47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
/*-------------------------------------------------------------------------
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*
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* llvmjit_wrap.cpp
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* Parts of the LLVM interface not (yet) exposed to C.
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*
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* Copyright (c) 2016-2019, PostgreSQL Global Development Group
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*
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* IDENTIFICATION
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* src/backend/lib/llvm/llvmjit_wrap.cpp
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*
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*-------------------------------------------------------------------------
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*/
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extern "C"
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{
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#include "postgres.h"
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}
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#include <llvm/MC/SubtargetFeature.h>
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#include <llvm/Support/Host.h>
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#include "jit/llvmjit.h"
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/*
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* C-API extensions.
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*/
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#if defined(HAVE_DECL_LLVMGETHOSTCPUNAME) && !HAVE_DECL_LLVMGETHOSTCPUNAME
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char *LLVMGetHostCPUName(void) {
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return strdup(llvm::sys::getHostCPUName().data());
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}
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#endif
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#if defined(HAVE_DECL_LLVMGETHOSTCPUFEATURES) && !HAVE_DECL_LLVMGETHOSTCPUFEATURES
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char *LLVMGetHostCPUFeatures(void) {
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llvm::SubtargetFeatures Features;
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llvm::StringMap<bool> HostFeatures;
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if (llvm::sys::getHostCPUFeatures(HostFeatures))
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for (auto &F : HostFeatures)
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Features.AddFeature(F.first(), F.second);
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return strdup(Features.getString().c_str());
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}
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#endif
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