blob: 210e8967e5da299c473920af3cee344e77eaf084 [file] [log] [blame] [edit]
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package runtime
import (
"runtime/internal/sys"
"unsafe"
)
type sigctxt struct {
info *siginfo
ctxt unsafe.Pointer
}
//go:nosplit
//go:nowritebarrierrec
func (c *sigctxt) regs() *sigcontext {
return (*sigcontext)(unsafe.Pointer(&(*ucontext)(c.ctxt).uc_mcontext))
}
func (c *sigctxt) rax() uint64 { return c.regs().rax }
func (c *sigctxt) rbx() uint64 { return c.regs().rbx }
func (c *sigctxt) rcx() uint64 { return c.regs().rcx }
func (c *sigctxt) rdx() uint64 { return c.regs().rdx }
func (c *sigctxt) rdi() uint64 { return c.regs().rdi }
func (c *sigctxt) rsi() uint64 { return c.regs().rsi }
func (c *sigctxt) rbp() uint64 { return c.regs().rbp }
func (c *sigctxt) rsp() uint64 { return c.regs().rsp }
func (c *sigctxt) r8() uint64 { return c.regs().r8 }
func (c *sigctxt) r9() uint64 { return c.regs().r9 }
func (c *sigctxt) r10() uint64 { return c.regs().r10 }
func (c *sigctxt) r11() uint64 { return c.regs().r11 }
func (c *sigctxt) r12() uint64 { return c.regs().r12 }
func (c *sigctxt) r13() uint64 { return c.regs().r13 }
func (c *sigctxt) r14() uint64 { return c.regs().r14 }
func (c *sigctxt) r15() uint64 { return c.regs().r15 }
//go:nosplit
//go:nowritebarrierrec
func (c *sigctxt) rip() uint64 { return c.regs().rip }
func (c *sigctxt) rflags() uint64 { return c.regs().eflags }
func (c *sigctxt) cs() uint64 { return uint64(c.regs().cs) }
func (c *sigctxt) fs() uint64 { return uint64(c.regs().fs) }
func (c *sigctxt) gs() uint64 { return uint64(c.regs().gs) }
func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) }
func (c *sigctxt) sigaddr() uint64 { return c.info.si_addr }
func (c *sigctxt) set_rip(x uint64) { c.regs().rip = x }
func (c *sigctxt) set_rsp(x uint64) { c.regs().rsp = x }
func (c *sigctxt) set_sigcode(x uint64) { c.info.si_code = int32(x) }
func (c *sigctxt) set_sigaddr(x uint64) {
*(*uintptr)(add(unsafe.Pointer(c.info), 2*sys.PtrSize)) = uintptr(x)
}