diff options
Diffstat (limited to 'llvm/test/Transforms/SROA/pointer-offset-size.ll')
| -rw-r--r-- | llvm/test/Transforms/SROA/pointer-offset-size.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SROA/pointer-offset-size.ll b/llvm/test/Transforms/SROA/pointer-offset-size.ll new file mode 100644 index 00000000000..c632c37988b --- /dev/null +++ b/llvm/test/Transforms/SROA/pointer-offset-size.ll @@ -0,0 +1,29 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -sroa -S | FileCheck %s +target datalayout = "e-p:64:64:64:32" + +%struct.test = type { %struct.basic, %struct.basic } +%struct.basic = type { i16, i8 } + +define i16 @test(%struct.test* %ts2.i) { +; CHECK-LABEL: @test( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[S_SROA_0:%.*]] = alloca [3 x i8], align 2 +; CHECK-NEXT: [[S_SROA_0_0__SROA_CAST:%.*]] = bitcast %struct.test* [[TS2_I:%.*]] to i8* +; CHECK-NEXT: [[S_SROA_0_0__SROA_IDX:%.*]] = getelementptr inbounds [3 x i8], [3 x i8]* [[S_SROA_0]], i32 0, i32 0 +; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 1 [[S_SROA_0_0__SROA_CAST]], i8* align 2 [[S_SROA_0_0__SROA_IDX]], i32 3, i1 false) +; CHECK-NEXT: [[X1_I_I:%.*]] = getelementptr inbounds [[STRUCT_TEST:%.*]], %struct.test* [[TS2_I]], i32 0, i32 0, i32 0 +; CHECK-NEXT: [[TMP0:%.*]] = load i16, i16* [[X1_I_I]] +; CHECK-NEXT: ret i16 [[TMP0]] +; +entry: + %s = alloca %struct.test + %0 = bitcast %struct.test* %ts2.i to i8* + %1 = bitcast %struct.test* %s to i8* + call void @llvm.memcpy.p0i8.p0i8.i32(i8* %0, i8* %1, i32 3, i1 false) + %x1.i.i = getelementptr inbounds %struct.test, %struct.test* %ts2.i, i32 0, i32 0, i32 0 + %2 = load i16, i16* %x1.i.i + ret i16 %2 +} + +declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture writeonly, i8* nocapture readonly, i32, i1) |
