From 32b1e25e359f8daf5254301dca8be308e8e1e2ab Mon Sep 17 00:00:00 2001
From: Jay Kwak <82421531+jkwak-work@users.noreply.github.com>
Date: Wed, 17 Jul 2024 17:00:05 -0700
Subject: Use slang-glslang.dll for spirv-validation (#4642)

* Use slang-glslang.dll for spirv-validation

This change replaces the use of "spirv-val.exe" with an API call to
"spvtools::SpirvTools::Validate()".

Closes #4610
---
 source/slang/slang-emit-spirv.cpp | 17 -----------------
 1 file changed, 17 deletions(-)

(limited to 'source/slang/slang-emit-spirv.cpp')

diff --git a/source/slang/slang-emit-spirv.cpp b/source/slang/slang-emit-spirv.cpp
index 1040017da..6b84668e3 100644
--- a/source/slang/slang-emit-spirv.cpp
+++ b/source/slang/slang-emit-spirv.cpp
@@ -6576,23 +6576,6 @@ SlangResult emitSPIRVFromIR(
         (uint8_t const*) context.m_words.getBuffer(),
         context.m_words.getCount() * Index(sizeof(context.m_words[0])));
 
-    StringBuilder runSpirvValEnvVar;
-    PlatformUtil::getEnvironmentVariable(UnownedStringSlice("SLANG_RUN_SPIRV_VALIDATION"), runSpirvValEnvVar);
-    if (runSpirvValEnvVar.getUnownedSlice() == "1"
-        && !codeGenContext->shouldSkipSPIRVValidation())
-    {
-        const auto validationResult = debugValidateSPIRV(spirvOut);
-        // If validation isn't available, don't say it failed, it's just a debug
-        // feature so we can skip
-        if (SLANG_FAILED(validationResult) && validationResult != SLANG_E_NOT_AVAILABLE)
-        {
-            codeGenContext->getSink()->diagnoseWithoutSourceView(
-                SourceLoc{},
-                Diagnostics::spirvValidationFailed
-            );
-            return validationResult;
-        }
-    }
     return SLANG_OK;
 }
 
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