path: root/src/cmd/internal/obj/ppc64/a.out.go

// cmd/9c/9.out.h from Vita Nuova.
//
//	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 © 2000-2008 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 © 2000-2008 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 ppc64

import "cmd/internal/obj"

//go:generate go run ../stringer.go -i $GOFILE -o anames.go -p ppc64

/*
 * powerpc 64
 */
const (
	NSNAME = 8
	NSYM   = 50
	NREG   = 32 /* number of general registers */
	NFREG  = 32 /* number of floating point registers */
)

const (
	REG_R0 = obj.RBasePPC64 + iota
	REG_R1
	REG_R2
	REG_R3
	REG_R4
	REG_R5
	REG_R6
	REG_R7
	REG_R8
	REG_R9
	REG_R10
	REG_R11
	REG_R12
	REG_R13
	REG_R14
	REG_R15
	REG_R16
	REG_R17
	REG_R18
	REG_R19
	REG_R20
	REG_R21
	REG_R22
	REG_R23
	REG_R24
	REG_R25
	REG_R26
	REG_R27
	REG_R28
	REG_R29
	REG_R30
	REG_R31

	REG_F0
	REG_F1
	REG_F2
	REG_F3
	REG_F4
	REG_F5
	REG_F6
	REG_F7
	REG_F8
	REG_F9
	REG_F10
	REG_F11
	REG_F12
	REG_F13
	REG_F14
	REG_F15
	REG_F16
	REG_F17
	REG_F18
	REG_F19
	REG_F20
	REG_F21
	REG_F22
	REG_F23
	REG_F24
	REG_F25
	REG_F26
	REG_F27
	REG_F28
	REG_F29
	REG_F30
	REG_F31

	REG_CR0
	REG_CR1
	REG_CR2
	REG_CR3
	REG_CR4
	REG_CR5
	REG_CR6
	REG_CR7

	REG_MSR
	REG_FPSCR
	REG_CR

	REG_SPECIAL = REG_CR0

	REG_SPR0 = obj.RBasePPC64 + 1024 // first of 1024 registers
	REG_DCR0 = obj.RBasePPC64 + 2048 // first of 1024 registers

	REG_XER = REG_SPR0 + 1
	REG_LR  = REG_SPR0 + 8
	REG_CTR = REG_SPR0 + 9

	REGZERO  = REG_R0 /* set to zero */
	REGSP    = REG_R1
	REGSB    = REG_R2
	REGRET   = REG_R3
	REGARG   = -1      /* -1 disables passing the first argument in register */
	REGRT1   = REG_R3  /* reserved for runtime, duffzero and duffcopy */
	REGRT2   = REG_R4  /* reserved for runtime, duffcopy */
	REGMIN   = REG_R7  /* register variables allocated from here to REGMAX */
	REGCTXT  = REG_R11 /* context for closures */
	REGTLS   = REG_R13 /* C ABI TLS base pointer */
	REGMAX   = REG_R27
	REGEXT   = REG_R30 /* external registers allocated from here down */
	REGG     = REG_R30 /* G */
	REGTMP   = REG_R31 /* used by the linker */
	FREGRET  = REG_F0
	FREGMIN  = REG_F17 /* first register variable */
	FREGMAX  = REG_F26 /* last register variable for 9g only */
	FREGEXT  = REG_F26 /* first external register */
	FREGCVI  = REG_F27 /* floating conversion constant */
	FREGZERO = REG_F28 /* both float and double */
	FREGHALF = REG_F29 /* double */
	FREGONE  = REG_F30 /* double */
	FREGTWO  = REG_F31 /* double */
)

/*
 * GENERAL:
 *
 * compiler allocates R3 up as temps
 * compiler allocates register variables R7-R27
 * compiler allocates external registers R30 down
 *
 * compiler allocates register variables F17-F26
 * compiler allocates external registers F26 down
 */
const (
	BIG = 32768 - 8
)

const (
	/* mark flags */
	LABEL   = 1 << 0
	LEAF    = 1 << 1
	FLOAT   = 1 << 2
	BRANCH  = 1 << 3
	LOAD    = 1 << 4
	FCMP    = 1 << 5
	SYNC    = 1 << 6
	LIST    = 1 << 7
	FOLL    = 1 << 8
	NOSCHED = 1 << 9
)

