package arch

import (
	"cmd/internal/obj"
	"cmd/internal/obj/loong64"
	"errors"
	"fmt"
)

func jumpLoong64(word string) bool {
	switch word {
	case "BEQ", "BFPF", "BFPT", "BLTZ", "BGEZ", "BLEZ", "BGTZ", "BLT", "BLTU", "JIRL", "BNE", "BGE", "BGEU", "JMP", "JAL", "CALL":
		return true
	}
	return false
}

// IsLoong64RDTIME reports whether the op (as defined by an loong64.A*

	BNE	0(PC)                  // a7740000
	BEQ	0(PC)                  // a7840000
	BLT	0(PC)                  // a7440000
	BLE	0(PC)                  // a7c40000
	BGT	0(PC)                  // a7240000
	BGE	0(PC)                  // a7a40000
	BLTU	0(PC)                  // a7540000
	BLEU	0(PC)                  // a7d40000

	BRCT	R1, 0(PC)              // a7160000
	BRCTG	R2, 0(PC)              // a7270000

	"BHS":   true,
	"BCC":   true,
	"BLO":   true,
	"BMI":   true,
	"BPL":   true,
	"BVS":   true,
	"BVC":   true,
	"BHI":   true,
	"BLS":   true,
	"BGE":   true,
	"BLT":   true,
	"BGT":   true,
	"BLE":   true,
	"CALL":  true,
	"CBZ":   true,
	"CBZW":  true,
	"CBNZ":  true,
	"CBNZW": true,
	"JMP":   true,
	"TBNZ":  true,
	"TBZ":   true,

	// ADR isn't really a jump, but it takes a PC or label reference,

	BGT 4(PC)                       // 41810010
	BGT CR3,4(PC)                   // 418d0010
	BGT CR6, LR                     // 4d990020
	BLE 0(PC)                       // 40810000
	BLE CR4,0(PC)                   // 40910000
	BLE CR6, LR                     // 4c990020
	BLT 0(PC)                       // 41800000
	BLT CR5,0(PC)                   // 41940000
	BNE 0(PC)                       // 40820000

	"BHS":  true,
	"BCC":  true,
	"BLO":  true,
	"BMI":  true,
	"BPL":  true,
	"BVS":  true,
	"BVC":  true,
	"BHI":  true,
	"BLS":  true,
	"BGE":  true,
	"BLT":  true,
	"BGT":  true,
	"BLE":  true,
	"CALL": true,
	"JMP":  true,
}

func jumpArm(word string) bool {
	return armJump[word]
}

// IsARMCMP reports whether the op (as defined by an arm.A* constant) is

	BHI	6(PC)  // BHI 6(PC)    // 0400008a
	BLS	5(PC)  // BLS 5(PC)    // 0300009a
	BGE	4(PC)  // BGE 4(PC)    // 020000aa
	BLT	3(PC)  // BLT 3(PC)    // 010000ba
	BGT	2(PC)  // BGT 2(PC)    // 000000ca
	BLE	1(PC)  // BLE 1(PC)    // ffffffda
	ADD	$0, R0, R0
	B	-1(PC) // JMP -1(PC)   // fdffffea
	B	-2(PC) // JMP -2(PC)   // fcffffea
	B	-3(PC) // JMP -3(PC)   // fbffffea
	B	-4(PC) // JMP -4(PC)   // faffffea

	BEQZ	X5, 2(PC)				// 63840200
	BGEZ	X5, 2(PC)				// 63d40200
	BGT	X5, X6, 2(PC)				// 63445300
	BGTU	X5, X6, 2(PC)				// 63645300
	BGTZ	X5, 2(PC)				// 63445000
	BLE	X5, X6, 2(PC)				// 63545300
	BLEU	X5, X6, 2(PC)				// 63745300
	BLEZ	X5, 2(PC)				// 63545000
	BLTZ	X5, 2(PC)				// 63c40200
	BNEZ	X5, 2(PC)				// 63940200

	// Set pseudo-instructions
	SEQZ	X15, X15				// 93b71700

with one finger for the rest of the day; and this was of very
little use, as it left no mark on the slate.

  `Herald, read the accusation!' said the King.

  On this the White Rabbit blew three blasts on the trumpet, and
then unrolled the parchment scroll, and read as follows:--

    `The Queen of Hearts, she made some tarts,
          All on a summer day:

with one finger for the rest of the day; and this was of very
little use, as it left no mark on the slate.

  `Herald, read the accusation!' said the King.

  On this the White Rabbit blew three blasts on the trumpet, and
then unrolled the parchment scroll, and read as follows:--

    `The Queen of Hearts, she made some tarts,
          All on a summer day:

c,0BAIG,yBA8gB8B,SAAUxC,GAAO,IACtEK,EADsEuW,EAAAhX,KAEpE1D,EAAWT,EAAKO,uBAAuB4D,MAEzC1D,IACFmE,EAASvE,SAASQ,cAAcJ,IAGlC,IAAM0B,EAASlB,UAAE2D,GAAQ+B,KAAKzB,IAC5B,SACKjE,eAAE2D,GAAQ+B,OACV1F,UAAEkD,MAAMwC,QAGM,MAAjBxC,KAAKsE,SAAoC,SAAjBtE,KAAKsE,SAC/BlE,EAAMuC,iBAGR,IAAMqL,EAAUlR,UAAE2D,GAAQP,IAAI0R,IAAY,SAAAlC,GACpCA,EAAUnO,sBAKdyM,EAAQ9N,IAAIoO,IAAc,WACpBxR,UAAEka,GAAMtW,GAAG,aACbsW,EAAKlT,cAKXsO,GAAM/P,iBAAiB/D,KAAKxB,UAAE2D,GAASzC,EAAQgC,SAOjDlD,UAAE6C,GAAF,MAAayS,GAAM/P,iBACnBvF,UAAE6C,GAAF,M...