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Editing: operand_test.go

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package asm

import (
	"internal/buildcfg"
	"strings"
	"testing"

"cmd/asm/internal/arch"
	"cmd/asm/internal/lex"
	"cmd/internal/obj"
)

// A simple in-out test: Do we print what we parse?

func setArch(goarch string) (*arch.Arch, *obj.Link) {
	buildcfg.GOOS = "linux" // obj can handle this OS for all architectures.
	buildcfg.GOARCH = goarch
	architecture := arch.Set(goarch, false)
	if architecture == nil {
		panic("asm: unrecognized architecture " + goarch)
	}
	ctxt := obj.Linknew(architecture.LinkArch)
	ctxt.Pkgpath = "pkg"
	return architecture, ctxt
}

func newParser(goarch string) *Parser {
	architecture, ctxt := setArch(goarch)
	return NewParser(ctxt, architecture, nil)
}

// tryParse executes parse func in panicOnError=true context.
// parse is expected to call any parsing methods that may panic.
// Returns error gathered from recover; nil if no parse errors occurred.
//
// For unexpected panics, calls t.Fatal.
func tryParse(t *testing.T, parse func()) (err error) {
	panicOnError = true
	defer func() {
		panicOnError = false

e := recover()
		var ok bool
		if err, ok = e.(error); e != nil && !ok {
			t.Fatal(e)
		}
	}()

parse()

return nil
}

func testBadOperandParser(t *testing.T, parser *Parser, tests []badOperandTest) {
	for _, test := range tests {
		err := tryParse(t, func() {
			parser.start(lex.Tokenize(test.input))
			addr := obj.Addr{}
			parser.operand(&addr)
		})

switch {
		case err == nil:
			t.Errorf("fail at %s: got no errors; expected %s\n", test.input, test.error)
		case !strings.Contains(err.Error(), test.error):
			t.Errorf("fail at %s: got %s; expected %s", test.input, err, test.error)
		}
	}
}

func testOperandParser(t *testing.T, parser *Parser, tests []operandTest) {
	for _, test := range tests {
		parser.start(lex.Tokenize(test.input))
		addr := obj.Addr{}
		parser.operand(&addr)
		var result string
		if parser.allowABI {
			result = obj.DconvWithABIDetail(&emptyProg, &addr)
		} else {
			result = obj.Dconv(&emptyProg, &addr)
		}
		if result != test.output {
			t.Errorf("fail at %s: got %s; expected %s\n", test.input, result, test.output)
		}
	}
}

func TestAMD64OperandParser(t *testing.T) {
	parser := newParser("amd64")
	testOperandParser(t, parser, amd64OperandTests)
	testBadOperandParser(t, parser, amd64BadOperandTests)
	parser.allowABI = true
	testOperandParser(t, parser, amd64RuntimeOperandTests)
	testBadOperandParser(t, parser, amd64BadOperandRuntimeTests)
}

func Test386OperandParser(t *testing.T) {
	parser := newParser("386")
	testOperandParser(t, parser, x86OperandTests)
}

func TestARMOperandParser(t *testing.T) {
	parser := newParser("arm")
	testOperandParser(t, parser, armOperandTests)
}
func TestARM64OperandParser(t *testing.T) {
	parser := newParser("arm64")
	testOperandParser(t, parser, arm64OperandTests)
}

func TestPPC64OperandParser(t *testing.T) {
	parser := newParser("ppc64")
	testOperandParser(t, parser, ppc64OperandTests)
}

func TestMIPSOperandParser(t *testing.T) {
	parser := newParser("mips")
	testOperandParser(t, parser, mipsOperandTests)
}

func TestMIPS64OperandParser(t *testing.T) {
	parser := newParser("mips64")
	testOperandParser(t, parser, mips64OperandTests)
}

func TestLOONG64OperandParser(t *testing.T) {
	parser := newParser("loong64")
	testOperandParser(t, parser, loong64OperandTests)
}

func TestS390XOperandParser(t *testing.T) {
	parser := newParser("s390x")
	testOperandParser(t, parser, s390xOperandTests)
}

func TestFuncAddress(t *testing.T) {
	type subtest struct {
		arch  string
		tests []operandTest
	}
	for _, sub := range []subtest{
		{"amd64", amd64OperandTests},
		{"386", x86OperandTests},
		{"arm", armOperandTests},
		{"arm64", arm64OperandTests},
		{"ppc64", ppc64OperandTests},
		{"mips", mipsOperandTests},
		{"mips64", mips64OperandTests},
		{"loong64", loong64OperandTests},
		{"s390x", s390xOperandTests},
	} {
		t.Run(sub.arch, func(t *testing.T) {
			parser := newParser(sub.arch)
			for _, test := range sub.tests {
				parser.start(lex.Tokenize(test.input))
				name, _, ok := parser.funcAddress()

