| ; RUN: llc -mtriple=mipsel-linux-gnu -O3 -relocation-model=pic < %s | FileCheck %s |
| |
| ; Test that a load comes after a store to the same memory location when passing |
| ; a byVal parameter to a function which has a fastcc function call |
| |
| %struct.str = type { i32, i32, [3 x i32*] } |
| |
| declare fastcc void @_Z1F3str(%struct.str* noalias nocapture sret %agg.result, %struct.str* byval nocapture readonly align 4 %s) |
| |
| define i32 @_Z1g3str(%struct.str* byval nocapture readonly align 4 %s) { |
| ; CHECK-LABEL: _Z1g3str: |
| ; CHECK: sw $7, [[OFFSET:[0-9]+]]($sp) |
| ; CHECK: lw ${{[0-9]+}}, [[OFFSET]]($sp) |
| entry: |
| %ref.tmp = alloca %struct.str, align 4 |
| %0 = bitcast %struct.str* %ref.tmp to i8* |
| call void @llvm.lifetime.start.p0i8(i64 20, i8* nonnull %0) |
| call fastcc void @_Z1F3str(%struct.str* nonnull sret %ref.tmp, %struct.str* byval nonnull align 4 %s) |
| %cl.sroa.3.0..sroa_idx2 = getelementptr inbounds %struct.str, %struct.str* %ref.tmp, i32 0, i32 1 |
| %cl.sroa.3.0.copyload = load i32, i32* %cl.sroa.3.0..sroa_idx2, align 4 |
| call void @llvm.lifetime.end.p0i8(i64 20, i8* nonnull %0) |
| ret i32 %cl.sroa.3.0.copyload |
| } |
| |
| declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) |
| |
| declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) |