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X-Received-From: 2607:f8b0:400d:c09::241 Subject: [Qemu-devel] [PATCH v3 04/30] target/sh4: Keep env->flags clean X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 If we mask off any out-of-band bits before we assign to the variable, then we don't need to clean it up when reading. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Aurelien Jarno Signed-off-by: Richard Henderson --- target/sh4/cpu.h | 2 +- target/sh4/cpu.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/target/sh4/cpu.h b/target/sh4/cpu.h index 240ed36..6d179a7 100644 --- a/target/sh4/cpu.h +++ b/target/sh4/cpu.h @@ -391,7 +391,7 @@ static inline void cpu_get_tb_cpu_state(CPUSH4State *en= v, target_ulong *pc, { *pc =3D env->pc; *cs_base =3D 0; - *flags =3D (env->flags & TB_FLAG_ENVFLAGS_MASK) /* Bits 0-2 */ + *flags =3D env->flags /* Bits = 0-2 */ | (env->fpscr & (FPSCR_FR | FPSCR_SZ | FPSCR_PR)) /* Bits 19-= 21 */ | (env->sr & ((1u << SR_MD) | (1u << SR_RB))) /* Bits 29-= 30 */ | (env->sr & (1u << SR_FD)) /* Bit 15 */ diff --git a/target/sh4/cpu.c b/target/sh4/cpu.c index 9da7e1e..8536f6d 100644 --- a/target/sh4/cpu.c +++ b/target/sh4/cpu.c @@ -39,7 +39,7 @@ static void superh_cpu_synchronize_from_tb(CPUState *cs, = TranslationBlock *tb) SuperHCPU *cpu =3D SUPERH_CPU(cs); =20 cpu->env.pc =3D tb->pc; - cpu->env.flags =3D tb->flags; + cpu->env.flags =3D tb->flags & TB_FLAG_ENVFLAGS_MASK; } =20 static bool superh_cpu_has_work(CPUState *cs) --=20 2.9.4