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shader_decode: BFE add ref of reverse parallel method.

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Nguyen Dac Nam 2020-03-13 14:20:18 +07:00 committed by GitHub
parent 96a4abe12d
commit 70ff82f72d
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src/video_core/shader/decode/bfe.cpp
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@ -36,6 +36,9 @@ u32 ShaderIR::DecodeBfe(NodeBlock& bb, u32 pc) {
const bool is_signed = instr.bfe.is_signed;
// using reverse parallel method in
// https://graphics.stanford.edu/~seander/bithacks.html#ReverseParallel
// note for later if possible to implement faster method.
if (instr.bfe.brev) {
const auto swap = [&](u32 s, u32 mask) {
Node v1 =