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7045514: SPARC assembly code for JSR 292 ricochet frames

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Reviewed-by: kvn, jrose
This commit is contained in:
Tom Rodriguez 2011-06-03 22:31:43 -07:00
parent e666162b03
commit a664e486bd
27 changed files with 2039 additions and 563 deletions
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36
hotspot/src/cpu/sparc/vm/assembler_sparc.cpp
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@ -42,6 +42,12 @@
#include "gc_implementation/g1/heapRegion.hpp"
#endif
#ifdef PRODUCT
#define BLOCK_COMMENT(str) /* nothing */
#else
#define BLOCK_COMMENT(str) block_comment(str)
#endif
// Convert the raw encoding form into the form expected by the
// constructor for Address.
Address Address::make_raw(int base, int index, int scale, int disp, bool disp_is_oop) {
@ -1072,6 +1078,12 @@ void MacroAssembler::call_VM_base(
check_and_forward_exception(Gtemp);
}
#ifdef ASSERT
set(badHeapWordVal, G3);
set(badHeapWordVal, G4);
set(badHeapWordVal, G5);
#endif
// get oop result if there is one and reset the value in the thread
if (oop_result->is_valid()) {
get_vm_result(oop_result);
@ -1177,6 +1189,11 @@ void MacroAssembler::call_VM_leaf_base(Register thread_cache, address entry_poin
call(entry_point, relocInfo::runtime_call_type);
delayed()->nop();
restore_thread(thread_cache);
#ifdef ASSERT
set(badHeapWordVal, G3);
set(badHeapWordVal, G4);
set(badHeapWordVal, G5);
#endif
}
@ -1518,7 +1535,7 @@ int MacroAssembler::total_frame_size_in_bytes(int extraWords) {
// save_frame: given number of "extra" words in frame,
// issue approp. save instruction (p 200, v8 manual)
void MacroAssembler::save_frame(int extraWords = 0) {
void MacroAssembler::save_frame(int extraWords) {
int delta = -total_frame_size_in_bytes(extraWords);
if (is_simm13(delta)) {
save(SP, delta, SP);
@ -1730,6 +1747,7 @@ void MacroAssembler::_verify_oop(Register reg, const char* msg, const char * fil
if (reg == G0) return; // always NULL, which is always an oop
BLOCK_COMMENT("verify_oop {");
char buffer[64];
#ifdef COMPILER1
if (CommentedAssembly) {
@ -1768,6 +1786,7 @@ void MacroAssembler::_verify_oop(Register reg, const char* msg, const char * fil
delayed()->nop();
// recover frame size
add(SP, 8*8,SP);
BLOCK_COMMENT("} verify_oop");
}
void MacroAssembler::_verify_oop_addr(Address addr, const char* msg, const char * file, int line) {
@ -2040,7 +2059,7 @@ void MacroAssembler::debug(char* msg, RegistersForDebugging* regs) {
}
else
::tty->print_cr("=============== DEBUG MESSAGE: %s ================\n", msg);
assert(false, "error");
assert(false, err_msg("DEBUG MESSAGE: %s", msg));
}
@ -3230,6 +3249,7 @@ void MacroAssembler::jump_to_method_handle_entry(Register mh_reg, Register temp_
RegisterOrConstant MacroAssembler::argument_offset(RegisterOrConstant arg_slot,
Register temp_reg,
int extra_slot_offset) {
// cf. TemplateTable::prepare_invoke(), if (load_receiver).
int stackElementSize = Interpreter::stackElementSize;
@ -3238,18 +3258,19 @@ RegisterOrConstant MacroAssembler::argument_offset(RegisterOrConstant arg_slot,
offset += arg_slot.as_constant() * stackElementSize;
return offset;
} else {
Register temp = arg_slot.as_register();
sll_ptr(temp, exact_log2(stackElementSize), temp);
assert(temp_reg != noreg, "must specify");
sll_ptr(arg_slot.as_register(), exact_log2(stackElementSize), temp_reg);
if (offset != 0)
add(temp, offset, temp);
return temp;
add(temp_reg, offset, temp_reg);
return temp_reg;
}
}
Address MacroAssembler::argument_address(RegisterOrConstant arg_slot,
Register temp_reg,
int extra_slot_offset) {
return Address(Gargs, argument_offset(arg_slot, extra_slot_offset));
return Address(Gargs, argument_offset(arg_slot, temp_reg, extra_slot_offset));
}
@ -4906,4 +4927,3 @@ void MacroAssembler::char_arrays_equals(Register ary1, Register ary2,
// Caller should set it:
// add(G0, 1, result); // equals
}