mirror of
https://github.com/golang/go
synced 2024-11-19 05:54:44 -07:00
aac17fd4e1
It builds. Don't know if it works, but it's a lot closer than having everything in C. LGTM=r R=r CC=golang-codereviews https://golang.org/cl/168590043
49 lines
2.2 KiB
Go
49 lines
2.2 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 "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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func (c *sigctxt) regs() *mcontext { return &(*ucontext)(c.ctxt).uc_mcontext }
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func (c *sigctxt) r0() uint32 { return c.regs().__gregs[0] }
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func (c *sigctxt) r1() uint32 { return c.regs().__gregs[1] }
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func (c *sigctxt) r2() uint32 { return c.regs().__gregs[2] }
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func (c *sigctxt) r3() uint32 { return c.regs().__gregs[3] }
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func (c *sigctxt) r4() uint32 { return c.regs().__gregs[4] }
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func (c *sigctxt) r5() uint32 { return c.regs().__gregs[5] }
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func (c *sigctxt) r6() uint32 { return c.regs().__gregs[6] }
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func (c *sigctxt) r7() uint32 { return c.regs().__gregs[7] }
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func (c *sigctxt) r8() uint32 { return c.regs().__gregs[8] }
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func (c *sigctxt) r9() uint32 { return c.regs().__gregs[9] }
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func (c *sigctxt) r10() uint32 { return c.regs().__gregs[10] }
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func (c *sigctxt) fp() uint32 { return c.regs().__gregs[11] }
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func (c *sigctxt) ip() uint32 { return c.regs().__gregs[12] }
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func (c *sigctxt) sp() uint32 { return c.regs().__gregs[13] }
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func (c *sigctxt) lr() uint32 { return c.regs().__gregs[14] }
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func (c *sigctxt) pc() uint32 { return c.regs().__gregs[15] }
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func (c *sigctxt) cpsr() uint32 { return c.regs().__gregs[16] }
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func (c *sigctxt) fault() uint32 { return uint32(c.info.si_addr) }
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func (c *sigctxt) trap() uint32 { return 0 }
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func (c *sigctxt) error() uint32 { return 0 }
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func (c *sigctxt) oldmask() uint32 { return 0 }
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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 uint32(c.info.si_addr) }
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func (c *sigctxt) set_pc(x uint32) { c.regs().__gregs[15] = x }
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func (c *sigctxt) set_sp(x uint32) { c.regs().__gregs[13] = x }
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func (c *sigctxt) set_lr(x uint32) { c.regs().__gregs[14] = x }
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func (c *sigctxt) set_r10(x uint32) { c.regs().__gregs[10] = 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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c.info.si_addr = uintptr(x)
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}
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