From: Richard Henderson <richard.henderson@linaro.org>
Date: Sat, 12 Dec 2020 15:08:02 +0000 (-0600)
Subject: tcg: Do not flush icache for interpreter
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=df5d2b1658b988cb2be557e9f3114115935506ef;p=qemu.git

tcg: Do not flush icache for interpreter

This is currently a no-op within tci/tcg-target.h, but
is about to be moved to a more generic location.

Reviewed-by: Joelle van Dyne <j@getutm.app>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 95aacc8597..9bdc450196 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1078,7 +1078,9 @@ void tcg_prologue_init(TCGContext *s)
 #endif
 
     buf1 = s->code_ptr;
+#ifndef CONFIG_TCG_INTERPRETER
     flush_icache_range((uintptr_t)buf0, (uintptr_t)buf1);
+#endif
 
     /* Deduct the prologue from the buffer.  */
     prologue_size = tcg_current_code_size(s);
@@ -4324,8 +4326,10 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb)
         return -2;
     }
 
+#ifndef CONFIG_TCG_INTERPRETER
     /* flush instruction cache */
     flush_icache_range((uintptr_t)s->code_buf, (uintptr_t)s->code_ptr);
+#endif
 
     return tcg_current_code_size(s);
 }