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Shader/I2F: Implemented the negate I2F_C instruction variant.

This commit is contained in:
Subv 2018-08-15 09:25:02 -05:00
parent 40ecdda19e
commit 38592a3b5e
1 changed files with 23 additions and 7 deletions
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30
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -367,20 +367,23 @@ public:
} }
/// Generates code representing a uniform (C buffer) register, interpreted as the input type. /// 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); declr_const_buffers[index].MarkAsUsed(index, offset, stage);
std::string value = 'c' + std::to_string(index) + '[' + std::to_string(offset / 4) + "][" + std::string value = 'c' + std::to_string(index) + '[' + std::to_string(offset / 4) + "][" +
std::to_string(offset % 4) + ']'; std::to_string(offset % 4) + ']';
if (type == GLSLRegister::Type::Float) { if (type == GLSLRegister::Type::Float) {
return value; // Do nothing, default
} else if (type == GLSLRegister::Type::Integer) { } else if (type == GLSLRegister::Type::Integer) {
return "floatBitsToInt(" + value + ')'; value = "floatBitsToInt(" + value + ')';
} else if (type == GLSLRegister::Type::UnsignedInteger) { } else if (type == GLSLRegister::Type::UnsignedInteger) {
return "floatBitsToUint(" + value + ')'; value = "floatBitsToUint(" + value + ')';
} else { } else {
UNREACHABLE(); UNREACHABLE();
} }
return ConvertIntegerSize(value, size);
} }
std::string GetUniformIndirect(u64 cbuf_index, s64 offset, const std::string& index_str, 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); 1, instr.alu.saturate_d, 0, instr.conversion.dest_size);
break; 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.dest_size == Register::Size::Word, "Unimplemented");
ASSERT_MSG(!instr.conversion.selector, "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) { if (instr.conversion.abs_a) {
op_a = "abs(" + op_a + ')'; op_a = "abs(" + op_a + ')';