mirror of
https://github.com/RPCS3/glslang.git
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Implement atomic counter offset semantics.
git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@27760 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich
parent
aa657c117e
commit
d78ca6297d
@ -36,4 +36,13 @@ void opac()
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in atomic_uint acin; // ERROR
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atomic_uint acg; // ERROR
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uniform atomic_uint;
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uniform atomic_uint aNoBind; // ERROR, no binding
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layout(binding=0, offset=32) uniform atomic_uint aOffset;
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layout(binding=0, offset=4) uniform atomic_uint;
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layout(binding=0) uniform atomic_uint bar3; // offset is 4
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layout(binding=0) uniform atomic_uint ac[3]; // offset = 8
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layout(binding=0) uniform atomic_uint ad; // offset = 20
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layout(offset=8) uniform atomic_uint bar4; // ERROR, no binding
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layout(binding = 0, offset = 12) uniform atomic_uint overlap; // ERROR, overlapping offsets
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layout(binding = 20) uniform atomic_uint bigBind; // ERROR, binding too big
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@ -38,9 +38,10 @@ ERROR: 0:119: 'r8ui' : does not apply to signed integer images
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ERROR: 0:128: 'atomic_uint' : samplers and atomic_uints cannot be output parameters
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ERROR: 0:130: 'return' : type does not match, or is not convertible to, the function's return type
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ERROR: 0:136: 'atomic_uint' : atomic_uints can only be used in uniform variables or function parameters: non_uniform_counter
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ERROR: 0:136: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:141: 'atomic_uint' : atomic counters can only be highp
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ERROR: 0:141: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:143: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:141: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:143: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:149: '[]' : scalar integer expression required
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ERROR: 0:166: 'precision' : can only apply highp to atomic_uint
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ERROR: 0:168: 'precise' : Reserved word.
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@ -56,7 +57,7 @@ ERROR: 0:173: '' : image variables not declared 'writeonly' must have a format l
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ERROR: 0:174: 'uimage2DMSArray' : Reserved word.
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ERROR: 0:174: 'sampler/image' : type requires declaration of default precision qualifier
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ERROR: 0:174: '' : image variables not declared 'writeonly' must have a format layout qualifier
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ERROR: 56 compilation errors. No code generated.
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ERROR: 57 compilation errors. No code generated.
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Shader version: 310
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@ -174,10 +175,10 @@ ERROR: node is still EOpNull!
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0:128 'c' (out highp atomic_uint)
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0:130 Sequence
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0:130 Branch: Return with expression
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0:130 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:130 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:131 Branch: Return with expression
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0:131 Function Call: atomicCounter(au1; (highp uint)
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0:131 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:131 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:134 Function Definition: mainAC( (void)
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0:134 Function Parameters:
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0:? Sequence
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@ -185,15 +186,15 @@ ERROR: node is still EOpNull!
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0:137 move second child to first child (highp uint)
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0:137 'val' (highp uint)
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0:137 Function Call: atomicCounter(au1; (highp uint)
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0:137 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:137 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:138 Function Call: atomicCounterDecrement(au1; (highp uint)
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0:138 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:138 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:146 Function Definition: opac( (void)
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0:146 Function Parameters:
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0:? Sequence
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0:149 indirect index (highp int)
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0:149 'a' (3-element array of highp int)
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0:149 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:149 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:150 direct index (layout(binding=2 offset=4 ) highp atomic_uint)
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0:150 'countArr' (layout(binding=2 offset=4 ) uniform 4-element array of highp atomic_uint)
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0:150 Constant:
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@ -270,7 +271,7 @@ ERROR: node is still EOpNull!
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0:? 'i4bad' (layout(r8_snorm ) uniform highp iimage2D)
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0:? 'i5bad' (layout(rgba32ui ) uniform highp iimage2D)
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0:? 'i6bad' (layout(r8ui ) uniform highp iimage2D)
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0:? 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:? 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:? 'counterBad' (layout(binding=1 ) uniform mediump atomic_uint)
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0:? 'countArr' (layout(binding=2 offset=4 ) uniform 4-element array of highp atomic_uint)
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0:? 'i' (uniform highp int)
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@ -402,10 +403,10 @@ ERROR: node is still EOpNull!
