signal_dragonfly_amd64.go

     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  //go:nosplit
    15  //go:nowritebarrierrec
    16  func (c *sigctxt) regs() *mcontext {
    17  	return (*mcontext)(unsafe.Pointer(&(*ucontext)(c.ctxt).uc_mcontext))
    18  }
    19  
    20  func (c *sigctxt) rax() uint64 { return c.regs().mc_rax }
    21  func (c *sigctxt) rbx() uint64 { return c.regs().mc_rbx }
    22  func (c *sigctxt) rcx() uint64 { return c.regs().mc_rcx }
    23  func (c *sigctxt) rdx() uint64 { return c.regs().mc_rdx }
    24  func (c *sigctxt) rdi() uint64 { return c.regs().mc_rdi }
    25  func (c *sigctxt) rsi() uint64 { return c.regs().mc_rsi }
    26  func (c *sigctxt) rbp() uint64 { return c.regs().mc_rbp }
    27  func (c *sigctxt) rsp() uint64 { return c.regs().mc_rsp }
    28  func (c *sigctxt) r8() uint64  { return c.regs().mc_r8 }
    29  func (c *sigctxt) r9() uint64  { return c.regs().mc_r9 }
    30  func (c *sigctxt) r10() uint64 { return c.regs().mc_r10 }
    31  func (c *sigctxt) r11() uint64 { return c.regs().mc_r11 }
    32  func (c *sigctxt) r12() uint64 { return c.regs().mc_r12 }
    33  func (c *sigctxt) r13() uint64 { return c.regs().mc_r13 }
    34  func (c *sigctxt) r14() uint64 { return c.regs().mc_r14 }
    35  func (c *sigctxt) r15() uint64 { return c.regs().mc_r15 }
    36  
    37  //go:nosplit
    38  //go:nowritebarrierrec
    39  func (c *sigctxt) rip() uint64 { return c.regs().mc_rip }
    40  
    41  func (c *sigctxt) rflags() uint64  { return c.regs().mc_rflags }
    42  func (c *sigctxt) cs() uint64      { return c.regs().mc_cs }
    43  func (c *sigctxt) fs() uint64      { return c.regs().mc_ss }
    44  func (c *sigctxt) gs() uint64      { return c.regs().mc_ss }
    45  func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) }
    46  func (c *sigctxt) sigaddr() uint64 { return c.info.si_addr }
    47  
    48  func (c *sigctxt) set_rip(x uint64)     { c.regs().mc_rip = x }
    49  func (c *sigctxt) set_rsp(x uint64)     { c.regs().mc_rsp = x }
    50  func (c *sigctxt) set_sigcode(x uint64) { c.info.si_code = int32(x) }
    51  func (c *sigctxt) set_sigaddr(x uint64) { c.info.si_addr = x }
    52
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