Source file src/runtime/signal_openbsd_arm64.go

     1	// Copyright 2019 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() *sigcontext {
    17		return (*sigcontext)(c.ctxt)
    18	}
    19	
    20	func (c *sigctxt) r0() uint64  { return (uint64)(c.regs().sc_x[0]) }
    21	func (c *sigctxt) r1() uint64  { return (uint64)(c.regs().sc_x[1]) }
    22	func (c *sigctxt) r2() uint64  { return (uint64)(c.regs().sc_x[2]) }
    23	func (c *sigctxt) r3() uint64  { return (uint64)(c.regs().sc_x[3]) }
    24	func (c *sigctxt) r4() uint64  { return (uint64)(c.regs().sc_x[4]) }
    25	func (c *sigctxt) r5() uint64  { return (uint64)(c.regs().sc_x[5]) }
    26	func (c *sigctxt) r6() uint64  { return (uint64)(c.regs().sc_x[6]) }
    27	func (c *sigctxt) r7() uint64  { return (uint64)(c.regs().sc_x[7]) }
    28	func (c *sigctxt) r8() uint64  { return (uint64)(c.regs().sc_x[8]) }
    29	func (c *sigctxt) r9() uint64  { return (uint64)(c.regs().sc_x[9]) }
    30	func (c *sigctxt) r10() uint64 { return (uint64)(c.regs().sc_x[10]) }
    31	func (c *sigctxt) r11() uint64 { return (uint64)(c.regs().sc_x[11]) }
    32	func (c *sigctxt) r12() uint64 { return (uint64)(c.regs().sc_x[12]) }
    33	func (c *sigctxt) r13() uint64 { return (uint64)(c.regs().sc_x[13]) }
    34	func (c *sigctxt) r14() uint64 { return (uint64)(c.regs().sc_x[14]) }
    35	func (c *sigctxt) r15() uint64 { return (uint64)(c.regs().sc_x[15]) }
    36	func (c *sigctxt) r16() uint64 { return (uint64)(c.regs().sc_x[16]) }
    37	func (c *sigctxt) r17() uint64 { return (uint64)(c.regs().sc_x[17]) }
    38	func (c *sigctxt) r18() uint64 { return (uint64)(c.regs().sc_x[18]) }
    39	func (c *sigctxt) r19() uint64 { return (uint64)(c.regs().sc_x[19]) }
    40	func (c *sigctxt) r20() uint64 { return (uint64)(c.regs().sc_x[20]) }
    41	func (c *sigctxt) r21() uint64 { return (uint64)(c.regs().sc_x[21]) }
    42	func (c *sigctxt) r22() uint64 { return (uint64)(c.regs().sc_x[22]) }
    43	func (c *sigctxt) r23() uint64 { return (uint64)(c.regs().sc_x[23]) }
    44	func (c *sigctxt) r24() uint64 { return (uint64)(c.regs().sc_x[24]) }
    45	func (c *sigctxt) r25() uint64 { return (uint64)(c.regs().sc_x[25]) }
    46	func (c *sigctxt) r26() uint64 { return (uint64)(c.regs().sc_x[26]) }
    47	func (c *sigctxt) r27() uint64 { return (uint64)(c.regs().sc_x[27]) }
    48	func (c *sigctxt) r28() uint64 { return (uint64)(c.regs().sc_x[28]) }
    49	func (c *sigctxt) r29() uint64 { return (uint64)(c.regs().sc_x[29]) }
    50	func (c *sigctxt) lr() uint64  { return (uint64)(c.regs().sc_lr) }
    51	func (c *sigctxt) sp() uint64  { return (uint64)(c.regs().sc_sp) }
    52	
    53	//go:nosplit
    54	//go:nowritebarrierrec
    55	func (c *sigctxt) rip() uint64 { return (uint64)(c.regs().sc_lr) } /* XXX */
    56	
    57	func (c *sigctxt) fault() uint64   { return c.sigaddr() }
    58	func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) }
    59	func (c *sigctxt) sigaddr() uint64 {
    60		return *(*uint64)(add(unsafe.Pointer(c.info), 16))
    61	}
    62	
    63	//go:nosplit
    64	//go:nowritebarrierrec
    65	func (c *sigctxt) pc() uint64 { return uint64(c.regs().sc_elr) }
    66	
    67	func (c *sigctxt) set_pc(x uint64)  { c.regs().sc_elr = uintptr(x) }
    68	func (c *sigctxt) set_sp(x uint64)  { c.regs().sc_sp = uintptr(x) }
    69	func (c *sigctxt) set_lr(x uint64)  { c.regs().sc_lr = uintptr(x) }
    70	func (c *sigctxt) set_r28(x uint64) { c.regs().sc_x[28] = uintptr(x) }
    71	
    72	func (c *sigctxt) set_sigcode(x uint64) { c.info.si_code = int32(x) }
    73	func (c *sigctxt) set_sigaddr(x uint64) {
    74		*(*uint64)(add(unsafe.Pointer(c.info), 16)) = x
    75	}
    76	

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