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/video_core') 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