isFuncSym := strings.HasSuffix(test.input, "(SB)") &&
					// Ignore static symbols.
					!strings.Contains(test.input, "<>")

wantName := ""
				if isFuncSym {
					// Strip $|* and (SB) and +Int.
					wantName = test.output[:len(test.output)-4]
					if strings.HasPrefix(wantName, "$") || strings.HasPrefix(wantName, "*") {
						wantName = wantName[1:]
					}
					if i := strings.Index(wantName, "+"); i >= 0 {
						wantName = wantName[:i]
					}
				}
				if ok != isFuncSym || name != wantName {
					t.Errorf("fail at %s as function address: got %s, %v; expected %s, %v", test.input, name, ok, wantName, isFuncSym)
				}
			}
		})
	}
}

type operandTest struct {
	input, output string
}

type badOperandTest struct {
	input, error string
}

// Examples collected by scanning all the assembly in the standard repo.

var amd64OperandTests = []operandTest{
	{"$(-1.0)", "$(-1.0)"},
	{"$(0.0)", "$(0.0)"},
	{"$(0x2000000+116)", "$33554548"},
	{"$(0x3F<<7)", "$8064"},
	{"$(112+8)", "$120"},
	{"$(1<<63)", "$-9223372036854775808"},
	{"$-1", "$-1"},
	{"$0", "$0"},
	{"$0-0", "$0"},
	{"$0-16", "$-16"},
	{"$0x000FFFFFFFFFFFFF", "$4503599627370495"},
	{"$0x01", "$1"},
	{"$0x02", "$2"},
	{"$0x04", "$4"},
	{"$0x3FE", "$1022"},
	{"$0x7fffffe00000", "$140737486258176"},
	{"$0xfffffffffffff001", "$-4095"},
	{"$1", "$1"},
	{"$1.0", "$(1.0)"},
	{"$10", "$10"},
	{"$1000", "$1000"},
	{"$1000000", "$1000000"},
	{"$1000000000", "$1000000000"},
	{"$__tsan_func_enter(SB)", "$__tsan_func_enter(SB)"},
	{"$main(SB)", "$main(SB)"},
	{"$masks<>(SB)", "$masks<>(SB)"},
	{"$setg_gcc<>(SB)", "$setg_gcc<>(SB)"},
	{"$shifts<>(SB)", "$shifts<>(SB)"},
	{"$~(1<<63)", "$9223372036854775807"},
	{"$~0x3F", "$-64"},
	{"$~15", "$-16"},
	{"(((8)&0xf)*4)(SP)", "32(SP)"},
	{"(((8-14)&0xf)*4)(SP)", "40(SP)"},
	{"(6+8)(AX)", "14(AX)"},
	{"(8*4)(BP)", "32(BP)"},
	{"(AX)", "(AX)"},
	{"(AX)(CX*8)", "(AX)(CX*8)"},
	{"(BP)(CX*4)", "(BP)(CX*4)"},
	{"(BP)(DX*4)", "(BP)(DX*4)"},
	{"(BP)(R8*4)", "(BP)(R8*4)"},
	{"(BX)", "(BX)"},
	{"(DI)", "(DI)"},
	{"(DI)(BX*1)", "(DI)(BX*1)"},
	{"(DX)", "(DX)"},
	{"(R9)", "(R9)"},
