46de3a7064
Get inout/out parameters working for HLSL Arrays. Utilizes the fix from #109323, and corrects the assignment behavior slightly to allow for Non-LValues on the RHS. Closes #106917 --------- Co-authored-by: Chris B <beanz@abolishcrlf.org>
96 lines
3.8 KiB
HLSL
96 lines
3.8 KiB
HLSL
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -ast-dump %s | FileCheck %s
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void fn(float x[2]) { }
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// CHECK: CallExpr {{.*}} 'void'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'void (*)(float[2])' <FunctionToPointerDecay>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'void (float[2])' lvalue Function {{.*}} 'fn' 'void (float[2])'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float[2]' <HLSLArrayRValue>
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void call() {
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float Arr[2] = {0, 0};
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fn(Arr);
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}
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struct Obj {
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float V;
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int X;
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};
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void fn2(Obj O[4]) { }
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// CHECK: CallExpr {{.*}} 'void'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'void (*)(Obj[4])' <FunctionToPointerDecay>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'void (Obj[4])' lvalue Function {{.*}} 'fn2' 'void (Obj[4])'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'Obj[4]' <HLSLArrayRValue>
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void call2() {
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Obj Arr[4] = {};
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fn2(Arr);
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}
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void fn3(float x[2][2]) { }
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// CHECK: CallExpr {{.*}} 'void'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'void (*)(float[2][2])' <FunctionToPointerDecay>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'void (float[2][2])' lvalue Function {{.*}} 'fn3' 'void (float[2][2])'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float[2][2]' <HLSLArrayRValue>
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void call3() {
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float Arr[2][2] = {{0, 0}, {1,1}};
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fn3(Arr);
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}
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// This template function should be instantiated 3 times for the different array
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// types and lengths.
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// CHECK: FunctionTemplateDecl {{.*}} template_fn
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// CHECK-NEXT: TemplateTypeParmDecl {{.*}} referenced typename depth 0 index 0 T
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// CHECK-NEXT: FunctionDecl {{.*}} template_fn 'void (T)'
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// CHECK-NEXT: ParmVarDecl {{.*}} Val 'T'
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// CHECK: FunctionDecl {{.*}} used template_fn 'void (float[2])' implicit_instantiation
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// CHECK-NEXT: TemplateArgument type 'float[2]'
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// CHECK-NEXT: ArrayParameterType {{.*}} 'float[2]' 2
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// CHECK-NEXT: BuiltinType {{.*}} 'float'
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// CHECK-NEXT: ParmVarDecl {{.*}} Val 'float[2]'
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// CHECK: FunctionDecl {{.*}} used template_fn 'void (float[4])' implicit_instantiation
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// CHECK-NEXT: TemplateArgument type 'float[4]'
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// CHECK-NEXT: ArrayParameterType {{.*}} 'float[4]' 4
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// CHECK-NEXT: BuiltinType {{.*}} 'float'
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// CHECK-NEXT: ParmVarDecl {{.*}} Val 'float[4]'
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// CHECK: FunctionDecl {{.*}} used template_fn 'void (int[3])' implicit_instantiation
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// CHECK-NEXT: TemplateArgument type 'int[3]'
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// CHECK-NEXT: ArrayParameterType {{.*}} 'int[3]' 3
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// CHECK-NEXT: BuiltinType {{.*}} 'int'
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// CHECK-NEXT: ParmVarDecl {{.*}} Val 'int[3]'
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template<typename T>
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void template_fn(T Val) {}
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// CHECK: FunctionDecl {{.*}} call 'void (float[2], float[4], int[3])'
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// CHECK: CallExpr {{.*}} 'void'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'void (*)(float[2])' <FunctionToPointerDecay>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'void (float[2])' lvalue Function {{.*}} 'template_fn' 'void (float[2])' (FunctionTemplate {{.*}} 'template_fn')
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float[2]' <HLSLArrayRValue>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'float[2]' lvalue ParmVar {{.*}} 'FA2' 'float[2]'
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// CHECK-NEXT: CallExpr {{.*}} 'void'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'void (*)(float[4])' <FunctionToPointerDecay>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'void (float[4])' lvalue Function {{.*}} 'template_fn' 'void (float[4])' (FunctionTemplate {{.*}} 'template_fn')
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float[4]' <HLSLArrayRValue>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'float[4]' lvalue ParmVar {{.*}} 'FA4' 'float[4]'
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// CHECK-NEXT: CallExpr {{.*}} 'void'
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'void (*)(int[3])' <FunctionToPointerDecay>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'void (int[3])' lvalue Function {{.*}} 'template_fn' 'void (int[3])' (FunctionTemplate {{.*}} 'template_fn')
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'int[3]' <HLSLArrayRValue>
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// CHECK-NEXT: DeclRefExpr {{.*}} 'int[3]' lvalue ParmVar {{.*}} 'IA3' 'int[3]'
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void call(float FA2[2], float FA4[4], int IA3[3]) {
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template_fn(FA2);
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template_fn(FA4);
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template_fn(IA3);
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}
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