tree 5438c8ca1ed58e249e0f5fa532c4a5032a87048e
parent 1d2ebed9e6a481f04d874b3a0bc8d07909c46e6d
author Ben Clayton <bclayton@google.com> 1557998895 +0100
committer Ben Clayton <bclayton@google.com> 1558378913 +0000

SpirvShader: Fixes for GLSLstd450Modf / GLSLstd450ModfStruct

The returned whole and frac must have the same sign as the input parameter.

Tests: dEQP-VK.glsl.builtin.precision.modf.*
Tests: dEQP-VK.glsl.builtin.function.common.modf.*
Bug: b/126873455
Change-Id: I791891fdf46f9285e12d770e2b15b91ebfa3f0b1
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/31590
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Chris Forbes <chrisforbes@google.com>
Presubmit-Ready: Ben Clayton <bclayton@google.com>
Tested-by: Ben Clayton <bclayton@google.com>