ADDW	R1, R2, R3            // b9f81032
	ADDW	$8192, R1             // a71a2000
	ADDW	$8192, R1, R2         // ec21200000d8
	ADDE	R1, R2                // b9880021
	SUB	R3, R4                // b9090043
	SUB	R3, R4, R5            // b9e93054
	SUB	$8192, R3             // a73be000
	SUB	$8192, R3, R4         // ec43e00000d9
	SUBC	R1, R2                // b90b0021
	SUBC	$1, R1, R2            // ec21ffff00db
	SUBC	R2, R3, R4            // b9eb2043

//	LSUBW rreg ',' sreg ',' rreg
//	{
//		outcode(int($1), &$2, int($4), &$6);
//	}
	SUB	R6, R26, R27	// 0346d822
	SUBU	R6, R26, R27	// 0346d823
	SUBV	R16, R17, R26	// 0230d02e
	SUBVU	R16, R17, R26	// 0230d02f

//	LSUBW imm ',' sreg ',' rreg
//	{
//		outcode(int($1), &$2, int($4), &$6);
//	}
	SUB	$-3126, R17, R22	// 22360c36
	SUB	$3126, R17, R22		// 2236f3ca
	SUBU	$16384, R17, R12	// 262cc000

		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) {

pkg math/big, method (*Float) SetUint64(uint64) *Float
pkg math/big, method (*Float) Sign() int
pkg math/big, method (*Float) Signbit() bool
pkg math/big, method (*Float) String() string
pkg math/big, method (*Float) Sub(*Float, *Float) *Float
pkg math/big, method (*Float) Text(uint8, int) string
pkg math/big, method (*Float) Uint64() (uint64, Accuracy)
pkg math/big, method (*Int) ModSqrt(*Int, *Int) *Int

	SUBW R20.UXTW<<2, R23, R19                 // f34a344b
	SUB R5.SXTW<<2, R1, R26                    // 3ac825cb
	SUB $(1923<<12), R4, R27                   // SUB $7876608, R4, R27         // 9b0c5ed1
	SUBW $(1923<<12), R4, R27                  // SUBW $7876608, R4, R27        // 9b0c5e51
	SUBW R12<<29, R7, R8                       // e8740c4b
	SUB R12<<61, R7, R8                        // e8f40ccb

pkg debug/elf, const R_MIPS_SHIFT5 = 16
pkg debug/elf, const R_MIPS_SHIFT5 R_MIPS
pkg debug/elf, const R_MIPS_SHIFT6 = 17
pkg debug/elf, const R_MIPS_SHIFT6 R_MIPS
pkg debug/elf, const R_MIPS_SUB = 24
pkg debug/elf, const R_MIPS_SUB R_MIPS
pkg debug/elf, const R_MIPS_TLS_DTPMOD32 = 38
pkg debug/elf, const R_MIPS_TLS_DTPMOD32 R_MIPS
pkg debug/elf, const R_MIPS_TLS_DTPMOD64 = 40
pkg debug/elf, const R_MIPS_TLS_DTPMOD64 R_MIPS

	// to the nearest second and ignores the AccessTime and ChangeTime fields.
	//
	// To use AccessTime or ChangeTime, specify the Format as PAX or GNU.
	// To use sub-second resolution, specify the Format as PAX.
	ModTime    time.Time // Modification time
	AccessTime time.Time // Access time (requires either PAX or GNU support)

//	ChangeTime        |    n/a | unlimited |     int89
//	Devmajor/Devminor | uint21 |    uint21 |    uint57
//	------------------+--------+-----------+----------
//	string encoding   |  ASCII |     UTF-8 |    binary
//	sub-second times  |     no |       yes |        no
//	sparse files      |     no |       yes |       yes
//
// The table's upper portion shows the [Header] fields, where each format reports

parseExtras:
	for extra := readBuf(f.Extra); len(extra) >= 4; { // need at least tag and size
		fieldTag := extra.uint16()
		fieldSize := int(extra.uint16())
		if len(extra) < fieldSize {
			break
		}
		fieldBuf := extra.sub(fieldSize)

		switch fieldTag {
		case zip64ExtraID:
			f.zip64 = true

			// update directory values from the zip64 extra block.
			// They should only be consulted if the sizes read earlier

In that directory is a file <code>a.out.go</code>; it contains
a long list of constants starting with <code>A</code>, like this:
</p>

<pre>
const (
	AAND = obj.ABaseARM + obj.A_ARCHSPECIFIC + iota
	AEOR
	ASUB
	ARSB
	AADD
	...
</pre>

<p>
This is the list of instructions and their spellings as known to the assembler and linker for that architecture.