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[PULL 21/63] target/cris: Fold unhandled X_FLAG changes into cpustate_ch


From: Richard Henderson
Subject: [PULL 21/63] target/cris: Fold unhandled X_FLAG changes into cpustate_changed
Date: Tue, 29 Jun 2021 11:54:13 -0700

We really do this already, by including them into the same test.
This just hoists the expression up a bit.

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 | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/target/cris/translate.c b/target/cris/translate.c
index e14b7acb10..80276ae84d 100644
--- a/target/cris/translate.c
+++ b/target/cris/translate.c
@@ -3217,6 +3217,10 @@ static void cris_tr_translate_insn(DisasContextBase 
*dcbase, CPUState *cs)
         cris_clear_x_flag(dc);
     }
 
+    /* Fold unhandled changes to X_FLAG into cpustate_changed. */
+    dc->cpustate_changed |= !dc->flagx_known;
+    dc->cpustate_changed |= dc->flags_x != (dc->base.tb->flags & X_FLAG);
+
     /*
      * Check for delayed branches here.  If we do it before
      * actually generating any host code, the simulator will just
@@ -3227,9 +3231,7 @@ static void cris_tr_translate_insn(DisasContextBase 
*dcbase, CPUState *cs)
             t_gen_movi_env_TN(dslot, 0);
         }
 
-        if (dc->cpustate_changed
-            || !dc->flagx_known
-            || (dc->flags_x != (dc->base.tb->flags & X_FLAG))) {
+        if (dc->cpustate_changed) {
             cris_store_direct_jmp(dc);
         }
 
@@ -3263,10 +3265,7 @@ static void cris_tr_translate_insn(DisasContextBase 
*dcbase, CPUState *cs)
     }
 
     /* Force an update if the per-tb cpu state has changed.  */
-    if (dc->base.is_jmp == DISAS_NEXT
-        && (dc->cpustate_changed
-            || !dc->flagx_known
-            || (dc->flags_x != (dc->base.tb->flags & X_FLAG)))) {
+    if (dc->base.is_jmp == DISAS_NEXT && dc->cpustate_changed) {
         dc->base.is_jmp = DISAS_UPDATE;
         tcg_gen_movi_tl(env_pc, dc->pc);
     }
-- 
2.25.1




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