mewin/glslang
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Add asdouble, fma, & mad intrinsics and change profile to allow doubles when parsing prototypes

Browse Source
This commit is contained in:
LoopDawg
2016-06-22 15:20:14 -06:00
parent e5a807276f
commit 1b7fd0f7b7
13 changed files with 810 additions and 745 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
hlsl/hlslParseHelper.cpp
View File

@@ -1168,6 +1168,35 @@ void HlslParseContext::decomposeIntrinsic(const TSourceLoc& loc, TIntermTyped*&
break;
}
case EOpAsDouble:
{
// asdouble accepts two 32 bit ints. we can use EOpUint64BitsToDouble, but must
// first construct a uint64.
TIntermTyped* arg0 = argAggregate->getSequence()[0]->getAsTyped();
TIntermTyped* arg1 = argAggregate->getSequence()[1]->getAsTyped();
if (arg0->getType().isVector()) { // TODO: ...
error(loc, "double2 conversion not implemented", "asdouble", "");
break;
}
TIntermAggregate* uint64 = new TIntermAggregate(EOpConstructUVec2);
uint64->getSequence().push_back(arg0);
uint64->getSequence().push_back(arg1);
uint64->setType(TType(EbtUint, EvqTemporary, 2)); // convert 2 uints to a uint2
uint64->setLoc(loc);
// bitcast uint2 to a double
TIntermTyped* convert = new TIntermUnary(EOpUint64BitsToDouble);
convert->getAsUnaryNode()->setOperand(uint64);
convert->setLoc(loc);
convert->setType(TType(EbtDouble, EvqTemporary));
node = convert;
break;
}
case EOpF16tof32:
case EOpF32tof16:
{