6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-07-25 13:24:46 +00:00
Code Issues Projects Releases Wiki Activity

Verify variable directly.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103305 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-05-07 22:04:20 +00:00
parent 6e5ce287b0
commit 02f0dbd97a
4 changed files with 3 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
include/llvm/Analysis/DebugInfo.h
View File

@@ -75,9 +75,6 @@ namespace llvm {
return getUnsignedField(0) & ~LLVMDebugVersionMask; return getUnsignedField(0) & ~LLVMDebugVersionMask;
} }
/// ValidDebugInfo - Return true if N represents valid debug info value.
static bool ValidDebugInfo(const MDNode *N, unsigned OptLevel);
/// print - print descriptor. /// print - print descriptor.
void print(raw_ostream &OS) const; void print(raw_ostream &OS) const;

36
lib/Analysis/DebugInfo.cpp
View File

@@ -32,42 +32,6 @@ using namespace llvm::dwarf;
// DIDescriptor // DIDescriptor
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
/// ValidDebugInfo - Return true if V represents valid debug info value.
/// FIXME : Add DIDescriptor.isValid()
bool DIDescriptor::ValidDebugInfo(const MDNode *N, unsigned OptLevel) {
if (!N)
return false;
DIDescriptor DI(N);
// Check current version. Allow Version7 for now.
unsigned Version = DI.getVersion();
if (Version != LLVMDebugVersion && Version != LLVMDebugVersion7)
return false;
switch (DI.getTag()) {
case DW_TAG_variable:
assert(DIVariable(N).Verify() && "Invalid DebugInfo value");
break;
case DW_TAG_compile_unit:
assert(DICompileUnit(N).Verify() && "Invalid DebugInfo value");
break;
case DW_TAG_subprogram:
assert(DISubprogram(N).Verify() && "Invalid DebugInfo value");
break;
case DW_TAG_lexical_block:
// FIXME: This interfers with the quality of generated code during
// optimization.
if (OptLevel != CodeGenOpt::None)
return false;
// FALLTHROUGH
default:
break;
}
return true;
}
StringRef StringRef
DIDescriptor::getStringField(unsigned Elt) const { DIDescriptor::getStringField(unsigned Elt) const {
if (DbgNode == 0) if (DbgNode == 0)

2
lib/CodeGen/SelectionDAG/FastISel.cpp
View File

@@ -349,7 +349,7 @@ bool FastISel::SelectCall(const User *I) {
default: break; default: break;
case Intrinsic::dbg_declare: { case Intrinsic::dbg_declare: {
const DbgDeclareInst *DI = cast<DbgDeclareInst>(I); const DbgDeclareInst *DI = cast<DbgDeclareInst>(I);
if (!DIDescriptor::ValidDebugInfo(DI->getVariable(), CodeGenOpt::None) || if (!DIVariable(DI->getVariable()).Verify() ||
!MF.getMMI().hasDebugInfo()) !MF.getMMI().hasDebugInfo())
return true; return true;

4
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
View File

@@ -3818,7 +3818,7 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
} }
case Intrinsic::dbg_declare: { case Intrinsic::dbg_declare: {
const DbgDeclareInst &DI = cast<DbgDeclareInst>(I); const DbgDeclareInst &DI = cast<DbgDeclareInst>(I);
if (!DIDescriptor::ValidDebugInfo(DI.getVariable(), CodeGenOpt::None)) if (!DIVariable(DI.getVariable()).Verify())
return 0; return 0;
MDNode *Variable = DI.getVariable(); MDNode *Variable = DI.getVariable();
@@ -3881,7 +3881,7 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
} }
case Intrinsic::dbg_value: { case Intrinsic::dbg_value: {
const DbgValueInst &DI = cast<DbgValueInst>(I); const DbgValueInst &DI = cast<DbgValueInst>(I);
if (!DIDescriptor::ValidDebugInfo(DI.getVariable(), CodeGenOpt::None)) if (!DIVariable(DI.getVariable()).Verify())
return 0; return 0;
MDNode *Variable = DI.getVariable(); MDNode *Variable = DI.getVariable();