| unreachable |
| } |
| |
| declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i1) #0 |
| |
| attributes #0 = { argmemonly nounwind } |
| attributes #1 = { nounwind } |
| |