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0:128 'c' (out highp atomic_uint)
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0:130 Sequence
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0:130 Branch: Return with expression
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0:130 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:130 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:131 Branch: Return with expression
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0:131 Function Call: atomicCounter(au1; (highp uint)
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0:131 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:131 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:134 Function Definition: mainAC( (void)
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0:134 Function Parameters:
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0:? Sequence
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@ -413,15 +414,15 @@ ERROR: node is still EOpNull!
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0:137 move second child to first child (highp uint)
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0:137 'val' (highp uint)
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0:137 Function Call: atomicCounter(au1; (highp uint)
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0:137 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:137 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:138 Function Call: atomicCounterDecrement(au1; (highp uint)
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0:138 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:138 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:146 Function Definition: opac( (void)
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0:146 Function Parameters:
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0:? Sequence
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0:149 indirect index (highp int)
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0:149 'a' (3-element array of highp int)
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0:149 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:149 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:150 direct index (layout(binding=2 offset=4 ) highp atomic_uint)
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0:150 'countArr' (layout(binding=2 offset=4 ) uniform 4-element array of highp atomic_uint)
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0:150 Constant:
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@ -498,7 +499,7 @@ ERROR: node is still EOpNull!
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0:? 'i4bad' (layout(r8_snorm ) uniform highp iimage2D)
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0:? 'i5bad' (layout(rgba32ui ) uniform highp iimage2D)
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0:? 'i6bad' (layout(r8ui ) uniform highp iimage2D)
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0:? 'counter' (layout(binding=0 ) uniform highp atomic_uint)
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0:? 'counter' (layout(binding=0 offset=0 ) uniform highp atomic_uint)
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0:? 'counterBad' (layout(binding=1 ) uniform mediump atomic_uint)
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0:? 'countArr' (layout(binding=2 offset=4 ) uniform 4-element array of highp atomic_uint)
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0:? 'i' (uniform highp int)
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@ -3,15 +3,22 @@ Warning, version 420 is not yet complete; most version-specific features are pre
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ERROR: 0:10: 'atomic_uint' : samplers and atomic_uints cannot be output parameters
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ERROR: 0:12: 'return' : type does not match, or is not convertible to, the function's return type
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ERROR: 0:18: 'atomic_uint' : atomic_uints can only be used in uniform variables or function parameters: non_uniform_counter
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ERROR: 0:23: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:28: '+' : wrong operand types: no operation '+' exists that takes a left-hand operand of type 'layout(binding=0 ) uniform atomic_uint' and a right operand of type 'layout(binding=0 ) uniform atomic_uint' (or there is no acceptable conversion)
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ERROR: 0:29: '-' : wrong operand type no operation '-' exists that takes an operand of type layout(binding=0 ) uniform atomic_uint (or there is no acceptable conversion)
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ERROR: 0:18: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:23: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:28: '+' : wrong operand types: no operation '+' exists that takes a left-hand operand of type 'layout(binding=0 offset=0 ) uniform atomic_uint' and a right operand of type 'layout(binding=0 offset=0 ) uniform atomic_uint' (or there is no acceptable conversion)
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ERROR: 0:29: '-' : wrong operand type no operation '-' exists that takes an operand of type layout(binding=0 offset=0 ) uniform atomic_uint (or there is no acceptable conversion)
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ERROR: 0:31: '[]' : scalar integer expression required
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ERROR: 0:34: 'assign' : l-value required "counter" (can't modify a uniform)
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ERROR: 0:34: 'assign' : cannot convert from 'const int' to 'layout(binding=0 ) uniform atomic_uint'
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ERROR: 0:34: 'assign' : cannot convert from 'const int' to 'layout(binding=0 offset=0 ) uniform atomic_uint'
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ERROR: 0:37: 'atomic_uint' : atomic_uints can only be used in uniform variables or function parameters: acin
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ERROR: 0:37: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:38: 'atomic_uint' : atomic_uints can only be used in uniform variables or function parameters: acg
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ERROR: 11 compilation errors. No code generated.
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ERROR: 0:38: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:40: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:46: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:47: 'offset' : atomic counters sharing the same offset: 12
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ERROR: 0:48: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 18 compilation errors. No code generated.
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Shader version: 420
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@ -28,10 +35,10 @@ ERROR: node is still EOpNull!
