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HLSL: Fix #803: Add shape conversions to the constant-initializer path.

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This commit is contained in:
John Kessenich 2017-04-12 14:56:52 -06:00
parent a8b217fd8b
commit 2051815bcc
4 changed files with 29 additions and 9 deletions
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27
Test/baseResults/hlsl.shapeConv.frag.out
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@ -108,8 +108,14 @@ gl_FragCoord origin is upper left
0:29 Construct vec3 ( temp 3-component vector of float)
0:29 Construct float ( temp float)
0:29 'f1' ( temp 1-component vector of float)
0:31 Branch: Return with expression
0:31 'input' ( in 4-component vector of float)
0:33 Branch: Return with expression
0:33 component-wise multiply ( temp 4-component vector of float)
0:33 'input' ( in 4-component vector of float)
0:33 Constant:
0:33 3.000000
0:33 3.000000
0:33 3.000000
0:33 3.000000
0:? Linker Objects
@ -226,13 +232,19 @@ gl_FragCoord origin is upper left
0:29 Construct vec3 ( temp 3-component vector of float)
0:29 Construct float ( temp float)
0:29 'f1' ( temp 1-component vector of float)
0:31 Branch: Return with expression
0:31 'input' ( in 4-component vector of float)
0:33 Branch: Return with expression
0:33 component-wise multiply ( temp 4-component vector of float)
0:33 'input' ( in 4-component vector of float)
0:33 Constant:
0:33 3.000000
0:33 3.000000
0:33 3.000000
0:33 3.000000
0:? Linker Objects
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 85
// Id's are bound by 88
Capability Shader
1: ExtInstImport "GLSL.std.450"
@ -282,6 +294,8 @@ gl_FragCoord origin is upper left
56: TypeInt 32 0
57: 56(int) Constant 0
62: TypeVector 41(bool) 4
83: 6(float) Constant 1077936128
84: 7(fvec4) ConstantComposite 83 83 83 83
4(main): 2 Function None 3
5: Label
Return
@ -343,5 +357,6 @@ gl_FragCoord origin is upper left
80: 6(float) Load 70(f1)
81: 22(fvec3) CompositeConstruct 80 80 80
82: 7(fvec4) Load 11(input)
ReturnValue 82
85: 7(fvec4) FMul 82 84
ReturnValue 85
FunctionEnd

4
Test/hlsl.shapeConv.frag
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@ -28,5 +28,7 @@ float4 PixelShaderFunction(float4 input, float f) : COLOR0
f1.x;
f1.xxx;
return input;
const float4 f4 = 3.0;
return input * f4;
}

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 date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "Overload400-PrecQual.1995"
#define GLSLANG_REVISION "Overload400-PrecQual.1996"
#define GLSLANG_DATE "12-Apr-2017"

5
hlsl/hlslParseHelper.cpp
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@ -6438,7 +6438,10 @@ TIntermNode* HlslParseContext::executeInitializer(const TSourceLoc& loc, TInterm
// Compile-time tagging of the variable with its constant value...
initializer = intermediate.addConversion(EOpAssign, variable->getType(), initializer);
if (! initializer || ! initializer->getAsConstantUnion() || variable->getType() != initializer->getType()) {
if (initializer != nullptr && variable->getType() != initializer->getType())
initializer = intermediate.addShapeConversion(EOpAssign, variable->getType(), initializer);
if (initializer == nullptr || !initializer->getAsConstantUnion() ||
variable->getType() != initializer->getType()) {
error(loc, "non-matching or non-convertible constant type for const initializer",
variable->getType().getStorageQualifierString(), "");
variable->getWritableType().getQualifier().storage = EvqTemporary;