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jit: Changes for LLVM 17.

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Changes required by https://llvm.org/docs/NewPassManager.html.

Back-patch to 12, leaving the final release of 11 unchanged, consistent
with earlier decision not to back-patch LLVM 16 support either.

Author: Dmitry Dolgov <9erthalion6@gmail.com>
Reviewed-by: Andres Freund <andres@anarazel.de>
Reviewed-by: Thomas Munro <thomas.munro@gmail.com>
Discussion: https://postgr.es/m/CA%2BhUKG%2BWXznXCyTgCADd%3DHWkP9Qksa6chd7L%3DGCnZo-MBgg9Lg%40mail.gmail.com
This commit is contained in:
Thomas Munro 2023-10-18 22:15:54 +13:00
parent 981292c19f
commit 53c4dabe18
2 changed files with 37 additions and 0 deletions
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31
src/backend/jit/llvm/llvmjit.c
View File

@ -18,6 +18,9 @@
#include <llvm-c/BitWriter.h>
#include <llvm-c/Core.h>
#include <llvm-c/ExecutionEngine.h>
#if LLVM_VERSION_MAJOR > 16
#include <llvm-c/Transforms/PassBuilder.h>
#endif
#if LLVM_VERSION_MAJOR > 11
#include <llvm-c/Orc.h>
#include <llvm-c/OrcEE.h>
@ -27,12 +30,14 @@
#endif
#include <llvm-c/Support.h>
#include <llvm-c/Target.h>
#if LLVM_VERSION_MAJOR < 17
#include <llvm-c/Transforms/IPO.h>
#include <llvm-c/Transforms/PassManagerBuilder.h>
#include <llvm-c/Transforms/Scalar.h>
#if LLVM_VERSION_MAJOR > 6
#include <llvm-c/Transforms/Utils.h>
#endif
#endif
#include "jit/llvmjit.h"
#include "jit/llvmjit_emit.h"
@ -560,6 +565,7 @@ llvm_function_reference(LLVMJitContext *context,
static void
llvm_optimize_module(LLVMJitContext *context, LLVMModuleRef module)
{
#if LLVM_VERSION_MAJOR < 17
LLVMPassManagerBuilderRef llvm_pmb;
LLVMPassManagerRef llvm_mpm;
LLVMPassManagerRef llvm_fpm;
@ -623,6 +629,31 @@ llvm_optimize_module(LLVMJitContext *context, LLVMModuleRef module)
LLVMDisposePassManager(llvm_mpm);
LLVMPassManagerBuilderDispose(llvm_pmb);
#else
LLVMPassBuilderOptionsRef options;
LLVMErrorRef err;
const char *passes;
if (context->base.flags & PGJIT_OPT3)
passes = "default<O3>";
else
passes = "default<O0>,mem2reg";
options = LLVMCreatePassBuilderOptions();
#ifdef LLVM_PASS_DEBUG
LLVMPassBuilderOptionsSetDebugLogging(options, 1);
#endif
LLVMPassBuilderOptionsSetInlinerThreshold(options, 512);
err = LLVMRunPasses(module, passes, NULL, options);
if (err)
elog(ERROR, "failed to JIT module: %s", llvm_error_message(err));
LLVMDisposePassBuilderOptions(options);
#endif
}
/*

6
src/backend/jit/llvm/llvmjit_wrap.cpp
View File

@ -23,8 +23,14 @@ extern "C"
#include <llvm/IR/Attributes.h>
#include <llvm/IR/Function.h>
#if LLVM_VERSION_MAJOR < 17
#include <llvm/MC/SubtargetFeature.h>
#endif
#if LLVM_VERSION_MAJOR > 16
#include <llvm/TargetParser/Host.h>
#else
#include <llvm/Support/Host.h>
#endif
#include "jit/llvmjit.h"