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HLSL: Support {...} initializer lists that are too short.

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This commit is contained in:
John Kessenich 2016-11-27 17:39:07 -07:00
parent 1c98904014
commit 98ad485321
9 changed files with 397 additions and 9 deletions
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310
Test/baseResults/hlsl.partialInit.frag.out Executable file
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@ -0,0 +1,310 @@
hlsl.partialInit.frag
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:8 Sequence
0:8 move second child to first child (temp 4-component vector of float)
0:8 'gv' (global 4-component vector of float)
0:8 Constant:
0:8 0.000000
0:8 0.000000
0:8 1.000000
0:8 0.000000
0:9 Sequence
0:9 move second child to first child (temp 3-element array of float)
0:9 'gfa' (global 3-element array of float)
0:9 Constant:
0:9 0.000000
0:9 0.000000
0:9 0.000000
0:12 Function Definition: PixelShaderFunction(vf4; (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:12 Function Parameters:
0:12 'input' (layout(location=0 ) in 4-component vector of float)
0:? Sequence
0:13 Sequence
0:13 move second child to first child (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:13 'o2' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:13 Constant:
0:13 3 (const int)
0:13 0.000000
0:13 false (const bool)
0:13 0.000000
0:13 0.000000
0:13 0.000000
0:13 0.000000
0:15 move second child to first child (temp 4-component vector of float)
0:15 v: direct index for structure (temp 4-component vector of float)
0:15 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:15 Constant:
0:15 3 (const int)
0:15 vector-scale (temp 4-component vector of float)
0:15 'gv' (global 4-component vector of float)
0:15 direct index (temp float)
0:15 'gfa' (global 3-element array of float)
0:15 Constant:
0:15 2 (const int)
0:16 Sequence
0:16 move second child to first child (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:16 'o1' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:16 Constant:
0:16 0 (const int)
0:16 0.000000
0:16 false (const bool)
0:16 0.000000
0:16 0.000000
0:16 0.000000
0:16 0.000000
0:19 move second child to first child (temp bool)
0:19 c: direct index for structure (temp bool)
0:19 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:19 Constant:
0:19 2 (const int)
0:19 c: direct index for structure (temp bool)
0:19 'o1' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:19 Constant:
0:19 2 (const int)
0:21 Sequence
0:21 Sequence
0:21 move second child to first child (temp int)
0:? 'a' (layout(location=0 ) out int)
0:21 a: direct index for structure (temp int)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 0 (const int)
0:21 move second child to first child (temp float)
0:? 'b' (layout(location=1 ) out float)
0:21 b: direct index for structure (temp float)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 1 (const int)
0:21 move second child to first child (temp bool)
0:? 'c' (layout(location=2 ) out bool)
0:21 c: direct index for structure (temp bool)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 2 (const int)
0:21 move second child to first child (temp 4-component vector of float)
0:? 'v' (layout(location=3 ) out 4-component vector of float)
0:21 v: direct index for structure (temp 4-component vector of float)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 3 (const int)
0:21 Branch: Return
0:? Linker Objects
0:? 'a' (layout(location=0 ) out int)
0:? 'b' (layout(location=1 ) out float)
0:? 'c' (layout(location=2 ) out bool)
0:? 'v' (layout(location=3 ) out 4-component vector of float)
0:? 'input' (layout(location=0 ) in 4-component vector of float)
0:? 'gv' (global 4-component vector of float)
