diff mbox series

[PULL,16/63] target/cris: Mark exceptions as DISAS_NORETURN

Message ID 20210629185455.3131172-17-richard.henderson@linaro.org
State Accepted
Commit 1dd09c47f69be6e9dbdf18248730b2e20d72d1ef
Headers show
Series tcg patch queue | expand

Commit Message

Richard Henderson June 29, 2021, 6:54 p.m. UTC 
After we've raised the exception, we have left the TB.

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>

Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/cris/translate.c         | 5 +++--
 target/cris/translate_v10.c.inc | 3 ++-
 2 files changed, 5 insertions(+), 3 deletions(-)

-- 
2.25.1
diff mbox series

Patch

diff --git a/target/cris/translate.c b/target/cris/translate.c
index e086ff9131..24dbae6d58 100644
--- a/target/cris/translate.c
+++ b/target/cris/translate.c
@@ -2873,6 +2873,7 @@  static int dec_rfe_etc(CPUCRISState *env, DisasContext *dc)
                        -offsetof(CRISCPU, env) + offsetof(CPUState, halted));
         tcg_gen_movi_tl(env_pc, dc->pc + 2);
         t_gen_raise_exception(EXCP_HLT);
+        dc->base.is_jmp = DISAS_NORETURN;
         return 2;
     }
 
@@ -2900,7 +2901,7 @@  static int dec_rfe_etc(CPUCRISState *env, DisasContext *dc)
         /* Breaks start at 16 in the exception vector.  */
         t_gen_movi_env_TN(trap_vector, dc->op1 + 16);
         t_gen_raise_exception(EXCP_BREAK);
-        dc->base.is_jmp = DISAS_UPDATE;
+        dc->base.is_jmp = DISAS_NORETURN;
         break;
     default:
         printf("op2=%x\n", dc->op2);
@@ -3188,7 +3189,7 @@  void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int max_insns)
             cris_evaluate_flags(dc);
             tcg_gen_movi_tl(env_pc, dc->pc);
             t_gen_raise_exception(EXCP_DEBUG);
-            dc->base.is_jmp = DISAS_UPDATE;
+            dc->base.is_jmp = DISAS_NORETURN;
             /* The address covered by the breakpoint must be included in
                [tb->pc, tb->pc + tb->size) in order to for it to be
                properly cleared -- thus we increment the PC here so that
diff --git a/target/cris/translate_v10.c.inc b/target/cris/translate_v10.c.inc
index dd44a7eb97..0ba2aca96f 100644
--- a/target/cris/translate_v10.c.inc
+++ b/target/cris/translate_v10.c.inc
@@ -61,6 +61,7 @@  static inline void cris_illegal_insn(DisasContext *dc)
 {
     qemu_log_mask(LOG_GUEST_ERROR, "illegal insn at pc=%x\n", dc->pc);
     t_gen_raise_exception(EXCP_BREAK);
+    dc->base.is_jmp = DISAS_NORETURN;
 }
 
 static void gen_store_v10_conditional(DisasContext *dc, TCGv addr, TCGv val,
@@ -1169,7 +1170,7 @@  static unsigned int dec10_ind(CPUCRISState *env, DisasContext *dc)
                     t_gen_mov_env_TN(trap_vector, c);
                     tcg_temp_free(c);
                     t_gen_raise_exception(EXCP_BREAK);
-                    dc->base.is_jmp = DISAS_UPDATE;
+                    dc->base.is_jmp = DISAS_NORETURN;
                     return insn_len;
                 }
                 LOG_DIS("%d: jump.%d %d r%d r%d\n", __LINE__, size,