From 67af8c718ce5e3f95a25e5188840f63b41a33ecc Mon Sep 17 00:00:00 2001 From: ArielG-NV <159081215+ArielG-NV@users.noreply.github.com> Date: Sat, 28 Jun 2025 21:15:48 -0700 Subject: Support the GLSL/SPIR-V Built-in variable `DeviceIndex` (#7552) * Support DeviceIndex * format code * regenerate command line reference --------- Co-authored-by: slangbot <186143334+slangbot@users.noreply.github.com> --- source/slang/slang-emit-spirv.cpp | 6 ++++++ 1 file changed, 6 insertions(+) (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 82fb39d7d..0a3eb2bf1 100644 --- a/source/slang/slang-emit-spirv.cpp +++ b/source/slang/slang-emit-spirv.cpp @@ -6023,6 +6023,12 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex requireSPIRVCapability(SpvCapabilityDrawParameters); return getBuiltinGlobalVar(inst->getFullType(), SpvBuiltInDrawIndex, inst); } + else if (semanticName == "sv_deviceindex") + { + ensureExtensionDeclaration(UnownedStringSlice("SPV_KHR_device_group")); + requireSPIRVCapability(SpvCapabilityDeviceGroup); + return getBuiltinGlobalVar(inst->getFullType(), SpvBuiltInDeviceIndex, inst); + } else if (semanticName == "sv_primitiveid") { auto entryPoints = m_referencingEntryPoints.tryGetValue(inst); -- cgit v1.2.3