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0:10 'c' (out atomic_uint)
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0:12 Sequence
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0:12 Branch: Return with expression
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0:12 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:12 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:13 Branch: Return with expression
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0:13 Function Call: atomicCounter(au1; (uint)
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0:13 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:13 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:16 Function Definition: main( (void)
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0:16 Function Parameters:
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0:? Sequence
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@ -39,17 +46,17 @@ ERROR: node is still EOpNull!
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0:19 move second child to first child (uint)
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0:19 'val' (uint)
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0:19 Function Call: atomicCounter(au1; (uint)
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0:19 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:19 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:20 Function Call: atomicCounterDecrement(au1; (uint)
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0:20 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:20 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:26 Function Definition: opac( (void)
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0:26 Function Parameters:
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0:28 Sequence
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0:28 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:29 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:28 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:29 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:31 indirect index (int)
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0:31 'a' (3-element array of int)
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0:31 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:31 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:32 direct index (layout(binding=1 offset=3 ) atomic_uint)
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0:32 'countArr' (layout(binding=1 offset=3 ) uniform 4-element array of atomic_uint)
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0:32 Constant:
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@ -57,13 +64,21 @@ ERROR: node is still EOpNull!
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0:33 indirect index (layout(binding=1 offset=3 ) atomic_uint)
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0:33 'countArr' (layout(binding=1 offset=3 ) uniform 4-element array of atomic_uint)
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0:33 'i' (uniform int)
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0:34 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:34 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:? Linker Objects
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0:? 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:? 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:? 'countArr' (layout(binding=1 offset=3 ) uniform 4-element array of atomic_uint)
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0:? 'i' (uniform int)
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0:? 'acin' (smooth in atomic_uint)
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0:? 'acg' (atomic_uint)
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0:? 'aNoBind' (uniform atomic_uint)
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0:? 'aOffset' (layout(binding=0 offset=32 ) uniform atomic_uint)
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0:? 'bar3' (layout(binding=0 offset=4 ) uniform atomic_uint)
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0:? 'ac' (layout(binding=0 offset=8 ) uniform 3-element array of atomic_uint)
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0:? 'ad' (layout(binding=0 offset=20 ) uniform atomic_uint)
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0:? 'bar4' (layout(offset=8 ) uniform atomic_uint)
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0:? 'overlap' (layout(binding=0 offset=12 ) uniform atomic_uint)
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0:? 'bigBind' (layout(binding=20 ) uniform atomic_uint)
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Linked fragment stage:
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@ -83,10 +98,10 @@ ERROR: node is still EOpNull!
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0:10 'c' (out atomic_uint)
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0:12 Sequence
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0:12 Branch: Return with expression
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0:12 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:12 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:13 Branch: Return with expression
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0:13 Function Call: atomicCounter(au1; (uint)
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0:13 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:13 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:16 Function Definition: main( (void)
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0:16 Function Parameters:
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0:? Sequence
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@ -94,17 +109,17 @@ ERROR: node is still EOpNull!
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0:19 move second child to first child (uint)
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0:19 'val' (uint)
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0:19 Function Call: atomicCounter(au1; (uint)
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0:19 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:19 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:20 Function Call: atomicCounterDecrement(au1; (uint)
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0:20 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:20 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:26 Function Definition: opac( (void)
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0:26 Function Parameters:
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0:28 Sequence
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0:28 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:29 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:28 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:29 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:31 indirect index (int)
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0:31 'a' (3-element array of int)
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0:31 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:31 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:32 direct index (layout(binding=1 offset=3 ) atomic_uint)
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0:32 'countArr' (layout(binding=1 offset=3 ) uniform 4-element array of atomic_uint)
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0:32 Constant:
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@ -112,11 +127,19 @@ ERROR: node is still EOpNull!
