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Hlsl fixes #286

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Merged
DragonJoker merged 6 commits into from
Feb 3, 2026
Merged

Hlsl fixes #286

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f522ebc
Writer: Added a static_assert to ensure parameters of ReturnWrapperT:…
DragonJoker Feb 3, 2026
ea4eb7c
HLSL: Fixed missing uniform flag for shader buffer variable.
DragonJoker Feb 3, 2026
f11406e
HLSL: Fixed handling of some missing wave intrinsics.
DragonJoker Feb 3, 2026
e99f3aa
HLSL: Removed braces around single line if/for/while blocks.
DragonJoker Feb 3, 2026
e404d36
AST: Uniform variables are now always considered used.
DragonJoker Feb 3, 2026
02fb40f
SPIRV: Disabled variable loading for the first parameter of atomic in…
DragonJoker Feb 3, 2026
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1 change: 1 addition & 0 deletions include/ShaderWriter/BaseTypes/ReturnWrapper.inl
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,7 @@ namespace sdw
template< typename T >
ReturnWrapperT< ValueT > & ReturnWrapperT< ValueT >::operator=( T const & rhs )
{
static_assert( areCompatible< ValueT, T > );
auto & writer = *this->getWriter();
this->m_expr = sdw::makeAssign( this->getType()
, makeExpr( writer, *this )
Expand Down
3 changes: 2 additions & 1 deletion source/CompilerHlsl/HlslAdaptStatements.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -472,7 +472,8 @@ namespace hlsl
, m_exprCache.makeIdentifier( m_typesCache
, ast::var::makeVariable( m_adaptationData.getNextVarId()
, m_typesCache.getArray( ssboVar->getType(), 1u )
, ssboVar->getName() ) )
, ssboVar->getName()
, uint64_t( ast::var::Flag::eUniform ) ) )
, m_exprCache.makeLiteral( m_typesCache, 0 ) )
, mbrIndex
, uint64_t( ast::var::Flag::eUniform ) ) );
Expand Down
34 changes: 27 additions & 7 deletions source/CompilerHlsl/HlslGenerateStatements.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1282,19 +1282,20 @@
void visitCompoundStmt( ast::stmt::Compound const * stmt )override
{
doAppendLineEnd();
m_result += "\n" + m_indent + "{\n";
m_result += "\n";
if ( !m_allowSingleLineCompound || stmt->size() > 1u )
m_result += m_indent + "{\n";
auto save = m_indent;
m_indent += "\t";
visitContainerStmt( stmt );
m_indent = save;

if ( m_appendSemiColon )
if ( !m_allowSingleLineCompound || stmt->size() > 1u )
{
m_result += m_indent + "};\n";
}
else
{
m_result += m_indent + "}\n";
if ( m_appendSemiColon )
m_result += m_indent + "};\n";
else
m_result += m_indent + "}\n";
}
}

Expand All @@ -1304,7 +1305,10 @@
doAppendLineEnd();
m_result += m_indent + "do";
m_appendSemiColon = false;
auto save = m_allowSingleLineCompound;
m_allowSingleLineCompound = true;
visitCompoundStmt( stmt );
m_allowSingleLineCompound = save;
m_result += m_indent + "while (" + doSubmit( *stmt->getCtrlExpr() ) + ");\n";
m_appendLineEnd = true;
}
Expand All @@ -1314,7 +1318,10 @@
m_result += m_indent + "else if (" + doSubmit( *stmt->getCtrlExpr() ) + ")";
m_appendSemiColon = false;
m_appendLineEnd = false;
auto save = m_allowSingleLineCompound;
m_allowSingleLineCompound = true;

Check warning on line 1322 in source/CompilerHlsl/HlslGenerateStatements.cpp

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Codecov / codecov/patch

source/CompilerHlsl/HlslGenerateStatements.cpp#L1321-L1322 

Added lines #L1321 - L1322 were not covered by tests
visitCompoundStmt( stmt );
m_allowSingleLineCompound = save;

Check warning on line 1324 in source/CompilerHlsl/HlslGenerateStatements.cpp

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Codecov / codecov/patch

source/CompilerHlsl/HlslGenerateStatements.cpp#L1324 

Added line #L1324 was not covered by tests
m_appendLineEnd = true;
}

Expand All @@ -1323,7 +1330,10 @@
m_result += m_indent + "else";
m_appendSemiColon = false;
m_appendLineEnd = false;
auto save = m_allowSingleLineCompound;
m_allowSingleLineCompound = true;
visitCompoundStmt( stmt );
m_allowSingleLineCompound = save;
m_appendLineEnd = true;
}

Expand All @@ -1334,9 +1344,12 @@
m_result += m_indent + "for (" + doSubmit( *stmt->getInitExpr() ) + "; ";
m_result += doSubmit( *stmt->getCtrlExpr() ) + "; ";
m_result += doSubmit( *stmt->getIncrExpr() ) + ")";
auto save = m_allowSingleLineCompound;
m_allowSingleLineCompound = true;

