Mercurial > jdk8-mips64-public > hotspot / annotate
src/cpu/sparc/vm/vmreg_sparc.inline.hpp@f90c822e73f8 (annotated)
src/cpu/sparc/vm/vmreg_sparc.inline.hpp
Wed, 27 Apr 2016 01:25:04 +0800
- author
- aoqi
- date
- Wed, 27 Apr 2016 01:25:04 +0800
- changeset 0
- f90c822e73f8
- child 6876
- 710a3c8b516e
- permissions
- -rw-r--r--
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | #ifndef CPU_SPARC_VM_VMREG_SPARC_INLINE_HPP |
| aoqi@0 | 26 | #define CPU_SPARC_VM_VMREG_SPARC_INLINE_HPP |
| aoqi@0 | 27 | |
| aoqi@0 | 28 | inline VMReg RegisterImpl::as_VMReg() { |
| aoqi@0 | 29 | if( this==noreg ) return VMRegImpl::Bad(); |
| aoqi@0 | 30 | return VMRegImpl::as_VMReg(encoding() << 1 ); |
| aoqi@0 | 31 | } |
| aoqi@0 | 32 | |
| aoqi@0 | 33 | inline VMReg FloatRegisterImpl::as_VMReg() { return VMRegImpl::as_VMReg( ConcreteRegisterImpl::max_gpr + encoding() ); } |
| aoqi@0 | 34 | |
| aoqi@0 | 35 | |
| aoqi@0 | 36 | inline bool VMRegImpl::is_Register() { return value() >= 0 && value() < ConcreteRegisterImpl::max_gpr; } |
| aoqi@0 | 37 | inline bool VMRegImpl::is_FloatRegister() { return value() >= ConcreteRegisterImpl::max_gpr && |
| aoqi@0 | 38 | value() < ConcreteRegisterImpl::max_fpr; } |
| aoqi@0 | 39 | inline Register VMRegImpl::as_Register() { |
| aoqi@0 | 40 | |
| aoqi@0 | 41 | assert( is_Register() && is_even(value()), "even-aligned GPR name" ); |
| aoqi@0 | 42 | // Yuk |
| aoqi@0 | 43 | return ::as_Register(value()>>1); |
| aoqi@0 | 44 | } |
| aoqi@0 | 45 | |
| aoqi@0 | 46 | inline FloatRegister VMRegImpl::as_FloatRegister() { |
| aoqi@0 | 47 | assert( is_FloatRegister(), "must be" ); |
| aoqi@0 | 48 | // Yuk |
| aoqi@0 | 49 | return ::as_FloatRegister( value() - ConcreteRegisterImpl::max_gpr ); |
| aoqi@0 | 50 | } |
| aoqi@0 | 51 | |
| aoqi@0 | 52 | inline bool VMRegImpl::is_concrete() { |
| aoqi@0 | 53 | assert(is_reg(), "must be"); |
| aoqi@0 | 54 | int v = value(); |
| aoqi@0 | 55 | if ( v < ConcreteRegisterImpl::max_gpr ) { |
| aoqi@0 | 56 | return is_even(v); |
| aoqi@0 | 57 | } |
| aoqi@0 | 58 | // F0..F31 |
| aoqi@0 | 59 | if ( v <= ConcreteRegisterImpl::max_gpr + 31) return true; |
| aoqi@0 | 60 | if ( v < ConcreteRegisterImpl::max_fpr) { |
| aoqi@0 | 61 | return is_even(v); |
| aoqi@0 | 62 | } |
| aoqi@0 | 63 | assert(false, "what register?"); |
| aoqi@0 | 64 | return false; |
| aoqi@0 | 65 | } |
| aoqi@0 | 66 | |
| aoqi@0 | 67 | #endif // CPU_SPARC_VM_VMREG_SPARC_INLINE_HPP |
