} else {
				args = append(args, "eax")
			}
		}

	case BLENDVPD, BLENDVPS, PBLENDVB:
		args = args[:2]

	case INT:
		if inst.Opcode>>24 == 0xCC {
			args = nil
			op = "int3"
		}

	case LCALL, LJMP:
		if len(args) == 2 {
			args[0], args[1] = args[1], args[0]
		}

	case FCHS, FABS, FTST, FLDPI, FLDL2E, FLDLG2, F2XM1, FXAM, FLD1, FLDL2T, FSQRT, FRNDINT, FCOS, FSIN:

	a := uint64(0)
	done := 0
	for {
		b, err := r.ReadByte()
		if err == io.EOF {
			break
		}
		if err != nil {
			t.Fatal("can't read")
		}
		if physicalEdits[a] {
			b = 0xcc // INT3 opcode
			done++
		}
		err = w.WriteByte(b)
		if err != nil {
			t.Fatal("can't write")
		}
		a++
	}
	if done != len(physicalEdits) {
		t.Fatal("physical edits remaining")
	}
	w.Flush()

     * four int chunks."  The state we want after the first four bytes is
     *
     * crc0 = ~int0
     * crc1 = int1
     * crc2 = int2
     * crc3 = int3
     *
     * ...so we set crc0 so that computeForWord(crc0) = -1 and xoring it with the first int
     * gives us the desired result.  computeForWord(0) == 0, so all the others do the right thing.
     */

     * four int chunks."  The state we want after the first four bytes is
     *
     * crc0 = ~int0
     * crc1 = int1
     * crc2 = int2
     * crc3 = int3
     *
     * ...so we set crc0 so that computeForWord(crc0) = -1 and xoring it with the first int
     * gives us the desired result.  computeForWord(0) == 0, so all the others do the right thing.
     */

//
//go:nosplit
func isAbort(r *context) bool {
	pc := r.ip()
	if GOARCH == "386" || GOARCH == "amd64" || GOARCH == "arm" {
		// In the case of an abort, the exception IP is one byte after
		// the INT3 (this differs from UNIX OSes). Note that on ARM,
		// this means that the exception IP is no longer aligned.
		pc--
	}
	return isAbortPC(pc)
}

// isgoexception reports whether this exception should be translated

	return int(*(*uint8)(unsafe.Pointer(&x)))
}

// abort crashes the runtime in situations where even throw might not
// work. In general it should do something a debugger will recognize
// (e.g., an INT3 on x86). A crash in abort is recognized by the
// signal handler, which will attempt to tear down the runtime
// immediately.
func abort()

// Called from compiled code; declared for vet; do NOT call from Go.

	switch inst.Op {
	case 0:
		if inst.Prefix[0] != 0 {
			return strings.ToLower(inst.Prefix[0].String())
		}

	case INT:
		if inst.Opcode>>24 == 0xCC {
			inst.Args[0] = nil
			op = "int3"
		}

	case CMPPS, CMPPD, CMPSD_XMM, CMPSS:
		imm, ok := inst.Args[2].(Imm)
		if ok && 0 <= imm && imm < 8 {
			inst.Args[2] = nil
			op = cmppsOps[imm] + op[3:]
		}

	case PCLMULQDQ: