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Diffstat (limited to 'src/arch/arm/insts/vfp.hh')
-rw-r--r-- | src/arch/arm/insts/vfp.hh | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/arch/arm/insts/vfp.hh b/src/arch/arm/insts/vfp.hh new file mode 100644 index 000000000..8cffb276e --- /dev/null +++ b/src/arch/arm/insts/vfp.hh @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2010 ARM Limited + * All rights reserved + * + * The license below extends only to copyright in the software and shall + * not be construed as granting a license to any other intellectual + * property including but not limited to intellectual property relating + * to a hardware implementation of the functionality of the software + * licensed hereunder. You may use the software subject to the license + * terms below provided that you ensure that this notice is replicated + * unmodified and in its entirety in all distributions of the software, + * modified or unmodified, in source code or in binary form. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Gabe Black + */ + +#ifndef __ARCH_ARM_INSTS_VFP_HH__ +#define __ARCH_ARM_INSTS_VFP_HH__ + +#include "arch/arm/insts/misc.hh" + +enum VfpMicroMode { + VfpNotAMicroop, + VfpMicroop, + VfpFirstMicroop, + VfpLastMicroop +}; + +template<class T> +static inline void +setVfpMicroFlags(VfpMicroMode mode, T &flags) +{ + switch (mode) { + case VfpMicroop: + flags[StaticInst::IsMicroop] = true; + break; + case VfpFirstMicroop: + flags[StaticInst::IsMicroop] = + flags[StaticInst::IsFirstMicroop] = true; + break; + case VfpLastMicroop: + flags[StaticInst::IsMicroop] = + flags[StaticInst::IsLastMicroop] = true; + break; + case VfpNotAMicroop: + break; + } +} + +class VfpRegRegOp : public RegRegOp +{ + protected: + VfpRegRegOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, + IntRegIndex _dest, IntRegIndex _op1, + VfpMicroMode mode = VfpNotAMicroop) : + RegRegOp(mnem, _machInst, __opClass, _dest, _op1) + { + setVfpMicroFlags(mode, flags); + } +}; + +class VfpRegImmOp : public RegImmOp +{ + protected: + VfpRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, + IntRegIndex _dest, uint64_t _imm, + VfpMicroMode mode = VfpNotAMicroop) : + RegImmOp(mnem, _machInst, __opClass, _dest, _imm) + { + setVfpMicroFlags(mode, flags); + } +}; + +class VfpRegRegImmOp : public RegRegImmOp +{ + protected: + VfpRegRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, + IntRegIndex _dest, IntRegIndex _op1, + uint64_t _imm, VfpMicroMode mode = VfpNotAMicroop) : + RegRegImmOp(mnem, _machInst, __opClass, _dest, _op1, _imm) + { + setVfpMicroFlags(mode, flags); + } +}; + +class VfpRegRegRegOp : public RegRegRegOp +{ + protected: + VfpRegRegRegOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, + IntRegIndex _dest, IntRegIndex _op1, IntRegIndex _op2, + VfpMicroMode mode = VfpNotAMicroop) : + RegRegRegOp(mnem, _machInst, __opClass, _dest, _op1, _op2) + { + setVfpMicroFlags(mode, flags); + } +}; + +#endif //__ARCH_ARM_INSTS_VFP_HH__ |