[OPENMP] Support for -fopenmp-simd option with compilation of simd loops
only.
Added support for -fopenmp-simd option that allows compilation of
simd-based constructs without emission of OpenMP runtime calls.
llvm-svn: 321560
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 5bdf81a..df33fc3 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -208,7 +208,10 @@
OpenMPRuntime.reset(new CGOpenMPRuntimeNVPTX(*this));
break;
default:
- OpenMPRuntime.reset(new CGOpenMPRuntime(*this));
+ if (LangOpts.OpenMPSimd)
+ OpenMPRuntime.reset(new CGOpenMPSIMDRuntime(*this));
+ else
+ OpenMPRuntime.reset(new CGOpenMPRuntime(*this));
break;
}
}
@@ -4515,6 +4518,9 @@
}
void CodeGenModule::EmitOMPThreadPrivateDecl(const OMPThreadPrivateDecl *D) {
+ // Do not emit threadprivates in simd-only mode.
+ if (LangOpts.OpenMP && LangOpts.OpenMPSimd)
+ return;
for (auto RefExpr : D->varlists()) {
auto *VD = cast<VarDecl>(cast<DeclRefExpr>(RefExpr)->getDecl());
bool PerformInit =