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Bindings for the verifier.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42707 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gordon Henriksen 2007-10-06 21:00:36 +00:00
parent d8be2154b3
commit c0491ac8b6
13 changed files with 300 additions and 24 deletions
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24
Xcode/LLVM.xcodeproj/project.pbxproj
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@ -137,6 +137,11 @@
9F7794870C73D51000551F9C /* LLVMBuilder.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = LLVMBuilder.h; sourceTree = "<group>"; };
9F7794880C73D51000551F9C /* MemoryBuffer.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MemoryBuffer.h; sourceTree = "<group>"; };
9F7794890C73D51000551F9C /* Streams.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Streams.h; sourceTree = "<group>"; };
9F7C23E50CB81C2100498408 /* Analysis.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Analysis.h; sourceTree = "<group>"; };
9F7C23E60CB81C2B00498408 /* Analysis.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Analysis.cpp; sourceTree = "<group>"; };
9F7C240C0CB81ECD00498408 /* analysis_ocaml.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = analysis_ocaml.c; sourceTree = "<group>"; };
9F7C240D0CB81ECD00498408 /* llvm_analysis.ml */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = llvm_analysis.ml; sourceTree = "<group>"; };
9F7C240E0CB81ECD00498408 /* llvm_analysis.mli */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = llvm_analysis.mli; sourceTree = "<group>"; };
9FA638D90C77B184007F12AE /* AutoUpgrade.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = AutoUpgrade.h; sourceTree = "<group>"; };
9FA638DA0C77B184007F12AE /* GlobalAlias.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = GlobalAlias.h; sourceTree = "<group>"; };
9FA638DB0C77B1AB007F12AE /* APInt.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = APInt.h; sourceTree = "<group>"; };
@ -166,7 +171,6 @@
9FE25D900CAB166D005383FC /* APFloat.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = APFloat.h; sourceTree = "<group>"; };
9FE25D910CAB166D005383FC /* SparseBitVector.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SparseBitVector.h; sourceTree = "<group>"; };
9FE25D920CAB169F005383FC /* RegisterCoalescer.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RegisterCoalescer.h; sourceTree = "<group>"; };
9FE25D930CAB16D8005383FC /* PostDominatorCalculation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PostDominatorCalculation.h; sourceTree = "<group>"; };
9FE25D940CAB16FB005383FC /* RegisterCoalescer.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RegisterCoalescer.cpp; sourceTree = "<group>"; };
9FE25D950CAB1724005383FC /* APFloat.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = APFloat.cpp; sourceTree = "<group>"; };
9FE25D960CAB1759005383FC /* TargetCallingConv.td */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = TargetCallingConv.td; sourceTree = "<group>"; };
@ -1156,6 +1160,16 @@
path = MSIL;
sourceTree = "<group>";
};
9F7C240B0CB81ECD00498408 /* analysis */ = {
isa = PBXGroup;
children = (
9F7C240C0CB81ECD00498408 /* analysis_ocaml.c */,
9F7C240D0CB81ECD00498408 /* llvm_analysis.ml */,
9F7C240E0CB81ECD00498408 /* llvm_analysis.mli */,
);
path = analysis;
sourceTree = "<group>";
};
9FA638E90C77B252007F12AE /* IPO */ = {
isa = PBXGroup;
children = (
@ -1176,6 +1190,7 @@
9FD3E56F0CA0116100E54D15 /* ocaml */ = {
isa = PBXGroup;
children = (
9F7C240B0CB81ECD00498408 /* analysis */,
9FD3E5700CA0116100E54D15 /* bitwriter */,
9FD3E57A0CA0116100E54D15 /* llvm */,
);
@ -1217,6 +1232,7 @@
CF8F1B480B64F7AB00BB4199 /* include/llvm-c */ = {
isa = PBXGroup;
children = (
9F7C23E50CB81C2100498408 /* Analysis.h */,
9FD3E58D0CA0125F00E54D15 /* BitWriter.h */,
9FD3E58E0CA0125F00E54D15 /* Core.h */,
CF8F1B490B64F7AB00BB4199 /* LinkTimeOptimizer.h */,
@ -1381,15 +1397,13 @@
DE66ECBD08ABEC0700323D32 /* lib/Analysis */ = {
isa = PBXGroup;
children = (
9FE25D930CAB16D8005383FC /* PostDominatorCalculation.h */,
9F68EB010C77AD02004AA152 /* LoopPass.cpp */,
9F68EB020C77AD02004AA152 /* MemoryDependenceAnalysis.cpp */,
DE66ED1A08ABEC0800323D32 /* IPA */,
DE66ECBE08ABEC0700323D32 /* AliasAnalysis.cpp */,
DE66ECBF08ABEC0700323D32 /* AliasAnalysisCounter.cpp */,
DE66ECC008ABEC0700323D32 /* AliasAnalysisEvaluator.cpp */,
CF8F1B4D0B64F80700BB4199 /* AliasDebugger.cpp */,
DE66ECC108ABEC0700323D32 /* AliasSetTracker.cpp */,
9F7C23E60CB81C2B00498408 /* Analysis.cpp */,
DE66ECC208ABEC0700323D32 /* BasicAliasAnalysis.cpp */,
DE66ECC308ABEC0700323D32 /* CFGPrinter.cpp */,
CF73C0B0098A523C00627152 /* ConstantFolding.cpp */,
@ -1398,6 +1412,8 @@
DE66ED1908ABEC0800323D32 /* IntervalPartition.cpp */,
DE66ED3308ABEC0800323D32 /* LoadValueNumbering.cpp */,
DE66ED3408ABEC0800323D32 /* LoopInfo.cpp */,
9F68EB010C77AD02004AA152 /* LoopPass.cpp */,
9F68EB020C77AD02004AA152 /* MemoryDependenceAnalysis.cpp */,
DE66ED3608ABEC0800323D32 /* PostDominators.cpp */,
DE66ED3708ABEC0800323D32 /* ProfileInfo.cpp */,
DE66ED3808ABEC0800323D32 /* ProfileInfoLoader.cpp */,

