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123 lines
5.0 KiB
HLSL
123 lines
5.0 KiB
HLSL
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-library -disable-llvm-passes -emit-llvm -finclude-default-header -o - %s | FileCheck %s
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// CHECK-LABEL: increment
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void increment(inout int Arr[2]) {
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for (int I = 0; I < 2; I++)
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Arr[0] += 2;
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}
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// CHECK-LABEL: arrayCall
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// CHECK: [[A:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 @{{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[Tmp]], ptr align 4 [[A]], i32 8, i1 false)
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// CHECK-NEXT: call void @{{.*}}increment{{.*}}(ptr noalias noundef align 4 [[Tmp]])
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 [[Tmp]], i32 8, i1 false)
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// CHECK-NEXT: [[Idx:%.*]] = getelementptr inbounds [2 x i32], ptr [[A]], i32 0, i32 0
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// CHECK-NEXT: [[B:%.*]] = load i32, ptr [[Idx]], align 4
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// CHECK-NEXT: ret i32 [[B]]
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export int arrayCall() {
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int A[2] = { 0, 1 };
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increment(A);
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return A[0];
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}
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// CHECK-LABEL: fn2
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void fn2(out int Arr[2]) {
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Arr[0] += 5;
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Arr[1] += 6;
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}
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// CHECK-LABEL: arrayCall2
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// CHECK: [[A:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 @{{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void @{{.*}}fn2{{.*}}(ptr noalias noundef align 4 [[Tmp]])
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 [[Tmp]], i32 8, i1 false)
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// CHECK-NEXT: [[Idx:%.*]] = getelementptr inbounds [2 x i32], ptr [[A]], i32 0, i32 0
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// CHECK-NEXT: [[B:%.*]] = load i32, ptr [[Idx]], align 4
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// CHECK-NEXT: ret i32 [[B]]
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export int arrayCall2() {
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int A[2] = { 0, 1 };
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fn2(A);
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return A[0];
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}
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// CHECK-LABEL: nestedCall
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void nestedCall(inout int Arr[2], uint index) {
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if (index < 2) {
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Arr[index] += 2;
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nestedCall(Arr, index+1);
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}
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}
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// CHECK-LABEL: arrayCall3
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// CHECK: [[A:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 @{{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[Tmp]], ptr align 4 [[A]], i32 8, i1 false)
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// CHECK-NEXT: call void @{{.*}}nestedCall{{.*}}(ptr noalias noundef align 4 [[Tmp]], i32 noundef 0)
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 [[Tmp]], i32 8, i1 false)
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// CHECK-NEXT: [[Idx:%.*]] = getelementptr inbounds [2 x i32], ptr [[A]], i32 0, i32 1
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// CHECK-NEXT: [[B:%.*]] = load i32, ptr [[Idx]], align 4
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// CHECK-NEXt: ret i32 [[B]]
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export int arrayCall3() {
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int A[2] = { 0, 1 };
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nestedCall(A, 0);
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return A[1];
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}
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// CHECK-LABEL: outerCall
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// CHECK: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[Tmp]], ptr align 4 %{{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void {{.*}}increment{{.*}}(ptr noalias noundef align 4 [[Tmp]])
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 {{.*}}, ptr align 4 [[Tmp]], i32 8, i1 false)
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// CHECK-NEXT: ret void
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void outerCall(inout int Arr[2]) {
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increment(Arr);
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}
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// CHECK-LABEL: arrayCall4
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// CHECK: [[A:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 @{{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[Tmp]], ptr align 4 [[A]], i32 8, i1 false)
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// CHECK-NEXT: call void @{{.*}}outerCall{{.*}}(ptr noalias noundef align 4 [[Tmp]])
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 [[Tmp]], i32 8, i1 false)
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// CHECK-NEXT: [[Idx:%.*]] = getelementptr inbounds [2 x i32], ptr [[A]], i32 0, i32 0
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// CHECK-NEXT: [[B:%.*]] = load i32, ptr [[Idx]], align 4
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// CHECK-NEXT: ret i32 [[B]]
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export int arrayCall4() {
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int A[2] = { 0, 1 };
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outerCall(A);
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return A[0];
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}
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// CHECK-LABEL: fn3
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void fn3(int Arr[2]) {}
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// CHECK-LABEL: outerCall2
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// CHECK: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[Tmp]], ptr align 4 {{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void {{.*}}fn3{{.*}}(ptr noundef byval([2 x i32]) align 4 [[Tmp]])
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// CHECK-NEXT: ret void
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void outerCall2(inout int Arr[2]) {
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fn3(Arr);
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}
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// CHECK-LABEL: arrayCall5
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// CHECK: [[A:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: [[Tmp:%.*]] = alloca [2 x i32], align 4
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 @{{.*}}, i32 8, i1 false)
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[Tmp]], ptr align 4 [[A]], i32 8, i1 false)
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// CHECK-NEXT: call void @{{.*}}outerCall2{{.*}}(ptr noalias noundef align 4 [[Tmp]])
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// CHECK-NEXT: call void @llvm.memcpy.p0.p0.i32(ptr align 4 [[A]], ptr align 4 [[Tmp]], i32 8, i1 false)
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// CHECK-NEXT: [[Idx:%.*]] = getelementptr inbounds [2 x i32], ptr [[A]], i32 0, i32 0
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// CHECK-NEXT: [[B:%.*]] = load i32, ptr [[Idx]], align 4
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// CHECK-NEXT: ret i32 [[B]]
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export int arrayCall5() {
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int A[2] = { 0, 1 };
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outerCall2(A);
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return A[0];
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}
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