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0:33 indirect index (layout(binding=1 offset=3 ) atomic_uint)
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0:33 'countArr' (layout(binding=1 offset=3 ) uniform 4-element array of atomic_uint)
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0:33 'i' (uniform int)
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0:34 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:34 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:? Linker Objects
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0:? 'counter' (layout(binding=0 ) uniform atomic_uint)
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0:? 'counter' (layout(binding=0 offset=0 ) uniform atomic_uint)
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0:? 'countArr' (layout(binding=1 offset=3 ) uniform 4-element array of atomic_uint)
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0:? 'i' (uniform int)
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0:? 'acin' (smooth in atomic_uint)
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0:? 'acg' (atomic_uint)
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0:? 'aNoBind' (uniform atomic_uint)
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0:? 'aOffset' (layout(binding=0 offset=32 ) uniform atomic_uint)
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0:? 'bar3' (layout(binding=0 offset=4 ) uniform atomic_uint)
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0:? 'ac' (layout(binding=0 offset=8 ) uniform 3-element array of atomic_uint)
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0:? 'ad' (layout(binding=0 offset=20 ) uniform atomic_uint)
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0:? 'bar4' (layout(offset=8 ) uniform atomic_uint)
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0:? 'overlap' (layout(binding=0 offset=12 ) uniform atomic_uint)
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0:? 'bigBind' (layout(binding=20 ) uniform atomic_uint)
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@ -17,15 +17,15 @@ ERROR: 0:47: 'stream' : there is no such layout identifier for this stage taking
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ERROR: 0:50: 'stream' : there is no such layout identifier for this stage taking an assigned value
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ERROR: 0:55: 'stream' : there is no such layout identifier for this stage taking an assigned value
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ERROR: 0:80: 's17' : redefinition
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ERROR: 0:85: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:87: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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WARNING: 0:89: 'layout' : useless application of layout qualifier
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ERROR: 0:85: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:87: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:89: 'binding' : atomic_uint binding is too large
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ERROR: 0:91: 'bar' : redefinition
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ERROR: 0:92: 'offset' : a binding is required
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ERROR: 0:92: 'atomic_uint' : layout(binding=X) is required
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ERROR: 0:94: 'a2' : redefinition
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ERROR: 0:95: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:96: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:97: 'binding' : cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings
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ERROR: 0:95: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:96: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:97: 'binding' : atomic_uint binding is too large; see gl_MaxAtomicCounterBindings
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ERROR: 0:106: '' : vertex input cannot be further qualified
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ERROR: 0:106: 'redeclaration' : cannot change storage, memory, or auxiliary qualification of gl_FrontColor
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ERROR: 0:112: 'ColorIvn' : identifier not previously declared
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@ -38,7 +38,7 @@ ERROR: 0:170: 'coherent' : argument cannot drop memory qualifier when passed to
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ERROR: 0:192: 'constructor' : constructing from a non-dereferenced array
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ERROR: 0:193: 'constructor' : constructing from a non-dereferenced array
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ERROR: 0:194: 'constructor' : constructing from a non-dereferenced array
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ERROR: 36 compilation errors. No code generated.
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ERROR: 37 compilation errors. No code generated.
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Shader version: 430
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11
Todo.txt
11
Todo.txt
@ -38,7 +38,7 @@ Link Validation
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+ exactly one main
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+ ES 3.0: fragment outputs all have locations, if more than one
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+ location aliasing/overlap (except desktop vertex shader inputs)
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- Non ES: binding overlap for atomic counters
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+ binding overlap for atomic counters
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+ Non ES: geometry shader input array sizes and input layout qualifier declaration
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+ Non ES: read or write to both gl_ClipVertex and gl_ClipDistance
|
||||
+ Non ES: write to only one of gl_FragColor, gl_FragData, or user-declared
|
||||
@ -56,9 +56,10 @@ Link Validation
|
||||
+ value checking of uniform initializers
|
||||
+ location match
|
||||
- block matching
|
||||
- component/binding/index/offset match check
|
||||
+ component/binding/index/offset match check
|
||||
+ compute shader layout(local_size_*) matching
|
||||
+ mixed es/non-es profiles are an error
|
||||
- binding overlap for atomic counters
|
||||
- matching redeclarations of interface blocks
|
||||
- 4.3: implicit array sizing is cross shader within a stage
|
||||
- 4.4: If gl_FragCoord is redeclared in any fragment shader in a program, it must be redeclared in all the fragment shaders in that program that have a static use gl_FragCoord
|
||||
@ -80,9 +81,7 @@ Shader Functionality to Implement/Finish
|
||||
+ Texture gather
|
||||
+ Bitfield operations
|
||||
+ Integer mix function
|
||||
- overlapping bindings
|
||||
- offset post incrementing
|
||||
- overlapping offsets
|
||||
+ overlapping bindings/offsets and offset post increment
|
||||
+ frexp/ldexp
|
||||
+ packUnorm4x8(),packSnorm4x8(), unpackUnorm4x8(), unpackSnorm4x8()
|
||||
+ 2DMS samplers and images
|
||||
@ -202,7 +201,7 @@ Shader Functionality to Implement/Finish
|
||||
+ Parameter qualifiers can include precision and memory qualifiers.
