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6896043: first round of zero fixes

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Reviewed-by: kvn
This commit is contained in:
Gary Benson 2009-11-27 07:56:58 -08:00 • committed by Christian Thalinger
parent 4a2266601a
commit 63cc2211ed
10 changed files with 59 additions and 54 deletions
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13
hotspot/src/share/vm/interpreter/bytecodeInterpreter.cpp
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@ -281,7 +281,7 @@
#define DO_BACKEDGE_CHECKS(skip, branch_pc) \
if ((skip) <= 0) { \
if (UseCompiler && UseLoopCounter) { \
if (UseLoopCounter) { \
bool do_OSR = UseOnStackReplacement; \
BACKEDGE_COUNT->increment(); \
if (do_OSR) do_OSR = BACKEDGE_COUNT->reached_InvocationLimit(); \
@ -289,16 +289,12 @@
nmethod* osr_nmethod; \
OSR_REQUEST(osr_nmethod, branch_pc); \
if (osr_nmethod != NULL && osr_nmethod->osr_entry_bci() != InvalidOSREntryBci) { \
intptr_t* buf; \
CALL_VM(buf=SharedRuntime::OSR_migration_begin(THREAD), handle_exception); \
intptr_t* buf = SharedRuntime::OSR_migration_begin(THREAD); \
istate->set_msg(do_osr); \
istate->set_osr_buf((address)buf); \
istate->set_osr_entry(osr_nmethod->osr_entry()); \
return; \
} \
} else { \
INCR_INVOCATION_COUNT; \
SAFEPOINT; \
} \
} /* UseCompiler ... */ \
INCR_INVOCATION_COUNT; \
@ -1281,12 +1277,7 @@ run:
jfloat f;
jdouble r;
f = STACK_FLOAT(-1);
#ifdef IA64
// IA64 gcc bug
r = ( f == 0.0f ) ? (jdouble) f : (jdouble) f + ia64_double_zero;
#else
r = (jdouble) f;
#endif
MORE_STACK(-1); // POP
SET_STACK_DOUBLE(r, 1);
UPDATE_PC_AND_TOS_AND_CONTINUE(1, 2);