diff options
author | Philippe Mathieu-Daudé | 2020-11-16 16:41:05 +0100 |
---|---|---|
committer | Philippe Mathieu-Daudé | 2021-08-25 13:02:14 +0200 |
commit | 6629f79f53ea9a1caa3f3c842fa3d02488116486 (patch) | |
tree | 1754a11bb29109e1162efd4ac8b748b691ebfd43 | |
parent | target/mips: Extract NEC Vr54xx helper definitions (diff) | |
download | qemu-6629f79f53ea9a1caa3f3c842fa3d02488116486.tar.gz qemu-6629f79f53ea9a1caa3f3c842fa3d02488116486.tar.xz qemu-6629f79f53ea9a1caa3f3c842fa3d02488116486.zip |
target/mips: Extract NEC Vr54xx helpers to vr54xx_helper.c
Extract NEC Vr54xx helpers from op_helper.c to a new file:
'vr54xx_helper.c'.
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20201120210844.2625602-14-f4bug@amsat.org>
-rw-r--r-- | target/mips/tcg/meson.build | 1 | ||||
-rw-r--r-- | target/mips/tcg/op_helper.c | 118 | ||||
-rw-r--r-- | target/mips/tcg/vr54xx_helper.c | 142 |
3 files changed, 143 insertions, 118 deletions
diff --git a/target/mips/tcg/meson.build b/target/mips/tcg/meson.build index 70fa3dd57d..ff618a159b 100644 --- a/target/mips/tcg/meson.build +++ b/target/mips/tcg/meson.build @@ -18,6 +18,7 @@ mips_ss.add(files( 'translate.c', 'translate_addr_const.c', 'txx9_translate.c', + 'vr54xx_helper.c', )) mips_ss.add(when: 'TARGET_MIPS64', if_true: files( 'tx79_translate.c', diff --git a/target/mips/tcg/op_helper.c b/target/mips/tcg/op_helper.c index fafbf1faca..ef3dafcbb3 100644 --- a/target/mips/tcg/op_helper.c +++ b/target/mips/tcg/op_helper.c @@ -26,124 +26,6 @@ #include "exec/memop.h" #include "fpu_helper.h" -/* 64 bits arithmetic for 32 bits hosts */ -static inline uint64_t get_HILO(CPUMIPSState *env) -{ - return ((uint64_t)(env->active_tc.HI[0]) << 32) | - (uint32_t)env->active_tc.LO[0]; -} - -static inline target_ulong set_HIT0_LO(CPUMIPSState *env, uint64_t HILO) -{ - env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); - return env->active_tc.HI[0] = (int32_t)(HILO >> 32); -} - -static inline target_ulong set_HI_LOT0(CPUMIPSState *env, uint64_t HILO) -{ - target_ulong tmp = env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); - env->active_tc.HI[0] = (int32_t)(HILO >> 32); - return tmp; -} - -/* Multiplication variants of the vr54xx. */ -target_ulong helper_muls(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HI_LOT0(env, 0 - ((int64_t)(int32_t)arg1 * - (int64_t)(int32_t)arg2)); -} - -target_ulong helper_mulsu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HI_LOT0(env, 0 - (uint64_t)(uint32_t)arg1 * - (uint64_t)(uint32_t)arg2); -} - -target_ulong helper_macc(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HI_LOT0(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 * - (int64_t)(int32_t)arg2); -} - -target_ulong helper_macchi(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 * - (int64_t)(int32_t)arg2); -} - -target_ulong helper_maccu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HI_LOT0(env, (uint64_t)get_HILO(env) + - (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); -} - -target_ulong helper_macchiu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, (uint64_t)get_HILO(env) + - (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); -} - -target_ulong helper_msac(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HI_LOT0(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 * - (int64_t)(int32_t)arg2); -} - -target_ulong helper_msachi(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 * - (int64_t)(int32_t)arg2); -} - -target_ulong helper_msacu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HI_LOT0(env, (uint64_t)get_HILO(env) - - (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); -} - -target_ulong helper_msachiu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, (uint64_t)get_HILO(env) - - (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); -} - -target_ulong helper_mulhi(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, (int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2); -} - -target_ulong