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SPV: only declare the pure 8/16-bit capabilities when needed.

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Only when operations stray outside the 8/16-bit storage-capabilities
are the general (pure 8/16-bit) capabilities needed.
This commit is contained in:
John Kessenich 2018-08-15 13:54:09 -06:00
parent 149afc3930
commit 31aa3d6019
10 changed files with 125 additions and 29 deletions
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7
SPIRV/SpvBuilder.h
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@ -167,6 +167,7 @@ public:
bool isImageType(Id typeId) const { return getTypeClass(typeId) == OpTypeImage; }
bool isSamplerType(Id typeId) const { return getTypeClass(typeId) == OpTypeSampler; }
bool isSampledImageType(Id typeId) const { return getTypeClass(typeId) == OpTypeSampledImage; }
bool containsType(Id typeId, Op typeOp, int width) const;
bool isConstantOpCode(Op opcode) const;
bool isSpecConstantOpCode(Op opcode) const;
@ -569,9 +570,11 @@ public:
void postProcess();
// Hook to visit each instruction in a block in a function
void postProcess(Instruction& inst);
void postProcess(const Instruction&);
// Hook to visit each instruction in a reachable block in a function.
void postProcessReachable(Instruction& inst);
void postProcessReachable(const Instruction&);
// Hook to visit each non-32-bit sized float/int operation in a block.
void postProcessType(const Instruction&, spv::Id typeId);
void dump(std::vector<unsigned int>&) const;