2 files changed, 32 insertions, 0 deletions
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