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Implement extension GL_AMD_gpu_shader_int16

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- Add int16 types (int16_t, uint16_t, i16vec, u16vec).
- Add int16 support to GLSL operators.
- Add int16 type conversions (to int16, from int16).
- Add int16 built-in functions.
This commit is contained in:
Rex Xu 2017-03-24 13:41:14 +08:00
parent 4d5bcd3162
commit cabbb788b4
28 changed files with 8560 additions and 5521 deletions
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14
glslang/MachineIndependent/preprocessor/PpTokens.cpp
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@ -141,6 +141,10 @@ void TPpContext::TokenStream::putToken(int token, TPpToken* ppToken)
case PpAtomConstUint:
case PpAtomConstInt64:
case PpAtomConstUint64:
#ifdef AMD_EXTENSIONS
case PpAtomConstInt16:
case PpAtomConstUint16:
#endif
case PpAtomConstFloat:
case PpAtomConstDouble:
#ifdef AMD_EXTENSIONS
@ -190,6 +194,10 @@ int TPpContext::TokenStream::getToken(TParseContextBase& parseContext, TPpToken
case PpAtomConstUint:
case PpAtomConstInt64:
case PpAtomConstUint64:
#ifdef AMD_EXTENSIONS
case PpAtomConstInt16:
case PpAtomConstUint16:
#endif
len = 0;
ch = getSubtoken();
while (ch != 0 && ch != EndOfInput) {
@ -217,6 +225,9 @@ int TPpContext::TokenStream::getToken(TParseContextBase& parseContext, TPpToken
ppToken->dval = atof(ppToken->name);
break;
case PpAtomConstInt:
#ifdef AMD_EXTENSIONS
case PpAtomConstInt16:
#endif
if (len > 0 && ppToken->name[0] == '0') {
if (len > 1 && (ppToken->name[1] == 'x' || ppToken->name[1] == 'X'))
ppToken->ival = (int)strtol(ppToken->name, 0, 16);
@ -226,6 +237,9 @@ int TPpContext::TokenStream::getToken(TParseContextBase& parseContext, TPpToken
ppToken->ival = atoi(ppToken->name);
break;
case PpAtomConstUint:
#ifdef AMD_EXTENSIONS
case PpAtomConstUint16:
#endif
if (len > 0 && ppToken->name[0] == '0') {
if (len > 1 && (ppToken->name[1] == 'x' || ppToken->name[1] == 'X'))
ppToken->ival = (int)strtoul(ppToken->name, 0, 16);