0:? 'gfa' (global 3-element array of float)
Linked fragment stage:
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:8 Sequence
0:8 move second child to first child (temp 4-component vector of float)
0:8 'gv' (global 4-component vector of float)
0:8 Constant:
0:8 0.000000
0:8 0.000000
0:8 1.000000
0:8 0.000000
0:9 Sequence
0:9 move second child to first child (temp 3-element array of float)
0:9 'gfa' (global 3-element array of float)
0:9 Constant:
0:9 0.000000
0:9 0.000000
0:9 0.000000
0:12 Function Definition: PixelShaderFunction(vf4; (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:12 Function Parameters:
0:12 'input' (layout(location=0 ) in 4-component vector of float)
0:? Sequence
0:13 Sequence
0:13 move second child to first child (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:13 'o2' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:13 Constant:
0:13 3 (const int)
0:13 0.000000
0:13 false (const bool)
0:13 0.000000
0:13 0.000000
0:13 0.000000
0:13 0.000000
0:15 move second child to first child (temp 4-component vector of float)
0:15 v: direct index for structure (temp 4-component vector of float)
0:15 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:15 Constant:
0:15 3 (const int)
0:15 vector-scale (temp 4-component vector of float)
0:15 'gv' (global 4-component vector of float)
0:15 direct index (temp float)
0:15 'gfa' (global 3-element array of float)
0:15 Constant:
0:15 2 (const int)
0:16 Sequence
0:16 move second child to first child (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:16 'o1' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:16 Constant:
0:16 0 (const int)
0:16 0.000000
0:16 false (const bool)
0:16 0.000000
0:16 0.000000
0:16 0.000000
0:16 0.000000
0:19 move second child to first child (temp bool)
0:19 c: direct index for structure (temp bool)
0:19 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:19 Constant:
0:19 2 (const int)
0:19 c: direct index for structure (temp bool)
0:19 'o1' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:19 Constant:
0:19 2 (const int)
0:21 Sequence
0:21 Sequence
0:21 move second child to first child (temp int)
0:? 'a' (layout(location=0 ) out int)
0:21 a: direct index for structure (temp int)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 0 (const int)
0:21 move second child to first child (temp float)
0:? 'b' (layout(location=1 ) out float)
0:21 b: direct index for structure (temp float)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 1 (const int)
0:21 move second child to first child (temp bool)
0:? 'c' (layout(location=2 ) out bool)
0:21 c: direct index for structure (temp bool)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 2 (const int)
0:21 move second child to first child (temp 4-component vector of float)
0:? 'v' (layout(location=3 ) out 4-component vector of float)
0:21 v: direct index for structure (temp 4-component vector of float)
0:21 'o4' (temp structure{temp int a, temp float b, temp bool c, temp 4-component vector of float v})
0:21 Constant:
0:21 3 (const int)
0:21 Branch: Return
0:? Linker Objects
0:? 'a' (layout(location=0 ) out int)
0:? 'b' (layout(location=1 ) out float)
0:? 'c' (layout(location=2 ) out bool)
0:? 'v' (layout(location=3 ) out 4-component vector of float)
0:? 'input' (layout(location=0 ) in 4-component vector of float)
0:? 'gv' (global 4-component vector of float)
0:? 'gfa' (global 3-element array of float)
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 66
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "PixelShaderFunction" 45 50 56 60 65
ExecutionMode 4 OriginUpperLeft
Name 4 "PixelShaderFunction"
Name 9 "gv"
Name 17 "gfa"
Name 21 "outs"
MemberName 21(outs) 0 "a"
MemberName 21(outs) 1 "b"
MemberName 21(outs) 2 "c"
MemberName 21(outs) 3 "v"
Name 23 "o2"