|
||||
+ Add a new atomic_uint type to support atomic counters. Also, add built-in functions for manipulating atomic counters.
|
||||
+ atomicCounterIncrement, atomicCounterDecrement, and atomicCounter
|
||||
- Add layout qualifier identifiers binding and offset to bind units to sampler and image variable declarations, atomic counters, and uniform blocks.
|
||||
+ Add layout qualifier identifiers binding and offset to bind units to sampler and image variable declarations, atomic counters, and uniform blocks.
|
||||
+ Add built-in functions to pack/unpack 16 bit floating-point numbers (ARB_shading_language_pack2f).
|
||||
+ packHalf2x16 and unpackHalf2x16
|
||||
+ packSnorm2x16and unpackSnorm2x16
|
||||
|
||||
@ -54,7 +54,7 @@ TParseContext::TParseContext(TSymbolTable& symt, TIntermediate& interm, bool pb,
|
||||
contextPragma(true, false), loopNestingLevel(0), controlFlowNestingLevel(0), structNestingLevel(0),
|
||||
tokensBeforeEOF(false), limits(resources.limits), currentScanner(0),
|
||||
numErrors(0), parsingBuiltins(pb), afterEOF(false),
|
||||
anyIndexLimits(false)
|
||||
atomicUintOffsets(0), anyIndexLimits(false)
|
||||
{
|
||||
// ensure we always have a linkage node, even if empty, to simplify tree topology algorithms
|
||||
linkage = new TIntermAggregate;
|
||||
@ -103,7 +103,6 @@ TParseContext::TParseContext(TSymbolTable& symt, TIntermediate& interm, bool pb,
|
||||
globalBufferDefaults.layoutPacking = ElpShared;
|
||||
|
||||
globalInputDefaults.clear();
|
||||
|
||||
globalOutputDefaults.clear();
|
||||
|
||||
// "Shaders in the transform
|
||||
@ -119,6 +118,11 @@ TParseContext::TParseContext(TSymbolTable& symt, TIntermediate& interm, bool pb,
|
||||
globalOutputDefaults.layoutStream = 0;
|
||||
}
|
||||
|
||||
TParseContext::~TParseContext()
|
||||
{
|
||||
delete [] atomicUintOffsets;
|
||||
}
|
||||
|
||||
void TParseContext::setLimits(const TBuiltInResource& r)
|
||||
{
|
||||
resources = r;
|
||||
@ -131,6 +135,13 @@ void TParseContext::setLimits(const TBuiltInResource& r)
|
||||
! limits.generalVaryingIndexing;
|
||||
|
||||
intermediate.setLimits(resources);
|
||||
|
||||
// "Each binding point tracks its own current default offset for
|
||||
// inheritance of subsequent variables using the same binding. The initial state of compilation is that all
|
||||
// binding points have an offset of 0."
|
||||
atomicUintOffsets = new int[resources.maxAtomicCounterBindings];
|
||||
for (int b = 0; b < resources.maxAtomicCounterBindings; ++b)
|
||||
atomicUintOffsets[b] = 0;
|
||||
}
|
||||
|
||||
//
|
||||
@ -3388,10 +3399,6 @@ void TParseContext::layoutObjectCheck(TSourceLoc loc, const TSymbol& symbol)
|
||||
// "The offset qualifier can only be used on block members of blocks..."
|
||||
if (qualifier.hasOffset() && type.getBasicType() != EbtAtomicUint)
|
||||
error(loc, "cannot specify on a variable declaration", "offset", "");
|
||||
if (qualifier.hasOffset() && ! qualifier.hasBinding() && type.getBasicType() == EbtAtomicUint)
|
||||
error(loc, "a binding is required", "offset", "");
|
||||
if (qualifier.hasBinding() && (int)qualifier.layoutBinding >= resources.maxAtomicCounterBindings && type.getBasicType() == EbtAtomicUint)
|
||||
error(loc, "cannot be greater-than-or-equal to gl_MaxAtomicCounterBindings", "binding", "");
|
||||
// "The align qualifier can only be used on blocks or block members..."
