| Shenghou Ma | 4a71b91 | 2015-04-10 22:14:43 -0400 | [diff] [blame] | 1 | // Copyright 2015 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() *regs64 { return &(*ucontext)(c.ctxt).uc_mcontext.ss } |
| 15 | func (c *sigctxt) r0() uint64 { return c.regs().x[0] } |
| 16 | func (c *sigctxt) r1() uint64 { return c.regs().x[1] } |
| 17 | func (c *sigctxt) r2() uint64 { return c.regs().x[2] } |
| 18 | func (c *sigctxt) r3() uint64 { return c.regs().x[3] } |
| 19 | func (c *sigctxt) r4() uint64 { return c.regs().x[4] } |
| 20 | func (c *sigctxt) r5() uint64 { return c.regs().x[5] } |
| 21 | func (c *sigctxt) r6() uint64 { return c.regs().x[6] } |
| 22 | func (c *sigctxt) r7() uint64 { return c.regs().x[7] } |
| 23 | func (c *sigctxt) r8() uint64 { return c.regs().x[8] } |
| 24 | func (c *sigctxt) r9() uint64 { return c.regs().x[9] } |
| 25 | func (c *sigctxt) r10() uint64 { return c.regs().x[10] } |
| 26 | func (c *sigctxt) r11() uint64 { return c.regs().x[11] } |
| 27 | func (c *sigctxt) r12() uint64 { return c.regs().x[12] } |
| 28 | func (c *sigctxt) r13() uint64 { return c.regs().x[13] } |
| 29 | func (c *sigctxt) r14() uint64 { return c.regs().x[14] } |
| 30 | func (c *sigctxt) r15() uint64 { return c.regs().x[15] } |
| 31 | func (c *sigctxt) r16() uint64 { return c.regs().x[16] } |
| 32 | func (c *sigctxt) r17() uint64 { return c.regs().x[17] } |
| 33 | func (c *sigctxt) r18() uint64 { return c.regs().x[18] } |
| 34 | func (c *sigctxt) r19() uint64 { return c.regs().x[19] } |
| 35 | func (c *sigctxt) r20() uint64 { return c.regs().x[20] } |
| 36 | func (c *sigctxt) r21() uint64 { return c.regs().x[21] } |
| 37 | func (c *sigctxt) r22() uint64 { return c.regs().x[22] } |
| 38 | func (c *sigctxt) r23() uint64 { return c.regs().x[23] } |
| 39 | func (c *sigctxt) r24() uint64 { return c.regs().x[24] } |
| 40 | func (c *sigctxt) r25() uint64 { return c.regs().x[25] } |
| 41 | func (c *sigctxt) r26() uint64 { return c.regs().x[26] } |
| 42 | func (c *sigctxt) r27() uint64 { return c.regs().x[27] } |
| 43 | func (c *sigctxt) r28() uint64 { return c.regs().x[28] } |
| 44 | func (c *sigctxt) r29() uint64 { return c.regs().fp } |
| 45 | func (c *sigctxt) lr() uint64 { return c.regs().lr } |
| 46 | func (c *sigctxt) sp() uint64 { return c.regs().sp } |
| 47 | func (c *sigctxt) pc() uint64 { return c.regs().pc } |
| 48 | func (c *sigctxt) fault() uint64 { return uint64(uintptr(unsafe.Pointer(c.info.si_addr))) } |
| 49 | |
| 50 | func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) } |
| 51 | func (c *sigctxt) sigaddr() uint64 { return uint64(uintptr(unsafe.Pointer(c.info.si_addr))) } |
| 52 | |
| 53 | func (c *sigctxt) set_pc(x uint64) { c.regs().pc = x } |
| 54 | func (c *sigctxt) set_sp(x uint64) { c.regs().sp = x } |
| 55 | func (c *sigctxt) set_lr(x uint64) { c.regs().lr = x } |
| 56 | func (c *sigctxt) set_r28(x uint64) { c.regs().x[28] = x } |
| 57 | |
| 58 | func (c *sigctxt) set_sigaddr(x uint64) { |
| 59 | c.info.si_addr = (*byte)(unsafe.Pointer(uintptr(x))) |
| 60 | } |