Check warning on line 1348 in source/CompilerHlsl/HlslGenerateStatements.cpp

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Codecov / codecov/patch

source/CompilerHlsl/HlslGenerateStatements.cpp#L1347-L1348 

Added lines #L1347 - L1348 were not covered by tests
m_appendSemiColon = false;
visitCompoundStmt( stmt );
m_appendLineEnd = true;
m_allowSingleLineCompound = save;

Check warning on line 1352 in source/CompilerHlsl/HlslGenerateStatements.cpp

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Codecov / codecov/patch

source/CompilerHlsl/HlslGenerateStatements.cpp#L1352 

Added line #L1352 was not covered by tests
}

void visitFragmentLayoutStmt( ast::stmt::FragmentLayout const * stmt )override
Expand Down Expand Up @@ -1626,7 +1639,10 @@
doAppendLineEnd();
m_result += m_indent + "if (" + doSubmit( *stmt->getCtrlExpr() ) + ")";
m_appendSemiColon = false;
auto save = m_allowSingleLineCompound;
m_allowSingleLineCompound = true;
visitCompoundStmt( stmt );
m_allowSingleLineCompound = save;

for ( auto & elseIf : stmt->getElseIfList() )
{
Expand Down Expand Up @@ -1882,7 +1898,10 @@
doAppendLineEnd();
m_result += m_indent + "while (" + doSubmit( *stmt->getCtrlExpr() ) + ")";
m_appendSemiColon = false;
auto save = m_allowSingleLineCompound;
m_allowSingleLineCompound = true;

Check warning on line 1902 in source/CompilerHlsl/HlslGenerateStatements.cpp

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Codecov / codecov/patch

source/CompilerHlsl/HlslGenerateStatements.cpp#L1901-L1902 

Added lines #L1901 - L1902 were not covered by tests
visitCompoundStmt( stmt );
m_allowSingleLineCompound = save;

Check warning on line 1904 in source/CompilerHlsl/HlslGenerateStatements.cpp

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Codecov / codecov/patch

source/CompilerHlsl/HlslGenerateStatements.cpp#L1904 

Added line #L1904 was not covered by tests
m_appendLineEnd = true;
}

Expand Down Expand Up @@ -1928,6 +1947,7 @@
std::string & m_result;
bool m_appendSemiColon{ false };
bool m_appendLineEnd{ false };
bool m_allowSingleLineCompound{ false };
};
}

Expand Down
104 changes: 82 additions & 22 deletions source/CompilerHlsl/HlslIntrinsicConfig.hpp
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Expand Up @@ -636,6 +636,28 @@ namespace hlsl
case ast::expr::Intrinsic::eSubgroupBroadcastFirst3D:
case ast::expr::Intrinsic::eSubgroupBroadcastFirst4D:
case ast::expr::Intrinsic::eSubgroupBallot:
case ast::expr::Intrinsic::eSubgroupBallotBitCount:
case ast::expr::Intrinsic::eSubgroupBallotExclusiveBitCount:
case ast::expr::Intrinsic::eSubgroupShuffle1F:
case ast::expr::Intrinsic::eSubgroupShuffle2F:
case ast::expr::Intrinsic::eSubgroupShuffle3F:
case ast::expr::Intrinsic::eSubgroupShuffle4F:
case ast::expr::Intrinsic::eSubgroupShuffle1I:
case ast::expr::Intrinsic::eSubgroupShuffle2I:
case ast::expr::Intrinsic::eSubgroupShuffle3I:
case ast::expr::Intrinsic::eSubgroupShuffle4I:
case ast::expr::Intrinsic::eSubgroupShuffle1U:
case ast::expr::Intrinsic::eSubgroupShuffle2U:
case ast::expr::Intrinsic::eSubgroupShuffle3U:
case ast::expr::Intrinsic::eSubgroupShuffle4U:
case ast::expr::Intrinsic::eSubgroupShuffle1B:
case ast::expr::Intrinsic::eSubgroupShuffle2B:
case ast::expr::Intrinsic::eSubgroupShuffle3B:
case ast::expr::Intrinsic::eSubgroupShuffle4B:
case ast::expr::Intrinsic::eSubgroupShuffle1D:
case ast::expr::Intrinsic::eSubgroupShuffle2D:
case ast::expr::Intrinsic::eSubgroupShuffle3D:
case ast::expr::Intrinsic::eSubgroupShuffle4D:
case ast::expr::Intrinsic::eSubgroupAdd1F:
case ast::expr::Intrinsic::eSubgroupAdd2F:
case ast::expr::Intrinsic::eSubgroupAdd3F:
Expand Down Expand Up @@ -971,6 +993,66 @@ namespace hlsl
case ast::expr::Intrinsic::eSubgroupQuadBroadcast2D:
case ast::expr::Intrinsic::eSubgroupQuadBroadcast3D:
case ast::expr::Intrinsic::eSubgroupQuadBroadcast4D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4D:
config.requiresWaveOps = true;
break;