	{"(R9)(BX*8)", "(R9)(BX*8)"},
	{"(SI)", "(SI)"},
	{"(SI)(BX*1)", "(SI)(BX*1)"},
	{"(SI)(DX*1)", "(SI)(DX*1)"},
	{"(SP)", "(SP)"},
	{"(SP)(AX*4)", "(SP)(AX*4)"},
	{"32(SP)(BX*2)", "32(SP)(BX*2)"},
	{"32323(SP)(R8*4)", "32323(SP)(R8*4)"},
	{"+3(PC)", "3(PC)"},
	{"-1(DI)(BX*1)", "-1(DI)(BX*1)"},
	{"-3(PC)", "-3(PC)"},
	{"-64(SI)(BX*1)", "-64(SI)(BX*1)"},
	{"-96(SI)(BX*1)", "-96(SI)(BX*1)"},
	{"AL", "AL"},
	{"AX", "AX"},
	{"BP", "BP"},
	{"BX", "BX"},
	{"CX", "CX"},
	{"DI", "DI"},
	{"DX", "DX"},
	{"R10", "R10"},
	{"R10", "R10"},
	{"R11", "R11"},
	{"R12", "R12"},
	{"R13", "R13"},
	{"R14", "R14"},
	{"R15", "R15"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"g", "R14"},
	{"SI", "SI"},
	{"SP", "SP"},
	{"X0", "X0"},
	{"X1", "X1"},
	{"X10", "X10"},
	{"X11", "X11"},
	{"X12", "X12"},
	{"X13", "X13"},
	{"X14", "X14"},
	{"X15", "X15"},
	{"X2", "X2"},
	{"X3", "X3"},
	{"X4", "X4"},
	{"X5", "X5"},
	{"X6", "X6"},
	{"X7", "X7"},
	{"X8", "X8"},
	{"X9", "X9"},
	{"_expand_key_128<>(SB)", "_expand_key_128<>(SB)"},
	{"_seek<>(SB)", "_seek<>(SB)"},
	{"a2+16(FP)", "a2+16(FP)"},
	{"addr2+24(FP)", "addr2+24(FP)"},
	{"asmcgocall<>(SB)", "asmcgocall<>(SB)"},
	{"b+24(FP)", "b+24(FP)"},
	{"b_len+32(FP)", "b_len+32(FP)"},
	{"racecall<>(SB)", "racecall<>(SB)"},
	{"rcv_name+20(FP)", "rcv_name+20(FP)"},
	{"retoffset+28(FP)", "retoffset+28(FP)"},
	{"runtime·_GetStdHandle(SB)", "runtime._GetStdHandle(SB)"},
	{"sync\u2215atomic·AddInt64(SB)", "sync/atomic.AddInt64(SB)"},
	{"timeout+20(FP)", "timeout+20(FP)"},
	{"ts+16(FP)", "ts+16(FP)"},
	{"x+24(FP)", "x+24(FP)"},
	{"x·y(SB)", "x.y(SB)"},
	{"x·y(SP)", "x.y(SP)"},
	{"x·y+8(SB)", "x.y+8(SB)"},
	{"x·y+8(SP)", "x.y+8(SP)"},
	{"y+56(FP)", "y+56(FP)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·callReflect(SB)", "pkg.callReflect(SB)"},
	{"[X0-X0]", "[X0-X0]"},
	{"[ Z9 - Z12 ]", "[Z9-Z12]"},
	{"[X0-AX]", "[X0-AX]"},
	{"[AX-X0]", "[AX-X0]"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var amd64RuntimeOperandTests = []operandTest{
	{"$bar<ABI0>(SB)", "$bar<ABI0>(SB)"},
	{"$foo<ABIInternal>(SB)", "$foo<ABIInternal>(SB)"},
}

