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-rw-r--r--source/compiler-core/slang-downstream-compiler.h10
-rw-r--r--source/compiler-core/slang-glslang-compiler.cpp20
-rw-r--r--source/compiler-core/slang-json-rpc-connection.cpp4
-rw-r--r--source/slang-glslang/slang-glslang.cpp31
-rw-r--r--source/slang-glslang/slang-glslang.h1
-rw-r--r--source/slang-llvm/slang-llvm.cpp7
-rw-r--r--source/slang/slang-diagnostic-defs.h6
-rw-r--r--source/slang/slang-emit-spirv.cpp1
-rw-r--r--source/slang/slang-emit.cpp20
-rw-r--r--source/slang/slang-spirv-val.cpp41
-rw-r--r--source/slang/slang-spirv-val.h10
11 files changed, 80 insertions, 71 deletions
diff --git a/source/compiler-core/slang-downstream-compiler.h b/source/compiler-core/slang-downstream-compiler.h
index c0cc868d1..82aaef107 100644
--- a/source/compiler-core/slang-downstream-compiler.h
+++ b/source/compiler-core/slang-downstream-compiler.h
@@ -337,6 +337,9 @@ public:
/// Validate and return the result
virtual SLANG_NO_THROW SlangResult SLANG_MCALL
validate(const uint32_t* contents, int contentsSize) = 0;
+ /// Disassemble and print to stdout
+ virtual SLANG_NO_THROW SlangResult SLANG_MCALL
+ disassemble(const uint32_t* contents, int contentsSize) = 0;
/// True if underlying compiler uses file system to communicate source
virtual SLANG_NO_THROW bool SLANG_MCALL isFileBased() = 0;
@@ -374,6 +377,13 @@ public:
SLANG_UNUSED(contentsSize);
return SLANG_FAIL;
}
+ virtual SLANG_NO_THROW SlangResult SLANG_MCALL
+ disassemble(const uint32_t* contents, int contentsSize) SLANG_OVERRIDE
+ {
+ SLANG_UNUSED(contents);
+ SLANG_UNUSED(contentsSize);
+ return SLANG_FAIL;
+ }
DownstreamCompilerBase(const Desc& desc)
: m_desc(desc)
diff --git a/source/compiler-core/slang-glslang-compiler.cpp b/source/compiler-core/slang-glslang-compiler.cpp
index 5550ac8ad..b619f468f 100644
--- a/source/compiler-core/slang-glslang-compiler.cpp
+++ b/source/compiler-core/slang-glslang-compiler.cpp
@@ -47,6 +47,8 @@ public:
SLANG_OVERRIDE;
virtual SLANG_NO_THROW SlangResult SLANG_MCALL
validate(const uint32_t* contents, int contentsSize) SLANG_OVERRIDE;
+ virtual SLANG_NO_THROW SlangResult SLANG_MCALL
+ disassemble(const uint32_t* contents, int contentsSize) SLANG_OVERRIDE;
/// Must be called before use
SlangResult init(ISlangSharedLibrary* library);
@@ -63,6 +65,7 @@ protected:
glslang_CompileFunc_1_1 m_compile_1_1 = nullptr;
glslang_CompileFunc_1_2 m_compile_1_2 = nullptr;
glslang_ValidateSPIRVFunc m_validate = nullptr;
+ glslang_DisassembleSPIRVFunc m_disassemble = nullptr;
ComPtr<ISlangSharedLibrary> m_sharedLibrary;
@@ -75,7 +78,8 @@ SlangResult GlslangDownstreamCompiler::init(ISlangSharedLibrary* library)
m_compile_1_1 = (glslang_CompileFunc_1_1)library->findFuncByName("glslang_compile_1_1");
m_compile_1_2 = (glslang_CompileFunc_1_2)library->findFuncByName("glslang_compile_1_2");
m_validate = (glslang_ValidateSPIRVFunc)library->findFuncByName("glslang_validateSPIRV");
-
+ m_disassemble =
+ (glslang_DisassembleSPIRVFunc)library->findFuncByName("glslang_disassembleSPIRV");
if (m_compile_1_0 == nullptr && m_compile_1_1 == nullptr && m_compile_1_2 == nullptr)
{
@@ -305,6 +309,20 @@ SlangResult GlslangDownstreamCompiler::validate(const uint32_t* contents, int co
return SLANG_FAIL;
}
+SlangResult GlslangDownstreamCompiler::disassemble(const uint32_t* contents, int contentsSize)
+{
+ if (m_disassemble == nullptr)
+ {
+ return SLANG_FAIL;
+ }
+
+ if (m_disassemble(contents, contentsSize))
+ {
+ return SLANG_OK;
+ }
+ return SLANG_FAIL;
+}
+
bool GlslangDownstreamCompiler::canConvert(const ArtifactDesc& from, const ArtifactDesc& to)
{
// Can only disassemble blobs that are SPIR-V
diff --git a/source/compiler-core/slang-json-rpc-connection.cpp b/source/compiler-core/slang-json-rpc-connection.cpp
index 79ffc9583..fbbd23d75 100644
--- a/source/compiler-core/slang-json-rpc-connection.cpp
+++ b/source/compiler-core/slang-json-rpc-connection.cpp
@@ -273,6 +273,10 @@ SlangResult JSONRPCConnection::sendCall(
SlangResult JSONRPCConnection::waitForResult(Int timeOutInMs)
{
+ // Invalidate m_jsonRoot before waitForResult, because when waitForResult fail,
+ // we don't want to use the result from the previous read.
