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8152358: code and comment cleanups found during the hunt for 8077392

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Reviewed-by: gthornbr, kvn, cvarming
This commit is contained in:
Daniel D. Daugherty 2016-04-04 14:49:19 -07:00
parent 66570c722b
commit 2e87e3178c
8 changed files with 71 additions and 43 deletions
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6
hotspot/src/cpu/x86/vm/interp_masm_x86.cpp
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@ -1099,7 +1099,7 @@ void InterpreterMacroAssembler::lock_object(Register lock_reg) {
movptr(Address(lock_reg, mark_offset), swap_reg);
assert(lock_offset == 0,
"displached header must be first word in BasicObjectLock");
"displaced header must be first word in BasicObjectLock");
if (os::is_MP()) lock();
cmpxchgptr(lock_reg, Address(obj_reg, 0));
@ -1154,7 +1154,7 @@ void InterpreterMacroAssembler::lock_object(Register lock_reg) {
// Kills:
// rax
// c_rarg0, c_rarg1, c_rarg2, c_rarg3, ... (param regs)
// rscratch1, rscratch2 (scratch regs)
// rscratch1 (scratch reg)
// rax, rbx, rcx, rdx
void InterpreterMacroAssembler::unlock_object(Register lock_reg) {
assert(lock_reg == LP64_ONLY(c_rarg1) NOT_LP64(rdx),
@ -1201,7 +1201,7 @@ void InterpreterMacroAssembler::unlock_object(Register lock_reg) {
if (os::is_MP()) lock();
cmpxchgptr(header_reg, Address(obj_reg, 0));
// zero for recursive case
// zero for simple unlock of a stack-lock case
jcc(Assembler::zero, done);
// Call the runtime routine for slow case.