var amd64BadOperandTests = []badOperandTest{
	{"[", "register list: expected ']', found EOF"},
	{"[4", "register list: bad low register in `[4`"},
	{"[]", "register list: bad low register in `[]`"},
	{"[f-x]", "register list: bad low register in `[f`"},
	{"[r10-r13]", "register list: bad low register in `[r10`"},
	{"[k3-k6]", "register list: bad low register in `[k3`"},
	{"[X0]", "register list: expected '-' after `[X0`, found ']'"},
	{"[X0-]", "register list: bad high register in `[X0-]`"},
	{"[X0-x]", "register list: bad high register in `[X0-x`"},
	{"[X0-X1-X2]", "register list: expected ']' after `[X0-X1`, found '-'"},
	{"[X0,X3]", "register list: expected '-' after `[X0`, found ','"},
	{"[X0,X1,X2,X3]", "register list: expected '-' after `[X0`, found ','"},
	{"$foo<ABI0>", "ABI selector only permitted when compiling runtime, reference was to \"foo\""},
}

var amd64BadOperandRuntimeTests = []badOperandTest{
	{"$foo<bletch>", "malformed ABI selector \"bletch\" in reference to \"foo\""},
}

var x86OperandTests = []operandTest{
	{"$(2.928932188134524e-01)", "$(0.29289321881345243)"},
	{"$-1", "$-1"},
	{"$0", "$0"},
	{"$0x00000000", "$0"},
	{"$runtime·badmcall(SB)", "$runtime.badmcall(SB)"},
	{"$setg_gcc<>(SB)", "$setg_gcc<>(SB)"},
	{"$~15", "$-16"},
	{"(-64*1024+104)(SP)", "-65432(SP)"},
	{"(0*4)(BP)", "(BP)"},
	{"(1*4)(DI)", "4(DI)"},
	{"(4*4)(BP)", "16(BP)"},
	{"(AX)", "(AX)"},
	{"(BP)(CX*4)", "(BP)(CX*4)"},
	{"(BP*8)", "0(BP*8)"},
	{"(BX)", "(BX)"},
	{"(SP)", "(SP)"},
	{"*AX", "AX"}, // TODO: Should make * illegal here; a simple alias for JMP AX.
	{"*runtime·_GetStdHandle(SB)", "*runtime._GetStdHandle(SB)"},
	{"-(4+12)(DI)", "-16(DI)"},
	{"-1(DI)(BX*1)", "-1(DI)(BX*1)"},
	{"-96(DI)(BX*1)", "-96(DI)(BX*1)"},
	{"0(AX)", "(AX)"},
	{"0(BP)", "(BP)"},
	{"0(BX)", "(BX)"},
	{"4(AX)", "4(AX)"},
	{"AL", "AL"},
	{"AX", "AX"},
	{"BP", "BP"},
	{"BX", "BX"},
	{"CX", "CX"},
	{"DI", "DI"},
	{"DX", "DX"},
	{"F0", "F0"},
	{"GS", "GS"},
	{"SI", "SI"},
	{"SP", "SP"},
	{"X0", "X0"},
	{"X1", "X1"},
	{"X2", "X2"},
	{"X3", "X3"},
	{"X4", "X4"},
	{"X5", "X5"},
	{"X6", "X6"},
	{"X7", "X7"},
	{"asmcgocall<>(SB)", "asmcgocall<>(SB)"},
	{"ax+4(FP)", "ax+4(FP)"},
	{"ptime-12(SP)", "ptime-12(SP)"},
	{"runtime·_NtWaitForSingleObject(SB)", "runtime._NtWaitForSingleObject(SB)"},
	{"s(FP)", "s(FP)"},
	{"sec+4(FP)", "sec+4(FP)"},
	{"shifts<>(SB)(CX*8)", "shifts<>(SB)(CX*8)"},
	{"x+4(FP)", "x+4(FP)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·reflectcall(SB)", "pkg.reflectcall(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var armOperandTests = []operandTest{
	{"$0", "$0"},
	{"$256", "$256"},
	{"(R0)", "(R0)"},
	{"(R11)", "(R11)"},
	{"(g)", "(g)"},
	{"-12(R4)", "-12(R4)"},
	{"0(PC)", "0(PC)"},
	{"1024", "1024"},
	{"12(R(1))", "12(R1)"},
	{"12(R13)", "12(R13)"},
	{"R0", "R0"},
	{"R0->(32-1)", "R0->31"},
	{"R0<<R1", "R0<<R1"},
	{"R0>>R(1)", "R0>>R1"},
	{"R0@>(32-1)", "R0@>31"},
	{"R1", "R1"},
	{"R11", "R11"},
	{"R12", "R12"},
	{"R13", "R13"},
	{"R14", "R14"},
	{"R15", "R15"},
	{"R1<<2(R3)", "R1<<2(R3)"},
	{"R(1)<<2(R(3))", "R1<<2(R3)"},
	{"R2", "R2"},
	{"R3", "R3"},
	{"R4", "R4"},
	{"R(4)", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"[R0,R1,g,R15]", "[R0,R1,g,R15]"},
	{"[R0-R7]", "[R0,R1,R2,R3,R4,R5,R6,R7]"},
	{"[R(0)-R(7)]", "[R0,R1,R2,R3,R4,R5,R6,R7]"},
	{"[R0]", "[R0]"},
	{"[R1-R12]", "[R1,R2,R3,R4,R5,R6,R7,R8,R9,g,R11,R12]"},
	{"armCAS64(SB)", "armCAS64(SB)"},
	{"asmcgocall<>(SB)", "asmcgocall<>(SB)"},
	{"c+28(FP)", "c+28(FP)"},
	{"g", "g"},
	{"gosave<>(SB)", "gosave<>(SB)"},
	{"retlo+12(FP)", "retlo+12(FP)"},
	{"runtime·gogo(SB)", "runtime.gogo(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"(R1, R3)", "(R1, R3)"},
	{"[R0,R1,g,R15", ""}, // Issue 11764 - asm hung parsing ']' missing register lists.
	{"[):[o-FP", ""},     // Issue 12469 - there was no infinite loop for ARM; these are just sanity checks.
	{"[):[R0-FP", ""},
	{"(", ""}, // Issue 12466 - backed up before beginning of line.
}

