class Type;
class Value;
class DbgDeclareInst;
+ class DbgValueInst;
class Instruction;
class MDNode;
class NamedMDNode;
/// cleanseInlinedVariable - Remove inlined scope from the variable.
DIVariable cleanseInlinedVariable(MDNode *DV, LLVMContext &VMContext);
+ /// DebugInfoFinder tries to list all debug info MDNodes in a module. To
+ /// list debug info MDNodes used by an instruction, DebugInfoFinder uses
+ /// processDeclare and processValue. processModule will go through
+ /// all DICompileUnits and list debug info MDNodes used by the CUs.
class DebugInfoFinder {
public:
/// processModule - Process entire module and collect debug info
/// anchors.
void processModule(const Module &M);
+ /// processDeclare - Process DbgDeclareInst.
+ void processDeclare(const DbgDeclareInst *DDI);
+ /// Process DbgValueInst.
+ void processValue(const DbgValueInst *DVI);
+
+ /// Clear all lists.
+ void reset();
private:
/// processType - Process DIType.
void processType(DIType DT);
/// processSubprogram - Process DISubprogram.
void processSubprogram(DISubprogram SP);
- /// processDeclare - Process DbgDeclareInst.
- void processDeclare(const DbgDeclareInst *DDI);
-
/// processLocation - Process DILocation.
void processLocation(DILocation Loc);
// DebugInfoFinder implementations.
//===----------------------------------------------------------------------===//
+void DebugInfoFinder::reset() {
+ CUs.clear();
+ SPs.clear();
+ GVs.clear();
+ TYs.clear();
+ Scopes.clear();
+ NodesSeen.clear();
+}
+
/// processModule - Process entire module and collect debug info.
void DebugInfoFinder::processModule(const Module &M) {
if (NamedMDNode *CU_Nodes = M.getNamedMetadata("llvm.dbg.cu")) {
processType(DIVariable(N).getType());
}
+void DebugInfoFinder::processValue(const DbgValueInst *DVI) {
+ MDNode *N = dyn_cast<MDNode>(DVI->getVariable());
+ if (!N) return;
+
+ DIDescriptor DV(N);
+ if (!DV.isVariable())
+ return;
+
+ if (!NodesSeen.insert(DV))
+ return;
+ processType(DIVariable(N).getType());
+}
+
/// addType - Add type into Tys.
bool DebugInfoFinder::addType(DIType DT) {
if (!DT.isValid())
/// the same personality function.
const Value *PersonalityFn;
+ /// Finder keeps track of all debug info MDNodes in a Module.
+ DebugInfoFinder Finder;
+
Verifier()
: FunctionPass(ID), Broken(false),
action(AbortProcessAction), Mod(0), Context(0), DT(0),
bool doInitialization(Module &M) {
Mod = &M;
Context = &M.getContext();
+ Finder.reset();
// We must abort before returning back to the pass manager, or else the
// pass manager may try to run other passes on the broken module.
MDNode *MD = cast<MDNode>(CI.getArgOperand(0));
Assert1(MD->getNumOperands() == 1,
"invalid llvm.dbg.declare intrinsic call 2", &CI);
+ if (!DisableDebugInfoVerifier)
+ Finder.processDeclare(cast<DbgDeclareInst>(&CI));
} break;
+ case Intrinsic::dbg_value: { //llvm.dbg.value
+ if (!DisableDebugInfoVerifier) {
+ Assert1(CI.getArgOperand(0) && isa<MDNode>(CI.getArgOperand(0)),
+ "invalid llvm.dbg.value intrinsic call 1", &CI);
+ Finder.processValue(cast<DbgValueInst>(&CI));
+ }
+ break;
+ }
case Intrinsic::memcpy:
case Intrinsic::memmove:
case Intrinsic::memset:
void Verifier::verifyDebugInfo(Module &M) {
// Verify Debug Info.