Name 28 "o4"
Name 37 "o1"
Name 45 "a"
Name 50 "b"
Name 56 "c"
Name 60 "v"
Name 65 "input"
Decorate 45(a) Location 0
Decorate 50(b) Location 1
Decorate 56(c) Location 2
Decorate 60(v) Location 3
Decorate 65(input) Location 0
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 4
8: TypePointer Private 7(fvec4)
9(gv): 8(ptr) Variable Private
10: 6(float) Constant 0
11: 6(float) Constant 1065353216
12: 7(fvec4) ConstantComposite 10 10 11 10
13: TypeInt 32 0
14: 13(int) Constant 3
15: TypeArray 6(float) 14
16: TypePointer Private 15
17(gfa): 16(ptr) Variable Private
18: 15 ConstantComposite 10 10 10
19: TypeInt 32 1
20: TypeBool
21(outs): TypeStruct 19(int) 6(float) 20(bool) 7(fvec4)
22: TypePointer Function 21(outs)
24: 19(int) Constant 3
25: 20(bool) ConstantFalse
26: 7(fvec4) ConstantComposite 10 10 10 10
27: 21(outs) ConstantComposite 24 10 25 26
30: 19(int) Constant 2
31: TypePointer Private 6(float)
35: TypePointer Function 7(fvec4)
38: 19(int) Constant 0
39: 21(outs) ConstantComposite 38 10 25 26
40: TypePointer Function 20(bool)
44: TypePointer Output 19(int)
45(a): 44(ptr) Variable Output
46: TypePointer Function 19(int)
49: TypePointer Output 6(float)
50(b): 49(ptr) Variable Output
51: 19(int) Constant 1
52: TypePointer Function 6(float)
55: TypePointer Output 20(bool)
56(c): 55(ptr) Variable Output
59: TypePointer Output 7(fvec4)
60(v): 59(ptr) Variable Output
64: TypePointer Input 7(fvec4)
65(input): 64(ptr) Variable Input
4(PixelShaderFunction): 2 Function None 3
5: Label
23(o2): 22(ptr) Variable Function
28(o4): 22(ptr) Variable Function
37(o1): 22(ptr) Variable Function
Store 9(gv) 12
Store 17(gfa) 18
Store 23(o2) 27
29: 7(fvec4) Load 9(gv)
32: 31(ptr) AccessChain 17(gfa) 30
33: 6(float) Load 32
34: 7(fvec4) VectorTimesScalar 29 33
36: 35(ptr) AccessChain 28(o4) 24
Store 36 34
Store 37(o1) 39
41: 40(ptr) AccessChain 37(o1) 30
42: 20(bool) Load 41
43: 40(ptr) AccessChain 28(o4) 30
Store 43 42
47: 46(ptr) AccessChain 28(o4) 38
48: 19(int) Load 47
Store 45(a) 48
53: 52(ptr) AccessChain 28(o4) 51
54: 6(float) Load 53
Store 50(b) 54
57: 40(ptr) AccessChain 28(o4) 30
58: 20(bool) Load 57
Store 56(c) 58
61: 35(ptr) AccessChain 28(o4) 24
62: 7(fvec4) Load 61
Store 60(v) 62
Return
FunctionEnd

22
Test/hlsl.partialInit.frag Executable file
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@ -0,0 +1,22 @@
struct outs {
int a;
float b;
bool c;
float4 v;
};
static float4 gv = {0,0,1};
static float gfa[3] = {0,0};
outs PixelShaderFunction(float4 input) : COLOR0
{
outs o2 = { 3 };
outs o4;
o4.v = gv * gfa[2];
outs o1 = { };
// outs o3 = (outs)0;
// o4 = (outs)0;
o4.c = o1.c;
return o4;
}

2
glslang/Include/revision.h
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@ -2,5 +2,5 @@
// For the version, it uses the latest git tag followed by the number of commits. // For the version, it uses the latest git tag followed by the number of commits.
// For the date, it uses the current date (when then script is run). // For the date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "Overload400-PrecQual.1664" #define GLSLANG_REVISION "Overload400-PrecQual.1665"
#define GLSLANG_DATE "27-Nov-2016" #define GLSLANG_DATE "27-Nov-2016"

12
glslang/MachineIndependent/Intermediate.cpp
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@ -858,6 +858,7 @@ bool TIntermediate::canImplicitlyPromote(TBasicType from, TBasicType to, TOperat
case EOpLogicalAnd: case EOpLogicalAnd:
case EOpLogicalOr: case EOpLogicalOr:
case EOpLogicalXor: case EOpLogicalXor:
case EOpConstructStruct:
return true; return true;
default: default:
break; break;
@ -1184,6 +1185,17 @@ TIntermAggregate* TIntermediate::makeAggregate(TIntermNode* node, const TSourceL
return aggNode; return aggNode;
} }
//
// Make an aggregate with an empty sequence.
