From 395302d2404e3429f3cdfa406e89fa76bc0d444b Mon Sep 17 00:00:00 2001 From: Darren Wihandi <65404740+fairywreath@users.noreply.github.com> Date: Thu, 13 Mar 2025 06:28:03 -0400 Subject: Add mesh shader output topology checks (#6592) * initial wip * more wip * add test * add unexpected for invalid target * fixups and improve error message * fixups and improve error message * remove incorrect comment --------- Co-authored-by: Ellie Hermaszewska --- source/slang/slang-lower-to-ir.cpp | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'source/slang/slang-lower-to-ir.cpp') diff --git a/source/slang/slang-lower-to-ir.cpp b/source/slang/slang-lower-to-ir.cpp index e43f99b1e..775986a9a 100644 --- a/source/slang/slang-lower-to-ir.cpp +++ b/source/slang/slang-lower-to-ir.cpp @@ -14,6 +14,7 @@ #include "slang-ir-constexpr.h" #include "slang-ir-dce.h" #include "slang-ir-diff-call.h" +#include "slang-ir-entry-point-decorations.h" #include "slang-ir-inline.h" #include "slang-ir-insert-debug-value-store.h" #include "slang-ir-insts.h" @@ -10673,7 +10674,18 @@ struct DeclLoweringVisitor : DeclVisitor else if (auto outputTopAttr = as(modifier)) { IRStringLit* stringLit = _getStringLitFromAttribute(getBuilder(), outputTopAttr); - getBuilder()->addDecoration(irFunc, kIROp_OutputTopologyDecoration, stringLit); + const auto topologyType = + convertOutputTopologyStringToEnum(stringLit->getStringSlice()); + IRInst* topologyTypeInst = getBuilder()->getIntValue( + getBuilder()->getIntType(), + IRIntegerValue(topologyType)); + + auto outputTopologyDecoration = getBuilder()->addDecoration( + irFunc, + kIROp_OutputTopologyDecoration, + stringLit, + topologyTypeInst); + outputTopologyDecoration->sourceLoc = outputTopAttr->loc; } else if (auto maxTessFactortAttr = as(modifier)) { -- cgit v1.2.3