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8135085: Change Method::_intrinsic_id from u1 to u2

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Convert Method::_intrinsic_id from u1 to u2 to expand id range over 255.

Reviewed-by: coleenp, iklam, jiangli
This commit is contained in:
Aleksey Shipilev 2015-09-18 13:41:11 -07:00 • committed by Yumin Qi
parent e7ed6bff90
commit bbc043a7f2
10 changed files with 31 additions and 16 deletions
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4
hotspot/src/cpu/x86/vm/interp_masm_x86.cpp
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@ -169,6 +169,8 @@ void InterpreterMacroAssembler::profile_return_type(Register mdp, Register ret,
test_method_data_pointer(mdp, profile_continue);
if (MethodData::profile_return_jsr292_only()) {
assert(Method::intrinsic_id_size_in_bytes() == 2, "assuming Method::_intrinsic_id is u2");
// If we don't profile all invoke bytecodes we must make sure
// it's a bytecode we indeed profile. We can't go back to the
// begining of the ProfileData we intend to update to check its
@ -180,7 +182,7 @@ void InterpreterMacroAssembler::profile_return_type(Register mdp, Register ret,
cmpb(Address(_bcp_register, 0), Bytecodes::_invokehandle);
jcc(Assembler::equal, do_profile);
get_method(tmp);
cmpb(Address(tmp, Method::intrinsic_id_offset_in_bytes()), vmIntrinsics::_compiledLambdaForm);
cmpw(Address(tmp, Method::intrinsic_id_offset_in_bytes()), vmIntrinsics::_compiledLambdaForm);
jcc(Assembler::notEqual, profile_continue);
bind(do_profile);