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[Qemu-devel] [PATCH v5 + 1/2] target/aarch64: optimize cross-page direct


From: Emilio G. Cota
Subject: [Qemu-devel] [PATCH v5 + 1/2] target/aarch64: optimize cross-page direct jumps in softmmu
Date: Fri, 28 Apr 2017 15:17:24 -0400

Perf numbers in next commit's log.

Signed-off-by: Emilio G. Cota <address@hidden>
---
 target/arm/translate-a64.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 24de30d..5b691fc 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -373,8 +373,7 @@ static inline void gen_goto_tb(DisasContext *s, int n, 
uint64_t dest)
         } else if (s->singlestep_enabled) {
             gen_exception_internal(EXCP_DEBUG);
         } else {
-            tcg_gen_exit_tb(0);
-            s->is_jmp = DISAS_TB_JUMP;
+            tcg_gen_lookup_and_goto_ptr(cpu_pc);
         }
     }
 }
-- 
2.7.4




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