|
||||
if (qualifier.hasAlign())
|
||||
error(loc, "cannot specify on a variable declaration", "align", "");
|
||||
@ -3492,6 +3499,18 @@ void TParseContext::layoutTypeCheck(TSourceLoc loc, const TType& type)
|
||||
if (lastBinding >= resources.maxCombinedTextureImageUnits)
|
||||
error(loc, "sampler binding not less than gl_MaxCombinedTextureImageUnits", "binding", type.isArray() ? "(using array)" : "");
|
||||
}
|
||||
if (type.getBasicType() == EbtAtomicUint) {
|
||||
if (qualifier.layoutBinding >= (unsigned int)resources.maxAtomicCounterBindings) {
|
||||
error(loc, "atomic_uint binding is too large; see gl_MaxAtomicCounterBindings", "binding", "");
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// atomic_uint
|
||||
if (type.getBasicType() == EbtAtomicUint) {
|
||||
if (! type.getQualifier().hasBinding())
|
||||
error(loc, "layout(binding=X) is required", "atomic_uint", "");
|
||||
}
|
||||
|
||||
// "The offset qualifier can only be used on block members of blocks..."
|
||||
@ -3633,6 +3652,35 @@ void TParseContext::checkNoShaderLayouts(TSourceLoc loc, const TShaderQualifiers
|
||||
}
|
||||
}
|
||||
|
||||
// Correct and/or advance an object's offset layout qualifier.
|
||||
void TParseContext::fixOffset(TSourceLoc loc, TSymbol& symbol)
|
||||
{
|
||||
const TQualifier& qualifier = symbol.getType().getQualifier();
|
||||
if (symbol.getType().getBasicType() == EbtAtomicUint) {
|
||||
if (qualifier.hasBinding() && (int)qualifier.layoutBinding < resources.maxAtomicCounterBindings) {
|
||||
|
||||
// Set the offset
|
||||
int offset;
|
||||
if (qualifier.hasOffset())
|
||||
offset = qualifier.layoutOffset;
|
||||
else
|
||||
offset = atomicUintOffsets[qualifier.layoutBinding];
|
||||
symbol.getWritableType().getQualifier().layoutOffset = offset;
|
||||
|
||||
// Check for overlap
|
||||
int numOffsets = 4;
|
||||
if (symbol.getType().isArray())
|
||||
numOffsets *= symbol.getType().getArraySize();
|
||||
int repeated = intermediate.addUsedOffsets(qualifier.layoutBinding, offset, numOffsets);
|
||||
if (repeated >= 0)
|
||||
error(loc, "atomic counters sharing the same offset:", "offset", "%d", repeated);
|
||||
|
||||
// Bump the default offset
|
||||
atomicUintOffsets[qualifier.layoutBinding] = offset + numOffsets;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
// Look up a function name in the symbol table, and make sure it is a function.
|
||||
//
|
||||
@ -3748,6 +3796,23 @@ const TFunction* TParseContext::findFunction400(TSourceLoc loc, const TFunction&
|
||||
return findFunction120(loc, call, builtIn);
|
||||
}
|
||||
|
||||
// When a declaration includes a type, but not a variable name, it can be
|
||||
// to establish defaults.
|
||||
void TParseContext::declareTypeDefaults(TSourceLoc loc, const TPublicType& publicType)
|
||||
{
|
||||
if (publicType.basicType == EbtAtomicUint && publicType.qualifier.hasBinding() && publicType.qualifier.hasOffset()) {
|
||||
if (publicType.qualifier.layoutBinding >= (unsigned int)resources.maxAtomicCounterBindings) {
|
||||
error(loc, "atomic_uint binding is too large", "binding", "");
|
||||
return;
|
||||
}
|
||||
atomicUintOffsets[publicType.qualifier.layoutBinding] = publicType.qualifier.layoutOffset;
|
||||
return;
|
||||
}
|
||||
|
||||
if (publicType.qualifier.hasLayout())
|
||||
warn(loc, "useless application of layout qualifier", "layout", "");
|
||||
}
|
||||
|
||||
//
|
||||
// Do everything necessary to handle a variable (non-block) declaration.
