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[JAEGER] Jumps in-between the slow and fast paths now work.

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This commit is contained in:
David Anderson
2010-05-28 00:30:35 -07:00
parent d8fbf80de5
commit f9996b7249
3 changed files with 42 additions and 16 deletions
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9
js/src/methodjit/Compiler.cpp
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@@ -195,7 +195,10 @@ mjit::Compiler::finishThisUp()
memcpy(result, masm.buffer(), masm.size());
memcpy(result + masm.size(), stubcc.buffer(), stubcc.size());
/* Patch up stub calls. */
/* Link fast and slow paths together. */
stubcc.fixCrossJumps(result, masm.size(), masm.size() + stubcc.size());
/* Patch all outgoing calls. */
masm.finalize(result);
stubcc.finalize(result + masm.size());
@@ -449,7 +452,7 @@ mjit::Compiler::emitReturn()
void
mjit::Compiler::prepareStubCall()
{
JaegerSpew(JSpew_Insns, " ---- SLOW CALL, SYNCING FRAME ---- \n");
JaegerSpew(JSpew_Insns, " ---- STUB CALL, SYNCING FRAME ---- \n");
frame.sync();
JaegerSpew(JSpew_Insns, " ---- KILLING TEMP REGS ---- \n");
frame.killSyncedRegs(Registers::TempRegs);
@@ -462,7 +465,7 @@ mjit::Compiler::stubCall(void *ptr, Uses uses, Defs defs)
frame.forget(uses.nuses);
JaegerSpew(JSpew_Insns, " ---- CALLING STUB ---- \n");
Call cl = masm.stubCall(ptr, PC, frame.stackDepth() + script->nfixed);
JaegerSpew(JSpew_Insns, " ---- END SLOW CALL ---- \n");
JaegerSpew(JSpew_Insns, " ---- END STUB CALL ---- \n");
return cl;
}