// Bit settings from the CR

const (
	C_COND_LT = iota // 0 result is negative
	C_COND_GT        // 1 result is positive
	C_COND_EQ        // 2 result is zero
	C_COND_SO        // 3 summary overflow
)

const (
	C_NONE = iota
	C_REG
	C_FREG
	C_CREG
	C_SPR /* special processor register */
	C_ZCON
	C_SCON   /* 16 bit signed */
	C_UCON   /* 32 bit signed, low 16 bits 0 */
	C_ADDCON /* -0x8000 <= v < 0 */
	C_ANDCON /* 0 < v <= 0xFFFF */
	C_LCON   /* other 32 */
	C_DCON   /* other 64 (could subdivide further) */
	C_SACON  /* $n(REG) where n <= int16 */
	C_SECON
	C_LACON /* $n(REG) where int16 < n <= int32 */
	C_LECON
	C_DACON /* $n(REG) where int32 < n */
	C_SBRA
	C_LBRA
	C_LBRAPIC
	C_SAUTO
	C_LAUTO
	C_SEXT
	C_LEXT
	C_ZOREG
	C_SOREG
	C_LOREG
	C_FPSCR
	C_MSR
	C_XER
	C_LR
	C_CTR
	C_ANY
	C_GOK
	C_ADDR
	C_GOTADDR
	C_TLS_LE
	C_TLS_IE
	C_TEXTSIZE

	C_NCLASS /* must be the last */
)

const (
	AADD = obj.ABasePPC64 + obj.A_ARCHSPECIFIC + iota
	AADDCC
	AADDV
	AADDVCC
	AADDC
	AADDCCC
	AADDCV
	AADDCVCC
	AADDME
	AADDMECC
	AADDMEVCC
	AADDMEV
	AADDE
	AADDECC
	AADDEVCC
	AADDEV
	AADDZE
	AADDZECC
	AADDZEVCC
	AADDZEV
	AAND
	AANDCC
	AANDN
	AANDNCC
	ABC
	ABCL
	ABEQ
	ABGE
	ABGT
	ABLE
	ABLT
	ABNE
	ABVC
	ABVS
	ACMP
	ACMPU
	ACNTLZW
	ACNTLZWCC
	ACRAND
	ACRANDN
	ACREQV
	ACRNAND
	ACRNOR
	ACROR
	ACRORN
	ACRXOR
	ADIVW
	ADIVWCC
	ADIVWVCC
	ADIVWV
	ADIVWU
	ADIVWUCC
	ADIVWUVCC
	ADIVWUV
	AEQV
	AEQVCC
	AEXTSB
	AEXTSBCC
	AEXTSH
	AEXTSHCC
	AFABS
	AFABSCC
	AFADD
	AFADDCC
	AFADDS
	AFADDSCC
	AFCMPO
	AFCMPU
	AFCTIW
	AFCTIWCC
	AFCTIWZ
	AFCTIWZCC
	AFDIV
	AFDIVCC
	AFDIVS
	AFDIVSCC
	AFMADD
	AFMADDCC
	AFMADDS
	AFMADDSCC
	AFMOVD
	AFMOVDCC
	AFMOVDU
	AFMOVS
	AFMOVSU
	AFMSUB
	AFMSUBCC
	AFMSUBS
	AFMSUBSCC
	AFMUL
	AFMULCC
	AFMULS
	AFMULSCC
	AFNABS
	AFNABSCC
	AFNEG
	AFNEGCC
	AFNMADD
	AFNMADDCC
	AFNMADDS
	AFNMADDSCC
	AFNMSUB
	AFNMSUBCC
	AFNMSUBS
	AFNMSUBSCC
	AFRSP
	AFRSPCC
	AFSUB
	AFSUBCC
	AFSUBS
	AFSUBSCC
	AMOVMW
	ALBAR
	ALSW
	ALWAR
	ALWSYNC
	AMOVWBR
	AMOVB
	AMOVBU
	AMOVBZ
	AMOVBZU
	AMOVH
	AMOVHBR
	AMOVHU
	AMOVHZ
	AMOVHZU
	AMOVW
	AMOVWU
	AMOVFL
	AMOVCRFS
	AMTFSB0
	AMTFSB0CC
	AMTFSB1
	AMTFSB1CC
	AMULHW
	AMULHWCC
	AMULHWU
	AMULHWUCC
	AMULLW
	AMULLWCC
	AMULLWVCC
	AMULLWV
	ANAND
	ANANDCC
	ANEG
	ANEGCC
	ANEGVCC
	ANEGV
	ANOR
	ANORCC
	AOR
	AORCC
	AORN
	AORNCC
	AREM
	AREMCC
	AREMV
	AREMVCC
	AREMU
	AREMUCC
	AREMUV
	AREMUVCC
	ARFI
	ARLWMI
	ARLWMICC
	ARLWNM
	ARLWNMCC
	ASLW
	ASLWCC
	ASRW
	ASRAW
	ASRAWCC
	ASRWCC
	ASTBCCC
	ASTSW
	ASTWCCC
	ASUB
	ASUBCC
	ASUBVCC
	ASUBC
	ASUBCCC
	ASUBCV
	ASUBCVCC
	ASUBME
	ASUBMECC
	ASUBMEVCC
	ASUBMEV
	ASUBV
	ASUBE
	ASUBECC
	ASUBEV
	ASUBEVCC
	ASUBZE
	ASUBZECC
	ASUBZEVCC
	ASUBZEV
	ASYNC
	AXOR
	AXORCC