var ppc64OperandTests = []operandTest{
	{"$((1<<63)-1)", "$9223372036854775807"},
	{"$(-64*1024)", "$-65536"},
	{"$(1024 * 8)", "$8192"},
	{"$-1", "$-1"},
	{"$-24(R4)", "$-24(R4)"},
	{"$0", "$0"},
	{"$0(R1)", "$(R1)"},
	{"$0.5", "$(0.5)"},
	{"$0x7000", "$28672"},
	{"$0x88888eef", "$2290650863"},
	{"$1", "$1"},
	{"$_main<>(SB)", "$_main<>(SB)"},
	{"$argframe(FP)", "$argframe(FP)"},
	{"$runtime·tlsg(SB)", "$runtime.tlsg(SB)"},
	{"$~3", "$-4"},
	{"(-288-3*8)(R1)", "-312(R1)"},
	{"(16)(R7)", "16(R7)"},
	{"(8)(g)", "8(g)"},
	{"(CTR)", "(CTR)"},
	{"(R0)", "(R0)"},
	{"(R3)", "(R3)"},
	{"(R4)", "(R4)"},
	{"(R5)", "(R5)"},
	{"(R5)(R6*1)", "(R5)(R6*1)"},
	{"(R5+R6)", "(R5)(R6)"},
	{"-1(R4)", "-1(R4)"},
	{"-1(R5)", "-1(R5)"},
	{"6(PC)", "6(PC)"},
	{"CR7", "CR7"},
	{"CTR", "CTR"},
	{"VS0", "VS0"},
	{"VS1", "VS1"},
	{"VS2", "VS2"},
	{"VS3", "VS3"},
	{"VS4", "VS4"},
	{"VS5", "VS5"},
	{"VS6", "VS6"},
	{"VS7", "VS7"},
	{"VS8", "VS8"},
	{"VS9", "VS9"},
	{"VS10", "VS10"},
	{"VS11", "VS11"},
	{"VS12", "VS12"},
	{"VS13", "VS13"},
	{"VS14", "VS14"},
	{"VS15", "VS15"},
	{"VS16", "VS16"},
	{"VS17", "VS17"},
	{"VS18", "VS18"},
	{"VS19", "VS19"},
	{"VS20", "VS20"},
	{"VS21", "VS21"},
	{"VS22", "VS22"},
	{"VS23", "VS23"},
	{"VS24", "VS24"},
	{"VS25", "VS25"},
	{"VS26", "VS26"},
	{"VS27", "VS27"},
	{"VS28", "VS28"},
	{"VS29", "VS29"},
	{"VS30", "VS30"},
	{"VS31", "VS31"},
	{"VS32", "VS32"},
	{"VS33", "VS33"},
	{"VS34", "VS34"},
	{"VS35", "VS35"},
	{"VS36", "VS36"},
	{"VS37", "VS37"},
	{"VS38", "VS38"},
	{"VS39", "VS39"},
	{"VS40", "VS40"},
	{"VS41", "VS41"},
	{"VS42", "VS42"},
	{"VS43", "VS43"},
	{"VS44", "VS44"},
	{"VS45", "VS45"},
	{"VS46", "VS46"},
	{"VS47", "VS47"},
	{"VS48", "VS48"},
	{"VS49", "VS49"},
	{"VS50", "VS50"},
	{"VS51", "VS51"},
	{"VS52", "VS52"},
	{"VS53", "VS53"},
	{"VS54", "VS54"},
	{"VS55", "VS55"},
	{"VS56", "VS56"},
	{"VS57", "VS57"},
	{"VS58", "VS58"},
	{"VS59", "VS59"},
	{"VS60", "VS60"},
	{"VS61", "VS61"},
	{"VS62", "VS62"},
	{"VS63", "VS63"},
	{"V0", "V0"},
	{"V1", "V1"},
	{"V2", "V2"},
	{"V3", "V3"},
	{"V4", "V4"},
	{"V5", "V5"},
	{"V6", "V6"},
	{"V7", "V7"},
	{"V8", "V8"},
	{"V9", "V9"},
	{"V10", "V10"},
	{"V11", "V11"},
	{"V12", "V12"},
	{"V13", "V13"},
	{"V14", "V14"},
	{"V15", "V15"},
	{"V16", "V16"},
	{"V17", "V17"},
	{"V18", "V18"},
	{"V19", "V19"},
	{"V20", "V20"},
	{"V21", "V21"},
	{"V22", "V22"},
	{"V23", "V23"},
	{"V24", "V24"},
	{"V25", "V25"},
	{"V26", "V26"},
	{"V27", "V27"},
	{"V28", "V28"},
	{"V29", "V29"},
	{"V30", "V30"},
	{"V31", "V31"},
	{"F14", "F14"},
	{"F15", "F15"},
	{"F16", "F16"},
	{"F17", "F17"},
	{"F18", "F18"},
	{"F19", "F19"},
	{"F20", "F20"},
	{"F21", "F21"},
	{"F22", "F22"},
	{"F23", "F23"},
	{"F24", "F24"},
	{"F25", "F25"},
	{"F26", "F26"},
	{"F27", "F27"},
	{"F28", "F28"},
	{"F29", "F29"},
	{"F30", "F30"},
	{"F31", "F31"},
	{"LR", "LR"},
	{"R0", "R0"},
	{"R1", "R1"},
	{"R11", "R11"},
