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Pass a Banner argument to the machine code verifier both from

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createMachineVerifierPass and MachineFunction::verify.

The banner is printed before the machine code dump, just like the printer pass.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122113 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2010-12-18 00:06:56 +00:00
parent 3deb45149a
commit 89cab93fe9
7 changed files with 24 additions and 17 deletions
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lib/CodeGen/MachineVerifier.cpp
+16 -9
View File
@@ -46,14 +46,16 @@ using namespace llvm;
namespace {
struct MachineVerifier {
MachineVerifier(Pass *pass) :
MachineVerifier(Pass *pass, const char *b) :
PASS(pass),
Banner(b),
OutFileName(getenv("LLVM_VERIFY_MACHINEINSTRS"))
{}
bool runOnMachineFunction(MachineFunction &MF);
Pass *const PASS;
const char *Banner;
const char *const OutFileName;
raw_ostream *OS;
const MachineFunction *MF;
@@ -196,9 +198,10 @@ namespace {
struct MachineVerifierPass : public MachineFunctionPass {
static char ID; // Pass ID, replacement for typeid
const char *const Banner;
MachineVerifierPass()
: MachineFunctionPass(ID) {
MachineVerifierPass(const char *b = 0)
: MachineFunctionPass(ID), Banner(b) {
initializeMachineVerifierPassPass(*PassRegistry::getPassRegistry());
}
@@ -208,7 +211,7 @@ namespace {
}
bool runOnMachineFunction(MachineFunction &MF) {
MF.verify(this);
MF.verify(this, Banner);
return false;
}
};
@@ -219,12 +222,13 @@ char MachineVerifierPass::ID = 0;
INITIALIZE_PASS(MachineVerifierPass, "machineverifier",
"Verify generated machine code", false, false)
FunctionPass *llvm::createMachineVerifierPass() {
return new MachineVerifierPass();
FunctionPass *llvm::createMachineVerifierPass(const char *Banner) {
return new MachineVerifierPass(Banner);
}
void MachineFunction::verify(Pass *p) const {
MachineVerifier(p).runOnMachineFunction(const_cast<MachineFunction&>(*this));
void MachineFunction::verify(Pass *p, const char *Banner) const {
MachineVerifier(p, Banner)
.runOnMachineFunction(const_cast<MachineFunction&>(*this));
}
bool MachineVerifier::runOnMachineFunction(MachineFunction &MF) {
@@ -297,8 +301,11 @@ bool MachineVerifier::runOnMachineFunction(MachineFunction &MF) {
void MachineVerifier::report(const char *msg, const MachineFunction *MF) {
assert(MF);
*OS << '\n';
if (!foundErrors++)
if (!foundErrors++) {
if (Banner)
*OS << "# " << Banner << '\n';
MF->print(*OS, Indexes);
}
*OS << "*** Bad machine code: " << msg << " ***\n"
<< "- function: " << MF->getFunction()->getNameStr() << "\n";
}