[PATCH v2 1/2] RISC-V: remove riscv-specific sigcontext.h

[Vincent Chen <vincent.chen@sifive.com>]

Remove riscv-specific sigcontext.h so that Glibc can directly use
sigcontext.h provided by the kernel to reduce synchronization work
when new extension support is introduced.
---
 .../unix/sysv/linux/riscv/bits/sigcontext.h   | 31 -------------------
 1 file changed, 31 deletions(-)
 delete mode 100644 sysdeps/unix/sysv/linux/riscv/bits/sigcontext.h

diff --git a/sysdeps/unix/sysv/linux/riscv/bits/sigcontext.h b/sysdeps/unix/sysv/linux/riscv/bits/sigcontext.h
deleted file mode 100644
index b6e15b5f62..0000000000
--- a/sysdeps/unix/sysv/linux/riscv/bits/sigcontext.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/* Machine-dependent signal context structure for Linux.  RISC-V version.
-   Copyright (C) 1996-2022 Free Software Foundation, Inc.  This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library.  If not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _BITS_SIGCONTEXT_H
-#define _BITS_SIGCONTEXT_H 1
-
-#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
-# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
-#endif
-
-struct sigcontext {
-  /* gregs[0] holds the program counter.  */
-  unsigned long int gregs[32];
-  unsigned long long int fpregs[66] __attribute__ ((__aligned__ (16)));
-};
-
-#endif
-- 
2.17.1