//
TIntermAggregate* TIntermediate::makeAggregate(const TSourceLoc& loc)
{
TIntermAggregate* aggNode = new TIntermAggregate;
aggNode->setLoc(loc);
return aggNode;
}
// //
// For "if" test nodes. There are three children; a condition, // For "if" test nodes. There are three children; a condition,
// a true path, and a false path. The two paths are in the // a true path, and a false path. The two paths are in the

1
glslang/MachineIndependent/localintermediate.h
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@ -221,6 +221,7 @@ public:
TIntermAggregate* growAggregate(TIntermNode* left, TIntermNode* right, const TSourceLoc&); TIntermAggregate* growAggregate(TIntermNode* left, TIntermNode* right, const TSourceLoc&);
TIntermAggregate* makeAggregate(TIntermNode* node); TIntermAggregate* makeAggregate(TIntermNode* node);
TIntermAggregate* makeAggregate(TIntermNode* node, const TSourceLoc&); TIntermAggregate* makeAggregate(TIntermNode* node, const TSourceLoc&);
TIntermAggregate* makeAggregate(const TSourceLoc&);
TIntermTyped* setAggregateOperator(TIntermNode*, TOperator, const TType& type, TSourceLoc); TIntermTyped* setAggregateOperator(TIntermNode*, TOperator, const TType& type, TSourceLoc);
bool areAllChildConst(TIntermAggregate* aggrNode); bool areAllChildConst(TIntermAggregate* aggrNode);
TIntermNode* addSelection(TIntermTyped* cond, TIntermNodePair code, const TSourceLoc&); TIntermNode* addSelection(TIntermTyped* cond, TIntermNodePair code, const TSourceLoc&);

1
gtests/Hlsl.FromFile.cpp
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@ -157,6 +157,7 @@ INSTANTIATE_TEST_CASE_P(
{"hlsl.numericsuffixes.frag", "main"}, {"hlsl.numericsuffixes.frag", "main"},
{"hlsl.numthreads.comp", "main_aux1"}, {"hlsl.numthreads.comp", "main_aux1"},
{"hlsl.overload.frag", "PixelShaderFunction"}, {"hlsl.overload.frag", "PixelShaderFunction"},
{"hlsl.partialInit.frag", "PixelShaderFunction"},
{"hlsl.pp.line.frag", "main"}, {"hlsl.pp.line.frag", "main"},
{"hlsl.precise.frag", "main"}, {"hlsl.precise.frag", "main"},
{"hlsl.promote.binary.frag", "main"}, {"hlsl.promote.binary.frag", "main"},

12
hlsl/hlslGrammar.cpp
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@ -1896,7 +1896,8 @@ bool HlslGrammar::acceptExpression(TIntermTyped*& node)
} }
// initializer // initializer
// : LEFT_BRACE initializer_list RIGHT_BRACE // : LEFT_BRACE RIGHT_BRACE
// | LEFT_BRACE initializer_list RIGHT_BRACE
// //
// initializer_list // initializer_list
// : assignment_expression COMMA assignment_expression COMMA ... // : assignment_expression COMMA assignment_expression COMMA ...
@ -1907,8 +1908,15 @@ bool HlslGrammar::acceptInitializer(TIntermTyped*& node)
if (! acceptTokenClass(EHTokLeftBrace)) if (! acceptTokenClass(EHTokLeftBrace))
return false; return false;
// initializer_list // RIGHT_BRACE
TSourceLoc loc = token.loc; TSourceLoc loc = token.loc;
if (acceptTokenClass(EHTokRightBrace)) {
// a zero-length initializer list
node = intermediate.makeAggregate(loc);
return true;
}
// initializer_list
node = nullptr; node = nullptr;
do { do {
// assignment_expression // assignment_expression

45
hlsl/hlslParseHelper.cpp
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@ -4594,7 +4594,8 @@ TIntermNode* HlslParseContext::executeInitializer(const TSourceLoc& loc, TInterm
// constructor-style subtree, allowing the rest of the code to operate // constructor-style subtree, allowing the rest of the code to operate
// identically for both kinds of initializers. // identically for both kinds of initializers.