2
bindings/ocaml/Makefile
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@ -8,6 +8,6 @@
##===----------------------------------------------------------------------===##
LEVEL := ../..
DIRS = llvm bitwriter
DIRS = llvm bitwriter analysis
include $(LEVEL)/Makefile.common

7
bindings/ocaml/Makefile.ocaml
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@ -10,6 +10,11 @@
# An ocaml library is a unique project type in the context of LLVM, so rules are
# here rather than in Makefile.rules.
#
# Reference materials on installing ocaml libraries:
#
# https://fedoraproject.org/wiki/Packaging/OCaml
# http://pkg-ocaml-maint.alioth.debian.org/ocaml_packaging_policy.txt
#
##===----------------------------------------------------------------------===##
include $(LEVEL)/Makefile.config
@ -188,7 +193,6 @@ install-cma:: $(OutputCMA)
$(Verb) $(MKDIR) $(PROJ_libocamldir)
$(Verb) $(DataInstall) $(OutputCMA) "$(DestCMA)"
$(Verb) for i in $(UsedLibNames); do \
$(EchoCmd) "Installing $(BuildMode) $(PROJ_libocamldir)/$$i"; \
ln -sf "$(PROJ_libdir)/$$i" "$(PROJ_libocamldir)/$$i"; \
done
@ -196,7 +200,6 @@ uninstall-cma::
$(Echo) "Uninstalling $(DestCMA)"
-$(Verb) $(RM) -f $(DestCMA)
$(Verb) for i in $(UsedLibNames); do \
$(EchoCmd) "Uninstalling $(PROJ_libocamldir)/$$i"; \
$(RM) -f "$(PROJ_libocamldir)/$$i"; \
done

20
bindings/ocaml/analysis/Makefile Normal file
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@ -0,0 +1,20 @@
##===- bindings/ocaml/analysis/Makefile --------------------*- Makefile -*-===##
#
# The LLVM Compiler Infrastructure
#
# This file was developed by Gordon Henriksen and is distributed under the
# University of Illinois Open Source License. See LICENSE.TXT for details.
#
##===----------------------------------------------------------------------===##
#
# This is the makefile for the Objective Caml Llvm_analysis interface.
#
##===----------------------------------------------------------------------===##
LEVEL := ../../..
LIBRARYNAME := llvm_analysis
DONT_BUILD_RELINKED := 1
UsedComponents := analysis
UsedOcamlInterfaces := llvm
include ../Makefile.ocaml