Expand Down Expand Up @@ -1023,32 +1105,10 @@ namespace hlsl
case ast::expr::Intrinsic::eAtomicExchange2H:
case ast::expr::Intrinsic::eAtomicExchange4H:
case ast::expr::Intrinsic::eSubgroupInverseBallot:
case ast::expr::Intrinsic::eSubgroupBallotBitCount:
case ast::expr::Intrinsic::eSubgroupBallotBitExtract:
case ast::expr::Intrinsic::eSubgroupBallotExclusiveBitCount:
case ast::expr::Intrinsic::eSubgroupBallotInclusiveBitCount:
case ast::expr::Intrinsic::eSubgroupBallotFindLSB:
case ast::expr::Intrinsic::eSubgroupBallotFindMSB:
case ast::expr::Intrinsic::eSubgroupShuffle1F:
case ast::expr::Intrinsic::eSubgroupShuffle2F:
case ast::expr::Intrinsic::eSubgroupShuffle3F:
case ast::expr::Intrinsic::eSubgroupShuffle4F:
case ast::expr::Intrinsic::eSubgroupShuffle1I:
case ast::expr::Intrinsic::eSubgroupShuffle2I:
case ast::expr::Intrinsic::eSubgroupShuffle3I:
case ast::expr::Intrinsic::eSubgroupShuffle4I:
case ast::expr::Intrinsic::eSubgroupShuffle1U:
case ast::expr::Intrinsic::eSubgroupShuffle2U:
case ast::expr::Intrinsic::eSubgroupShuffle3U:
case ast::expr::Intrinsic::eSubgroupShuffle4U:
case ast::expr::Intrinsic::eSubgroupShuffle1B:
case ast::expr::Intrinsic::eSubgroupShuffle2B:
case ast::expr::Intrinsic::eSubgroupShuffle3B:
case ast::expr::Intrinsic::eSubgroupShuffle4B:
case ast::expr::Intrinsic::eSubgroupShuffle1D:
case ast::expr::Intrinsic::eSubgroupShuffle2D:
case ast::expr::Intrinsic::eSubgroupShuffle3D:
case ast::expr::Intrinsic::eSubgroupShuffle4D:
case ast::expr::Intrinsic::eSubgroupShuffleXor1F:
case ast::expr::Intrinsic::eSubgroupShuffleXor2F:
case ast::expr::Intrinsic::eSubgroupShuffleXor3F:
Expand Down
88 changes: 88 additions & 0 deletions source/CompilerHlsl/HlslIntrinsicNames.hpp
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Expand Up @@ -1137,6 +1137,26 @@ namespace hlsl
case ast::expr::Intrinsic::eSubgroupBroadcast2D:
case ast::expr::Intrinsic::eSubgroupBroadcast3D:
case ast::expr::Intrinsic::eSubgroupBroadcast4D:
case ast::expr::Intrinsic::eSubgroupShuffle1F:
case ast::expr::Intrinsic::eSubgroupShuffle2F:
case ast::expr::Intrinsic::eSubgroupShuffle3F:
case ast::expr::Intrinsic::eSubgroupShuffle4F:
case ast::expr::Intrinsic::eSubgroupShuffle1I:
case ast::expr::Intrinsic::eSubgroupShuffle2I:
case ast::expr::Intrinsic::eSubgroupShuffle3I:
case ast::expr::Intrinsic::eSubgroupShuffle4I:
case ast::expr::Intrinsic::eSubgroupShuffle1U:
case ast::expr::Intrinsic::eSubgroupShuffle2U:
case ast::expr::Intrinsic::eSubgroupShuffle3U:
case ast::expr::Intrinsic::eSubgroupShuffle4U:
case ast::expr::Intrinsic::eSubgroupShuffle1B:
case ast::expr::Intrinsic::eSubgroupShuffle2B:
case ast::expr::Intrinsic::eSubgroupShuffle3B:
case ast::expr::Intrinsic::eSubgroupShuffle4B:
case ast::expr::Intrinsic::eSubgroupShuffle1D:
case ast::expr::Intrinsic::eSubgroupShuffle2D:
case ast::expr::Intrinsic::eSubgroupShuffle3D:
case ast::expr::Intrinsic::eSubgroupShuffle4D:
case ast::expr::Intrinsic::eReadInvocation1F:
case ast::expr::Intrinsic::eReadInvocation2F:
case ast::expr::Intrinsic::eReadInvocation3F:
Expand Down Expand Up @@ -1398,6 +1418,74 @@ namespace hlsl
result = "QuadReadLaneAt";
break;

case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4F:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4I:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4U:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4B:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal1D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal2D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal3D:
case ast::expr::Intrinsic::eSubgroupQuadSwapHorizontal4D:
result = "QuadReadAcrossX";
break;
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4F:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4I:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4U:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4B:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical1D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical2D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical3D:
case ast::expr::Intrinsic::eSubgroupQuadSwapVertical4D:
result = "QuadReadAcrossY";
break;

case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4F:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4I:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4U:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4B:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal1D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal2D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal3D:
case ast::expr::Intrinsic::eSubgroupQuadSwapDiagonal4D:
result = "QuadReadAcrossDiagonal";
break;

case ast::expr::Intrinsic::eSubgroupQuadAll:
result = "QuadAll";
break;
Expand Down
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