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7011463: Sparc MacroAssembler::incr_allocated_bytes() needs a RegisterOrConstant argument

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Replaced incr_allocated_bytes() formals var_size_in_bytes and con_size_in_bytes with a single RegisterOrConstant formal.

Reviewed-by: twisti, jcoomes
This commit is contained in:
Paul Hohensee 2011-01-11 17:33:21 -05:00
parent ae65c6240f
commit 6931aa0a24
5 changed files with 14 additions and 15 deletions
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15
hotspot/src/cpu/sparc/vm/assembler_sparc.cpp
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@ -4104,7 +4104,7 @@ void MacroAssembler::tlab_refill(Label& retry, Label& try_eden, Label& slow_case
ld_ptr(G2_thread, in_bytes(JavaThread::tlab_start_offset()), t1);
sub(top, t1, t1); // size of tlab's allocated portion
incr_allocated_bytes(t1, 0, t2);
incr_allocated_bytes(t1, t2, t3);
// refill the tlab with an eden allocation
bind(do_refill);
@ -4138,19 +4138,14 @@ void MacroAssembler::tlab_refill(Label& retry, Label& try_eden, Label& slow_case
delayed()->nop();
}
void MacroAssembler::incr_allocated_bytes(Register var_size_in_bytes,
int con_size_in_bytes,
Register t1) {
void MacroAssembler::incr_allocated_bytes(RegisterOrConstant size_in_bytes,
Register t1, Register t2) {
// Bump total bytes allocated by this thread
assert(t1->is_global(), "must be global reg"); // so all 64 bits are saved on a context switch
assert_different_registers(var_size_in_bytes, t1);
assert_different_registers(size_in_bytes.register_or_noreg(), t1, t2);
// v8 support has gone the way of the dodo
ldx(G2_thread, in_bytes(JavaThread::allocated_bytes_offset()), t1);
if (var_size_in_bytes->is_valid()) {
add(t1, var_size_in_bytes, t1);
} else {
add(t1, con_size_in_bytes, t1);
}
add(t1, ensure_simm13_or_reg(size_in_bytes, t2), t1);
stx(t1, G2_thread, in_bytes(JavaThread::allocated_bytes_offset()));
}