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[test] Pre-commit llvm.experimental.memset.pattern tests prior to MemoryLocation changes
The next patch will teach MemoryLocation about llvm.experimental.memset.pattern.
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‎llvm/test/Analysis/BasicAA/memset-pattern.ll

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; RUN: opt -mtriple=x86_64 -aa-pipeline=basic-aa -passes=inferattrs,aa-eval -print-all-alias-modref-info -disable-output 2>&1 %s | FileCheck %s
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define void @test_memset_pattern4_const_size(ptr noalias %a, i32 %pattern) {
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; CHECK-LABEL: Function: test_memset_pattern4_const_size
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; CHECK: Just Mod: Ptr: i8* %a <-> call void @llvm.experimental.memset.pattern.p0.i32.i64(ptr %a, i32 %pattern, i64 17, i1 false)
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; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @llvm.experimental.memset.pattern.p0.i32.i64(ptr %a, i32 %pattern, i64 17, i1 false)
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; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.129 <-> call void @llvm.experimental.memset.pattern.p0.i32.i64(ptr %a, i32 %pattern, i64 17, i1 false)
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entry:
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load i8, ptr %a
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call void @llvm.experimental.memset.pattern(ptr %a, i32 %pattern, i64 17, i1 0)
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%a.gep.1 = getelementptr i8, ptr %a, i32 1
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store i8 0, ptr %a.gep.1
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%a.gep.129 = getelementptr i8, ptr %a, i32 129
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store i8 1, ptr %a.gep.129
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ret void
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}

‎llvm/test/Transforms/DeadStoreElimination/memory-intrinsics-sizes.ll

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@@ -66,6 +66,71 @@ define void @memset_and_store_2(ptr %ptr, i64 %len) {
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ret void
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}
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define void @memset_pattern_equal_size_values(ptr %ptr, i64 %len) {
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; CHECK-LABEL: @memset_pattern_equal_size_values(
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR:%.*]], i8 0, i64 [[LEN:%.*]], i1 false)
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; CHECK-NEXT: ret void
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;
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len, i1 false)
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len, i1 false)
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ret void
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}
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define void @memset_pattern_different_size_values_1(ptr %ptr, i64 %len.1, i64 %len.2) {
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; CHECK-LABEL: @memset_pattern_different_size_values_1(
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR:%.*]], i8 0, i64 [[LEN_1:%.*]], i1 false)
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR]], i8 0, i64 [[LEN_2:%.*]], i1 false)
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; CHECK-NEXT: ret void
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;
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len.1, i1 false)
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len.2, i1 false)
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ret void
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}
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define void @memset_pattern_different_size_values_2(ptr %ptr, i64 %len) {
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; CHECK-LABEL: @memset_pattern_different_size_values_2(
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR:%.*]], i8 0, i64 [[LEN:%.*]], i1 false)
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR]], i8 0, i64 100, i1 false)
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; CHECK-NEXT: ret void
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;
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len, i1 false)
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 100, i1 false)
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ret void
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}
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define void @memset_pattern_different_size_values_3(ptr %ptr, i64 %len) {
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; CHECK-LABEL: @memset_pattern_different_size_values_3(
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR:%.*]], i8 0, i64 100, i1 false)
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR]], i8 0, i64 [[LEN:%.*]], i1 false)
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; CHECK-NEXT: ret void
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;
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 100, i1 false)
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len, i1 false)
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ret void
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}
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define void @memset_pattern_and_store_1(ptr %ptr, i64 %len) {
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; CHECK-LABEL: @memset_pattern_and_store_1(
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; CHECK-NEXT: store i64 123, ptr [[PTR:%.*]], align 4
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR]], i8 0, i64 [[LEN:%.*]], i1 false)
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; CHECK-NEXT: ret void
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;
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store i64 123, ptr %ptr
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len, i1 false)
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ret void
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}
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define void @memset_pattern_and_store_2(ptr %ptr, i64 %len) {
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; CHECK-LABEL: @memset_pattern_and_store_2(
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; CHECK-NEXT: call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 [[PTR:%.*]], i8 0, i64 [[LEN:%.*]], i1 false)
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; CHECK-NEXT: store i64 123, ptr [[PTR]], align 4
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; CHECK-NEXT: ret void
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;
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call void @llvm.experimental.memset.pattern.p0.i8.i64(ptr align 1 %ptr, i8 0, i64 %len, i1 false)
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store i64 123, ptr %ptr
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ret void
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}
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define void @memcpy_equal_size_values(ptr noalias %src, ptr noalias %dst, i64 %len) {
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; CHECK-LABEL: @memcpy_equal_size_values(
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; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr [[DST:%.*]], ptr [[SRC:%.*]], i64 [[LEN:%.*]], i1 false)

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