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author | bunnei <bunneidev@gmail.com> | 2018-07-22 09:23:15 +0200 |
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committer | bunnei <bunneidev@gmail.com> | 2018-07-22 09:23:15 +0200 |
commit | 148a5bef7eedf8f0faecfcb0a8cc29bf21de9714 (patch) | |
tree | 6a292df9a747a9870757fddb19f8be611649fced /src/video_core/engines/shader_bytecode.h | |
parent | Merge pull request #765 from lioncash/file (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/engines/shader_bytecode.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h index f495b623b..c7e3fb4b1 100644 --- a/src/video_core/engines/shader_bytecode.h +++ b/src/video_core/engines/shader_bytecode.h @@ -425,6 +425,7 @@ union Instruction { union { BitField<50, 3, u64> component_mask_selector; + BitField<0, 8, Register> gpr0; BitField<28, 8, Register> gpr28; bool HasTwoDestinations() const { @@ -432,13 +433,16 @@ union Instruction { } bool IsComponentEnabled(size_t component) const { - static constexpr std::array<size_t, 5> one_dest_mask{0x1, 0x2, 0x4, 0x8, 0x3}; - static constexpr std::array<size_t, 5> two_dest_mask{0x7, 0xb, 0xd, 0xe, 0xf}; - const auto& mask{HasTwoDestinations() ? two_dest_mask : one_dest_mask}; + static constexpr std::array<std::array<u32, 8>, 4> mask_lut{ + {{}, + {0x1, 0x2, 0x4, 0x8, 0x3}, + {0x1, 0x2, 0x4, 0x8, 0x3, 0x9, 0xa, 0xc}, + {0x7, 0xb, 0xd, 0xe, 0xf}}}; - ASSERT(component_mask_selector < mask.size()); + size_t index{gpr0.Value() != Register::ZeroIndex ? 1U : 0U}; + index |= gpr28.Value() != Register::ZeroIndex ? 2 : 0; - return ((1ull << component) & mask[component_mask_selector]) != 0; + return ((1ull << component) & mask_lut[index][component_mask_selector]) != 0; } } texs; |