Mercurial > hg > graal-jvmci-8
comparison src/cpu/x86/vm/interp_masm_x86_32.cpp @ 3852:fdb992d83a87
7071653: JSR 292: call site change notification should be pushed not pulled
Reviewed-by: kvn, never, bdelsart
author | twisti |
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date | Tue, 16 Aug 2011 04:14:05 -0700 |
parents | 341a57af9b0a |
children | f08d439fab8c |
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3851:95134e034042 | 3852:fdb992d83a87 |
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231 } | 231 } |
232 | 232 |
233 | 233 |
234 void InterpreterMacroAssembler::get_cache_and_index_at_bcp(Register cache, Register index, | 234 void InterpreterMacroAssembler::get_cache_and_index_at_bcp(Register cache, Register index, |
235 int bcp_offset, size_t index_size) { | 235 int bcp_offset, size_t index_size) { |
236 assert(cache != index, "must use different registers"); | 236 assert_different_registers(cache, index); |
237 get_cache_index_at_bcp(index, bcp_offset, index_size); | 237 get_cache_index_at_bcp(index, bcp_offset, index_size); |
238 movptr(cache, Address(rbp, frame::interpreter_frame_cache_offset * wordSize)); | 238 movptr(cache, Address(rbp, frame::interpreter_frame_cache_offset * wordSize)); |
239 assert(sizeof(ConstantPoolCacheEntry) == 4*wordSize, "adjust code below"); | 239 assert(sizeof(ConstantPoolCacheEntry) == 4*wordSize, "adjust code below"); |
240 shlptr(index, 2); // convert from field index to ConstantPoolCacheEntry index | 240 shlptr(index, 2); // convert from field index to ConstantPoolCacheEntry index |
241 } | |
242 | |
243 | |
244 void InterpreterMacroAssembler::get_cache_and_index_and_bytecode_at_bcp(Register cache, | |
245 Register index, | |
246 Register bytecode, | |
247 int byte_no, | |
248 int bcp_offset, | |
249 size_t index_size) { | |
250 get_cache_and_index_at_bcp(cache, index, bcp_offset, index_size); | |
251 movptr(bytecode, Address(cache, index, Address::times_ptr, constantPoolCacheOopDesc::base_offset() + ConstantPoolCacheEntry::indices_offset())); | |
252 const int shift_count = (1 + byte_no) * BitsPerByte; | |
253 shrptr(bytecode, shift_count); | |
254 andptr(bytecode, 0xFF); | |
241 } | 255 } |
242 | 256 |
243 | 257 |
244 void InterpreterMacroAssembler::get_cache_entry_pointer_at_bcp(Register cache, Register tmp, | 258 void InterpreterMacroAssembler::get_cache_entry_pointer_at_bcp(Register cache, Register tmp, |
245 int bcp_offset, size_t index_size) { | 259 int bcp_offset, size_t index_size) { |