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Check for linking multiple ES shaders to the same stage

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This commit is contained in:
Thomas Perl 2016-05-25 09:26:43 +02:00
parent 0bb546f8ae
commit 7bfd08d21c
6 changed files with 21 additions and 168 deletions
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11
Test/baseResults/empty.frag.out
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@ -13,14 +13,5 @@ Shader version: 110
0:? Sequence
0:? Linker Objects
Linked fragment stage:
ERROR: Linking fragment stage: Cannot mix ES profile with non-ES profile shaders
ERROR: Linking fragment stage: Missing entry point: Each stage requires one "void main()" entry point
Shader version: 110
0:? Sequence
0:? Linker Objects
ERROR: Cannot mix ES profile with non-ES profile shaders

23
Test/baseResults/es-link1.frag.out
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@ -23,26 +23,5 @@ Shader version: 100
0:? Linker Objects
0:? 'varyingColor' (smooth in mediump 4-component vector of float)
Linked fragment stage:
Shader version: 100
0:? Sequence
0:5 Function Definition: main( (global void)
0:5 Function Parameters:
0:7 Sequence
0:7 move second child to first child (temp mediump 4-component vector of float)
0:7 'gl_FragColor' (fragColor mediump 4-component vector of float FragColor)
0:7 Function Call: calculateColor( (global mediump 4-component vector of float)
0:5 Function Definition: calculateColor( (global mediump 4-component vector of float)
0:5 Function Parameters:
0:7 Sequence
0:7 Branch: Return with expression
0:7 vector-scale (temp mediump 4-component vector of float)
0:7 'varyingColor' (smooth in mediump 4-component vector of float)
0:7 Constant:
0:7 0.500000
0:? Linker Objects
0:? 'varyingColor' (smooth in mediump 4-component vector of float)
ERROR: Cannot attach multiple ES shaders of the same type to a single program

133
Test/baseResults/link1.frag.out
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@ -158,136 +158,5 @@ Requested GL_OES_texture_3D
0:? Linker Objects
0:? 'iv3' (smooth in highp 2-component vector of float)
Linked fragment stage:
ERROR: Linking fragment stage: Types must match:
glass: "uniform 3-component vector of float" versus "uniform 2-component vector of float"
ERROR: Linking fragment stage: Interpolation and auxiliary storage qualifiers must match:
cup: "smooth in 4-component vector of float" versus "flat in 4-component vector of float"
ERROR: Linking fragment stage: Initializers must match:
cv3e
ERROR: Linking fragment stage: Initializers must match:
um2e
ERROR: Linking fragment stage: Initializers must match:
se
ERROR: Linking fragment stage: Cannot mix ES profile with non-ES profile shaders
ERROR: Linking fragment stage: Types must match:
ERROR: Linking fragment stage: Precision qualifiers must match:
iv3: "smooth in 3-component vector of float" versus "smooth in highp 2-component vector of float"
Shader version: 300
Requested GL_OES_EGL_image_external
Requested GL_OES_standard_derivatives
Requested GL_OES_texture_3D
0:? Sequence
0:8 Sequence
0:8 move second child to first child (temp 4-component vector of float)
0:8 'a' (global 4-component vector of float)
0:8 vector-scale (temp 4-component vector of float)
0:8 Constant:
0:8 8.000000
0:8 'uv4' (uniform 4-component vector of float)
0:13 Function Definition: main( (global void)
0:13 Function Parameters:
0:17 Sequence
0:17 move second child to first child (temp 4-component vector of float)
0:17 'b' (global 4-component vector of float)
0:17 vector-scale (temp 4-component vector of float)
0:17 Constant:
0:17 8.000000
0:17 'a' (global 4-component vector of float)
0:19 Function Definition: foo(mf22; (global 2-component vector of int)
0:19 Function Parameters:
0:19 'm' (in 2X2 matrix of float)
0:21 Sequence
0:21 Branch: Return with expression
0:21 Convert float to int (temp 2-component vector of int)
0:21 direct index (temp 2-component vector of float)
0:21 'm' (in 2X2 matrix of float)
0:21 Constant:
0:21 0 (const int)
0:24 Sequence
0:24 move second child to first child (temp 4-component vector of float)
0:24 'c' (global 4-component vector of float)
0:24 component-wise multiply (temp 4-component vector of float)
0:24 'b' (global 4-component vector of float)
0:24 'b' (global 4-component vector of float)
0:8 Sequence
0:8 move second child to first child (temp 4-component vector of float)
0:8 'd' (global 4-component vector of float)
0:8 vector-scale (temp 4-component vector of float)
0:8 Constant:
0:8 8.000000
0:8 'uv4' (uniform 4-component vector of float)
0:13 Sequence
0:13 move second child to first child (temp 4-component vector of float)
0:13 'e' (global 4-component vector of float)
0:13 vector-scale (temp 4-component vector of float)
0:13 Constant:
0:13 8.000000
0:13 'd' (global 4-component vector of float)
0:15 Function Definition: foo( (global 2-component vector of int)
0:15 Function Parameters:
0:17 Sequence
0:17 Branch: Return with expression
0:17 Constant:
0:17 2 (const int)
0:17 2 (const int)
0:20 Sequence
0:20 move second child to first child (temp 4-component vector of float)
0:20 'f' (global 4-component vector of float)
0:20 component-wise multiply (temp 4-component vector of float)
0:20 'e' (global 4-component vector of float)
0:20 'e' (global 4-component vector of float)
0:? Linker Objects
0:? 'uv4' (uniform 4-component vector of float)
0:? 'glass' (uniform 3-component vector of float)
0:? 'ci' (const int)
0:? 8 (const int)
0:? 'a' (global 4-component vector of float)
0:? 'iv3' (smooth in 3-component vector of float)
0:? 'cup' (smooth in 4-component vector of float)
0:? 'b' (global 4-component vector of float)
0:? 'c' (global 4-component vector of float)
0:? 'cv3' (const 3-component vector of float)
0:? 43.000000
0:? 0.340000
0:? 9.900000
0:? 'cv3n' (const 3-component vector of float)
0:? 43.000000
0:? 0.340000
0:? 9.900000
0:? 'cv3e' (const 3-component vector of float)
0:? 43.000000
0:? 0.340000
0:? 9.900000
0:? 'um2' (uniform 2X2 matrix of float)
0:? 4.000000
0:? 0.000000
0:? 0.000000
0:? 4.000000
0:? 'um2n' (uniform 2X2 matrix of float)
0:? 4.000000
0:? 0.000000
0:? 0.000000
0:? 4.000000
0:? 'um2e' (uniform 2X2 matrix of float)
0:? 4.000000
0:? 0.000000
0:? 0.000000
0:? 4.000000
0:? 's' (uniform structure{global int a, global float b})
0:? 82 (const int)
0:? 3.900000
0:? 'sn' (uniform structure{global int a, global float b})
0:? 82 (const int)
0:? 3.900000
0:? 'se' (uniform structure{global int a, global float b})
0:? 82 (const int)
0:? 3.900000
0:? 'd' (global 4-component vector of float)
0:? 'e' (global 4-component vector of float)
0:? 'f' (global 4-component vector of float)
ERROR: Cannot mix ES profile with non-ES profile shaders

