| ; RUN: opt < %s -passes=memcpyopt -S | FileCheck %s |
| |
| %struct.MV = type { i16, i16 } |
| |
| define void @test(ptr nocapture %c) nounwind optsize { |
| ; All the stores in this example should be merged into a single memset. |
| ; CHECK-NOT: store i32 -1 |
| ; CHECK: call void @llvm.memset.p0.i64 |
| store i32 -1, ptr %c, align 4 |
| %1 = getelementptr inbounds i32, ptr %c, i32 1 |
| store i32 -1, ptr %1, align 4 |
| %2 = getelementptr inbounds i32, ptr %c, i32 2 |
| store i32 -1, ptr %2, align 4 |
| call void @llvm.pseudoprobe(i64 5116412291814990879, i64 1, i32 0, i64 -1) |
| %3 = getelementptr inbounds i32, ptr %c, i32 3 |
| store i32 -1, ptr %3, align 4 |
| %4 = getelementptr inbounds i32, ptr %c, i32 4 |
| store i32 -1, ptr %4, align 4 |
| ret void |
| } |
| |
| ; Function Attrs: inaccessiblememonly nounwind willreturn |
| declare void @llvm.pseudoprobe(i64, i64, i32, i64) #0 |
| |
| attributes #0 = { inaccessiblememonly nounwind willreturn } |