// //
initializer = convertInitializerList(loc, variable->getType(), initializer); if (initializer->getAsAggregate() && initializer->getAsAggregate()->getOp() == EOpNull)
initializer = convertInitializerList(loc, variable->getType(), initializer);
if (! initializer) { if (! initializer) {
// error recovery; don't leave const without constant values // error recovery; don't leave const without constant values
if (qualifier == EvqConst) if (qualifier == EvqConst)
@ -4679,8 +4680,15 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
// see if we have bottomed out in the tree within the initializer-list part // see if we have bottomed out in the tree within the initializer-list part
TIntermAggregate* initList = initializer->getAsAggregate(); TIntermAggregate* initList = initializer->getAsAggregate();
if (! initList || initList->getOp() != EOpNull) if (! initList || initList->getOp() != EOpNull) {
return initializer; // We don't have a list, but if it's a scalar and the 'type' is a
// composite, we need to lengthen below to make it useful.
// Otherwise, this is an already formed object to initialize with.
if (type.isScalar() || !initializer->getType().isScalar())
return initializer;
else
initList = intermediate.makeAggregate(initializer);
}
// Of the initializer-list set of nodes, need to process bottom up, // Of the initializer-list set of nodes, need to process bottom up,
// so recurse deep, then process on the way up. // so recurse deep, then process on the way up.
@ -4694,7 +4702,8 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
arrayType.newArraySizes(*type.getArraySizes()); // but get a fresh copy of the array information, to edit below arrayType.newArraySizes(*type.getArraySizes()); // but get a fresh copy of the array information, to edit below
// edit array sizes to fill in unsized dimensions // edit array sizes to fill in unsized dimensions
arrayType.changeOuterArraySize((int)initList->getSequence().size()); if (type.isImplicitlySizedArray())
arrayType.changeOuterArraySize((int)initList->getSequence().size());
TIntermTyped* firstInit = initList->getSequence()[0]->getAsTyped(); TIntermTyped* firstInit = initList->getSequence()[0]->getAsTyped();
if (arrayType.isArrayOfArrays() && firstInit->getType().isArray() && if (arrayType.isArrayOfArrays() && firstInit->getType().isArray() &&
arrayType.getArraySizes().getNumDims() == firstInit->getType().getArraySizes()->getNumDims() + 1) { arrayType.getArraySizes().getNumDims() == firstInit->getType().getArraySizes()->getNumDims() + 1) {
@ -4704,8 +4713,12 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
} }
} }
// lengthen list to be long enough
lengthenList(loc, initList->getSequence(), arrayType.getOuterArraySize());
// recursively process each element
TType elementType(arrayType, 0); // dereferenced type TType elementType(arrayType, 0); // dereferenced type
for (size_t i = 0; i < initList->getSequence().size(); ++i) { for (int i = 0; i < arrayType.getOuterArraySize(); ++i) {
initList->getSequence()[i] = convertInitializerList(loc, elementType, initList->getSequence()[i]->getAsTyped()); initList->getSequence()[i] = convertInitializerList(loc, elementType, initList->getSequence()[i]->getAsTyped());
if (initList->getSequence()[i] == nullptr) if (initList->getSequence()[i] == nullptr)
return nullptr; return nullptr;
@ -4713,6 +4726,9 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
return addConstructor(loc, initList, arrayType); return addConstructor(loc, initList, arrayType);
} else if (type.isStruct()) { } else if (type.isStruct()) {
// lengthen list to be long enough
lengthenList(loc, initList->getSequence(), type.getStruct()->size());
if (type.getStruct()->size() != initList->getSequence().size()) { if (type.getStruct()->size() != initList->getSequence().size()) {
error(loc, "wrong number of structure members", "initializer list", ""); error(loc, "wrong number of structure members", "initializer list", "");
return nullptr; return nullptr;
@ -4728,6 +4744,9 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
// a series of rows and columns. We can just use the list directly as // a series of rows and columns. We can just use the list directly as
// a constructor; no further processing needed. // a constructor; no further processing needed.
