xemu/target/nios2/helper.h
Amir Gonnen 8d855c89d1 target/nios2: Split out helper for eret instruction
The implementation of eret will become much more complex
with the introduction of shadow registers.

[rth: Split out of a larger patch for shadow register sets.
      Directly exit to the cpu loop from the helper.]

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Amir Gonnen <amir.gonnen@neuroblade.ai>
Message-Id: <20220303153906.2024748-3-amir.gonnen@neuroblade.ai>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220421151735.31996-18-richard.henderson@linaro.org>
2022-04-26 08:16:41 -07:00

29 lines
1.1 KiB
C

/*
* Altera Nios II helper routines header.
*
* Copyright (c) 2012 Chris Wulff <crwulff@gmail.com>
*
* This 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.
*
* This 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 this library; if not, see
* <http://www.gnu.org/licenses/lgpl-2.1.html>
*/
DEF_HELPER_FLAGS_2(raise_exception, TCG_CALL_NO_WG, noreturn, env, i32)
#if !defined(CONFIG_USER_ONLY)
DEF_HELPER_3(eret, noreturn, env, i32, i32)
DEF_HELPER_2(mmu_write_tlbacc, void, env, i32)
DEF_HELPER_2(mmu_write_tlbmisc, void, env, i32)
DEF_HELPER_2(mmu_write_pteaddr, void, env, i32)
#endif