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HLSL: Implement packoffset production.

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This commit is contained in:
John Kessenich 2016-07-29 13:03:05 -06:00
parent 1936eebe04
commit 82d6baf86f
8 changed files with 147 additions and 77 deletions
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18
hlsl/hlslGrammar.cpp
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@ -2537,15 +2537,23 @@ void HlslGrammar::acceptPostDecls(TType& type)
expected("(");
return;
}
acceptTokenClass(EHTokIdentifier);
acceptTokenClass(EHTokDot);
acceptTokenClass(EHTokIdentifier);
HlslToken locationToken;
if (! acceptIdentifier(locationToken)) {
expected("c[subcomponent][.component]");
return;
}
HlslToken componentToken;
if (acceptTokenClass(EHTokDot)) {
if (! acceptIdentifier(componentToken)) {
expected("component");
return;
}
}
if (! acceptTokenClass(EHTokRightParen)) {
expected(")");
break;
}
// TODO: process the packoffset information
// c1.y means component y of location slot 1
parseContext.handlePackOffset(locationToken.loc, type, *locationToken.string, componentToken.string);
} else if (! acceptIdentifier(idToken)) {
expected("semantic or packoffset or register");
return;