github.com/aloncn/graphics-go@v0.0.1/src/runtime/defs_plan9_386.go (about)

     1  package runtime
     2  
     3  const _PAGESIZE = 0x1000
     4  
     5  type ureg struct {
     6  	di    uint32 /* general registers */
     7  	si    uint32 /* ... */
     8  	bp    uint32 /* ... */
     9  	nsp   uint32
    10  	bx    uint32 /* ... */
    11  	dx    uint32 /* ... */
    12  	cx    uint32 /* ... */
    13  	ax    uint32 /* ... */
    14  	gs    uint32 /* data segments */
    15  	fs    uint32 /* ... */
    16  	es    uint32 /* ... */
    17  	ds    uint32 /* ... */
    18  	trap  uint32 /* trap _type */
    19  	ecode uint32 /* error code (or zero) */
    20  	pc    uint32 /* pc */
    21  	cs    uint32 /* old context */
    22  	flags uint32 /* old flags */
    23  	sp    uint32
    24  	ss    uint32 /* old stack segment */
    25  }
    26  
    27  type sigctxt struct {
    28  	u *ureg
    29  }
    30  
    31  func (c *sigctxt) pc() uintptr { return uintptr(c.u.pc) }
    32  func (c *sigctxt) sp() uintptr { return uintptr(c.u.sp) }
    33  
    34  func (c *sigctxt) setpc(x uintptr) { c.u.pc = uint32(x) }
    35  func (c *sigctxt) setsp(x uintptr) { c.u.sp = uint32(x) }
    36  
    37  func dumpregs(u *ureg) {
    38  	print("ax    ", hex(u.ax), "\n")
    39  	print("bx    ", hex(u.bx), "\n")
    40  	print("cx    ", hex(u.cx), "\n")
    41  	print("dx    ", hex(u.dx), "\n")
    42  	print("di    ", hex(u.di), "\n")
    43  	print("si    ", hex(u.si), "\n")
    44  	print("bp    ", hex(u.bp), "\n")
    45  	print("sp    ", hex(u.sp), "\n")
    46  	print("pc    ", hex(u.pc), "\n")
    47  	print("flags ", hex(u.flags), "\n")
    48  	print("cs    ", hex(u.cs), "\n")
    49  	print("fs    ", hex(u.fs), "\n")
    50  	print("gs    ", hex(u.gs), "\n")
    51  }