github.com/4ad/go@v0.0.0-20161219182952-69a12818b605/src/runtime/signal_netbsd_386.go (about)

     1  // Copyright 2013 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package runtime
     6  
     7  import "unsafe"
     8  
     9  type sigctxt struct {
    10  	info *siginfo
    11  	ctxt unsafe.Pointer
    12  }
    13  
    14  func (c *sigctxt) regs() *mcontextt { return &(*ucontextt)(c.ctxt).uc_mcontext }
    15  func (c *sigctxt) eax() uint32      { return c.regs().__gregs[_REG_EAX] }
    16  func (c *sigctxt) ebx() uint32      { return c.regs().__gregs[_REG_EBX] }
    17  func (c *sigctxt) ecx() uint32      { return c.regs().__gregs[_REG_ECX] }
    18  func (c *sigctxt) edx() uint32      { return c.regs().__gregs[_REG_EDX] }
    19  func (c *sigctxt) edi() uint32      { return c.regs().__gregs[_REG_EDI] }
    20  func (c *sigctxt) esi() uint32      { return c.regs().__gregs[_REG_ESI] }
    21  func (c *sigctxt) ebp() uint32      { return c.regs().__gregs[_REG_EBP] }
    22  func (c *sigctxt) esp() uint32      { return c.regs().__gregs[_REG_UESP] }
    23  func (c *sigctxt) eip() uint32      { return c.regs().__gregs[_REG_EIP] }
    24  func (c *sigctxt) eflags() uint32   { return c.regs().__gregs[_REG_EFL] }
    25  func (c *sigctxt) cs() uint32       { return c.regs().__gregs[_REG_CS] }
    26  func (c *sigctxt) fs() uint32       { return c.regs().__gregs[_REG_FS] }
    27  func (c *sigctxt) gs() uint32       { return c.regs().__gregs[_REG_GS] }
    28  func (c *sigctxt) sigcode() uint32  { return uint32(c.info._code) }
    29  func (c *sigctxt) sigaddr() uint32 {
    30  	return *(*uint32)(unsafe.Pointer(&c.info._reason[0]))
    31  }
    32  
    33  func (c *sigctxt) set_eip(x uint32)     { c.regs().__gregs[_REG_EIP] = x }
    34  func (c *sigctxt) set_esp(x uint32)     { c.regs().__gregs[_REG_UESP] = x }
    35  func (c *sigctxt) set_sigcode(x uint32) { c.info._code = int32(x) }
    36  func (c *sigctxt) set_sigaddr(x uint32) {
    37  	*(*uint32)(unsafe.Pointer(&c.info._reason[0])) = x
    38  }