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      1 // Copyright 2014 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() *excregsarm { return &(*exccontext)(c.ctxt).regs }
     17 
     18 func (c *sigctxt) r0() uint32  { return c.regs().r0 }
     19 func (c *sigctxt) r1() uint32  { return c.regs().r1 }
     20 func (c *sigctxt) r2() uint32  { return c.regs().r2 }
     21 func (c *sigctxt) r3() uint32  { return c.regs().r3 }
     22 func (c *sigctxt) r4() uint32  { return c.regs().r4 }
     23 func (c *sigctxt) r5() uint32  { return c.regs().r5 }
     24 func (c *sigctxt) r6() uint32  { return c.regs().r6 }
     25 func (c *sigctxt) r7() uint32  { return c.regs().r7 }
     26 func (c *sigctxt) r8() uint32  { return c.regs().r8 }
     27 func (c *sigctxt) r9() uint32  { return c.regs().r9 }
     28 func (c *sigctxt) r10() uint32 { return c.regs().r10 }
     29 func (c *sigctxt) fp() uint32  { return c.regs().r11 }
     30 func (c *sigctxt) ip() uint32  { return c.regs().r12 }
     31 func (c *sigctxt) sp() uint32  { return c.regs().sp }
     32 func (c *sigctxt) lr() uint32  { return c.regs().lr }
     33 
     34 //go:nosplit
     35 //go:nowritebarrierrec
     36 func (c *sigctxt) pc() uint32 { return c.regs().pc }
     37 
     38 func (c *sigctxt) cpsr() uint32    { return c.regs().cpsr }
     39 func (c *sigctxt) fault() uint32   { return ^uint32(0) }
     40 func (c *sigctxt) trap() uint32    { return ^uint32(0) }
     41 func (c *sigctxt) error() uint32   { return ^uint32(0) }
     42 func (c *sigctxt) oldmask() uint32 { return ^uint32(0) }
     43 
     44 func (c *sigctxt) sigcode() uint32 { return 0 }
     45 func (c *sigctxt) sigaddr() uint32 { return 0 }
     46 
     47 func (c *sigctxt) set_pc(x uint32)  { c.regs().pc = x }
     48 func (c *sigctxt) set_sp(x uint32)  { c.regs().sp = x }
     49 func (c *sigctxt) set_lr(x uint32)  { c.regs().lr = x }
     50 func (c *sigctxt) set_r10(x uint32) { c.regs().r10 = x }
     51 
     52 func (c *sigctxt) set_sigcode(x uint32) {}
     53 func (c *sigctxt) set_sigaddr(x uint32) {}
     54