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"TAI::JumpTableDirective" is always null for current arm targets, simplify 

the code based on this and make it fall through better.

llvm-svn: 78708
This commit is contained in:
Chris Lattner 2009-08-11 20:29:57 +00:00
parent 77ad32ab0e
commit d5a9179685
1 changed files with 12 additions and 14 deletions
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26
llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
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@ -420,11 +420,11 @@ void AsmPrinter::EmitJumpTableInfo(MachineJumpTableInfo *MJTI,
void AsmPrinter::printPICJumpTableEntry(const MachineJumpTableInfo *MJTI,
const MachineBasicBlock *MBB,
unsigned uid) const {
bool IsPic = TM.getRelocationModel() == Reloc::PIC_;
bool isPIC = TM.getRelocationModel() == Reloc::PIC_;
// Use JumpTableDirective otherwise honor the entry size from the jump table
// info.
const char *JTEntryDirective = TAI->getJumpTableDirective();
const char *JTEntryDirective = TAI->getJumpTableDirective(isPIC);
bool HadJTEntryDirective = JTEntryDirective != NULL;
if (!HadJTEntryDirective) {
JTEntryDirective = MJTI->getEntrySize() == 4 ?
@ -438,20 +438,18 @@ void AsmPrinter::printPICJumpTableEntry(const MachineJumpTableInfo *MJTI,
// emit the table entries as differences between two text section labels.
// If we're emitting non-PIC code, then emit the entries as direct
// references to the target basic blocks.
if (IsPic) {
if (TAI->getSetDirective()) {
O << TAI->getPrivateGlobalPrefix() << getFunctionNumber()
<< '_' << uid << "_set_" << MBB->getNumber();
} else {
printBasicBlockLabel(MBB, false, false, false);
// If the arch uses custom Jump Table directives, don't calc relative to
// JT
if (!HadJTEntryDirective)
O << '-' << TAI->getPrivateGlobalPrefix() << "JTI"
<< getFunctionNumber() << '_' << uid;
}
if (!isPIC) {
printBasicBlockLabel(MBB, false, false, false);
} else if (TAI->getSetDirective()) {
O << TAI->getPrivateGlobalPrefix() << getFunctionNumber()
<< '_' << uid << "_set_" << MBB->getNumber();
} else {
printBasicBlockLabel(MBB, false, false, false);
// If the arch uses custom Jump Table directives, don't calc relative to
// JT
if (!HadJTEntryDirective)
O << '-' << TAI->getPrivateGlobalPrefix() << "JTI"
<< getFunctionNumber() << '_' << uid;
}
}