+ m_jsonRoot.reset();
+
SLANG_RETURN_ON_FAIL(m_connection->waitForResult(timeOutInMs));
return tryReadMessage();
}
diff --git a/source/slang-glslang/slang-glslang.cpp b/source/slang-glslang/slang-glslang.cpp
index 4abcada62..ca45be05b 100644
--- a/source/slang-glslang/slang-glslang.cpp
+++ b/source/slang-glslang/slang-glslang.cpp
@@ -182,6 +182,37 @@ extern "C"
return tools.Validate(contents, contentsSize, options);
}
+// Disassemble the given SPIRV-ASM instructions.
+extern "C"
+#ifdef _MSC_VER
+ _declspec(dllexport)
+#else
+ __attribute__((__visibility__("default")))
+#endif
+ bool glslang_disassembleSPIRV(const uint32_t* contents, int contentsSize)
+{
+ static const auto kDefaultEnvironment = SPV_ENV_UNIVERSAL_1_5;
+
+ uint32_t options = SPV_BINARY_TO_TEXT_OPTION_NONE;
+ options |= SPV_BINARY_TO_TEXT_OPTION_COMMENT;
+ options |= SPV_BINARY_TO_TEXT_OPTION_PRINT;
+ options |= SPV_BINARY_TO_TEXT_OPTION_COLOR;
+
+ spv_diagnostic diagnostic = nullptr;
+ spv_context context = spvContextCreate(kDefaultEnvironment);
+ spv_result_t error =
+ spvBinaryToText(context, contents, contentsSize, options, nullptr, &diagnostic);
+ spvContextDestroy(context);
+ if (error)
+ {
+ spvDiagnosticPrint(diagnostic);
+ spvDiagnosticDestroy(diagnostic);
+ return false;
+ }
+
+ return true;
+}
+
// Apply the SPIRV-Tools optimizer to generated SPIR-V based on the desired optimization level
// TODO: add flag for optimizing SPIR-V size as well
static void glslang_optimizeSPIRV(
diff --git a/source/slang-glslang/slang-glslang.h b/source/slang-glslang/slang-glslang.h
index cfeed975a..7b955c5af 100644
--- a/source/slang-glslang/slang-glslang.h
+++ b/source/slang-glslang/slang-glslang.h
@@ -156,5 +156,6 @@ typedef int (*glslang_CompileFunc_1_0)(glslang_CompileRequest_1_0* request);
typedef int (*glslang_CompileFunc_1_1)(glslang_CompileRequest_1_1* request);
typedef int (*glslang_CompileFunc_1_2)(glslang_CompileRequest_1_2* request);
typedef bool (*glslang_ValidateSPIRVFunc)(const uint32_t* contents, int contentsSize);
+typedef bool (*glslang_DisassembleSPIRVFunc)(const uint32_t* contents, int contentsSize);
#endif
diff --git a/source/slang-llvm/slang-llvm.cpp b/source/slang-llvm/slang-llvm.cpp
index 990f99f74..86565a485 100644
--- a/source/slang-llvm/slang-llvm.cpp
+++ b/source/slang-llvm/slang-llvm.cpp
@@ -140,6 +140,13 @@ public:
SLANG_UNUSED(contentsSize);
return SLANG_FAIL;
}
+ virtual SLANG_NO_THROW SlangResult SLANG_MCALL
+ disassemble(const uint32_t* contents, int contentsSize) SLANG_OVERRIDE
+ {
+ SLANG_UNUSED(contents);
+ SLANG_UNUSED(contentsSize);
+ return SLANG_FAIL;
+ }
LLVMDownstreamCompiler()
: m_desc(
diff --git a/source/slang/slang-diagnostic-defs.h b/source/slang/slang-diagnostic-defs.h
index 9d08d5b73..821a895bc 100644
--- a/source/slang/slang-diagnostic-defs.h
+++ b/source/slang/slang-diagnostic-defs.h
@@ -2562,11 +2562,7 @@ DIAGNOSTIC(
Internal,
serialDebugVerificationFailed,
"Verification of serial debug information failed.")
-DIAGNOSTIC(
- 99999,
- Internal,
- spirvValidationFailed,
- "Validation of generated SPIR-V failed. SPIRV generated: \n$0")
+DIAGNOSTIC(99999, Internal, spirvValidationFailed, "Validation of generated SPIR-V failed.")
