unix: use struct pt_regs for PtraceRegs on mips
On mips, "struct user" bears no relation to the actual structure used by
PTRACE_GETREGS. The real structure is "struct pt_regs" which is declared
in asm/ptrace.h
Fixes golang/go#20338.
Change-Id: I604d27bd2b0a0903784380cbd3fa2fd9b9811fa5
Reviewed-on: https://go-review.googlesource.com/43431
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
diff --git a/unix/syscall_linux_mips64x.go b/unix/syscall_linux_mips64x.go
index 1f7b613..73318e5 100644
--- a/unix/syscall_linux_mips64x.go
+++ b/unix/syscall_linux_mips64x.go
@@ -183,9 +183,9 @@
s.Blocks = st.Blocks
}
-func (r *PtraceRegs) PC() uint64 { return r.Regs[64] }
+func (r *PtraceRegs) PC() uint64 { return r.Epc }
-func (r *PtraceRegs) SetPC(pc uint64) { r.Regs[64] = pc }
+func (r *PtraceRegs) SetPC(pc uint64) { r.Epc = pc }
func (iov *Iovec) SetLen(length int) {
iov.Len = uint64(length)
