func sourceLine(n ast.Node) int {
	return fset.Position(n.Pos()).Line
}

// ParseGo populates f with information learned from the Go source code
// which was read from the named file. It gathers the C preamble
// attached to the import "C" comment, a list of references to C.xxx,
// a list of exported functions, and the actual AST, to be rewritten and
// printed.
func (f *File) ParseGo(abspath string, src []byte) {

pkg syscall (netbsd-arm64-cgo), const SYS__LWP_CTL = 325
pkg syscall (netbsd-arm64-cgo), const SYS__LWP_CTL ideal-int
pkg syscall (netbsd-arm64-cgo), const SYS__LWP_DETACH = 319
pkg syscall (netbsd-arm64-cgo), const SYS__LWP_DETACH ideal-int
pkg syscall (netbsd-arm64-cgo), const SYS__LWP_EXIT = 310
pkg syscall (netbsd-arm64-cgo), const SYS__LWP_EXIT ideal-int
pkg syscall (netbsd-arm64-cgo), const SYS__LWP_GETNAME = 324

pkg syscall (darwin-arm64), const PT_ATTACH = 10
pkg syscall (darwin-arm64), const PT_ATTACH ideal-int
pkg syscall (darwin-arm64), const PT_ATTACHEXC = 14
pkg syscall (darwin-arm64), const PT_ATTACHEXC ideal-int
pkg syscall (darwin-arm64), const PT_CONTINUE = 7
pkg syscall (darwin-arm64), const PT_CONTINUE ideal-int
pkg syscall (darwin-arm64), const PT_DENY_ATTACH = 31

pkg syscall (darwin-386), const PTRACE_TRACEME ideal-int
pkg syscall (darwin-386), const PT_ATTACH ideal-int
pkg syscall (darwin-386), const PT_ATTACHEXC ideal-int
pkg syscall (darwin-386), const PT_CONTINUE ideal-int
pkg syscall (darwin-386), const PT_DENY_ATTACH ideal-int
pkg syscall (darwin-386), const PT_DETACH ideal-int
pkg syscall (darwin-386), const PT_FIRSTMACH ideal-int

	pc            int64 // virtual PC; count of Progs; doesn't advance for GLOBL or DATA.
	input         []lex.Token
	inputPos      int
	pendingLabels []string // Labels to attach to next instruction.
	labels        map[string]*obj.Prog
	toPatch       []Patch
	addr          []obj.Addr
	arch          *arch.Arch
	ctxt          *obj.Link
	firstProg     *obj.Prog
	lastProg      *obj.Prog

pkg syscall (freebsd-arm64), const SYS_JAIL = 338
pkg syscall (freebsd-arm64), const SYS_JAIL ideal-int
pkg syscall (freebsd-arm64), const SYS_JAIL_ATTACH = 436
pkg syscall (freebsd-arm64), const SYS_JAIL_ATTACH ideal-int
pkg syscall (freebsd-arm64), const SYS_JAIL_GET = 506
pkg syscall (freebsd-arm64), const SYS_JAIL_GET ideal-int
pkg syscall (freebsd-arm64), const SYS_JAIL_REMOVE = 508

	if prog.As == arm.AB {
		prog.As = bcode[(bits^arm.C_SCOND_XOR)&0xf]
		bits = (bits &^ 0xf) | arm.C_SCOND_NONE
	}
	prog.Scond = bits
	return true
}

// ParseARMCondition parses the conditions attached to an ARM instruction.
// The input is a single string consisting of period-separated condition
// codes, such as ".P.W". An initial period is ignored.
func ParseARMCondition(cond string) (uint8, bool) {

pkg syscall (darwin-386), const PTRACE_TRACEME = 0
pkg syscall (darwin-386), const PT_ATTACH = 10
pkg syscall (darwin-386), const PT_ATTACHEXC = 14
pkg syscall (darwin-386), const PT_CONTINUE = 7
pkg syscall (darwin-386), const PT_DENY_ATTACH = 31
pkg syscall (darwin-386), const PT_DETACH = 11
pkg syscall (darwin-386), const PT_FIRSTMACH = 32
pkg syscall (darwin-386), const PT_FORCEQUOTA = 30

pkg syscall (linux-arm-cgo), const PR_UNALIGN_NOPRINT ideal-int
pkg syscall (linux-arm-cgo), const PR_UNALIGN_SIGBUS ideal-int
pkg syscall (linux-arm-cgo), const PTRACE_ATTACH ideal-int
pkg syscall (linux-arm-cgo), const PTRACE_CONT ideal-int
pkg syscall (linux-arm-cgo), const PTRACE_DETACH ideal-int
pkg syscall (linux-arm-cgo), const PTRACE_EVENT_CLONE ideal-int
pkg syscall (linux-arm-cgo), const PTRACE_EVENT_EXEC ideal-int

pkg syscall (freebsd-riscv64), const SYS_JAIL = 338 #53466
pkg syscall (freebsd-riscv64), const SYS_JAIL ideal-int #53466
pkg syscall (freebsd-riscv64), const SYS_JAIL_ATTACH = 436 #53466
pkg syscall (freebsd-riscv64), const SYS_JAIL_ATTACH ideal-int #53466
pkg syscall (freebsd-riscv64), const SYS_JAIL_GET = 506 #53466
pkg syscall (freebsd-riscv64), const SYS_JAIL_GET ideal-int #53466