	{"R12", "R12"},
	{"R13", "R13"},
	{"R14", "R14"},
	{"R15", "R15"},
	{"R16", "R16"},
	{"R17", "R17"},
	{"R18", "R18"},
	{"R19", "R19"},
	{"R2", "R2"},
	{"R20", "R20"},
	{"R21", "R21"},
	{"R22", "R22"},
	{"R23", "R23"},
	{"R24", "R24"},
	{"R25", "R25"},
	{"R26", "R26"},
	{"R27", "R27"},
	{"R28", "R28"},
	{"R29", "R29"},
	{"R3", "R3"},
	{"R31", "R31"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"SPR(269)", "SPR(269)"},
	{"a(FP)", "a(FP)"},
	{"g", "g"},
	{"ret+8(FP)", "ret+8(FP)"},
	{"runtime·abort(SB)", "runtime.abort(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·trunc(SB)", "pkg.trunc(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var arm64OperandTests = []operandTest{
	{"$0", "$0"},
	{"$0.5", "$(0.5)"},
	{"0(R26)", "(R26)"},
	{"0(RSP)", "(RSP)"},
	{"$1", "$1"},
	{"$-1", "$-1"},
	{"$1000", "$1000"},
	{"$1000000000", "$1000000000"},
	{"$0x7fff3c000", "$34358935552"},
	{"$1234", "$1234"},
	{"$~15", "$-16"},
	{"$16", "$16"},
	{"-16(RSP)", "-16(RSP)"},
	{"16(RSP)", "16(RSP)"},
	{"1(R1)", "1(R1)"},
	{"-1(R4)", "-1(R4)"},
	{"18740(R5)", "18740(R5)"},
	{"$2", "$2"},
	{"$-24(R4)", "$-24(R4)"},
	{"-24(RSP)", "-24(RSP)"},
	{"$24(RSP)", "$24(RSP)"},
	{"-32(RSP)", "-32(RSP)"},
	{"$48", "$48"},
	{"$(-64*1024)(R7)", "$-65536(R7)"},
	{"$(8-1)", "$7"},
	{"a+0(FP)", "a(FP)"},
	{"a1+8(FP)", "a1+8(FP)"},
	{"·AddInt32(SB)", `pkg.AddInt32(SB)`},
	{"runtime·divWVW(SB)", "runtime.divWVW(SB)"},
	{"$argframe+0(FP)", "$argframe(FP)"},
	{"$asmcgocall<>(SB)", "$asmcgocall<>(SB)"},
	{"EQ", "EQ"},
	{"F29", "F29"},
	{"F3", "F3"},
	{"F30", "F30"},
	{"g", "g"},
	{"LR", "R30"},
	{"(LR)", "(R30)"},
	{"R0", "R0"},
	{"R10", "R10"},
	{"R11", "R11"},
	{"R18_PLATFORM", "R18"},
	{"$4503601774854144.0", "$(4503601774854144.0)"},
	{"$runtime·badsystemstack(SB)", "$runtime.badsystemstack(SB)"},
	{"ZR", "ZR"},
	{"(ZR)", "(ZR)"},
	{"(R29, RSP)", "(R29, RSP)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var mips64OperandTests = []operandTest{
	{"$((1<<63)-1)", "$9223372036854775807"},
	{"$(-64*1024)", "$-65536"},
	{"$(1024 * 8)", "$8192"},
	{"$-1", "$-1"},
	{"$-24(R4)", "$-24(R4)"},
	{"$0", "$0"},
	{"$0(R1)", "$(R1)"},
	{"$0.5", "$(0.5)"},
	{"$0x7000", "$28672"},
	{"$0x88888eef", "$2290650863"},
	{"$1", "$1"},
	{"$_main<>(SB)", "$_main<>(SB)"},
	{"$argframe(FP)", "$argframe(FP)"},
	{"$~3", "$-4"},
	{"(-288-3*8)(R1)", "-312(R1)"},
	{"(16)(R7)", "16(R7)"},
	{"(8)(g)", "8(g)"},
	{"(R0)", "(R0)"},
	{"(R3)", "(R3)"},
	{"(R4)", "(R4)"},
	{"(R5)", "(R5)"},
	{"-1(R4)", "-1(R4)"},
	{"-1(R5)", "-1(R5)"},
	{"6(PC)", "6(PC)"},
	{"F14", "F14"},
	{"F15", "F15"},
	{"F16", "F16"},
	{"F17", "F17"},
	{"F18", "F18"},
	{"F19", "F19"},
	{"F20", "F20"},
	{"F21", "F21"},
	{"F22", "F22"},
	{"F23", "F23"},
	{"F24", "F24"},
	{"F25", "F25"},
	{"F26", "F26"},
	{"F27", "F27"},
	{"F28", "F28"},
	{"F29", "F29"},
	{"F30", "F30"},
	{"F31", "F31"},
	{"R0", "R0"},
	{"R1", "R1"},
