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SPV: Modify last merge: Have promoteScalar() generate the correct vectorType.

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John Kessenich
2015-12-09 19:08:42 -07:00
parent c51710e0a9
commit 76f7139789
3 changed files with 12 additions and 10 deletions
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9
SPIRV/SpvBuilder.h
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@@ -279,12 +279,17 @@ public:
// - promoteScalar(scalar, scalar) // do nothing
// Other forms are not allowed.
//
// Generally, the type of 'scalar' does not need to be the same type as the components in 'vector'.
// The type of the created vector is a vector of components of the same type as the scalar.
//
// Note: One of the arguments will change, with the result coming back that way rather than
// through the return value.
void promoteScalar(Decoration precision, Id& left, Id& right);
// make a value by smearing the scalar to fill the type
Id smearScalar(Decoration precision, Id scalarVal, Id);
// Make a value by smearing the scalar to fill the type.
// vectorType should be the correct type for making a vector of scalarVal.
// (No conversions are done.)
Id smearScalar(Decoration precision, Id scalarVal, Id vectorType);
// Create a call to a built-in function.
Id createBuiltinCall(Decoration precision, Id resultType, Id builtins, int entryPoint, std::vector<Id>& args);