Add constant folding for the exp*(), log*(), *sqrt(), round*(), floor(), fract(), ceil(), abs(), and sign() built in functions.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21927 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21921 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21918 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21917 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21894 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21893 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Block/structure fixes: Merge qualifiers with multiple declarators, handle arrays of blocks, more semantic checks for what's allowed.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21883 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Fix another problem with undefined macros needing to evaluate to 0 within a preprocessor expression, but not outside a preprocessor expression.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21815 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21814 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21798 e7fa87d3-cd2b-0410-9028-fcbf551c1848

A bunch of semantic checks were missing for binary arithmetic operations. Refactor the "promote" logic to fix these.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21784 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21765 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add missing type check for operands having the same type (after conversion) around the ":" in a "?:" operation.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21721 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add precision qualifier propagation for swizzling, texture lookups, built-in funtions mapped to operators, comma op, and more robustly propagate for all binary/unary ops.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21622 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Remove too aggressive and redundant lexical keyword check: attribute and varying can always be error checked in the grammar.



git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21443 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Make the PP report an error on undefined macro in "#if ..." for ES profiles, unless relaxed error checking is requested.  Still works as normal CPP on non-ES.

Also, improved error reporting in general for the PP.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21417 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21296 e7fa87d3-cd2b-0410-9028-fcbf551c1848

For all keywords already present, get correct when they could be identifiers, are reserved words, or are keywords, for all versions of ESSL and GLSL.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21282 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21181 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21173 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21142 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21141 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21140 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21138 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21137 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21136 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add switch/case/default statements, using a switch node that contains a sequence of case/default nodes and top-level nodes of the code chunks in between them.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21131 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21130 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add the GL_ES macro for ES personalities, along with a general mechanism for adding preambles in front of shaders without effecting line numbers, etc.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21122 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21108 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Implement default layout qualifiers at global and block levels with proper inheritance.  Also add more error checking of qualifiers.



git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21107 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add anonymous members as a new symbol table type, so the infrastructure can handle blocks with no names.

Also, add more safety to the types involved regarding copy constructors, operator=, etc.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21106 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21094 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add interface blocks as a basic type and handle uniform blocks that have an instance name.  Includes handling qualifiers on structure members.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21093 e7fa87d3-cd2b-0410-9028-fcbf551c1848

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21078 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Put in correct rules for multiple versions of qualification and typing of inputs and outputs.  Also, removed EvqAttribute, merging it with EvqVaryingIn.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21064 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add ES 300 built-ins trunc, round, roundEven, modf, isnan, isinf, floatBitsToInt, floatBitsToUint, intBitsToFloat, uintBitsToFloat, packSnorm2x16, unpackSnorm2x16, packUnorm2x16, unpackUnorm2x16, packHalf2x16, and unpackHalf2x16, and new form of min, max, clamp, and mix.



git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21063 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Split out the unary-argument built-in function path from the addUnaryMath() path, allowing the return types to be treated correctly without any special casing.  Also, implement the correct precision qualifier propagation rules for built-in functions mapped to operators.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21062 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Add uint type (big change).  For both int/uint, add the operators >>, <<, &, |, and ^.  Also added unsigned literals and uint precision support.  Also fixed how int/uint literal underflow/overflow is handled.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21054 e7fa87d3-cd2b-0410-9028-fcbf551c1848

CPP:  Handle the "u" and "U" suffixes for uint literals, and correctly handle underflow/overflow of integer literals.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21033 e7fa87d3-cd2b-0410-9028-fcbf551c1848