mirror of https://go.googlesource.com/go
48 lines
1.6 KiB
Go
48 lines
1.6 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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//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) eax() uint32 { return c.regs().sc_eax }
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func (c *sigctxt) ebx() uint32 { return c.regs().sc_ebx }
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func (c *sigctxt) ecx() uint32 { return c.regs().sc_ecx }
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func (c *sigctxt) edx() uint32 { return c.regs().sc_edx }
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func (c *sigctxt) edi() uint32 { return c.regs().sc_edi }
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func (c *sigctxt) esi() uint32 { return c.regs().sc_esi }
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func (c *sigctxt) ebp() uint32 { return c.regs().sc_ebp }
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func (c *sigctxt) esp() uint32 { return c.regs().sc_esp }
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//go:nosplit
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//go:nowritebarrierrec
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func (c *sigctxt) eip() uint32 { return c.regs().sc_eip }
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func (c *sigctxt) eflags() uint32 { return c.regs().sc_eflags }
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func (c *sigctxt) cs() uint32 { return c.regs().sc_cs }
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func (c *sigctxt) fs() uint32 { return c.regs().sc_fs }
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func (c *sigctxt) gs() uint32 { return c.regs().sc_gs }
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func (c *sigctxt) sigcode() uint32 { return uint32(c.info.si_code) }
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func (c *sigctxt) sigaddr() uint32 {
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return *(*uint32)(add(unsafe.Pointer(c.info), 12))
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}
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func (c *sigctxt) set_eip(x uint32) { c.regs().sc_eip = x }
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func (c *sigctxt) set_esp(x uint32) { c.regs().sc_esp = 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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*(*uint32)(add(unsafe.Pointer(c.info), 12)) = x
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}
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