	ADCBF
	ADCBI
	ADCBST
	ADCBT
	ADCBTST
	ADCBZ
	AECIWX
	AECOWX
	AEIEIO
	AICBI
	AISYNC
	APTESYNC
	ATLBIE
	ATLBIEL
	ATLBSYNC
	ATW

	ASYSCALL
	AWORD

	ARFCI

	/* optional on 32-bit */
	AFRES
	AFRESCC
	AFRSQRTE
	AFRSQRTECC
	AFSEL
	AFSELCC
	AFSQRT
	AFSQRTCC
	AFSQRTS
	AFSQRTSCC

	/* 64-bit */

	ACNTLZD
	ACNTLZDCC
	ACMPW /* CMP with L=0 */
	ACMPWU
	ADIVD
	ADIVDCC
	ADIVDVCC
	ADIVDV
	ADIVDU
	ADIVDUCC
	ADIVDUVCC
	ADIVDUV
	AEXTSW
	AEXTSWCC
	/* AFCFIW; AFCFIWCC */
	AFCFID
	AFCFIDCC
	AFCFIDU
	AFCFIDUCC
	AFCTID
	AFCTIDCC
	AFCTIDZ
	AFCTIDZCC
	ALDAR
	AMOVD
	AMOVDU
	AMOVWZ
	AMOVWZU
	AMULHD
	AMULHDCC
	AMULHDU
	AMULHDUCC
	AMULLD
	AMULLDCC
	AMULLDVCC
	AMULLDV
	ARFID
	ARLDMI
	ARLDMICC
	ARLDC
	ARLDCCC
	ARLDCR
	ARLDCRCC
	ARLDCL
	ARLDCLCC
	ASLBIA
	ASLBIE
	ASLBMFEE
	ASLBMFEV
	ASLBMTE
	ASLD
	ASLDCC
	ASRD
	ASRAD
	ASRADCC
	ASRDCC
	ASTDCCC
	ATD

	/* 64-bit pseudo operation */
	ADWORD
	AREMD
	AREMDCC
	AREMDV
	AREMDVCC
	AREMDU
	AREMDUCC
	AREMDUV
	AREMDUVCC

	/* more 64-bit operations */
	AHRFID

	ALAST

	// aliases
	ABR = obj.AJMP
	ABL = obj.ACALL
)