https://github.com/jhuber6 created
https://github.com/llvm/llvm-project/pull/109152
Summary:
This automically links `copmiler-rt` for offloading languages if it
exists in the resource directory.
>From b6f6cbf7e1819779eeece437daef5bfb9b2a8cd0 Mon Sep 17 00:00:00 2001
From: Joseph Huber <hube...@outlook.com>
Date: Wed, 18 Sep 2024 09:51:51 -0500
Subject: [PATCH] [Clang] Automatically link the `compiler-rt` for GPUs if
present
Summary:
This automically links `copmiler-rt` for offloading languages if it
exists in the resource directory.
---
clang/lib/Driver/ToolChains/Clang.cpp | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp
b/clang/lib/Driver/ToolChains/Clang.cpp
index c00df5f5bc729c..1e615214580134 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -9239,6 +9239,12 @@ void LinkerWrapper::ConstructJob(Compilation &C, const
JobAction &JA,
CmdArgs.push_back(Args.MakeArgString(
"--device-linker=" + TC.getTripleString() + "=" + "-lm"));
}
+ auto HasCompilerRT = getToolChain().getVFS().exists(
+ TC.getCompilerRT(Args, "builtins", ToolChain::FT_Static));
+ if (HasCompilerRT)
+ CmdArgs.push_back(
+ Args.MakeArgString("--device-linker=" + TC.getTripleString() + "="
+
+ "-lclang_rt.builtins"));
});
}
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