196 // Alignment
197 void align32();
198 void align64();
199 void align(int modulus);
200 void align(int modulus, int target);
201
202 // A 5 byte nop that is safe for patching (see patch_verified_entry)
203 void fat_nop();
204
205 // Stack frame creation/removal
206 void enter();
207 void leave();
208
209 // Support for getting the JavaThread pointer (i.e.; a reference to thread-local information)
210 // The pointer will be loaded into the thread register.
211 void get_thread(Register thread);
212
213 #ifdef _LP64
214 // Support for argument shuffling
215
216 void move32_64(VMRegPair src, VMRegPair dst);
217 void long_move(VMRegPair src, VMRegPair dst);
218 void float_move(VMRegPair src, VMRegPair dst);
219 void double_move(VMRegPair src, VMRegPair dst);
220 void move_ptr(VMRegPair src, VMRegPair dst);
221 void object_move(OopMap* map,
222 int oop_handle_offset,
223 int framesize_in_slots,
224 VMRegPair src,
225 VMRegPair dst,
226 bool is_receiver,
227 int* receiver_offset);
228 #endif // _LP64
229
230 // Support for VM calls
231 //
232 // It is imperative that all calls into the VM are handled via the call_VM macros.
233 // They make sure that the stack linkage is setup correctly. call_VM's correspond
234 // to ENTRY/ENTRY_X entry points while call_VM_leaf's correspond to LEAF entry points.
235
236
237 void call_VM(Register oop_result,
238 address entry_point,
239 bool check_exceptions = true);
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196 // Alignment
197 void align32();
198 void align64();
199 void align(int modulus);
200 void align(int modulus, int target);
201
202 // A 5 byte nop that is safe for patching (see patch_verified_entry)
203 void fat_nop();
204
205 // Stack frame creation/removal
206 void enter();
207 void leave();
208
209 // Support for getting the JavaThread pointer (i.e.; a reference to thread-local information)
210 // The pointer will be loaded into the thread register.
211 void get_thread(Register thread);
212
213 #ifdef _LP64
214 // Support for argument shuffling
215
216 // bias in bytes
217 void move32_64(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
218 void long_move(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
219 void float_move(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
220 void double_move(VMRegPair src, VMRegPair dst, Register tmp = rax, int in_stk_bias = 0, int out_stk_bias = 0);
221 void move_ptr(VMRegPair src, VMRegPair dst);
222 void object_move(OopMap* map,
223 int oop_handle_offset,
224 int framesize_in_slots,
225 VMRegPair src,
226 VMRegPair dst,
227 bool is_receiver,
228 int* receiver_offset);
229 #endif // _LP64
230
231 // Support for VM calls
232 //
233 // It is imperative that all calls into the VM are handled via the call_VM macros.
234 // They make sure that the stack linkage is setup correctly. call_VM's correspond
235 // to ENTRY/ENTRY_X entry points while call_VM_leaf's correspond to LEAF entry points.
236
237
238 void call_VM(Register oop_result,
239 address entry_point,
240 bool check_exceptions = true);
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