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#include "code/vmreg.hpp"
#include "metaprogramming/enableIf.hpp"
#include "oops/compressedOops.hpp"
#include "oops/compressedKlass.hpp"
#include "runtime/vm_version.hpp"
+ #include "utilities/macros.hpp"
#include "utilities/powerOfTwo.hpp"
+ #include "runtime/signature.hpp"
+
+
+ class ciInlineKlass;
class OopMap;
// MacroAssembler extends Assembler by frequently used macros.
//
virtual void null_check(Register reg, int offset = -1);
static bool needs_explicit_null_check(intptr_t offset);
static bool uses_implicit_null_check(void* address);
+ // markWord tests, kills markWord reg
+ void test_markword_is_inline_type(Register markword, Label& is_inline_type);
+
+ // inlineKlass queries, kills temp_reg
+ void test_klass_is_inline_type(Register klass, Register temp_reg, Label& is_inline_type);
+ void test_klass_is_empty_inline_type(Register klass, Register temp_reg, Label& is_empty_inline_type);
+ void test_oop_is_not_inline_type(Register object, Register tmp, Label& not_inline_type);
+
+ // Get the default value oop for the given InlineKlass
+ void get_default_value_oop(Register inline_klass, Register temp_reg, Register obj);
+ // The empty value oop, for the given InlineKlass ("empty" as in no instance fields)
+ // get_default_value_oop with extra assertion for empty inline klass
+ void get_empty_inline_type_oop(Register inline_klass, Register temp_reg, Register obj);
+
+ void test_field_is_null_free_inline_type(Register flags, Register temp_reg, Label& is_null_free);
+ void test_field_is_not_null_free_inline_type(Register flags, Register temp_reg, Label& not_null_free);
+ void test_field_is_flat(Register flags, Register temp_reg, Label& is_flat);
+ void test_field_has_null_marker(Register flags, Register temp_reg, Label& has_null_marker);
+
+ // Check oops for special arrays, i.e. flat arrays and/or null-free arrays
+ void test_oop_prototype_bit(Register oop, Register temp_reg, int32_t test_bit, bool jmp_set, Label& jmp_label);
+ void test_flat_array_oop(Register klass, Register temp_reg, Label& is_flat_array);
+ void test_non_flat_array_oop(Register oop, Register temp_reg, Label&is_non_flat_array);
+ void test_null_free_array_oop(Register oop, Register temp_reg, Label& is_null_free_array);
+ void test_non_null_free_array_oop(Register oop, Register temp_reg, Label&is_non_null_free_array);
+
+ // Check array klass layout helper for flat or null-free arrays...
+ void test_flat_array_layout(Register lh, Label& is_flat_array);
+ void test_non_flat_array_layout(Register lh, Label& is_non_flat_array);
+
static address target_addr_for_insn(address insn_addr, unsigned insn);
static address target_addr_for_insn_or_null(address insn_addr, unsigned insn);
static address target_addr_for_insn(address insn_addr) {
unsigned insn = *(unsigned*)insn_addr;
return target_addr_for_insn(insn_addr, insn);
void load_method_holder_cld(Register rresult, Register rmethod);
void load_method_holder(Register holder, Register method);
// oop manipulations
+ void load_metadata(Register dst, Register src);
+
void load_klass(Register dst, Register src);
void store_klass(Register dst, Register src);
void cmp_klass(Register oop, Register trial_klass, Register tmp);
void resolve_weak_handle(Register result, Register tmp1, Register tmp2);
Register tmp1, Register tmp2);
void access_store_at(BasicType type, DecoratorSet decorators, Address dst, Register val,
Register tmp1, Register tmp2, Register tmp3);
+ void access_value_copy(DecoratorSet decorators, Register src, Register dst, Register inline_klass);
+
+ // inline type data payload offsets...