|
||||
// Either redeclaring a variable, or making a new one, updating the symbol
|
||||
@ -3826,8 +3891,9 @@ TIntermNode* TParseContext::declareVariable(TSourceLoc loc, TString& identifier,
|
||||
initNode = executeInitializer(loc, identifier, initializer, variable);
|
||||
}
|
||||
|
||||
// look for errors/adjustments in layout qualifier use
|
||||
// look for errors in layout qualifier use
|
||||
layoutObjectCheck(loc, *symbol);
|
||||
fixOffset(loc, *symbol);
|
||||
|
||||
// see if it's a linker-level object to track
|
||||
if (newDeclaration && symbolTable.atGlobalLevel())
|
||||
|
||||
@ -64,6 +64,7 @@ class TParseContext {
|
||||
public:
|
||||
TParseContext(TSymbolTable&, TIntermediate&, bool parsingBuiltins, int version, EProfile, EShLanguage, TInfoSink&,
|
||||
bool forwardCompatible = false, EShMessages messages = EShMsgDefault);
|
||||
virtual ~TParseContext();
|
||||
|
||||
void setLimits(const TBuiltInResource&);
|
||||
bool parseShaderStrings(TPpContext&, TInputScanner& input, bool versionWillBeError = false);
|
||||
@ -159,11 +160,13 @@ public:
|
||||
void layoutTypeCheck(TSourceLoc, const TType&);
|
||||
void layoutQualifierCheck(TSourceLoc, const TQualifier&);
|
||||
void checkNoShaderLayouts(TSourceLoc, const TShaderQualifiers&);
|
||||
void fixOffset(TSourceLoc, TSymbol&);
|
||||
|
||||
const TFunction* findFunction(TSourceLoc loc, const TFunction& call, bool& builtIn);
|
||||
const TFunction* findFunctionExact(TSourceLoc loc, const TFunction& call, bool& builtIn);
|
||||
const TFunction* findFunction120(TSourceLoc loc, const TFunction& call, bool& builtIn);
|
||||
const TFunction* findFunction400(TSourceLoc loc, const TFunction& call, bool& builtIn);
|
||||
void declareTypeDefaults(TSourceLoc, const TPublicType&);
|
||||
TIntermNode* declareVariable(TSourceLoc, TString& identifier, const TPublicType&, TArraySizes* typeArray = 0, TIntermTyped* initializer = 0);
|
||||
TIntermTyped* addConstructor(TSourceLoc, TIntermNode*, const TType&, TOperator);
|
||||
TIntermTyped* constructStruct(TIntermNode*, const TType&, int, TSourceLoc);
|
||||
@ -265,6 +268,7 @@ protected:
|
||||
TQualifier globalUniformDefaults;
|
||||
TQualifier globalInputDefaults;
|
||||
TQualifier globalOutputDefaults;
|
||||
int* atomicUintOffsets; // to become an array of the right size to hold an offset per binding point
|
||||
TString currentCaller;
|
||||
TIdSetType inductiveLoopIds;
|
||||
bool anyIndexLimits;
|
||||
|
||||
@ -966,8 +966,7 @@ single_declaration
|
||||
: fully_specified_type {
|
||||
$$.type = $1;
|
||||
$$.intermNode = 0;
|
||||
if ($$.type.qualifier.hasLayout())
|
||||
parseContext.warn($1.loc, "useless application of layout qualifier", "layout", "");
|
||||
parseContext.declareTypeDefaults($$.loc, $$.type);
|
||||
}
|
||||
| fully_specified_type IDENTIFIER {
|
||||
$$.type = $1;
|
||||
|
||||
@ -321,7 +321,8 @@ void TIntermediate::mergeErrorCheck(TInfoSink& infoSink, const TIntermSymbol& sy
|
||||
symbol.getQualifier().layoutLocation != unitSymbol.getQualifier().layoutLocation ||
|
||||
symbol.getQualifier().layoutComponent != unitSymbol.getQualifier().layoutComponent ||
|
||||
symbol.getQualifier().layoutIndex != unitSymbol.getQualifier().layoutIndex ||
|
||||
symbol.getQualifier().layoutBinding != unitSymbol.getQualifier().layoutBinding) {
|
||||
symbol.getQualifier().layoutBinding != unitSymbol.getQualifier().layoutBinding ||
|
||||
(symbol.getQualifier().hasBinding() && (symbol.getQualifier().layoutOffset != unitSymbol.getQualifier().layoutOffset))) {
|
||||
error(infoSink, "Layout qualification must match:");
|
||||
writeTypeComparison = true;
|
||||
}
|
||||
@ -661,6 +662,30 @@ int TIntermediate::addUsedLocation(const TQualifier& qualifier, const TType& typ
|
||||
return -1; // no collision
|
||||
}
|
||||
|
||||
// Accumulate locations used for inputs, outputs, and uniforms, and check for collisions
|
||||
// as the accumulation is done.
