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8344074: RISC-V: C1: More accurate _exception_handler_size and _deopt_handler_size

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Reviewed-by: mli, fjiang
This commit is contained in:
Fei Yang 2024-11-14 00:53:54 +00:00
parent 3b283543c3
commit 90e92342fc
1 changed files with 3 additions and 4 deletions
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7
src/hotspot/cpu/riscv/c1_LIRAssembler_riscv.hpp
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@ -70,12 +70,11 @@ private:
_call_stub_size = 11 * MacroAssembler::instruction_size +
1 * MacroAssembler::instruction_size + wordSize,
// See emit_exception_handler for detail
// verify_not_null_oop + far_call + should_not_reach_here + invalidate_registers(DEBUG_ONLY)
_exception_handler_size = DEBUG_ONLY(584) NOT_DEBUG(548), // or smaller
_exception_handler_size = DEBUG_ONLY(256) NOT_DEBUG(32), // or smaller
// See emit_deopt_handler for detail
// auipc (1) + far_jump (6 or 2)
// auipc (1) + far_jump (2)
_deopt_handler_size = 1 * MacroAssembler::instruction_size +
6 * MacroAssembler::instruction_size // or smaller
2 * MacroAssembler::instruction_size
};
void check_conflict(ciKlass* exact_klass, intptr_t current_klass, Register tmp,