[all-commits] [llvm/llvm-project] 06c675: [mlir][spirv] Handle corner cases for math.powf co...
Lei Zhang via All-commits
all-commits at lists.llvm.org
Tue Jun 14 20:03:06 PDT 2022
Branch: refs/heads/main
Home: https://github.com/llvm/llvm-project
Commit: 06c6758a98161262ac97fad42248139d78d39581
https://github.com/llvm/llvm-project/commit/06c6758a98161262ac97fad42248139d78d39581
Author: Lei Zhang <antiagainst at google.com>
Date: 2022-06-14 (Tue, 14 Jun 2022)
Changed paths:
M mlir/lib/Conversion/MathToSPIRV/MathToSPIRV.cpp
M mlir/test/Conversion/MathToSPIRV/math-to-glsl-spirv.mlir
Log Message:
-----------
[mlir][spirv] Handle corner cases for math.powf conversion
Per GLSL Pow extended instruction spec: "Result is undefined if
x < 0. Result is undefined if x = 0 and y <= 0." So we need to
handle negative `x` values specifically.
Reviewed By: ThomasRaoux
Differential Revision: https://reviews.llvm.org/D127816
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