|
||||
//
|
||||
// Returns < 0 if no collision, >= 0 if collision and the value returned is a colliding value.
|
||||
//
|
||||
int TIntermediate::addUsedOffsets(int binding, int offset, int numOffsets)
|
||||
{
|
||||
TRange bindingRange(binding, binding);
|
||||
TRange offsetRange(offset, offset + numOffsets - 1);
|
||||
TOffsetRange range(bindingRange, offsetRange);
|
||||
|
||||
// check for collisions, except for vertex inputs on desktop
|
||||
for (size_t r = 0; r < usedAtomics.size(); ++r) {
|
||||
if (range.overlap(usedAtomics[r])) {
|
||||
// there is a collision; pick one
|
||||
return std::max(offset, usedAtomics[r].offset.start);
|
||||
}
|
||||
}
|
||||
|
||||
usedAtomics.push_back(range);
|
||||
|
||||
return -1; // no collision
|
||||
}
|
||||
|
||||
// Recursively figure out how many locations are used up by an input or output type.
|
||||
// Return the size of type, as measured by "locations".
|
||||
int TIntermediate::computeTypeLocationSize(const TType& type) const
|
||||
|
||||
@ -93,6 +93,19 @@ struct TIoRange {
|
||||
int index;
|
||||
};
|
||||
|
||||
// An IO range is a 2-D rectangle; the set of (binding, offset) pairs all lying
|
||||
// within the same binding and offset range.
|
||||
struct TOffsetRange {
|
||||
TOffsetRange(TRange binding, TRange offset)
|
||||
: binding(binding), offset(offset) { }
|
||||
bool overlap(const TOffsetRange& rhs) const
|
||||
{
|
||||
return binding.overlap(rhs.binding) && offset.overlap(rhs.offset);
|
||||
}
|
||||
TRange binding;
|
||||
TRange offset;
|
||||
};
|
||||
|
||||
// Things that need to be tracked per xfb buffer.
|
||||
struct TXfbBuffer {
|
||||
TXfbBuffer() : stride(TQualifier::layoutXfbStrideEnd), implicitStride(0), containsDouble(false) { }
|
||||
@ -269,6 +282,7 @@ public:
|
||||
bool inIoAccessed(const TString& name) const { return ioAccessed.find(name) != ioAccessed.end(); }
|
||||
|
||||
int addUsedLocation(const TQualifier&, const TType&, bool& typeCollision);
|
||||
int addUsedOffsets(int binding, int offset, int numOffsets);
|
||||
int computeTypeLocationSize(const TType&) const;
|
||||
|
||||
bool setXfbBufferStride(int buffer, int stride)
|
||||
@ -320,9 +334,10 @@ protected:
|
||||
typedef std::list<TCall> TGraph;
|
||||
TGraph callGraph;
|
||||
|
||||
std::set<TString> ioAccessed; // set of names of statically read/written I/O that might need extra checking
|
||||
std::vector<TIoRange> usedIo[4]; // sets of used locations, one for each of in, out, uniform and buffers
|
||||
std::vector<TXfbBuffer> xfbBuffers; // all the data we need to track per xfb buffer
|
||||
std::set<TString> ioAccessed; // set of names of statically read/written I/O that might need extra checking
|
||||
std::vector<TIoRange> usedIo[4]; // sets of used locations, one for each of in, out, uniform, and buffers
|
||||
std::vector<TOffsetRange> usedAtomics; // sets of bindings used by atomic counters
|
||||
std::vector<TXfbBuffer> xfbBuffers; // all the data we need to track per xfb buffer
|
||||
|
||||
private:
|
||||
void operator=(TIntermediate&); // prevent assignments
|
||||
|
||||
Loading…
Reference in New Issue
Block a user