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https://github.com/golang/go
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432cb66f16
runtime/internal/sys will hold system-, architecture- and config- specific constants. Updates #11647 Change-Id: I6db29c312556087a42e8d2bdd9af40d157c56b54 Reviewed-on: https://go-review.googlesource.com/16817 Reviewed-by: Russ Cox <rsc@golang.org>
52 lines
2.1 KiB
Go
52 lines
2.1 KiB
Go
// Copyright 2013 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 (
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"runtime/internal/sys"
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"unsafe"
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)
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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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func (c *sigctxt) regs() *sigcontext { return &(*ucontext)(c.ctxt).uc_mcontext }
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func (c *sigctxt) r0() uint32 { return c.regs().r0 }
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func (c *sigctxt) r1() uint32 { return c.regs().r1 }
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func (c *sigctxt) r2() uint32 { return c.regs().r2 }
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func (c *sigctxt) r3() uint32 { return c.regs().r3 }
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func (c *sigctxt) r4() uint32 { return c.regs().r4 }
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func (c *sigctxt) r5() uint32 { return c.regs().r5 }
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func (c *sigctxt) r6() uint32 { return c.regs().r6 }
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func (c *sigctxt) r7() uint32 { return c.regs().r7 }
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func (c *sigctxt) r8() uint32 { return c.regs().r8 }
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func (c *sigctxt) r9() uint32 { return c.regs().r9 }
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func (c *sigctxt) r10() uint32 { return c.regs().r10 }
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func (c *sigctxt) fp() uint32 { return c.regs().fp }
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func (c *sigctxt) ip() uint32 { return c.regs().ip }
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func (c *sigctxt) sp() uint32 { return c.regs().sp }
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func (c *sigctxt) lr() uint32 { return c.regs().lr }
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func (c *sigctxt) pc() uint32 { return c.regs().pc }
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func (c *sigctxt) cpsr() uint32 { return c.regs().cpsr }
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func (c *sigctxt) fault() uint32 { return c.regs().fault_address }
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func (c *sigctxt) trap() uint32 { return c.regs().trap_no }
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func (c *sigctxt) error() uint32 { return c.regs().error_code }
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func (c *sigctxt) oldmask() uint32 { return c.regs().oldmask }
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func (c *sigctxt) sigcode() uint32 { return uint32(c.info.si_code) }
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func (c *sigctxt) sigaddr() uint32 { return c.info.si_addr }
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func (c *sigctxt) set_pc(x uint32) { c.regs().pc = x }
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func (c *sigctxt) set_sp(x uint32) { c.regs().sp = x }
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func (c *sigctxt) set_lr(x uint32) { c.regs().lr = x }
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func (c *sigctxt) set_r10(x uint32) { c.regs().r10 = x }
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func (c *sigctxt) set_sigcode(x uint32) { c.info.si_code = int32(x) }
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func (c *sigctxt) set_sigaddr(x uint32) {
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*(*uintptr)(add(unsafe.Pointer(c.info), 2*sys.PtrSize)) = uintptr(x)
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}
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