17
glslang/MachineIndependent/ShaderLang.cpp
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@ -1526,6 +1526,23 @@ bool TProgram::linkStage(EShLanguage stage, EShMessages messages)
if (stages[stage].size() == 0)
return true;
int numEsShaders = 0, numNonEsShaders = 0;
for (auto it = stages[stage].begin(); it != stages[stage].end(); ++it) {
if ((*it)->intermediate->getProfile() == EEsProfile) {
numEsShaders++;
} else {
numNonEsShaders++;
}
}
if (numEsShaders > 0 && numNonEsShaders > 0) {
infoSink->info.message(EPrefixError, "Cannot mix ES profile with non-ES profile shaders");
return false;
} else if (numEsShaders > 1) {
infoSink->info.message(EPrefixError, "Cannot attach multiple ES shaders of the same type to a single program");
return false;
}
//
// Be efficient for the common single compilation unit per stage case,
// reusing it's TIntermediate instead of merging into a new one.

4
glslang/MachineIndependent/linkValidate.cpp
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@ -86,10 +86,6 @@ void TIntermediate::merge(TInfoSink& infoSink, TIntermediate& unit)
numPushConstants += unit.numPushConstants;
callGraph.insert(callGraph.end(), unit.callGraph.begin(), unit.callGraph.end());
if ((profile != EEsProfile && unit.profile == EEsProfile) ||
(profile == EEsProfile && unit.profile != EEsProfile))
error(infoSink, "Cannot mix ES profile with non-ES profile shaders\n");
if (originUpperLeft != unit.originUpperLeft || pixelCenterInteger != unit.pixelCenterInteger)
error(infoSink, "gl_FragCoord redeclarations must match across shaders\n");

1
gtests/Link.FromFile.cpp
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@ -99,6 +99,7 @@ INSTANTIATE_TEST_CASE_P(
{"empty.frag", "empty2.frag", "empty3.frag"},
{"150.tesc", "150.tese", "400.tesc", "400.tese", "410.tesc", "420.tesc", "420.tese"},
{"max_vertices_0.geom"},
{"es-link1.frag", "es-link2.frag"},
})),
);
// clang-format on