* Called from standard x86-64 ABI, where %rbx, %rbp, %r12-%r15
 * are callee-save so they must be saved explicitly.
 * The standard x86-64 ABI passes the three arguments m, g, fn
 * in %rdi, %rsi, %rdx.
 */
.globl EXT(crosscall1)
EXT(crosscall1):
	pushq %rbx
	pushq %rbp
	pushq %r12
	pushq %r13
	pushq %r14
	pushq %r15

#if defined(_WIN64)

	print("rdx     ", hex(r.rdx), "\n")
	print("rdi     ", hex(r.rdi), "\n")
	print("rsi     ", hex(r.rsi), "\n")
	print("rbp     ", hex(r.rbp), "\n")
	print("rsp     ", hex(r.rsp), "\n")
	print("r8      ", hex(r.r8), "\n")
	print("r9      ", hex(r.r9), "\n")
	print("r10     ", hex(r.r10), "\n")
	print("r11     ", hex(r.r11), "\n")
	print("r12     ", hex(r.r12), "\n")
	print("r13     ", hex(r.r13), "\n")

}

// PtraceRegsAmd64 is the registers used by amd64 binaries.
type PtraceRegsAmd64 struct {
	R15      uint64
	R14      uint64
	R13      uint64
	R12      uint64
	Rbp      uint64
	Rbx      uint64
	R11      uint64
	R10      uint64
	R9       uint64
	R8       uint64
	Rax      uint64
	Rcx      uint64
	Rdx      uint64
	Rsi      uint64
	Rdi      uint64
	Orig_rax uint64

	R9L:  "R9L",
	R10L: "R10L",
	R11L: "R11L",
	R12L: "R12L",
	R13L: "R13L",
	R14L: "R14L",
	R15L: "R15L",
	RAX:  "RAX",
	RCX:  "RCX",
	RDX:  "RDX",
	RBX:  "RBX",
	RSP:  "RSP",
	RBP:  "RBP",
	RSI:  "RSI",
	RDI:  "RDI",
	R8:   "R8",
	R9:   "R9",
	R10:  "R10",
	R11:  "R11",
	R12:  "R12",
	R13:  "R13",
	R14:  "R14",
	R15:  "R15",
	IP:   "IP",
	EIP:  "EIP",

	r9          uint64
	r10         uint64
	r11         uint64
	r12         uint64
	r13         uint64
	r14         uint64
	r15         uint64
	rdi         uint64
	rsi         uint64
	rbp         uint64
	rbx         uint64
	rdx         uint64
	rax         uint64
	rcx         uint64
	rsp         uint64
	rip         uint64
	eflags      uint64
	cs          uint16
	gs          uint16

	mmst_rsrv [6]int8
}

type regxmm struct {
	xmm_reg [16]int8
}

type regs64 struct {
	rax    uint64
	rbx    uint64
	rcx    uint64
	rdx    uint64
	rdi    uint64
	rsi    uint64
	rbp    uint64
	rsp    uint64
	r8     uint64
	r9     uint64
	r10    uint64
	r11    uint64
	r12    uint64
	r13    uint64
	r14    uint64
	r15    uint64
	rip    uint64
	rflags uint64

	R8L:  "R8",
	R9L:  "R9",
	R10L: "R10",
	R11L: "R11",
	R12L: "R12",
	R13L: "R13",
	R14L: "R14",
	R15L: "R15",
	RAX:  "AX",
	RCX:  "CX",
	RDX:  "DX",
	RBX:  "BX",
	RSP:  "SP",
	RBP:  "BP",
	RSI:  "SI",
	RDI:  "DI",
	R8:   "R8",
	R9:   "R9",
	R10:  "R10",
	R11:  "R11",
	R12:  "R12",
	R13:  "R13",
	R14:  "R14",
	R15:  "R15",
	IP:   "IP",
	EIP:  "IP",
	RIP:  "IP",

	Val [4]uint32
}

type Reg struct {
	R15    int64
	R14    int64
	R13    int64
	R12    int64
	R11    int64
	R10    int64
	R9     int64
	R8     int64
	Rdi    int64
	Rsi    int64
	Rbp    int64
	Rbx    int64
	Rdx    int64
	Rcx    int64
	Rax    int64
	Trapno uint32
	Fs     uint16
	Gs     uint16
	Err    uint32
	Es     uint16
	Ds     uint16
	Rip    int64
	Cs     int64

	SizeofCmsghdr         = 0x10
)

const (
	SizeofSockFprog = 0x10
)

type PtraceRegs struct {
	R15      uint64
	R14      uint64
	R13      uint64
	R12      uint64
	Rbp      uint64
	Rbx      uint64
	R11      uint64
	R10      uint64
	R9       uint64
	R8       uint64
	Rax      uint64
	Rcx      uint64
	Rdx      uint64
	Rsi      uint64
	Rdi      uint64

	R10L: "%r10d",
	R11L: "%r11d",
	R12L: "%r12d",
	R13L: "%r13d",
	R14L: "%r14d",
	R15L: "%r15d",
	RAX:  "%rax",
	RCX:  "%rcx",
	RDX:  "%rdx",
	RBX:  "%rbx",
	RSP:  "%rsp",
	RBP:  "%rbp",
	RSI:  "%rsi",
	RDI:  "%rdi",
	R8:   "%r8",
	R9:   "%r9",
	R10:  "%r10",
	R11:  "%r11",
	R12:  "%r12",
	R13:  "%r13",
	R14:  "%r14",
	R15:  "%r15",
	IP:   "%ip",
	EIP:  "%eip",