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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.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21054 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-04-05 04:05:39 +00:00
parent ae722a6230
commit ebeeece6a7
16 changed files with 473 additions and 102 deletions
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34
glslang/Include/ConstantUnion.h
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@ -285,10 +285,21 @@ public:
constUnion operator>>(const constUnion& constant) const
{
constUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst >> constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst >> constant.uConst); break;
case EbtInt:
switch (constant.type) {
case EbtInt: returnValue.setIConst(iConst >> constant.iConst); break;
case EbtUint: returnValue.setIConst(iConst >> constant.uConst); break;
default: assert(false && "Default missing");
}
break;
case EbtUint:
switch (constant.type) {
case EbtInt: returnValue.setUConst(uConst >> constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst >> constant.uConst); break;
default: assert(false && "Default missing");
}
break;
default: assert(false && "Default missing");
}
@ -298,10 +309,21 @@ public:
constUnion operator<<(const constUnion& constant) const
{
constUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst << constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst << constant.uConst); break;
case EbtInt:
switch (constant.type) {
case EbtInt: returnValue.setIConst(iConst << constant.iConst); break;
case EbtUint: returnValue.setIConst(iConst << constant.uConst); break;
default: assert(false && "Default missing");
}
break;
case EbtUint:
switch (constant.type) {
case EbtInt: returnValue.setUConst(uConst << constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst << constant.uConst); break;
default: assert(false && "Default missing");
}
break;
default: assert(false && "Default missing");
}