60
bindings/ocaml/analysis/analysis_ocaml.c Normal file
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@ -0,0 +1,60 @@
/*===-- analysis_ocaml.c - LLVM Ocaml Glue ----------------------*- C++ -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
|* This file was developed by Gordon Henriksen and is distributed under the *|
|* University of Illinois Open Source License. See LICENSE.TXT for details. *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This file glues LLVM's ocaml interface to its C interface. These functions *|
|* are by and large transparent wrappers to the corresponding C functions. *|
|* *|
|* Note that these functions intentionally take liberties with the CAMLparamX *|
|* macros, since most of the parameters are not GC heap objects. *|
|* *|
\*===----------------------------------------------------------------------===*/
#include "llvm-c/Analysis.h"
#include "caml/alloc.h"
#include "caml/mlvalues.h"
#include "caml/memory.h"
/* Llvm.llmodule -> string option */
CAMLprim value llvm_verify_module(LLVMModuleRef M) {
CAMLparam0();
CAMLlocal2(String, Option);
char *Message;
int Result = LLVMVerifyModule(M, LLVMReturnStatusAction, &Message);
if (0 == Result) {
Option = Val_int(0);
} else {
Option = alloc(1, 1);
String = copy_string(Message);
Store_field(Option, 0, String);
}
LLVMDisposeVerifierMessage(Message);
CAMLreturn(Option);
}
/* Llvm.llvalue -> bool */
CAMLprim value llvm_verify_function(LLVMValueRef Fn) {
return Val_bool(LLVMVerifyFunction(Fn, LLVMReturnStatusAction) == 0);
}
/* Llvm.llmodule -> unit */
CAMLprim value llvm_assert_valid_module(LLVMModuleRef M) {
LLVMVerifyModule(M, LLVMAbortProcessAction, 0);
return Val_unit;
}
/* Llvm.llvalue -> unit */
CAMLprim value llvm_assert_valid_function(LLVMValueRef Fn) {
LLVMVerifyFunction(Fn, LLVMAbortProcessAction);
return Val_unit;
}

24
bindings/ocaml/analysis/llvm_analysis.ml Normal file
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@ -0,0 +1,24 @@
(*===-- llvm_analysis.ml - LLVM Ocaml Interface -----------------*- C++ -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file was developed by Gordon Henriksen and is distributed under the
* University of Illinois Open Source License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===
*
* This interface provides an ocaml API for LLVM IR analyses, the classes in
* the Analysis library.
*
*===----------------------------------------------------------------------===*)
external verify_module : Llvm.llmodule -> string option = "llvm_verify_module"
external verify_function : Llvm.llvalue -> bool = "llvm_verify_function"
external assert_valid_module : Llvm.llmodule -> unit
= "llvm_assert_valid_module"
external assert_valid_function : Llvm.llvalue -> unit
= "llvm_assert_valid_function"

24
bindings/ocaml/analysis/llvm_analysis.mli Normal file
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@ -0,0 +1,24 @@
(*===-- llvm_analysis.mli - LLVM Ocaml Interface ----------------*- C++ -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file was developed by Gordon Henriksen and is distributed under the
* University of Illinois Open Source License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===
*
* This interface provides an ocaml API for LLVM IR analyses, the classes in
* the Analysis library.
*
*===----------------------------------------------------------------------===*)
external verify_module : Llvm.llmodule -> string option = "llvm_verify_module"
external verify_function : Llvm.llvalue -> bool = "llvm_verify_function"
external assert_valid_module : Llvm.llmodule -> unit
= "llvm_assert_valid_module"
external assert_valid_function : Llvm.llvalue -> unit
= "llvm_assert_valid_function"

12
bindings/ocaml/bitwriter/Makefile
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@ -1,17 +1,13 @@
##===- bindings/ocaml/llvm/Makefile ------------------------*- Makefile -*-===##
##===- bindings/ocaml/bitwriter/Makefile -------------------*- Makefile -*-===##
#
# The LLVM Compiler Infrastructure
#
# This file was developed by the LLVM research group and is distributed under
# the University of Illinois Open Source License. See LICENSE.TXT for details.
# This file was developed by Gordon Henriksen and is distributed under the
# University of Illinois Open Source License. See LICENSE.TXT for details.
#
##===----------------------------------------------------------------------===##
#
# This is the makefile for the llvm-ml interface. Reference materials on
# installing ocaml libraries:
#
# https://fedoraproject.org/wiki/Packaging/OCaml
# http://pkg-ocaml-maint.alioth.debian.org/ocaml_packaging_policy.txt
# This is the makefile for the Objective Caml Llvm_bitwriter interface.
#
##===----------------------------------------------------------------------===##

