mirror of
https://github.com/golang/go
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562e38c0af
This fixes the problems with signal handling that were inadvertently introduced in https://go-review.googlesource.com/21006. Fixes #14899 Change-Id: Ia746914dcb3146a52413d32c57b089af763f0810 Reviewed-on: https://go-review.googlesource.com/21145 Reviewed-by: Ian Lance Taylor <iant@golang.org>
47 lines
2.5 KiB
Go
47 lines
2.5 KiB
Go
// Copyright 2014 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 {
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return (*mcontext)(unsafe.Pointer(&(*ucontext)(c.ctxt).uc_mcontext))
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}
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func (c *sigctxt) rax() uint64 { return uint64(c.regs().gregs[_REG_RAX]) }
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func (c *sigctxt) rbx() uint64 { return uint64(c.regs().gregs[_REG_RBX]) }
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func (c *sigctxt) rcx() uint64 { return uint64(c.regs().gregs[_REG_RCX]) }
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func (c *sigctxt) rdx() uint64 { return uint64(c.regs().gregs[_REG_RDX]) }
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func (c *sigctxt) rdi() uint64 { return uint64(c.regs().gregs[_REG_RDI]) }
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func (c *sigctxt) rsi() uint64 { return uint64(c.regs().gregs[_REG_RSI]) }
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func (c *sigctxt) rbp() uint64 { return uint64(c.regs().gregs[_REG_RBP]) }
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func (c *sigctxt) rsp() uint64 { return uint64(c.regs().gregs[_REG_RSP]) }
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func (c *sigctxt) r8() uint64 { return uint64(c.regs().gregs[_REG_R8]) }
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func (c *sigctxt) r9() uint64 { return uint64(c.regs().gregs[_REG_R9]) }
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func (c *sigctxt) r10() uint64 { return uint64(c.regs().gregs[_REG_R10]) }
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func (c *sigctxt) r11() uint64 { return uint64(c.regs().gregs[_REG_R11]) }
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func (c *sigctxt) r12() uint64 { return uint64(c.regs().gregs[_REG_R12]) }
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func (c *sigctxt) r13() uint64 { return uint64(c.regs().gregs[_REG_R13]) }
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func (c *sigctxt) r14() uint64 { return uint64(c.regs().gregs[_REG_R14]) }
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func (c *sigctxt) r15() uint64 { return uint64(c.regs().gregs[_REG_R15]) }
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func (c *sigctxt) rip() uint64 { return uint64(c.regs().gregs[_REG_RIP]) }
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func (c *sigctxt) rflags() uint64 { return uint64(c.regs().gregs[_REG_RFLAGS]) }
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func (c *sigctxt) cs() uint64 { return uint64(c.regs().gregs[_REG_CS]) }
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func (c *sigctxt) fs() uint64 { return uint64(c.regs().gregs[_REG_FS]) }
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func (c *sigctxt) gs() uint64 { return uint64(c.regs().gregs[_REG_GS]) }
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func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) }
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func (c *sigctxt) sigaddr() uint64 { return *(*uint64)(unsafe.Pointer(&c.info.__data[0])) }
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func (c *sigctxt) set_rip(x uint64) { c.regs().gregs[_REG_RIP] = int64(x) }
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func (c *sigctxt) set_rsp(x uint64) { c.regs().gregs[_REG_RSP] = int64(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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*(*uintptr)(unsafe.Pointer(&c.info.__data[0])) = uintptr(x)
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}
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