	{"R11", "R11"},
	{"R12", "R12"},
	{"R13", "R13"},
	{"R14", "R14"},
	{"R15", "R15"},
	{"R16", "R16"},
	{"R17", "R17"},
	{"R18", "R18"},
	{"R19", "R19"},
	{"R2", "R2"},
	{"R20", "R20"},
	{"R21", "R21"},
	{"R22", "R22"},
	{"R23", "R23"},
	{"R24", "R24"},
	{"R25", "R25"},
	{"R26", "R26"},
	{"R27", "R27"},
	{"R29", "R29"},
	{"R3", "R3"},
	{"R31", "R31"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"LO", "LO"},
	{"a(FP)", "a(FP)"},
	{"g", "g"},
	{"RSB", "R28"},
	{"ret+8(FP)", "ret+8(FP)"},
	{"runtime·abort(SB)", "runtime.abort(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·trunc(SB)", "pkg.trunc(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var mipsOperandTests = []operandTest{
	{"$((1<<63)-1)", "$9223372036854775807"},
	{"$(-64*1024)", "$-65536"},
	{"$(1024 * 8)", "$8192"},
	{"$-1", "$-1"},
	{"$-24(R4)", "$-24(R4)"},
	{"$0", "$0"},
	{"$0(R1)", "$(R1)"},
	{"$0.5", "$(0.5)"},
	{"$0x7000", "$28672"},
	{"$0x88888eef", "$2290650863"},
	{"$1", "$1"},
	{"$_main<>(SB)", "$_main<>(SB)"},
	{"$argframe(FP)", "$argframe(FP)"},
	{"$~3", "$-4"},
	{"(-288-3*8)(R1)", "-312(R1)"},
	{"(16)(R7)", "16(R7)"},
	{"(8)(g)", "8(g)"},
	{"(R0)", "(R0)"},
	{"(R3)", "(R3)"},
	{"(R4)", "(R4)"},
	{"(R5)", "(R5)"},
	{"-1(R4)", "-1(R4)"},
	{"-1(R5)", "-1(R5)"},
	{"6(PC)", "6(PC)"},
	{"F14", "F14"},
	{"F15", "F15"},
	{"F16", "F16"},
	{"F17", "F17"},
	{"F18", "F18"},
	{"F19", "F19"},
	{"F20", "F20"},
	{"F21", "F21"},
	{"F22", "F22"},
	{"F23", "F23"},
	{"F24", "F24"},
	{"F25", "F25"},
	{"F26", "F26"},
	{"F27", "F27"},
	{"F28", "F28"},
	{"F29", "F29"},
	{"F30", "F30"},
	{"F31", "F31"},
	{"R0", "R0"},
	{"R1", "R1"},
	{"R11", "R11"},
	{"R12", "R12"},
	{"R13", "R13"},
	{"R14", "R14"},
	{"R15", "R15"},
	{"R16", "R16"},
	{"R17", "R17"},
	{"R18", "R18"},
	{"R19", "R19"},
	{"R2", "R2"},
	{"R20", "R20"},
	{"R21", "R21"},
	{"R22", "R22"},
	{"R23", "R23"},
	{"R24", "R24"},
	{"R25", "R25"},
	{"R26", "R26"},
	{"R27", "R27"},
	{"R28", "R28"},
	{"R29", "R29"},
	{"R3", "R3"},
	{"R31", "R31"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"LO", "LO"},
	{"a(FP)", "a(FP)"},
	{"g", "g"},
	{"ret+8(FP)", "ret+8(FP)"},
	{"runtime·abort(SB)", "runtime.abort(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·trunc(SB)", "pkg.trunc(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var loong64OperandTests = []operandTest{
	{"$((1<<63)-1)", "$9223372036854775807"},
	{"$(-64*1024)", "$-65536"},
	{"$(1024 * 8)", "$8192"},
	{"$-1", "$-1"},
	{"$-24(R4)", "$-24(R4)"},
	{"$0", "$0"},
	{"$0(R1)", "$(R1)"},
	{"$0.5", "$(0.5)"},
	{"$0x7000", "$28672"},
	{"$0x88888eef", "$2290650863"},
	{"$1", "$1"},
	{"$_main<>(SB)", "$_main<>(SB)"},
	{"$argframe(FP)", "$argframe(FP)"},
	{"$~3", "$-4"},
	{"(-288-3*8)(R1)", "-312(R1)"},
	{"(16)(R7)", "16(R7)"},
	{"(8)(g)", "8(g)"},
	{"(R0)", "(R0)"},
	{"(R3)", "(R3)"},
	{"(R4)", "(R4)"},
	{"(R5)", "(R5)"},
	{"-1(R4)", "-1(R4)"},
	{"-1(R5)", "-1(R5)"},
