mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 03:33:20 +01:00
160569ecbc
And add llvm-go back to the test dependencies. No longer necessary now that llvm-go has been brought back. This reverts commit e8f8873da5eaad187f82dad78ebdb3ab3df22b36.
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
//===- bitreader.go - Bindings for bitreader ------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file defines bindings for the bitreader component.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
package llvm
|
|
|
|
/*
|
|
#include "llvm-c/BitReader.h"
|
|
#include "llvm-c/Core.h"
|
|
#include <stdlib.h>
|
|
*/
|
|
import "C"
|
|
|
|
import (
|
|
"errors"
|
|
"unsafe"
|
|
)
|
|
|
|
// ParseBitcodeFile parses the LLVM IR (bitcode) in the file with the
|
|
// specified name, and returns a new LLVM module.
|
|
func ParseBitcodeFile(name string) (Module, error) {
|
|
var buf C.LLVMMemoryBufferRef
|
|
var errmsg *C.char
|
|
var cfilename *C.char = C.CString(name)
|
|
defer C.free(unsafe.Pointer(cfilename))
|
|
result := C.LLVMCreateMemoryBufferWithContentsOfFile(cfilename, &buf, &errmsg)
|
|
if result != 0 {
|
|
err := errors.New(C.GoString(errmsg))
|
|
C.free(unsafe.Pointer(errmsg))
|
|
return Module{}, err
|
|
}
|
|
defer C.LLVMDisposeMemoryBuffer(buf)
|
|
|
|
var m Module
|
|
if C.LLVMParseBitcode2(buf, &m.C) == 0 {
|
|
return m, nil
|
|
}
|
|
|
|
err := errors.New(C.GoString(errmsg))
|
|
C.free(unsafe.Pointer(errmsg))
|
|
return Module{}, err
|
|
}
|