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RD DXIL Disassembly: ignore "undef" parameters in "dx.op" functions

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This commit is contained in:
Jake Turner
2024-04-26 08:18:20 +01:00
parent 756a980d96
commit 5366ce7b4a
1 changed files with 17 additions and 8 deletions
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renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
+17 -8
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@@ -2503,9 +2503,7 @@ void Program::MakeRDDisassemblyString(const DXBC::Reflection *reflection)
int paramStrCount = (int)dxFuncSig.size();
for(size_t a = 1; a < inst.args.size(); ++a)
{
if(!first)
lineStr += ", ";
rdcstr paramNameStr;
if(paramStart < paramStrCount)
{
int paramEnd = dxFuncSig.find(',', paramStart);
@@ -2515,13 +2513,24 @@ void Program::MakeRDDisassemblyString(const DXBC::Reflection *reflection)
{
rdcstr dxParamName = dxFuncSig.substr(paramStart, paramEnd - paramStart);
paramStart = paramEnd + 1;
lineStr += "/*";
lineStr += dxParamName;
lineStr += "*/ ";
paramNameStr = "/*";
paramNameStr += dxParamName;
paramNameStr += "*/ ";
}
}
lineStr += ArgToString(inst.args[a], false);
first = false;
// Don't show "undef" parameters
bool isUndef = false;
if(const Constant *c = cast<Constant>(inst.args[a]))
isUndef = c->isUndef();
if(!isUndef)
{
if(!first)
lineStr += ", ";
lineStr += paramNameStr;
lineStr += ArgToString(inst.args[a], false);
first = false;
}
}
lineStr += ")";
}