	{"6(PC)", "6(PC)"},
	{"F14", "F14"},
	{"F15", "F15"},
	{"F16", "F16"},
	{"F17", "F17"},
	{"F18", "F18"},
	{"F19", "F19"},
	{"F20", "F20"},
	{"F21", "F21"},
	{"F22", "F22"},
	{"F23", "F23"},
	{"F24", "F24"},
	{"F25", "F25"},
	{"F26", "F26"},
	{"F27", "F27"},
	{"F28", "F28"},
	{"F29", "F29"},
	{"F30", "F30"},
	{"F31", "F31"},
	{"R0", "R0"},
	{"R1", "R1"},
	{"R11", "R11"},
	{"R12", "R12"},
	{"R13", "R13"},
	{"R14", "R14"},
	{"R15", "R15"},
	{"R16", "R16"},
	{"R17", "R17"},
	{"R18", "R18"},
	{"R19", "R19"},
	{"R2", "R2"},
	{"R20", "R20"},
	{"R21", "R21"},
	{"R23", "R23"},
	{"R24", "R24"},
	{"R25", "R25"},
	{"R26", "R26"},
	{"R27", "R27"},
	{"R28", "R28"},
	{"R29", "R29"},
	{"R3", "R3"},
	{"R30", "R30"},
	{"R31", "R31"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"a(FP)", "a(FP)"},
	{"g", "g"},
	{"ret+8(FP)", "ret+8(FP)"},
	{"runtime·abort(SB)", "runtime.abort(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·trunc(SB)", "pkg.trunc(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var s390xOperandTests = []operandTest{
	{"$((1<<63)-1)", "$9223372036854775807"},
	{"$(-64*1024)", "$-65536"},
	{"$(1024 * 8)", "$8192"},
	{"$-1", "$-1"},
	{"$-24(R4)", "$-24(R4)"},
	{"$0", "$0"},
	{"$0(R1)", "$(R1)"},
	{"$0.5", "$(0.5)"},
	{"$0x7000", "$28672"},
	{"$0x88888eef", "$2290650863"},
	{"$1", "$1"},
	{"$_main<>(SB)", "$_main<>(SB)"},
	{"$argframe(FP)", "$argframe(FP)"},
	{"$~3", "$-4"},
	{"(-288-3*8)(R1)", "-312(R1)"},
	{"(16)(R7)", "16(R7)"},
	{"(8)(g)", "8(g)"},
	{"(R0)", "(R0)"},
	{"(R3)", "(R3)"},
	{"(R4)", "(R4)"},
	{"(R5)", "(R5)"},
	{"-1(R4)", "-1(R4)"},
	{"-1(R5)", "-1(R5)"},
	{"6(PC)", "6(PC)"},
	{"R0", "R0"},
	{"R1", "R1"},
	{"R2", "R2"},
	{"R3", "R3"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"R10", "R10"},
	{"R11", "R11"},
	{"R12", "R12"},
	// {"R13", "R13"}, R13 is g
	{"R14", "R14"},
	{"R15", "R15"},
	{"F0", "F0"},
	{"F1", "F1"},
	{"F2", "F2"},
	{"F3", "F3"},
	{"F4", "F4"},
	{"F5", "F5"},
	{"F6", "F6"},
	{"F7", "F7"},
	{"F8", "F8"},
	{"F9", "F9"},
	{"F10", "F10"},
	{"F11", "F11"},
	{"F12", "F12"},
	{"F13", "F13"},
	{"F14", "F14"},
	{"F15", "F15"},
	{"V0", "V0"},
	{"V1", "V1"},
	{"V2", "V2"},
	{"V3", "V3"},
	{"V4", "V4"},
	{"V5", "V5"},
	{"V6", "V6"},
	{"V7", "V7"},
	{"V8", "V8"},
	{"V9", "V9"},
	{"V10", "V10"},
	{"V11", "V11"},
	{"V12", "V12"},
	{"V13", "V13"},
	{"V14", "V14"},
	{"V15", "V15"},
	{"V16", "V16"},
	{"V17", "V17"},
	{"V18", "V18"},
	{"V19", "V19"},
	{"V20", "V20"},
	{"V21", "V21"},
	{"V22", "V22"},
	{"V23", "V23"},
	{"V24", "V24"},
	{"V25", "V25"},
	{"V26", "V26"},
	{"V27", "V27"},
	{"V28", "V28"},
	{"V29", "V29"},
	{"V30", "V30"},
	{"V31", "V31"},
	{"a(FP)", "a(FP)"},
	{"g", "g"},
	{"ret+8(FP)", "ret+8(FP)"},
	{"runtime·abort(SB)", "runtime.abort(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·trunc(SB)", "pkg.trunc(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

BATAL