duke@435: /* mikael@6198: * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. duke@435: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. duke@435: * duke@435: * This code is free software; you can redistribute it and/or modify it duke@435: * under the terms of the GNU General Public License version 2 only, as duke@435: * published by the Free Software Foundation. duke@435: * duke@435: * This code is distributed in the hope that it will be useful, but WITHOUT duke@435: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or duke@435: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License duke@435: * version 2 for more details (a copy is included in the LICENSE file that duke@435: * accompanied this code). duke@435: * duke@435: * You should have received a copy of the GNU General Public License version duke@435: * 2 along with this work; if not, write to the Free Software Foundation, duke@435: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. duke@435: * trims@1907: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA trims@1907: * or visit www.oracle.com if you need additional information or have any trims@1907: * questions. duke@435: * duke@435: */ duke@435: stefank@2314: #ifndef CPU_X86_VM_C1_FRAMEMAP_X86_HPP stefank@2314: #define CPU_X86_VM_C1_FRAMEMAP_X86_HPP stefank@2314: duke@435: // On i486 the frame looks as follows: duke@435: // duke@435: // +-----------------------------+---------+----------------------------------------+----------------+----------- duke@435: // | size_arguments-nof_reg_args | 2 words | size_locals-size_arguments+numreg_args | _size_monitors | spilling . duke@435: // +-----------------------------+---------+----------------------------------------+----------------+----------- duke@435: // duke@435: // The FPU registers are mapped with their offset from TOS; therefore the duke@435: // status of FPU stack must be updated during code emission. duke@435: duke@435: public: duke@435: static const int pd_c_runtime_reserved_arg_size; duke@435: duke@435: enum { duke@435: nof_xmm_regs = pd_nof_xmm_regs_frame_map, duke@435: nof_caller_save_xmm_regs = pd_nof_caller_save_xmm_regs_frame_map, duke@435: first_available_sp_in_frame = 0, never@739: #ifndef _LP64 duke@435: frame_pad_in_bytes = 8, duke@435: nof_reg_args = 2 never@739: #else never@739: frame_pad_in_bytes = 16, never@739: nof_reg_args = 6 never@739: #endif // _LP64 duke@435: }; duke@435: duke@435: private: duke@435: static LIR_Opr _caller_save_xmm_regs [nof_caller_save_xmm_regs]; duke@435: duke@435: static XMMRegister _xmm_regs[nof_xmm_regs]; duke@435: duke@435: public: duke@435: static LIR_Opr receiver_opr; duke@435: duke@435: static LIR_Opr rsi_opr; duke@435: static LIR_Opr rdi_opr; duke@435: static LIR_Opr rbx_opr; duke@435: static LIR_Opr rax_opr; duke@435: static LIR_Opr rdx_opr; duke@435: static LIR_Opr rcx_opr; duke@435: static LIR_Opr rsp_opr; duke@435: static LIR_Opr rbp_opr; duke@435: duke@435: static LIR_Opr rsi_oop_opr; duke@435: static LIR_Opr rdi_oop_opr; duke@435: static LIR_Opr rbx_oop_opr; duke@435: static LIR_Opr rax_oop_opr; duke@435: static LIR_Opr rdx_oop_opr; duke@435: static LIR_Opr rcx_oop_opr; roland@4051: roland@4051: static LIR_Opr rsi_metadata_opr; roland@4051: static LIR_Opr rdi_metadata_opr; roland@4051: static LIR_Opr rbx_metadata_opr; roland@4051: static LIR_Opr rax_metadata_opr; roland@4051: static LIR_Opr rdx_metadata_opr; roland@4051: static LIR_Opr rcx_metadata_opr; roland@4051: never@739: #ifdef _LP64 duke@435: never@739: static LIR_Opr r8_opr; never@739: static LIR_Opr r9_opr; never@739: static LIR_Opr r10_opr; never@739: static LIR_Opr r11_opr; never@739: static LIR_Opr r12_opr; never@739: static LIR_Opr r13_opr; never@739: static LIR_Opr r14_opr; never@739: static LIR_Opr r15_opr; never@739: never@739: static LIR_Opr r8_oop_opr; never@739: static LIR_Opr r9_oop_opr; never@739: never@739: static LIR_Opr r11_oop_opr; never@739: static LIR_Opr r12_oop_opr; never@739: static LIR_Opr r13_oop_opr; never@739: static LIR_Opr r14_oop_opr; never@739: roland@4051: static LIR_Opr r8_metadata_opr; roland@4051: static LIR_Opr r9_metadata_opr; roland@4051: roland@4051: static LIR_Opr r11_metadata_opr; roland@4051: static LIR_Opr r12_metadata_opr; roland@4051: static LIR_Opr r13_metadata_opr; roland@4051: static LIR_Opr r14_metadata_opr; roland@4051: never@739: #endif // _LP64 never@739: never@739: static LIR_Opr long0_opr; never@739: static LIR_Opr long1_opr; duke@435: static LIR_Opr fpu0_float_opr; duke@435: static LIR_Opr fpu0_double_opr; duke@435: static LIR_Opr xmm0_float_opr; duke@435: static LIR_Opr xmm0_double_opr; duke@435: never@739: #ifdef _LP64 never@739: static LIR_Opr as_long_opr(Register r) { never@739: return LIR_OprFact::double_cpu(cpu_reg2rnr(r), cpu_reg2rnr(r)); never@739: } never@739: static LIR_Opr as_pointer_opr(Register r) { never@739: return LIR_OprFact::double_cpu(cpu_reg2rnr(r), cpu_reg2rnr(r)); never@739: } never@739: #else duke@435: static LIR_Opr as_long_opr(Register r, Register r2) { duke@435: return LIR_OprFact::double_cpu(cpu_reg2rnr(r), cpu_reg2rnr(r2)); duke@435: } never@739: static LIR_Opr as_pointer_opr(Register r) { never@739: return LIR_OprFact::single_cpu(cpu_reg2rnr(r)); never@739: } never@739: #endif // _LP64 duke@435: duke@435: // VMReg name for spilled physical FPU stack slot n duke@435: static VMReg fpu_regname (int n); duke@435: duke@435: static XMMRegister nr2xmmreg(int rnr); duke@435: duke@435: static bool is_caller_save_register (LIR_Opr opr) { return true; } duke@435: static bool is_caller_save_register (Register r) { return true; } duke@435: duke@435: static LIR_Opr caller_save_xmm_reg_at(int i) { duke@435: assert(i >= 0 && i < nof_caller_save_xmm_regs, "out of bounds"); duke@435: return _caller_save_xmm_regs[i]; duke@435: } stefank@2314: iveresov@2344: static int adjust_reg_range(int range) { iveresov@2344: // Reduce the number of available regs (to free r12) in case of compressed oops ehelin@5694: if (UseCompressedOops || UseCompressedClassPointers) return range - 1; iveresov@2344: return range; iveresov@2344: } iveresov@2344: iveresov@2344: static int nof_caller_save_cpu_regs() { return adjust_reg_range(pd_nof_caller_save_cpu_regs_frame_map); } iveresov@2344: static int last_cpu_reg() { return adjust_reg_range(pd_last_cpu_reg); } iveresov@2344: static int last_byte_reg() { return adjust_reg_range(pd_last_byte_reg); } iveresov@2344: stefank@2314: #endif // CPU_X86_VM_C1_FRAMEMAP_X86_HPP iveresov@2344: