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/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 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