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// cmd/7l/list.c and cmd/7l/sub.c from Vita Nuova.
// https://code.google.com/p/ken-cc/source/browse/
//
// Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved.
// Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
// Portions Copyright © 1997-1999 Vita Nuova Limited
// Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
// Portions Copyright © 2004,2006 Bruce Ellis
// Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
// Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others
// Portions Copyright © 2009 The Go Authors. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package arm64
import (
"cmd/internal/obj"
"fmt"
)
var strcond = [16]string{
"EQ",
"NE",
"HS",
"LO",
"MI",
"PL",
"VS",
"VC",
"HI",
"LS",
"GE",
"LT",
"GT",
"LE",
"AL",
"NV",
}
func init() {
obj.RegisterRegister(obj.RBaseARM64, REG_SPECIAL+1024, Rconv)
obj.RegisterOpcode(obj.ABaseARM64, Anames)
}
func Rconv(r int) string {
if r == REGG {
return "g"
}
switch {
case REG_R0 <= r && r <= REG_R30:
return fmt.Sprintf("R%d", r-REG_R0)
case r == REG_R31:
return "ZR"
case REG_F0 <= r && r <= REG_F31:
return fmt.Sprintf("F%d", r-REG_F0)
case REG_V0 <= r && r <= REG_V31:
return fmt.Sprintf("V%d", r-REG_F0)
case COND_EQ <= r && r <= COND_NV:
return strcond[r-COND_EQ]
case r == REGSP:
return "RSP"
case r == REG_DAIF:
return "DAIF"
case r == REG_NZCV:
return "NZCV"
case r == REG_FPSR:
return "FPSR"
case r == REG_FPCR:
return "FPCR"
case r == REG_SPSR_EL1:
return "SPSR_EL1"
case r == REG_ELR_EL1:
return "ELR_EL1"
case r == REG_SPSR_EL2:
return "SPSR_EL2"
case r == REG_ELR_EL2:
return "ELR_EL2"
case r == REG_CurrentEL:
return "CurrentEL"
case r == REG_SP_EL0:
return "SP_EL0"
case r == REG_SPSel:
return "SPSel"
case r == REG_DAIFSet:
return "DAIFSet"
case r == REG_DAIFClr:
return "DAIFClr"
}
return fmt.Sprintf("badreg(%d)", r)
}
func DRconv(a int) string {
if a >= C_NONE && a <= C_NCLASS {
return cnames7[a]
}
return "C_??"
}