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Remove derivative instructions from the list of combinators.

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These instructions compute their value based the value of the immediate
neighbours of the current fragment.  This means the result is not
defined purely by the operands of the instruction.
This commit is contained in:
Steven Perron 2017-11-23 12:41:10 -05:00 committed by David Neto
parent b0a7037886
commit 0b1cb27f83
1 changed files with 0 additions and 9 deletions
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9
source/opt/ir_context.cpp
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@ -309,15 +309,6 @@ void IRContext::AddCombinatorsForCapability(uint32_t capability) {
SpvOpBitFieldUExtract,
SpvOpBitReverse,
SpvOpBitCount,
SpvOpDPdx,
SpvOpDPdy,
SpvOpFwidth,
SpvOpDPdxFine,
SpvOpDPdyFine,
SpvOpFwidthFine,
SpvOpDPdxCoarse,
SpvOpDPdyCoarse,
SpvOpFwidthCoarse,
SpvOpPhi,
SpvOpImageSparseSampleImplicitLod,
SpvOpImageSparseSampleExplicitLod,