From 404e95cdd02830ba0fb215081e826025609c4d14 Mon Sep 17 00:00:00 2001
From: Darren Wihandi <65404740+fairywreath@users.noreply.github.com>
Date: Wed, 19 Mar 2025 17:53:57 -0400
Subject: Output SPV_KHR_compute_shader_derivatives extension string instead of
 the NV extension (#6641)

* Output SPV_KHR_compute_shader_derivatives instead of the NV extension

* add alias for nv extension
---
 source/slang/slang-emit-spirv.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 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 758e1ca7e..266f3b7e9 100644
--- a/source/slang/slang-emit-spirv.cpp
+++ b/source/slang/slang-emit-spirv.cpp
@@ -3603,7 +3603,7 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex
                         continue;
 
                     ensureExtensionDeclaration(
-                        UnownedStringSlice("SPV_NV_compute_shader_derivatives"));
+                        UnownedStringSlice("SPV_KHR_compute_shader_derivatives"));
                     auto numThreadsDecor =
                         entryPointDecor->findDecoration<IRNumThreadsDecoration>();
                     if (isQuad)
@@ -3617,8 +3617,8 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex
                         requireSPIRVExecutionMode(
                             nullptr,
                             getIRInstSpvID(entryPoint),
-                            SpvExecutionModeDerivativeGroupQuadsNV);
-                        requireSPIRVCapability(SpvCapabilityComputeDerivativeGroupQuadsNV);
+                            SpvExecutionModeDerivativeGroupQuadsKHR);
+                        requireSPIRVCapability(SpvCapabilityComputeDerivativeGroupQuadsKHR);
                     }
                     else
                     {
@@ -3631,8 +3631,8 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex
                         requireSPIRVExecutionMode(
                             nullptr,
                             getIRInstSpvID(entryPoint),
-                            SpvExecutionModeDerivativeGroupLinearNV);
-                        requireSPIRVCapability(SpvCapabilityComputeDerivativeGroupLinearNV);
+                            SpvExecutionModeDerivativeGroupLinearKHR);
+                        requireSPIRVCapability(SpvCapabilityComputeDerivativeGroupLinearKHR);
                     }
                 }
 
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