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comparison src/share/vm/code/vmreg.cpp @ 6179:8c92982cbbc4

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7119644: Increase superword's vector size up to 256 bits Summary: Increase vector size up to 256-bits for YMM AVX registers on x86. Reviewed-by: never, twisti, roland
author kvn
date Fri, 15 Jun 2012 01:25:19 -0700
parents f95d63e2154a
children
comparison
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6146:eba1d5bce9e8 6179:8c92982cbbc4
1 /* 1 /*
2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
25 #include "precompiled.hpp" 25 #include "precompiled.hpp"
26 #include "asm/assembler.hpp" 26 #include "asm/assembler.hpp"
27 #include "code/vmreg.hpp" 27 #include "code/vmreg.hpp"
28 28
29 // First VMReg value that could refer to a stack slot 29 // First VMReg value that could refer to a stack slot
30 VMReg VMRegImpl::stack0 = (VMReg)(intptr_t)((ConcreteRegisterImpl::number_of_registers + 1) & ~1); 30 VMReg VMRegImpl::stack0 = (VMReg)(intptr_t)((ConcreteRegisterImpl::number_of_registers + 7) & ~7);
31 31
32 // VMRegs are 4 bytes wide on all platforms 32 // VMRegs are 4 bytes wide on all platforms
33 const int VMRegImpl::stack_slot_size = 4; 33 const int VMRegImpl::stack_slot_size = 4;
34 const int VMRegImpl::slots_per_word = wordSize / stack_slot_size; 34 const int VMRegImpl::slots_per_word = wordSize / stack_slot_size;
35 35