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[Sparc] Do not hardcode nop in the delay slot of TLS_CALL. Use DelaySlotFiller to fill the delay slot instead.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192160 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Venkatraman Govindaraju 2013-10-08 02:50:29 +00:00
parent d79f6f786a
commit 3bd3419e86
2 changed files with 4 additions and 3 deletions
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3
lib/Target/Sparc/DelaySlotFiller.cpp
View File

@ -169,7 +169,7 @@ Filler::findDelayInstr(MachineBasicBlock &MBB,
if (slot == MBB.begin()) if (slot == MBB.begin())
return MBB.end(); return MBB.end();
if (slot->getOpcode() == SP::RET) if (slot->getOpcode() == SP::RET || slot->getOpcode() == SP::TLS_CALL)
return MBB.end(); return MBB.end();
if (slot->getOpcode() == SP::RETL) { if (slot->getOpcode() == SP::RETL) {
@ -355,6 +355,7 @@ bool Filler::needsUnimp(MachineBasicBlock::iterator I, unsigned &StructSize)
case SP::CALL: structSizeOpNum = 1; break; case SP::CALL: structSizeOpNum = 1; break;
case SP::JMPLrr: case SP::JMPLrr:
case SP::JMPLri: structSizeOpNum = 2; break; case SP::JMPLri: structSizeOpNum = 2; break;
case SP::TLS_CALL: return false;
} }
const MachineOperand &MO = I->getOperand(structSizeOpNum); const MachineOperand &MO = I->getOperand(structSizeOpNum);

4
lib/Target/Sparc/SparcInstrInfo.td
View File

@ -845,10 +845,10 @@ let mayLoad = 1 in
[(set i32:$dst, [(set i32:$dst,
(tlsld ADDRrr:$addr, tglobaltlsaddr:$sym))]>; (tlsld ADDRrr:$addr, tglobaltlsaddr:$sym))]>;
let Uses = [O6], isCall = 1 in let Uses = [O6], isCall = 1, hasDelaySlot = 1 in
def TLS_CALL : InstSP<(outs), def TLS_CALL : InstSP<(outs),
(ins calltarget:$disp, TLSSym:$sym, variable_ops), (ins calltarget:$disp, TLSSym:$sym, variable_ops),
"call $disp, $sym\n\tnop", "call $disp, $sym",
[(tlscall texternalsym:$disp, tglobaltlsaddr:$sym)]> { [(tlscall texternalsym:$disp, tglobaltlsaddr:$sym)]> {
bits<30> disp; bits<30> disp;
let op = 1; let op = 1;