helper_mulhiu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, (uint64_t)(uint32_t)arg1 * - (uint64_t)(uint32_t)arg2); -} - -target_ulong helper_mulshi(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, 0 - (int64_t)(int32_t)arg1 * - (int64_t)(int32_t)arg2); -} - -target_ulong helper_mulshiu(CPUMIPSState *env, target_ulong arg1, - target_ulong arg2) -{ - return set_HIT0_LO(env, 0 - (uint64_t)(uint32_t)arg1 * - (uint64_t)(uint32_t)arg2); -} - static inline target_ulong bitswap(target_ulong v) { v = ((v >> 1) & (target_ulong)0x5555555555555555ULL) | diff --git a/target/mips/tcg/vr54xx_helper.c b/target/mips/tcg/vr54xx_helper.c new file mode 100644 index 0000000000..2255bd1116 --- /dev/null +++ b/target/mips/tcg/vr54xx_helper.c @@ -0,0 +1,142 @@ +/* + * MIPS VR5432 emulation helpers + * + * Copyright (c) 2004-2005 Jocelyn Mayer + * + * 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/>. + * + * SPDX-License-Identifier: LGPL-2.1-or-later + */ + +#include "qemu/osdep.h" +#include "cpu.h" +#include "exec/helper-proto.h" + +/* 64 bits arithmetic for 32 bits hosts */ +static inline uint64_t get_HILO(CPUMIPSState *env) +{ + return ((uint64_t)(env->active_tc.HI[0]) << 32) | + (uint32_t)env->active_tc.LO[0]; +} + +static inline target_ulong set_HIT0_LO(CPUMIPSState *env, uint64_t HILO) +{ + env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); + return env->active_tc.HI[0] = (int32_t)(HILO >> 32); +} + +static inline target_ulong set_HI_LOT0(CPUMIPSState *env, uint64_t HILO) +{ + target_ulong tmp = env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); + env->active_tc.HI[0] = (int32_t)(HILO >> 32); + return tmp; +} + +/* Multiplication variants of the vr54xx. */ +target_ulong helper_muls(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HI_LOT0(env, 0 - ((int64_t)(int32_t)arg1 * + (int64_t)(int32_t)arg2)); +} + +target_ulong helper_mulsu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HI_LOT0(env, 0 - (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} + +target_ulong helper_macc(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HI_LOT0(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 * + (int64_t)(int32_t)arg2); +} + +target_ulong helper_macchi(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, (int64_t)get_HILO(env) + (int64_t)(int32_t)arg1 * + (int64_t)(int32_t)arg2); +} + +target_ulong helper_maccu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HI_LOT0(env, (uint64_t)get_HILO(env) + (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} + +target_ulong helper_macchiu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, (uint64_t)get_HILO(env) + (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} + +target_ulong helper_msac(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HI_LOT0(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 * + (int64_t)(int32_t)arg2); +} + +target_ulong helper_msachi(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, (int64_t)get_HILO(env) - (int64_t)(int32_t)arg1 * + (int64_t)(int32_t)arg2); +} + +target_ulong helper_msacu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HI_LOT0(env, (uint64_t)get_HILO(env) - (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} + +target_ulong helper_msachiu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, (uint64_t)get_HILO(env) - (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} + +target_ulong helper_mulhi(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, (int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2); +} + +target_ulong helper_mulhiu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} + +target_ulong helper_mulshi(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, 0 - (int64_t)(int32_t)arg1 * + (int64_t)(int32_t)arg2); +} + +target_ulong helper_mulshiu(CPUMIPSState *env, target_ulong arg1, + target_ulong arg2) +{ + return set_HIT0_LO(env, 0 - (uint64_t)(uint32_t)arg1 * + (uint64_t)(uint32_t)arg2); +} |