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| author | Justin Holewinski <jholewinski@nvidia.com> | 2014-06-27 18:35:56 +0000 |
|---|---|---|
| committer | Justin Holewinski <jholewinski@nvidia.com> | 2014-06-27 18:35:56 +0000 |
| commit | d73767a80a5e45a79ecdba3560beac775087a1e4 (patch) | |
| tree | b7f26035e461720d86278d3ae8d11cdebc4d2200 | |
| parent | 73cb5de5469a5b78282308186de4682ca0ef1a4d (diff) | |
| download | bcm5719-llvm-d73767a80a5e45a79ecdba3560beac775087a1e4.tar.gz bcm5719-llvm-d73767a80a5e45a79ecdba3560beac775087a1e4.zip | |
[NVPTX] Emit .weak linkage for link_once, weak, available_externally, and common linkage
llvm-svn: 211941
| -rw-r--r-- | llvm/lib/Target/NVPTX/NVPTXAsmPrinter.cpp | 4 | ||||
| -rw-r--r-- | llvm/test/CodeGen/NVPTX/weak-global.ll | 9 |
2 files changed, 13 insertions, 0 deletions
diff --git a/llvm/lib/Target/NVPTX/NVPTXAsmPrinter.cpp b/llvm/lib/Target/NVPTX/NVPTXAsmPrinter.cpp index 652a4995569..a174949b994 100644 --- a/llvm/lib/Target/NVPTX/NVPTXAsmPrinter.cpp +++ b/llvm/lib/Target/NVPTX/NVPTXAsmPrinter.cpp @@ -1367,6 +1367,10 @@ void NVPTXAsmPrinter::printModuleLevelGV(const GlobalVariable *GVar, O << ".visible "; else O << ".extern "; + } else if (GVar->hasLinkOnceLinkage() || GVar->hasWeakLinkage() || + GVar->hasAvailableExternallyLinkage() || + GVar->hasCommonLinkage()) { + O << ".weak "; } if (llvm::isTexture(*GVar)) { diff --git a/llvm/test/CodeGen/NVPTX/weak-global.ll b/llvm/test/CodeGen/NVPTX/weak-global.ll new file mode 100644 index 00000000000..2bef4c5228a --- /dev/null +++ b/llvm/test/CodeGen/NVPTX/weak-global.ll @@ -0,0 +1,9 @@ +; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s + +; CHECK: .weak .global .align 4 .u32 g +@g = common addrspace(1) global i32 zeroinitializer + +define i32 @func0() { + %val = load i32 addrspace(1)* @g + ret i32 %val +} |
