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SPV: Add option to print disassembly in standard form using SPIRV-Tools.

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This commit is contained in:
John Kessenich 2018-06-11 18:12:15 -06:00
parent 6d61684f4b
commit e2156222d3
5 changed files with 40 additions and 2 deletions
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1
SPIRV/CMakeLists.txt
View File

@ -60,6 +60,7 @@ if(ENABLE_OPT)
PRIVATE ${spirv-tools_SOURCE_DIR}/source
)
target_link_libraries(SPIRV glslang SPIRV-Tools-opt)
target_include_directories(SPIRV PUBLIC ../External)
else()
target_link_libraries(SPIRV glslang)
endif(ENABLE_OPT)

21
SPIRV/disassemble.cpp
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@ -716,4 +716,25 @@ void Disassemble(std::ostream& out, const std::vector<unsigned int>& stream)
SpirvStream.processInstructions();
}
#if ENABLE_OPT
#include "spirv-tools/source/disassemble.h"
// Use the SPIRV-Tools disassembler to print SPIR-V.
void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& spirv)
{
spv_context context = spvContextCreate(SPV_ENV_UNIVERSAL_1_3);
spv_text text;
spv_diagnostic diagnostic = nullptr;
spvBinaryToText(context, &spirv.front(), spirv.size(),
SPV_BINARY_TO_TEXT_OPTION_FRIENDLY_NAMES | SPV_BINARY_TO_TEXT_OPTION_INDENT,
&text, &diagnostic);
if (diagnostic == nullptr)
out << text->str;
else
spvDiagnosticPrint(diagnostic);
}
#endif
}; // end namespace spv

4
SPIRV/disassemble.h
View File

@ -45,8 +45,12 @@
namespace spv {
// disassemble with glslang custom disassembler
void Disassemble(std::ostream& out, const std::vector<unsigned int>&);
// disassemble with SPIRV-Tools disassembler
void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& stream);
}; // end namespace spv
#endif // disassembler_H

1
StandAlone/CMakeLists.txt
View File

@ -33,6 +33,7 @@ endif(WIN32)
target_link_libraries(glslangValidator ${LIBRARIES})
target_link_libraries(spirv-remap ${LIBRARIES})
target_include_directories(glslangValidator PUBLIC ../External)
if(WIN32)
source_group("Source" FILES ${SOURCES})

15
StandAlone/StandAlone.cpp Normal file → Executable file
View File

@ -102,6 +102,7 @@ enum TOptions {
EOptionDumpBareVersion = (1 << 31),
};
bool targetHlslFunctionality1 = false;
bool SpvToolsDisassembler = false;
//
// Return codes from main/exit().
@ -506,6 +507,8 @@ void ProcessArguments(std::vector<std::unique_ptr<glslang::TWorkItem>>& workItem
sourceEntryPointName = argv[1];
bumpArg();
break;
} else if (lowerword == "spirv-dis") {
SpvToolsDisassembler = true;
} else if (lowerword == "stdin") {
Options |= EOptionStdin;
shaderStageName = argv[1];
@ -982,9 +985,15 @@ void CompileAndLinkShaderUnits(std::vector<ShaderCompUnit> compUnits)
} else {
glslang::OutputSpvBin(spirv, GetBinaryName((EShLanguage)stage));
}
if (Options & EOptionHumanReadableSpv) {
#if ENABLE_OPT
if (SpvToolsDisassembler)
spv::SpirvToolsDisassemble(std::cout, spirv);
#else
if (SpvToolsDisassembler)
printf("SPIRV-Tools is not enabled; use -H for human readable SPIR-V\n");
#endif
if (!SpvToolsDisassembler && (Options & EOptionHumanReadableSpv))
spv::Disassemble(std::cout, spirv);
}
}
}
}
@ -1405,6 +1414,8 @@ void usage()
" --shift-UBO-binding [stage] [num set]... per-descriptor-set shift values\n"
" --shift-cbuffer-binding [stage] num synonym for --shift-UBO-binding\n"
" --shift-cbuffer-binding [stage] [num set]... per-descriptor-set shift values\n"
" --spirv-dis output standard form disassembly; works only\n"
" when a SPIR-V generation option is also used\n"
" --sub [stage] num synonym for --shift-UBO-binding\n"
" --source-entrypoint <name> the given shader source function is\n"
" renamed to be the <name> given in -e\n"