if (!DisableDebugInfoVerifier) {
- DebugInfoFinder Finder;
Finder.processModule(M);
for (DebugInfoFinder::iterator I = Finder.compile_unit_begin(),
-; RUN: llvm-as < %s | llvm-dis | FileCheck %s
+; RUN: llvm-as -disable-debug-info-verifier < %s | llvm-dis | FileCheck %s
define void @Foo(i32 %a, i32 %b) {
entry:
-; RUN: llc < %s
+; RUN: llc -disable-debug-info-verifier < %s
; PR6847
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64-n32"
target triple = "armv4t-apple-darwin10"
-; RUN: llc -O0 < %s | FileCheck %s
+; RUN: llc -O0 -disable-debug-info-verifier < %s | FileCheck %s
; CHECK: @DEBUG_VALUE: mydata <- [SP+{{[0-9]+}}]
; Radar 9331779
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32"
-; RUN: llc -O1 < %s
+; RUN: llc -O1 -disable-debug-info-verifier < %s
; ModuleID = 'pr6157.bc'
; formerly crashed in SelectionDAGBuilder
-; RUN: llc -O2 < %s | FileCheck %s
-; RUN: llc -O2 -regalloc=basic < %s | FileCheck %s
+; RUN: llc -O2 -disable-debug-info-verifier < %s | FileCheck %s
+; RUN: llc -O2 -regalloc=basic -disable-debug-info-verifier < %s | FileCheck %s
; Test to check that unused argument 'this' is not undefined in debug info.
target triple = "x86_64-apple-darwin10.2"
-; RUN: llc -O2 -asm-verbose < %s | FileCheck %s
+; RUN: llc -O2 -disable-debug-info-verifier -asm-verbose < %s | FileCheck %s
; Radar 8616981
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32"
-; RUN: llc -O0 -fast-isel=false < %s | FileCheck %s
+; RUN: llc -O0 -fast-isel=false -disable-debug-info-verifier < %s | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-macosx10.6.7"
;Radar 9321650
-; RUN: llc < %s -o /dev/null
+; RUN: llc -disable-debug-info-verifier < %s -o /dev/null
define void @baz(i32 %i) nounwind ssp {
entry:
-; RUN: llc -o /dev/null -disable-non-leaf-fp-elim < %s
+; RUN: llc -disable-debug-info-verifier -o /dev/null -disable-non-leaf-fp-elim < %s
; Radar 7937664
%struct.AppleEvent = type opaque
-;RUN: llc < %s -o /dev/null
+;RUN: llc -disable-debug-info-verifier < %s -o /dev/null
;Radar 7937109
%struct.anon = type { i64, i32, i32, i32, [1 x i32] }
-; RUN: llc -O0 %s -o /dev/null
+; RUN: llc -O0 -disable-debug-info-verifier %s -o /dev/null
; XFAIL: hexagon
; PR 8235
-; RUN: llc %s -mtriple=i386-apple-macosx10.6.7 -o /dev/null
+; RUN: llc -disable-debug-info-verifier %s -mtriple=i386-apple-macosx10.6.7 -o /dev/null
; This used to crash because early dup was not ignoring debug instructions.
-; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu -o /dev/null
+; RUN: llc -disable-debug-info-verifier %s -mtriple=x86_64-unknown-linux-gnu -o /dev/null
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
-; RUN: llc %s -o /dev/null
+; RUN: llc -disable-debug-info-verifier %s -o /dev/null
; PR 2613.
%struct.__class_type_info_pseudo = type { %struct.__type_info_pseudo }
-; RUN: llvm-link %s %p/2011-08-18-unique-class-type2.ll -S -o - | FileCheck %s
+; RUN: llvm-link -disable-debug-info-verifier %s %p/2011-08-18-unique-class-type2.ll -S -o - | FileCheck %s
; CHECK: DW_TAG_class_type
; CHECK-NOT: DW_TAG_class_type
; Test to check there is only one MDNode for class A after linking.
-; RUN: opt -S -loop-rotate < %s | FileCheck %s
+; RUN: opt -S -loop-rotate -disable-debug-info-verifier < %s | FileCheck %s
declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone