1499N/A * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 0N/A * published by the Free Software Foundation. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1472N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 0N/A // Convert stack slot to an SP offset 0N/A // The calling convention does not count the SharedRuntime::out_preserve_stack_slots() value 0N/A // so we must add it in here. 304N/A// r10 and r15 can never contain oops since they aren't available to 0N/A//-------------------------------------------------------- 0N/A//-------------------------------------------------------- 304N/A // The unallocatable registers are at the end 1909N/A // r12 is allocated conditionally. With compressed oops it holds 1909N/A // the heapbase value and is not visible to the allocator. 304N/A // The unallocatable registers are at the end 0N/A for (
int i = 0; i <
8; i++) {
0N/A // for rbp, based address use this: 0N/A // return Address(rbp, in_bytes(sp_offset) - (framesize() - 2) * 4); 0N/A// ----------------mapping----------------------- 0N/A// all mapping is based on rbp, addressing, except for simple leaf methods where we access 0N/A// the locals rsp based (and no frame is built) 0N/A// Frame for simple leaf methods (quick entries) 0N/A// | ret addr | <- TOS 0N/A// Frame for standard methods 0N/A// | .........| <- TOS 0N/A// | old rbp, | <- EBP 0N/A// For OopMaps, map a local variable or spill index to an VMRegImpl name. 0N/A// This is the offset from sp() in the frame of the slot for the index, 0N/A// skewed by VMRegImpl::stack0 to indicate a stack location (vs.a register.) 0N/A// stack0 stack0 0 <- VMReg 0N/A// ...........|..............|.............| 0N/A// 0 1 2 3 x x 4 5 6 ... | <- local indices 0N/A// ^ ^ sp() ( x x indicate link 0N/A// | | and return addr) 0N/A// arguments non-argument locals 0N/A // Return the OptoReg name for the fpu stack slot "n" 0N/A // A spilled fpu stack slot comprises to two single-word OptoReg's.