10
bindings/ocaml/llvm/Makefile
View File

@ -2,16 +2,12 @@
#
# The LLVM Compiler Infrastructure
#
# This file was developed by the LLVM research group and is distributed under
# the University of Illinois Open Source License. See LICENSE.TXT for details.
# This file was developed by Gordon Henriksen and is distributed under the
# University of Illinois Open Source License. See LICENSE.TXT for details.
#
##===----------------------------------------------------------------------===##
#
# This is the makefile for the llvm-ml interface. Reference materials on
# installing ocaml libraries:
#
# https://fedoraproject.org/wiki/Packaging/OCaml
# http://pkg-ocaml-maint.alioth.debian.org/ocaml_packaging_policy.txt
# This is the makefile for the Objective Caml Llvm interface.
#
##===----------------------------------------------------------------------===##

53
include/llvm-c/Analysis.h Normal file
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@ -0,0 +1,53 @@
/*===-- llvm-c/Analysis.h - Analysis Library C Interface --------*- C++ -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
|* This file was developed by Gordon Henriksen and is distributed under the *|
|* University of Illinois Open Source License. See LICENSE.TXT for details. *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This header declares the C interface to libLLVMAnalysis.a, which *|
|* implements various analyses of the LLVM IR. *|
|* *|
|* Many exotic languages can interoperate with C code but have a harder time *|
|* with C++ due to name mangling. So in addition to C, this interface enables *|
|* tools written in such languages. *|
|* *|
\*===----------------------------------------------------------------------===*/
#ifndef LLVM_C_ANALYSIS_H
#define LLVM_C_ANALYSIS_H
#include "llvm-c/Core.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
LLVMAbortProcessAction, /* verifier will print to stderr and abort() */
LLVMPrintMessageAction, /* verifier will print to stderr and return 1 */
LLVMReturnStatusAction /* verifier will just return 1 */
} LLVMVerifierFailureAction;
/* Verifies that a module is valid, taking the specified action if not.
Optionally returns a human-readable description of any invalid constructs. */
int LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
char **OutMessage);
/* Disposes of the message allocated by the verifier, if any. */
void LLVMDisposeVerifierMessage(char *Message);
/* Verifies that a single function is valid, taking the specified action. Useful
for debugging. */
int LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action);
#ifdef __cplusplus
}
#endif
#endif

38
lib/Analysis/Analysis.cpp Normal file
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@ -0,0 +1,38 @@
//===-- Analysis.cpp ------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Gordon Henriksen and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/Analysis.h"
#include "llvm/Analysis/Verifier.h"
#include <fstream>
using namespace llvm;
int LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
char **OutMessages) {
std::string Messages;
int Result = verifyModule(*unwrap(M),
static_cast<VerifierFailureAction>(Action),
OutMessages? &Messages : 0);
if (OutMessages)
*OutMessages = strdup(Messages.c_str());
return Result;
}
void LLVMDisposeVerifierMessage(char *Message) {
free(Message);
}
int LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
return verifyFunction(*unwrap<Function>(Fn),
static_cast<VerifierFailureAction>(Action));
}

4
lib/Bitcode/Writer/BitWriter.cpp
View File

@ -2,8 +2,8 @@
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
// This file was developed by Gordon Henriksen and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

46
test/Bindings/Ocaml/analysis.ml Normal file
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@ -0,0 +1,46 @@
(* RUN: %ocamlc llvm.cma llvm_analysis.cma %s -o %t
* RUN: ./%t %t.bc
*)
open Llvm
open Llvm_analysis
(* Note that this takes a moment to link, so it's best to keep the number of
individual tests low. *)
let test x = if not x then exit 1 else ()
let bomb msg =
prerr_endline msg;
exit 2
let _ =
let fty = function_type void_type [| |] in
let m = create_module "valid_m" in
let fn = define_function "valid_fn" fty m in
let at_entry = builder_at_end (entry_block fn) in
ignore (build_ret_void at_entry);
(* Test that valid constructs verify. *)
match verify_module m with
Some msg -> bomb "valid module failed verification!"
| None -> ();
if not (verify_function fn) then bomb "valid function failed verification!";
(* Test that invalid constructs do not verify.
A basic block can contain only one terminator instruction. *)
ignore (build_ret_void at_entry);
match verify_module m with
Some msg -> ()
| None -> bomb "invalid module passed verification!";
if verify_function fn then bomb "invalid function passed verification!";
dispose_module m
(* Don't bother to test assert_valid_{module,function}. *)