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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x629.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1634056471773100001 Content-Type: text/plain; charset="utf-8" GDB single-stepping is now handled generically, which means we don't need to do anything in the wrappers. Signed-off-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/translate.c | 27 +------------------ .../riscv/insn_trans/trans_privileged.c.inc | 4 +-- target/riscv/insn_trans/trans_rvi.c.inc | 8 +++--- target/riscv/insn_trans/trans_rvv.c.inc | 2 +- 4 files changed, 7 insertions(+), 34 deletions(-) diff --git a/target/riscv/translate.c b/target/riscv/translate.c index d2442f0cf5..6d7fbca1fa 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -149,31 +149,6 @@ static void generate_exception_mtval(DisasContext *ctx= , int excp) ctx->base.is_jmp =3D DISAS_NORETURN; } =20 -static void gen_exception_debug(void) -{ - gen_helper_raise_exception(cpu_env, tcg_constant_i32(EXCP_DEBUG)); -} - -/* Wrapper around tcg_gen_exit_tb that handles single stepping */ -static void exit_tb(DisasContext *ctx) -{ - if (ctx->base.singlestep_enabled) { - gen_exception_debug(); - } else { - tcg_gen_exit_tb(NULL, 0); - } -} - -/* Wrapper around tcg_gen_lookup_and_goto_ptr that handles single stepping= */ -static void lookup_and_goto_ptr(DisasContext *ctx) -{ - if (ctx->base.singlestep_enabled) { - gen_exception_debug(); - } else { - tcg_gen_lookup_and_goto_ptr(); - } -} - static void gen_exception_illegal(DisasContext *ctx) { generate_exception(ctx, RISCV_EXCP_ILLEGAL_INST); @@ -192,7 +167,7 @@ static void gen_goto_tb(DisasContext *ctx, int n, targe= t_ulong dest) tcg_gen_exit_tb(ctx->base.tb, n); } else { tcg_gen_movi_tl(cpu_pc, dest); - lookup_and_goto_ptr(ctx); + tcg_gen_lookup_and_goto_ptr(); } } =20 diff --git a/target/riscv/insn_trans/trans_privileged.c.inc b/target/riscv/= insn_trans/trans_privileged.c.inc index a7afcb15ce..75c6ef80a6 100644 --- a/target/riscv/insn_trans/trans_privileged.c.inc +++ b/target/riscv/insn_trans/trans_privileged.c.inc @@ -78,7 +78,7 @@ static bool trans_sret(DisasContext *ctx, arg_sret *a) =20 if (has_ext(ctx, RVS)) { gen_helper_sret(cpu_pc, cpu_env, cpu_pc); - exit_tb(ctx); /* no chaining */ + tcg_gen_exit_tb(NULL, 0); /* no chaining */ ctx->base.is_jmp =3D DISAS_NORETURN; } else { return false; @@ -94,7 +94,7 @@ static bool trans_mret(DisasContext *ctx, arg_mret *a) #ifndef CONFIG_USER_ONLY tcg_gen_movi_tl(cpu_pc, ctx->base.pc_next); gen_helper_mret(cpu_pc, cpu_env, cpu_pc); - exit_tb(ctx); /* no chaining */ + tcg_gen_exit_tb(NULL, 0); /* no chaining */ ctx->base.is_jmp =3D DISAS_NORETURN; return true; #else diff --git a/target/riscv/insn_trans/trans_rvi.c.inc b/target/riscv/insn_tr= ans/trans_rvi.c.inc index 920ae0edb3..a6a57c94bb 100644 --- a/target/riscv/insn_trans/trans_rvi.c.inc +++ b/target/riscv/insn_trans/trans_rvi.c.inc @@ -71,9 +71,7 @@ static bool trans_jalr(DisasContext *ctx, arg_jalr *a) if (a->rd !=3D 0) { tcg_gen_movi_tl(cpu_gpr[a->rd], ctx->pc_succ_insn); } - - /* No chaining with JALR. */ - lookup_and_goto_ptr(ctx); + tcg_gen_lookup_and_goto_ptr(); =20 if (misaligned) { gen_set_label(misaligned); @@ -421,7 +419,7 @@ static bool trans_fence_i(DisasContext *ctx, arg_fence_= i *a) * however we need to end the translation block */ tcg_gen_movi_tl(cpu_pc, ctx->pc_succ_insn); - exit_tb(ctx); + tcg_gen_exit_tb(NULL, 0); ctx->base.is_jmp =3D DISAS_NORETURN; return true; } @@ -430,7 +428,7 @@ static bool do_csr_post(DisasContext *ctx) { /* We may have changed important cpu state -- exit to main loop. */ tcg_gen_movi_tl(cpu_pc, ctx->pc_succ_insn); - exit_tb(ctx); + tcg_gen_exit_tb(NULL, 0); ctx->base.is_jmp =3D DISAS_NORETURN; return true; } diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index fa451938f1..081a5ca34d 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -41,7 +41,7 @@ static bool trans_vsetvl(DisasContext *ctx, arg_vsetvl *a) gen_set_gpr(ctx, a->rd, dst); =20 tcg_gen_movi_tl(cpu_pc, ctx->pc_succ_insn); - lookup_and_goto_ptr(ctx); + tcg_gen_lookup_and_goto_ptr(); ctx->base.is_jmp =3D DISAS_NORETURN; return true; } --=20 2.25.1