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Fix PR1178

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33924 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-02-05 21:23:52 +00:00
parent 688b0490e2
commit b6a24bfa95
1 changed files with 11 additions and 1 deletions
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12
lib/CodeGen/AsmPrinter.cpp
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@ -839,9 +839,19 @@ void AsmPrinter::PrintSpecial(const MachineInstr *MI, const char *Code) {
} else if (!strcmp(Code, "uid")) {
// Assign a unique ID to this machine instruction.
static const MachineInstr *LastMI = 0;
static const Function *F = 0;
static unsigned Counter = 0U-1;
// Comparing the address of MI isn't sufficient, because machineinstrs may
// be allocated to the same address across functions.
const Function *ThisF = MI->getParent()->getParent()->getFunction();
// If this is a new machine instruction, bump the counter.
if (LastMI != MI) { ++Counter; LastMI = MI; }
if (LastMI != MI || F != ThisF) {
++Counter;
LastMI = MI;
ThisF = F;
}
O << Counter;
} else {
cerr << "Unknown special formatter '" << Code