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TheRock/compiler/amd-llvm/clang/test/AST/HLSL/packoffset.hlsl
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derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

103 lines
3.3 KiB
HLSL

// RUN: %clang_cc1 -triple dxil-unknown-shadermodel6.3-library -S -finclude-default-header -fnative-half-type -fnative-int16-type -ast-dump -x hlsl %s | FileCheck %s
// CHECK: HLSLBufferDecl {{.*}} cbuffer A
cbuffer A
{
// CHECK-NEXT:-HLSLResourceClassAttr {{.*}} Implicit CBuffer
// CHECK-NEXT: HLSLResourceBindingAttr {{.*}} Implicit "" "0"
// CHECK-NEXT: VarDecl {{.*}} A1 'hlsl_constant float4'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 0
float4 A1 : packoffset(c);
// CHECK-NEXT: VarDecl {{.*}} col:11 A2 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 1 0
float A2 : packoffset(c1);
// CHECK-NEXT: VarDecl {{.*}} col:11 A3 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 1 1
float A3 : packoffset(c1.y);
}
// CHECK: HLSLBufferDecl {{.*}} cbuffer B
cbuffer B
{
// CHECK: VarDecl {{.*}} B0 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 1
float B0 : packoffset(c0.g);
// CHECK-NEXT: VarDecl {{.*}} B1 'hlsl_constant double'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 2
double B1 : packoffset(c0.b);
// CHECK-NEXT: VarDecl {{.*}} B2 'hlsl_constant half'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 0
half B2 : packoffset(c0.r);
}
// CHECK: HLSLBufferDecl {{.*}} cbuffer C
cbuffer C
{
// CHECK: VarDecl {{.*}} C0 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 1
float C0 : packoffset(c0.y);
// CHECK-NEXT: VarDecl {{.*}} C1 'hlsl_constant float2'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 2
float2 C1 : packoffset(c0.z);
// CHECK-NEXT: VarDecl {{.*}} C2 'hlsl_constant half'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0
half C2 : packoffset(c0.x);
}
// CHECK: HLSLBufferDecl {{.*}} cbuffer D
cbuffer D
{
// CHECK: VarDecl {{.*}} D0 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 1
float D0 : packoffset(c0.y);
// CHECK-NEXT: VarDecl {{.*}} D1 'hlsl_constant float[2]'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 1 0
float D1[2] : packoffset(c1.x);
// CHECK-NEXT: VarDecl {{.*}} D2 'hlsl_constant half3'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 2 1
half3 D2 : packoffset(c2.y);
// CHECK-NEXT: VarDecl {{.*}} D3 'hlsl_constant double'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 2
double D3 : packoffset(c0.z);
}
struct ST {
float a;
float2 b;
half c;
};
// CHECK: HLSLBufferDecl {{.*}} cbuffer S
cbuffer S {
// CHECK: VarDecl {{.*}} S0 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 1
float S0 : packoffset(c0.y);
// CHECK: VarDecl {{.*}} S1 'hlsl_constant ST'
// CHECK: HLSLPackOffsetAttr {{.*}} 1 0
ST S1 : packoffset(c1);
// CHECK: VarDecl {{.*}} S2 'hlsl_constant double2'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 2 0
double2 S2 : packoffset(c2);
}
struct ST2 {
float s0;
ST s1;
half s2;
};
// CHECK: HLSLBufferDecl {{.*}} cbuffer S2
cbuffer S2 {
// CHECK: VarDecl {{.*}} S20 'hlsl_constant float'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 3
float S20 : packoffset(c0.a);
// CHECK: VarDecl {{.*}} S21 'hlsl_constant ST2'
// CHECK: HLSLPackOffsetAttr {{.*}} 1 0
ST2 S21 : packoffset(c1);
// CHECK: VarDecl {{.*}} S22 'hlsl_constant half'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 3 1
half S22 : packoffset(c3.y);
}