"sync"

	"cmd/internal/objabi"
	"cmd/link/internal/loader"
	"cmd/link/internal/sym"
)

// This file handles all algorithms related to XCOFF files generation.
// Most of them are adaptations of the ones in  cmd/link/internal/pe.go
// as PE and XCOFF are based on COFF files.
// XCOFF files generated are 64 bits.

const (
	// Total amount of space to reserve at the start of the file

Shinsuke Sugaya <******@****.***> 1576358545 +0900

Shinsuke Sugaya <******@****.***> 1576358545 +0900

Shinsuke Sugaya <******@****.***> 1576358545 +0900

Shinsuke Sugaya <******@****.***> 1576358545 +0900

				// is resolved.
				off = alignUp(off, 8)
			} else if size&3 == 0 {
				off = alignUp(off, 4)
			} else if size&1 == 0 {
				off = alignUp(off, 2)
			}
			if off+size <= maxTinySize && c.tiny != 0 {
				// The object fits into existing tiny block.
				x = unsafe.Pointer(c.tiny + off)
				c.tinyoffset = off + size
				c.tinyAllocs++
				mp.mallocing = 0

	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func CopyFileRange(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error) {
	r0, _, e1 := Syscall6(SYS_COPY_FILE_RANGE, uintptr(rfd), uintptr(unsafe.Pointer(roff)), uintptr(wfd), uintptr(unsafe.Pointer(woff)), uintptr(len), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	IP_UNBLOCK_SOURCE                 = 0x49
	ISIG                              = 0x80
	ISTRIP                            = 0x20
	IUTF8                             = 0x4000
	IXANY                             = 0x800
	IXOFF                             = 0x400
	IXON                              = 0x200
	LOCK_EX                           = 0x2
	LOCK_NB                           = 0x4
	LOCK_SH                           = 0x1

	IP_TOS                            = 0x3
	IP_TTL                            = 0x4
	ISIG                              = 0x80
	ISTRIP                            = 0x20
	IXANY                             = 0x800
	IXOFF                             = 0x400
	IXON                              = 0x200
	LOCK_EX                           = 0x2
	LOCK_NB                           = 0x4
	LOCK_SH                           = 0x1

	IP_UNBLOCK_SOURCE             = 0x16
	IP_UNSPEC_SRC                 = 0x42
	ISIG                          = 0x1
	ISTRIP                        = 0x20
	IXANY                         = 0x800
	IXOFF                         = 0x1000
	IXON                          = 0x400
	MADV_ACCESS_DEFAULT           = 0x6
	MADV_ACCESS_LWP               = 0x7
	MADV_ACCESS_MANY              = 0x8
	MADV_DONTNEED                 = 0x4