llvmjit_error.cpp File Reference

#include "postgres.h"
#include <llvm/Support/ErrorHandling.h>
#include "jit/llvmjit.h"
#include <new>

Include dependency graph for llvmjit_error.cpp:

Go to the source code of this file.

Functions
static void	fatal_system_new_handler (void)
static void	fatal_llvm_error_handler (void *user_data, const char *reason, bool gen_crash_diag)
static void	fatal_llvm_error_handler (void *user_data, const std::string &reason, bool gen_crash_diag)
void	llvm_enter_fatal_on_oom (void)
void	llvm_leave_fatal_on_oom (void)
bool	llvm_in_fatal_on_oom (void)
void	llvm_reset_after_error (void)
void	llvm_assert_in_fatal_section (void)

Variables
static int	fatal_new_handler_depth = 0
static std::new_handler	old_new_handler = NULL

Function Documentation

fatal_llvm_error_handler() [1/2]

static void fatal_llvm_error_handler ( void *  user_data, const char *  reason, bool  gen_crash_diag  )

static

Definition at line 159 of file llvmjit_error.cpp.

{
    ereport(FATAL,
            (errcode(ERRCODE_OUT_OF_MEMORY),
             errmsg("fatal llvm error: %s", reason)));
}

References ereport, errcode(), errmsg(), and FATAL.

Referenced by fatal_llvm_error_handler(), and llvm_enter_fatal_on_oom().

fatal_llvm_error_handler() [2/2]

static void fatal_llvm_error_handler ( void *  user_data, const std::string &  reason, bool  gen_crash_diag  )

static

Definition at line 170 of file llvmjit_error.cpp.

{
    fatal_llvm_error_handler(user_data, reason.c_str(), gen_crash_diag);
}

References fatal_llvm_error_handler().

fatal_system_new_handler()

static void fatal_system_new_handler ( void  )

static

Definition at line 128 of file llvmjit_error.cpp.

{
    ereport(FATAL,
            (errcode(ERRCODE_OUT_OF_MEMORY),
             errmsg("out of memory"),
             errdetail("while in LLVM")));
}

References ereport, errcode(), errdetail(), errmsg(), and FATAL.

Referenced by llvm_enter_fatal_on_oom().

llvm_assert_in_fatal_section()

void llvm_assert_in_fatal_section

(

void

)

Definition at line 122 of file llvmjit_error.cpp.

{
    Assert(fatal_new_handler_depth > 0);
}

References Assert(), and fatal_new_handler_depth.

Referenced by llvm_create_context(), llvm_get_function(), and llvm_mutable_module().

llvm_enter_fatal_on_oom()

void llvm_enter_fatal_on_oom

(

void

)

Definition at line 63 of file llvmjit_error.cpp.

{
    if (fatal_new_handler_depth == 0)
    {
        old_new_handler = std::set_new_handler(fatal_system_new_handler);
#if LLVM_VERSION_MAJOR > 4
        llvm::install_bad_alloc_error_handler(fatal_llvm_new_handler);
#endif
        llvm::install_fatal_error_handler(fatal_llvm_error_handler);
    }
    fatal_new_handler_depth++;
}

References fatal_llvm_error_handler(), fatal_new_handler_depth, fatal_system_new_handler(), and old_new_handler.

Referenced by ExecRunCompiledExpr(), llvm_compile_expr(), and llvm_release_context().

llvm_in_fatal_on_oom()

bool llvm_in_fatal_on_oom

(

void

)

Definition at line 98 of file llvmjit_error.cpp.

{
    return fatal_new_handler_depth > 0;
}

References fatal_new_handler_depth.

Referenced by llvm_shutdown().

llvm_leave_fatal_on_oom()

void llvm_leave_fatal_on_oom

(

void

)

Definition at line 80 of file llvmjit_error.cpp.

{
    fatal_new_handler_depth--;
    if (fatal_new_handler_depth == 0)
    {
        std::set_new_handler(old_new_handler);
#if LLVM_VERSION_MAJOR > 4
        llvm::remove_bad_alloc_error_handler();
#endif
        llvm::remove_fatal_error_handler();
    }
}

References fatal_new_handler_depth, and old_new_handler.

Referenced by ExecRunCompiledExpr().

llvm_reset_after_error()

void llvm_reset_after_error

(

void

)

Definition at line 108 of file llvmjit_error.cpp.

{
    if (fatal_new_handler_depth != 0)
    {
        std::set_new_handler(old_new_handler);
#if LLVM_VERSION_MAJOR > 4
        llvm::remove_bad_alloc_error_handler();
#endif
        llvm::remove_fatal_error_handler();
    }
    fatal_new_handler_depth = 0;
}

References fatal_new_handler_depth, and old_new_handler.

Referenced by _PG_jit_provider_init().

Variable Documentation

fatal_new_handler_depth

int fatal_new_handler_depth = 0

static

Definition at line 28 of file llvmjit_error.cpp.

Referenced by llvm_assert_in_fatal_section(), llvm_enter_fatal_on_oom(), llvm_in_fatal_on_oom(), llvm_leave_fatal_on_oom(), and llvm_reset_after_error().

old_new_handler

std::new_handler old_new_handler = NULL

static

Definition at line 29 of file llvmjit_error.cpp.

Referenced by llvm_enter_fatal_on_oom(), llvm_leave_fatal_on_oom(), and llvm_reset_after_error().