diff options
| author | bunnei <bunneidev@gmail.com> | 2020-05-13 09:51:14 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-05-13 09:51:14 -0400 |
| commit | b1a1bd12cae560b39c718b7188db0d8eae975917 (patch) | |
| tree | 4b30162771fc25000519ab57bfcf8e2b0b32c96e /src/video_core/renderer_vulkan | |
| parent | 1beaebe666ac97d34dbbd59731742b751a01e603 (diff) | |
| parent | 8b329ddcc9b39353b9545289b3bd653a77db0103 (diff) | |
Merge pull request #3899 from ReinUsesLisp/float-comparisons
shader_ir: Add separate instructions for ordered and unordered comparisons and fix NE on GLSL
Diffstat (limited to 'src/video_core/renderer_vulkan')
| -rw-r--r-- | src/video_core/renderer_vulkan/vk_shader_decompiler.cpp | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp index 18678968c..167e20e91 100644 --- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp +++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp @@ -1618,6 +1618,24 @@ private: return {}; } + Expression LogicalFOrdered(Operation operation) { + // Emulate SPIR-V's OpOrdered + const Id op_a = AsFloat(Visit(operation[0])); + const Id op_b = AsFloat(Visit(operation[1])); + const Id is_num_a = OpFOrdEqual(t_bool, op_a, op_a); + const Id is_num_b = OpFOrdEqual(t_bool, op_b, op_b); + return {OpLogicalAnd(t_bool, is_num_a, is_num_b), Type::Bool}; + } + + Expression LogicalFUnordered(Operation operation) { + // Emulate SPIR-V's OpUnordered + const Id op_a = AsFloat(Visit(operation[0])); + const Id op_b = AsFloat(Visit(operation[1])); + const Id is_nan_a = OpIsNan(t_bool, op_a); + const Id is_nan_b = OpIsNan(t_bool, op_b); + return {OpLogicalOr(t_bool, is_nan_a, is_nan_b), Type::Bool}; + } + Id GetTextureSampler(Operation operation) { const auto& meta = std::get<MetaTexture>(operation.GetMeta()); ASSERT(!meta.sampler.is_buffer); @@ -2511,7 +2529,14 @@ private: &SPIRVDecompiler::Binary<&Module::OpFOrdGreaterThan, Type::Bool, Type::Float>, &SPIRVDecompiler::Binary<&Module::OpFOrdNotEqual, Type::Bool, Type::Float>, &SPIRVDecompiler::Binary<&Module::OpFOrdGreaterThanEqual, Type::Bool, Type::Float>, - &SPIRVDecompiler::Unary<&Module::OpIsNan, Type::Bool, Type::Float>, + &SPIRVDecompiler::LogicalFOrdered, + &SPIRVDecompiler::LogicalFUnordered, + &SPIRVDecompiler::Binary<&Module::OpFUnordLessThan, Type::Bool, Type::Float>, + &SPIRVDecompiler::Binary<&Module::OpFUnordEqual, Type::Bool, Type::Float>, + &SPIRVDecompiler::Binary<&Module::OpFUnordLessThanEqual, Type::Bool, Type::Float>, + &SPIRVDecompiler::Binary<&Module::OpFUnordGreaterThan, Type::Bool, Type::Float>, + &SPIRVDecompiler::Binary<&Module::OpFUnordNotEqual, Type::Bool, Type::Float>, + &SPIRVDecompiler::Binary<&Module::OpFUnordGreaterThanEqual, Type::Bool, Type::Float>, &SPIRVDecompiler::Binary<&Module::OpSLessThan, Type::Bool, Type::Int>, &SPIRVDecompiler::Binary<&Module::OpIEqual, Type::Bool, Type::Int>, |