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8145913: PPC64: add Montgomery multiply intrinsic

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Reviewed-by: aph, goetz
This commit is contained in:
Martin Doerr 2015-12-29 11:54:21 +01:00
parent c4a81b327d
commit 4e6b2ee594
8 changed files with 281 additions and 11 deletions
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8
hotspot/src/cpu/ppc/vm/templateInterpreterGenerator_ppc.cpp
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@ -263,7 +263,7 @@ void TemplateInterpreterGenerator::generate_counter_incr(Label* overflow, Label*
__ cmpdi(CCR0, Rmdo, 0);
__ beq(CCR0, no_mdo);
// Increment backedge counter in the MDO.
// Increment invocation counter in the MDO.
const int mdo_ic_offs = in_bytes(MethodData::invocation_counter_offset()) + in_bytes(InvocationCounter::counter_offset());
__ lwz(Rscratch2, mdo_ic_offs, Rmdo);
__ lwz(Rscratch1, in_bytes(MethodData::invoke_mask_offset()), Rmdo);
@ -275,13 +275,13 @@ void TemplateInterpreterGenerator::generate_counter_incr(Label* overflow, Label*
}
// Increment counter in MethodCounters*.
const int mo_bc_offs = in_bytes(MethodCounters::invocation_counter_offset()) + in_bytes(InvocationCounter::counter_offset());
const int mo_ic_offs = in_bytes(MethodCounters::invocation_counter_offset()) + in_bytes(InvocationCounter::counter_offset());
__ bind(no_mdo);
__ get_method_counters(R19_method, R3_counters, done);
__ lwz(Rscratch2, mo_bc_offs, R3_counters);
__ lwz(Rscratch2, mo_ic_offs, R3_counters);
__ lwz(Rscratch1, in_bytes(MethodCounters::invoke_mask_offset()), R3_counters);
__ addi(Rscratch2, Rscratch2, increment);
__ stw(Rscratch2, mo_bc_offs, R3_counters);
__ stw(Rscratch2, mo_ic_offs, R3_counters);
__ and_(Rscratch1, Rscratch2, Rscratch1);
__ beq(CCR0, *overflow);