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X-Received-From: 216.71.154.45 Subject: [Qemu-devel] [PATCH v1 1/8] RISC-V: Split out mstatus_fs from tb_flags 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: "alistair23@gmail.com" , Alistair Francis Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (found 2 invalid signatures) Content-Type: text/plain; charset="utf-8" From: Richard Henderson Cc: Sagar Karandikar Cc: Bastian Koppelmann Cc: Palmer Dabbelt Cc: Alistair Francis Cc: Richard Henderson Signed-off-by: Michael Clark Reviewed-by: Michael Clark Signed-off-by: Alistair Francis --- target/riscv/cpu.h | 6 +++--- target/riscv/translate.c | 10 +++++----- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 743f02c8b9..681341f5d5 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -275,8 +275,8 @@ void QEMU_NORETURN do_raise_exception_err(CPURISCVState= *env, target_ulong cpu_riscv_get_fflags(CPURISCVState *env); void cpu_riscv_set_fflags(CPURISCVState *env, target_ulong); =20 -#define TB_FLAGS_MMU_MASK 3 -#define TB_FLAGS_FP_ENABLE MSTATUS_FS +#define TB_FLAGS_MMU_MASK 3 +#define TB_FLAGS_MSTATUS_FS MSTATUS_FS =20 static inline void cpu_get_tb_cpu_state(CPURISCVState *env, target_ulong *= pc, target_ulong *cs_base, uint32_t *f= lags) @@ -284,7 +284,7 @@ static inline void cpu_get_tb_cpu_state(CPURISCVState *= env, target_ulong *pc, *pc =3D env->pc; *cs_base =3D 0; #ifdef CONFIG_USER_ONLY - *flags =3D TB_FLAGS_FP_ENABLE; + *flags =3D TB_FLAGS_MSTATUS_FS; #else *flags =3D cpu_mmu_index(env, 0) | (env->mstatus & MSTATUS_FS); #endif diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 312bf298b3..3d07d651b6 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -44,7 +44,7 @@ typedef struct DisasContext { /* pc_succ_insn points to the instruction following base.pc_next */ target_ulong pc_succ_insn; uint32_t opcode; - uint32_t flags; + uint32_t mstatus_fs; uint32_t mem_idx; /* Remember the rounding mode encoded in the previous fp instruction, which we have already installed into env->fp_status. Or -1 for @@ -656,7 +656,7 @@ static void gen_fp_load(DisasContext *ctx, uint32_t opc= , int rd, { TCGv t0; =20 - if (!(ctx->flags & TB_FLAGS_FP_ENABLE)) { + if (ctx->mstatus_fs =3D=3D 0) { gen_exception_illegal(ctx); return; } @@ -686,7 +686,7 @@ static void gen_fp_store(DisasContext *ctx, uint32_t op= c, int rs1, { TCGv t0; =20 - if (!(ctx->flags & TB_FLAGS_FP_ENABLE)) { + if (ctx->mstatus_fs =3D=3D 0) { gen_exception_illegal(ctx); return; } @@ -945,7 +945,7 @@ static void gen_fp_arith(DisasContext *ctx, uint32_t op= c, int rd, { TCGv t0 =3D NULL; =20 - if (!(ctx->flags & TB_FLAGS_FP_ENABLE)) { + if (ctx->mstatus_fs =3D=3D 0) { goto do_illegal; } =20 @@ -1818,8 +1818,8 @@ static void riscv_tr_init_disas_context(DisasContextB= ase *dcbase, CPUState *cs) DisasContext *ctx =3D container_of(dcbase, DisasContext, base); =20 ctx->pc_succ_insn =3D ctx->base.pc_first; - ctx->flags =3D ctx->base.tb->flags; ctx->mem_idx =3D ctx->base.tb->flags & TB_FLAGS_MMU_MASK; + ctx->mstatus_fs =3D ctx->base.tb->flags & TB_FLAGS_MSTATUS_FS; ctx->frm =3D -1; /* unknown rounding mode */ } =20 --=20 2.19.1