DIAGNOSTIC(
99999,
diff --git a/source/slang/slang-emit-spirv.cpp b/source/slang/slang-emit-spirv.cpp
index 676a16228..d8c479cd1 100644
--- a/source/slang/slang-emit-spirv.cpp
+++ b/source/slang/slang-emit-spirv.cpp
@@ -12,7 +12,6 @@
#include "slang-ir-util.h"
#include "slang-ir.h"
#include "slang-lookup-spirv.h"
-#include "slang-spirv-val.h"
#include "spirv/unified1/spirv.h"
#include <type_traits>
diff --git a/source/slang/slang-emit.cpp b/source/slang/slang-emit.cpp
index f9118bb45..7ea2fef88 100644
--- a/source/slang/slang-emit.cpp
+++ b/source/slang/slang-emit.cpp
@@ -104,7 +104,6 @@
#include "slang-legalize-types.h"
#include "slang-lower-to-ir.h"
#include "slang-mangle.h"
-#include "slang-spirv-val.h"
#include "slang-syntax.h"
#include "slang-type-layout.h"
#include "slang-visitor.h"
@@ -1942,18 +1941,16 @@ SlangResult emitSPIRVForEntryPointsDirectly(
ArtifactUtil::createArtifactForCompileTarget(asExternal(codeGenContext->getTargetFormat()));
artifact->addRepresentationUnknown(ListBlob::moveCreate(spirv));
-#if 0
- // Dump the unoptimized SPIRV after lowering from slang IR -> SPIRV
- String err; String dis;
- disassembleSPIRV(spirv, err, dis);
- printf("%s", dis.begin());
-#endif
-
IDownstreamCompiler* compiler = codeGenContext->getSession()->getOrLoadDownstreamCompiler(
PassThroughMode::SpirvOpt,
codeGenContext->getSink());
if (compiler)
{
+#if 0
+ // Dump the unoptimized SPIRV after lowering from slang IR -> SPIRV
+ compiler->disassemble((uint32_t*)spirv.getBuffer(), int(spirv.getCount() / 4));
+#endif
+
if (!codeGenContext->shouldSkipSPIRVValidation())
{
StringBuilder runSpirvValEnvVar;
@@ -1966,13 +1963,10 @@ SlangResult emitSPIRVForEntryPointsDirectly(
(uint32_t*)spirv.getBuffer(),
int(spirv.getCount() / 4))))
{
- String err;
- String dis;
- disassembleSPIRV(spirv, err, dis);
+ compiler->disassemble((uint32_t*)spirv.getBuffer(), int(spirv.getCount() / 4));
codeGenContext->getSink()->diagnoseWithoutSourceView(
SourceLoc{},
- Diagnostics::spirvValidationFailed,
- dis);
+ Diagnostics::spirvValidationFailed);
}
}
}
diff --git a/source/slang/slang-spirv-val.cpp b/source/slang/slang-spirv-val.cpp
deleted file mode 100644
index e2b4da46c..000000000
--- a/source/slang/slang-spirv-val.cpp
+++ /dev/null
@@ -1,41 +0,0 @@
-#include "slang-spirv-val.h"
-
-namespace Slang
-{
-
-SlangResult disassembleSPIRV(const List<uint8_t>& spirv, String& outErr, String& outDis)
-{
- // Set up our process
- CommandLine commandLine;
- commandLine.m_executableLocation.setName("spirv-dis");
- commandLine.addArg("--comment");
- commandLine.addArg("--color");
- RefPtr<Process> p;
-
- // If we failed to even start the process, then validation isn't available
- SLANG_RETURN_ON_FAIL(Process::create(commandLine, 0, p));
- const auto in = p->getStream(StdStreamType::In);
- const auto out = p->getStream(StdStreamType::Out);
- const auto err = p->getStream(StdStreamType::ErrorOut);
-
- List<Byte> outData;
- List<Byte> outErrData;
- SLANG_RETURN_ON_FAIL(
- StreamUtil::readAndWrite(in, spirv.getArrayView(), out, outData, err, outErrData));
-
- SLANG_RETURN_ON_FAIL(p->waitForTermination(10));
-
- outDis = String(
- reinterpret_cast<const char*>(outData.begin()),
- reinterpret_cast<const char*>(outData.end()));
-
- outErr = String(
- reinterpret_cast<const char*>(outErrData.begin()),
- reinterpret_cast<const char*>(outErrData.end()));
-
- const auto ret = p->getReturnValue();
- return ret == 0 ? SLANG_OK : SLANG_FAIL;
-}
-
-
-} // namespace Slang
diff --git a/source/slang/slang-spirv-val.h b/source/slang/slang-spirv-val.h
deleted file mode 100644
index 01e111f91..000000000
--- a/source/slang/slang-spirv-val.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#pragma once
-
-#include "slang-compiler.h"
-
-#include <cstdint>
-
-namespace Slang
-{
-SlangResult disassembleSPIRV(const List<uint8_t>& spirv, String& outErr, String& outDis);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2026-06-02 07:56:50 +0000