} else { } else {
// lengthen list to be long enough
lengthenList(loc, initList->getSequence(), type.getMatrixCols());
if (type.getMatrixCols() != (int)initList->getSequence().size()) { if (type.getMatrixCols() != (int)initList->getSequence().size()) {
error(loc, "wrong number of matrix columns:", "initializer list", type.getCompleteString().c_str()); error(loc, "wrong number of matrix columns:", "initializer list", type.getCompleteString().c_str());
return nullptr; return nullptr;
@ -4740,6 +4759,10 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
} }
} }
} else if (type.isVector()) { } else if (type.isVector()) {
// lengthen list to be long enough
lengthenList(loc, initList->getSequence(), type.getVectorSize());
// error check; we're at bottom, so work is finished below
if (type.getVectorSize() != (int)initList->getSequence().size()) { if (type.getVectorSize() != (int)initList->getSequence().size()) {
error(loc, "wrong vector size (or rows in a matrix column):", "initializer list", type.getCompleteString().c_str()); error(loc, "wrong vector size (or rows in a matrix column):", "initializer list", type.getCompleteString().c_str());
return nullptr; return nullptr;
@ -4749,7 +4772,7 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
error(loc, "scalar expected one element:", "initializer list", type.getCompleteString().c_str()); error(loc, "scalar expected one element:", "initializer list", type.getCompleteString().c_str());
return nullptr; return nullptr;
} }
} else { } else {
error(loc, "unexpected initializer-list type:", "initializer list", type.getCompleteString().c_str()); error(loc, "unexpected initializer-list type:", "initializer list", type.getCompleteString().c_str());
return nullptr; return nullptr;
} }
@ -4761,9 +4784,19 @@ TIntermTyped* HlslParseContext::convertInitializerList(const TSourceLoc& loc, co
emulatedConstructorArguments = initList->getSequence()[0]; emulatedConstructorArguments = initList->getSequence()[0];
else else
emulatedConstructorArguments = initList; emulatedConstructorArguments = initList;
return addConstructor(loc, emulatedConstructorArguments, type); return addConstructor(loc, emulatedConstructorArguments, type);
} }
// Lengthen list to be long enough to cover any gap from the current list size
// to 'size'. If the list is longer, do nothing.
// The value to lengthen with is the default for short lists.
void HlslParseContext::lengthenList(const TSourceLoc& loc, TIntermSequence& list, int size)
{
for (int c = (int)list.size(); c < size; ++c)
list.push_back(intermediate.addConstantUnion(0, loc));
}
// //
// Test for the correctness of the parameters passed to various constructor functions // Test for the correctness of the parameters passed to various constructor functions
// and also convert them to the right data type, if allowed and required. // and also convert them to the right data type, if allowed and required.

1
hlsl/hlslParseHelper.h
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@ -128,6 +128,7 @@ public:
const TFunction* findFunction(const TSourceLoc& loc, const TFunction& call, bool& builtIn); const TFunction* findFunction(const TSourceLoc& loc, const TFunction& call, bool& builtIn);
void declareTypedef(const TSourceLoc&, TString& identifier, const TType&, TArraySizes* typeArray = 0); void declareTypedef(const TSourceLoc&, TString& identifier, const TType&, TArraySizes* typeArray = 0);
TIntermNode* declareVariable(const TSourceLoc&, TString& identifier, TType&, TIntermTyped* initializer = 0); TIntermNode* declareVariable(const TSourceLoc&, TString& identifier, TType&, TIntermTyped* initializer = 0);
void lengthenList(const TSourceLoc&, TIntermSequence& list, int size);
TIntermTyped* addConstructor(const TSourceLoc&, TIntermNode*, const TType&); TIntermTyped* addConstructor(const TSourceLoc&, TIntermNode*, const TType&);
TIntermTyped* constructAggregate(TIntermNode*, const TType&, int, const TSourceLoc&); TIntermTyped* constructAggregate(TIntermNode*, const TType&, int, const TSourceLoc&);
TIntermTyped* constructBuiltIn(const TType&, TOperator, TIntermTyped*, const TSourceLoc&, bool subset); TIntermTyped* constructBuiltIn(const TType&, TOperator, TIntermTyped*, const TSourceLoc&, bool subset);