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798ace2e58
This code is based on the existing LLVM Go bindings project hosted at: https://github.com/go-llvm/llvm Note that all contributors to the gollvm project have agreed to relicense their changes under the LLVM license and submit them to the LLVM project. Differential Revision: http://reviews.llvm.org/D5684 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219976 91177308-0d34-0410-b5e6-96231b3b80d8
69 lines
2.2 KiB
Go
69 lines
2.2 KiB
Go
//===- analysis.go - Bindings for analysis --------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines bindings for the analysis component.
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//
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//===----------------------------------------------------------------------===//
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package llvm
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/*
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#include "llvm-c/Analysis.h" // If you are getting an error here read bindings/go/README.txt
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#include <stdlib.h>
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*/
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import "C"
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import "errors"
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type VerifierFailureAction C.LLVMVerifierFailureAction
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const (
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// verifier will print to stderr and abort()
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AbortProcessAction VerifierFailureAction = C.LLVMAbortProcessAction
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// verifier will print to stderr and return 1
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PrintMessageAction VerifierFailureAction = C.LLVMPrintMessageAction
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// verifier will just return 1
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ReturnStatusAction VerifierFailureAction = C.LLVMReturnStatusAction
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)
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// Verifies that a module is valid, taking the specified action if not.
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// Optionally returns a human-readable description of any invalid constructs.
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func VerifyModule(m Module, a VerifierFailureAction) error {
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var cmsg *C.char
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broken := C.LLVMVerifyModule(m.C, C.LLVMVerifierFailureAction(a), &cmsg)
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// C++'s verifyModule means isModuleBroken, so it returns false if
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// there are no errors
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if broken != 0 {
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err := errors.New(C.GoString(cmsg))
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C.LLVMDisposeMessage(cmsg)
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return err
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}
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return nil
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}
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var verifyFunctionError = errors.New("Function is broken")
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// Verifies that a single function is valid, taking the specified action.
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// Useful for debugging.
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func VerifyFunction(f Value, a VerifierFailureAction) error {
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broken := C.LLVMVerifyFunction(f.C, C.LLVMVerifierFailureAction(a))
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// C++'s verifyFunction means isFunctionBroken, so it returns false if
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// there are no errors
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if broken != 0 {
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return verifyFunctionError
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}
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return nil
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}
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// Open up a ghostview window that displays the CFG of the current function.
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// Useful for debugging.
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func ViewFunctionCFG(f Value) { C.LLVMViewFunctionCFG(f.C) }
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func ViewFunctionCFGOnly(f Value) { C.LLVMViewFunctionCFGOnly(f.C) }
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