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https://github.com/golang/go
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3d94dd78d4
Updates #31656 Change-Id: I0b7486f7381fd8bd16a76278c0e9ec9763671fcc Reviewed-on: https://go-review.googlesource.com/c/go/+/174119 Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
76 lines
3.4 KiB
Go
76 lines
3.4 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package runtime
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import "unsafe"
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type sigctxt struct {
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info *siginfo
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ctxt unsafe.Pointer
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}
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//go:nosplit
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//go:nowritebarrierrec
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func (c *sigctxt) regs() *sigcontext {
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return (*sigcontext)(c.ctxt)
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}
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func (c *sigctxt) r0() uint64 { return (uint64)(c.regs().sc_x[0]) }
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func (c *sigctxt) r1() uint64 { return (uint64)(c.regs().sc_x[1]) }
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func (c *sigctxt) r2() uint64 { return (uint64)(c.regs().sc_x[2]) }
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func (c *sigctxt) r3() uint64 { return (uint64)(c.regs().sc_x[3]) }
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func (c *sigctxt) r4() uint64 { return (uint64)(c.regs().sc_x[4]) }
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func (c *sigctxt) r5() uint64 { return (uint64)(c.regs().sc_x[5]) }
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func (c *sigctxt) r6() uint64 { return (uint64)(c.regs().sc_x[6]) }
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func (c *sigctxt) r7() uint64 { return (uint64)(c.regs().sc_x[7]) }
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func (c *sigctxt) r8() uint64 { return (uint64)(c.regs().sc_x[8]) }
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func (c *sigctxt) r9() uint64 { return (uint64)(c.regs().sc_x[9]) }
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func (c *sigctxt) r10() uint64 { return (uint64)(c.regs().sc_x[10]) }
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func (c *sigctxt) r11() uint64 { return (uint64)(c.regs().sc_x[11]) }
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func (c *sigctxt) r12() uint64 { return (uint64)(c.regs().sc_x[12]) }
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func (c *sigctxt) r13() uint64 { return (uint64)(c.regs().sc_x[13]) }
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func (c *sigctxt) r14() uint64 { return (uint64)(c.regs().sc_x[14]) }
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func (c *sigctxt) r15() uint64 { return (uint64)(c.regs().sc_x[15]) }
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func (c *sigctxt) r16() uint64 { return (uint64)(c.regs().sc_x[16]) }
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func (c *sigctxt) r17() uint64 { return (uint64)(c.regs().sc_x[17]) }
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func (c *sigctxt) r18() uint64 { return (uint64)(c.regs().sc_x[18]) }
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func (c *sigctxt) r19() uint64 { return (uint64)(c.regs().sc_x[19]) }
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func (c *sigctxt) r20() uint64 { return (uint64)(c.regs().sc_x[20]) }
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func (c *sigctxt) r21() uint64 { return (uint64)(c.regs().sc_x[21]) }
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func (c *sigctxt) r22() uint64 { return (uint64)(c.regs().sc_x[22]) }
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func (c *sigctxt) r23() uint64 { return (uint64)(c.regs().sc_x[23]) }
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func (c *sigctxt) r24() uint64 { return (uint64)(c.regs().sc_x[24]) }
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func (c *sigctxt) r25() uint64 { return (uint64)(c.regs().sc_x[25]) }
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func (c *sigctxt) r26() uint64 { return (uint64)(c.regs().sc_x[26]) }
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func (c *sigctxt) r27() uint64 { return (uint64)(c.regs().sc_x[27]) }
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func (c *sigctxt) r28() uint64 { return (uint64)(c.regs().sc_x[28]) }
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func (c *sigctxt) r29() uint64 { return (uint64)(c.regs().sc_x[29]) }
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func (c *sigctxt) lr() uint64 { return (uint64)(c.regs().sc_lr) }
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func (c *sigctxt) sp() uint64 { return (uint64)(c.regs().sc_sp) }
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//go:nosplit
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//go:nowritebarrierrec
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func (c *sigctxt) rip() uint64 { return (uint64)(c.regs().sc_lr) } /* XXX */
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func (c *sigctxt) fault() uint64 { return c.sigaddr() }
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func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) }
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func (c *sigctxt) sigaddr() uint64 {
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return *(*uint64)(add(unsafe.Pointer(c.info), 16))
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}
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//go:nosplit
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//go:nowritebarrierrec
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func (c *sigctxt) pc() uint64 { return uint64(c.regs().sc_elr) }
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func (c *sigctxt) set_pc(x uint64) { c.regs().sc_elr = uintptr(x) }
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func (c *sigctxt) set_sp(x uint64) { c.regs().sc_sp = uintptr(x) }
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func (c *sigctxt) set_lr(x uint64) { c.regs().sc_lr = uintptr(x) }
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func (c *sigctxt) set_r28(x uint64) { c.regs().sc_x[28] = uintptr(x) }
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func (c *sigctxt) set_sigcode(x uint64) { c.info.si_code = int32(x) }
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func (c *sigctxt) set_sigaddr(x uint64) {
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*(*uint64)(add(unsafe.Pointer(c.info), 16)) = x
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}
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