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rsx: Shader decompiler cleanup and improvements

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- Improve support for float16_t by minimizing mixed inputs to functions
(ambiguous overloads)
- Minimize amount of downcasts in code by using opcode flags
- Re-enable float16_t support for vulkan
This commit is contained in:
kd-11 2019-04-13 13:20:50 +03:00 • committed by kd-11
parent a668560c68
commit 06a85f00d1
11 changed files with 162 additions and 113 deletions
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8
rpcs3/Emu/RSX/GL/GLFragmentProgram.cpp
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@ -23,11 +23,6 @@ std::string GLFragmentDecompilerThread::getFunction(FUNCTION f)
return glsl::getFunctionImpl(f);
}
std::string GLFragmentDecompilerThread::saturate(const std::string & code)
{
return "clamp(" + code + ", 0., 1.)";
}
std::string GLFragmentDecompilerThread::compareFunction(COMPARE f, const std::string &Op0, const std::string &Op1)
{
return glsl::compareFunctionImpl(f, Op0, Op1);
@ -110,7 +105,8 @@ void GLFragmentDecompilerThread::insertOutputs(std::stringstream & OS)
{ "ocol3", m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS ? "r4" : "h8" },
};
const auto reg_type = (m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS) ? "vec4" : getHalfTypeName(4);
const bool float_type = (m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS) || !device_props.has_native_half_support;
const auto reg_type = float_type ? "vec4" : getHalfTypeName(4);
for (int i = 0; i < std::size(table); ++i)
{
if (m_parr.HasParam(PF_PARAM_NONE, reg_type, table[i].second))