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Diffstat (limited to 'src/runtime/signal_linux_arm64.go')
-rw-r--r--src/runtime/signal_linux_arm64.go71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/runtime/signal_linux_arm64.go b/src/runtime/signal_linux_arm64.go
new file mode 100644
index 0000000..2075f25
--- /dev/null
+++ b/src/runtime/signal_linux_arm64.go
@@ -0,0 +1,71 @@
+// Copyright 2015 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 &(*ucontext)(c.ctxt).uc_mcontext }
+
+func (c *sigctxt) r0() uint64 { return c.regs().regs[0] }
+func (c *sigctxt) r1() uint64 { return c.regs().regs[1] }
+func (c *sigctxt) r2() uint64 { return c.regs().regs[2] }
+func (c *sigctxt) r3() uint64 { return c.regs().regs[3] }
+func (c *sigctxt) r4() uint64 { return c.regs().regs[4] }
+func (c *sigctxt) r5() uint64 { return c.regs().regs[5] }
+func (c *sigctxt) r6() uint64 { return c.regs().regs[6] }
+func (c *sigctxt) r7() uint64 { return c.regs().regs[7] }
+func (c *sigctxt) r8() uint64 { return c.regs().regs[8] }
+func (c *sigctxt) r9() uint64 { return c.regs().regs[9] }
+func (c *sigctxt) r10() uint64 { return c.regs().regs[10] }
+func (c *sigctxt) r11() uint64 { return c.regs().regs[11] }
+func (c *sigctxt) r12() uint64 { return c.regs().regs[12] }
+func (c *sigctxt) r13() uint64 { return c.regs().regs[13] }
+func (c *sigctxt) r14() uint64 { return c.regs().regs[14] }
+func (c *sigctxt) r15() uint64 { return c.regs().regs[15] }
+func (c *sigctxt) r16() uint64 { return c.regs().regs[16] }
+func (c *sigctxt) r17() uint64 { return c.regs().regs[17] }
+func (c *sigctxt) r18() uint64 { return c.regs().regs[18] }
+func (c *sigctxt) r19() uint64 { return c.regs().regs[19] }
+func (c *sigctxt) r20() uint64 { return c.regs().regs[20] }
+func (c *sigctxt) r21() uint64 { return c.regs().regs[21] }
+func (c *sigctxt) r22() uint64 { return c.regs().regs[22] }
+func (c *sigctxt) r23() uint64 { return c.regs().regs[23] }
+func (c *sigctxt) r24() uint64 { return c.regs().regs[24] }
+func (c *sigctxt) r25() uint64 { return c.regs().regs[25] }
+func (c *sigctxt) r26() uint64 { return c.regs().regs[26] }
+func (c *sigctxt) r27() uint64 { return c.regs().regs[27] }
+func (c *sigctxt) r28() uint64 { return c.regs().regs[28] }
+func (c *sigctxt) r29() uint64 { return c.regs().regs[29] }
+func (c *sigctxt) lr() uint64 { return c.regs().regs[30] }
+func (c *sigctxt) sp() uint64 { return c.regs().sp }
+
+//go:nosplit
+//go:nowritebarrierrec
+func (c *sigctxt) pc() uint64 { return c.regs().pc }
+
+func (c *sigctxt) pstate() uint64 { return c.regs().pstate }
+func (c *sigctxt) fault() uintptr { return uintptr(c.regs().fault_address) }
+
+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_pc(x uint64) { c.regs().pc = x }
+func (c *sigctxt) set_sp(x uint64) { c.regs().sp = x }
+func (c *sigctxt) set_lr(x uint64) { c.regs().regs[30] = x }
+func (c *sigctxt) set_r28(x uint64) { c.regs().regs[28] = x }
+
+func (c *sigctxt) set_sigaddr(x uint64) {
+ *(*uintptr)(add(unsafe.Pointer(c.info), 2*sys.PtrSize)) = uintptr(x)
+}