+ void first_field_offset(Register inline_klass, Register offset);
+ void data_for_oop(Register oop, Register data, Register inline_klass);
+ // get data payload ptr a flat value array at index, kills rcx and index
+ void data_for_value_array_index(Register array, Register array_klass,
+ Register index, Register data);
+
void load_heap_oop(Register dst, Address src, Register tmp1,
Register tmp2, DecoratorSet decorators = 0);
void load_heap_oop_not_null(Register dst, Address src, Register tmp1,
Register tmp2, DecoratorSet decorators = 0);
// currently unimplemented
// Used for storing null. All other oop constants should be
// stored using routines that take a jobject.
void store_heap_oop_null(Address dst);
+ void load_prototype_header(Register dst, Register src);
+
void store_klass_gap(Register dst, Register src);
// This dummy is to prevent a call to store_heap_oop from
// converting a zero (like null) into a Register by giving
// the compiler two choices it can't resolve
// java.lang.Math::round intrinsics
void java_round_double(Register dst, FloatRegister src, FloatRegister ftmp);
void java_round_float(Register dst, FloatRegister src, FloatRegister ftmp);
// allocation
+
+ // Object / value buffer allocation...
+ // Allocate instance of klass, assumes klass initialized by caller
+ // new_obj prefers to be rax
+ // Kills t1 and t2, perserves klass, return allocation in new_obj (rsi on LP64)
+ void allocate_instance(Register klass, Register new_obj,
+ Register t1, Register t2,
+ bool clear_fields, Label& alloc_failed);
+
void tlab_allocate(
Register obj, // result: pointer to object after successful allocation
Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise
int con_size_in_bytes, // object size in bytes if known at compile time
Register t1, // temp register
Register t2, // temp register
Label& slow_case // continuation point if fast allocation fails
);
void verify_tlab();
+ // For field "index" within "klass", return inline_klass ...
+ void get_inline_type_field_klass(Register klass, Register index, Register inline_klass);
+
// interface method calling
void lookup_interface_method(Register recv_klass,
Register intf_klass,
RegisterOrConstant itable_index,
Register method_result,
void sub(Register Rd, Register Rn, RegisterOrConstant decrement);
void subw(Register Rd, Register Rn, RegisterOrConstant decrement);
void adrp(Register reg1, const Address &dest, uint64_t &byte_offset);
+ void verified_entry(Compile* C, int sp_inc);
+
+ // Inline type specific methods
+ #include "asm/macroAssembler_common.hpp"
+
+ int store_inline_type_fields_to_buf(ciInlineKlass* vk, bool from_interpreter = true);
+ bool move_helper(VMReg from, VMReg to, BasicType bt, RegState reg_state[]);
+ bool unpack_inline_helper(const GrowableArray<SigEntry>* sig, int& sig_index,
+ VMReg from, int& from_index, VMRegPair* to, int to_count, int& to_index,
+ RegState reg_state[]);
+ bool pack_inline_helper(const GrowableArray<SigEntry>* sig, int& sig_index, int vtarg_index,
+ VMRegPair* from, int from_count, int& from_index, VMReg to,
+ RegState reg_state[], Register val_array);
+ int extend_stack_for_inline_args(int args_on_stack);
+ void remove_frame(int initial_framesize, bool needs_stack_repair);
+ VMReg spill_reg_for(VMReg reg);
+ void save_stack_increment(int sp_inc, int frame_size);
+
void tableswitch(Register index, jint lowbound, jint highbound,
Label &jumptable, Label &jumptable_end, int stride = 1) {
adr(rscratch1, jumptable);
subsw(rscratch2, index, lowbound);
subsw(zr, rscratch2, highbound - lowbound);
Register tmp1, Register tmp2, Register tmp3, int elem_size);
void string_equals(Register a1, Register a2, Register result, Register cnt1);
void fill_words(Register base, Register cnt, Register value);
+ void fill_words(Register base, uint64_t cnt, Register value);
+
address zero_words(Register base, uint64_t cnt);
address zero_words(Register ptr, Register cnt);
void zero_dcache_blocks(Register base, Register cnt);
static const int zero_words_block_size;
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