Extract NEC Vr54xx helpers from op_helper.c to a new file: 'vendor-vr54xx_helper.c'.
Signed-off-by: Philippe Mathieu-Daudé <f4...@amsat.org> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> Message-Id: <20201120210844.2625602-14-f4...@amsat.org> --- target/mips/op_helper.c | 118 -------------------------- target/mips/vendor-vr54xx_helper.c | 131 +++++++++++++++++++++++++++++ target/mips/meson.build | 1 + 3 files changed, 132 insertions(+), 118 deletions(-) create mode 100644 target/mips/vendor-vr54xx_helper.c diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c index dd09a4c714a..a900c008b5a 100644 --- a/target/mips/op_helper.c +++ b/target/mips/op_helper.c @@ -54,124 +54,6 @@ static void raise_exception(CPUMIPSState *env, uint32_t exception) do_raise_exception(env, exception, 0); } -/* 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/vendor-vr54xx_helper.c b/target/mips/vendor-vr54xx_helper.c new file mode 100644 index 00000000000..d8c8f648b54 --- /dev/null +++ b/target/mips/vendor-vr54xx_helper.c @@ -0,0 +1,131 @@ +/* + * MIPS NEC Vr54xx instruction emulation helpers for QEMU. + * + * Copyright (c) 2004-2005 Jocelyn Mayer + * Copyright (c) 2006 Marius Groeger (FPU operations) + * Copyright (c) 2006 Thiemo Seufer (MIPS32R2 support) + * + * 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); +} diff --git a/target/mips/meson.build b/target/mips/meson.build index aa6ac67df76..8cc1d0ca0f7 100644 --- a/target/mips/meson.build +++ b/target/mips/meson.build @@ -8,6 +8,7 @@ 'op_helper.c', 'mod-dsp_helper.c', 'mod-msa_helper.c', + 'vendor-vr54xx_helper.c', 'translate.c', )) -- 2.26.2