From 11c221cc62fcde6f11d8a9ef26df92aa7267eba9 Mon Sep 17 00:00:00 2001 From: Subv Date: Wed, 15 Aug 2018 09:15:55 -0500 Subject: Shader/F2I: Implemented the negate bit in the F2I instruction. --- src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index dabf98b74..5bd128e4f 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -1306,6 +1306,10 @@ private: op_a = "abs(" + op_a + ')'; } + if (instr.conversion.negate_a) { + op_a = "-(" + op_a + ')'; + } + switch (instr.conversion.f2i.rounding) { case Tegra::Shader::F2iRoundingOp::None: break; -- cgit v1.2.3 From 5ef447cc0eecede9f6c622ac50376a1d3f15d3ee Mon Sep 17 00:00:00 2001 From: Subv Date: Wed, 15 Aug 2018 09:16:35 -0500 Subject: Shader/F2I: Implemented the F2I_C instruction variant. --- src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 5bd128e4f..054b8b13d 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -1298,9 +1298,17 @@ private: regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1, instr.alu.saturate_d); break; } - case OpCode::Id::F2I_R: { + case OpCode::Id::F2I_R: + case OpCode::Id::F2I_C: { ASSERT_MSG(instr.conversion.src_size == Register::Size::Word, "Unimplemented"); - std::string op_a = regs.GetRegisterAsFloat(instr.gpr20); + std::string op_a{}; + + if (instr.is_b_gpr) { + op_a = regs.GetRegisterAsFloat(instr.gpr20); + } else { + op_a = regs.GetUniform(instr.cbuf34.index, instr.cbuf34.offset, + GLSLRegister::Type::Float); + } if (instr.conversion.abs_a) { op_a = "abs(" + op_a + ')'; -- cgit v1.2.3 From 40ecdda19e5b228bb16a35cfadf0aca60ef33912 Mon Sep 17 00:00:00 2001 From: Subv Date: Wed, 15 Aug 2018 09:18:55 -0500 Subject: Shader/F2I: Implemented the negate bit in the I2F instruction --- src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 054b8b13d..aa8ce5a7a 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -1261,6 +1261,10 @@ private: op_a = "abs(" + op_a + ')'; } + if (instr.conversion.negate_a) { + op_a = "-(" + op_a + ')'; + } + regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1); break; } -- cgit v1.2.3 From 38592a3b5ebff505162a1806c9c9a9511c7c51b5 Mon Sep 17 00:00:00 2001 From: Subv Date: Wed, 15 Aug 2018 09:25:02 -0500 Subject: Shader/I2F: Implemented the negate I2F_C instruction variant. --- .../renderer_opengl/gl_shader_decompiler.cpp | 30 +++++++++++++++++----- 1 file changed, 23 insertions(+), 7 deletions(-) (limited to 'src') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index aa8ce5a7a..218ca5261 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -367,20 +367,23 @@ public: } /// Generates code representing a uniform (C buffer) register, interpreted as the input type. - std::string GetUniform(u64 index, u64 offset, GLSLRegister::Type type) { + std::string GetUniform(u64 index, u64 offset, GLSLRegister::Type type, + Register::Size size = Register::Size::Word) { declr_const_buffers[index].MarkAsUsed(index, offset, stage); std::string value = 'c' + std::to_string(index) + '[' + std::to_string(offset / 4) + "][" + std::to_string(offset % 4) + ']'; if (type == GLSLRegister::Type::Float) { - return value; + // Do nothing, default } else if (type == GLSLRegister::Type::Integer) { - return "floatBitsToInt(" + value + ')'; + value = "floatBitsToInt(" + value + ')'; } else if (type == GLSLRegister::Type::UnsignedInteger) { - return "floatBitsToUint(" + value + ')'; + value = "floatBitsToUint(" + value + ')'; } else { UNREACHABLE(); } + + return ConvertIntegerSize(value, size); } std::string GetUniformIndirect(u64 cbuf_index, s64 offset, const std::string& index_str, @@ -1251,11 +1254,24 @@ private: 1, instr.alu.saturate_d, 0, instr.conversion.dest_size); break; } - case OpCode::Id::I2F_R: { + case OpCode::Id::I2F_R: + case OpCode::Id::I2F_C: { ASSERT_MSG(instr.conversion.dest_size == Register::Size::Word, "Unimplemented"); ASSERT_MSG(!instr.conversion.selector, "Unimplemented"); - std::string op_a = regs.GetRegisterAsInteger( - instr.gpr20, 0, instr.conversion.is_input_signed, instr.conversion.src_size); + + std::string op_a{}; + + if (instr.is_b_gpr) { + op_a = + regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_input_signed, + instr.conversion.src_size); + } else { + op_a = regs.GetUniform(instr.cbuf34.index, instr.cbuf34.offset, + instr.conversion.is_input_signed + ? GLSLRegister::Type::Integer + : GLSLRegister::Type::UnsignedInteger, + instr.conversion.src_size); + } if (instr.conversion.abs_a) { op_a = "abs(" + op_a + ')'; -- cgit v1.2.3 From 91140f6c0a64d77460c9cc740da4d7b20d314157 Mon Sep 17 00:00:00 2001 From: Subv Date: Wed, 15 Aug 2018 09:27:43 -0500 Subject: Shader/Conversion: Implemented the negate bit in F2F and I2I instructions. --- src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 218ca5261..e0dfdbb9f 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -1250,6 +1250,10 @@ private: op_a = "abs(" + op_a + ')'; } + if (instr.conversion.negate_a) { + op_a = "-(" + op_a + ')'; + } + regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_output_signed, 0, op_a, 1, 1, instr.alu.saturate_d, 0, instr.conversion.dest_size); break; @@ -1289,6 +1293,14 @@ private: ASSERT_MSG(instr.conversion.src_size == Register::Size::Word, "Unimplemented"); std::string op_a = regs.GetRegisterAsFloat(instr.gpr20); + if (instr.conversion.abs_a) { + op_a = "abs(" + op_a + ')'; + } + + if (instr.conversion.negate_a) { + op_a = "-(" + op_a + ')'; + } + switch (instr.conversion.f2f.rounding) { case Tegra::Shader::F2fRoundingOp::None: break; @@ -1311,10 +1323,6 @@ private: break; } - if (instr.conversion.abs_a) { - op_a = "abs(" + op_a + ')'; - } - regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1, instr.alu.saturate_d); break; } -- cgit v1.2.3