From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [5675] target-mips: optimize gen_save_pc()
Date: Tue, 11 Nov 2008 11:36:04 +0000 [thread overview]
Message-ID: <E1KzrXQ-0003J4-M4@cvs.savannah.gnu.org> (raw)
Revision: 5675
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5675
Author: aurel32
Date: 2008-11-11 11:36:04 +0000 (Tue, 11 Nov 2008)
Log Message:
-----------
target-mips: optimize gen_save_pc()
We obviously don't need to use a temporary variable to write PC.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-mips/translate.c
Modified: trunk/target-mips/translate.c
===================================================================
--- trunk/target-mips/translate.c 2008-11-11 11:34:39 UTC (rev 5674)
+++ trunk/target-mips/translate.c 2008-11-11 11:36:04 UTC (rev 5675)
@@ -827,11 +827,7 @@
static inline void gen_save_pc(target_ulong pc)
{
- TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
-
- tcg_gen_movi_tl(r_tmp, pc);
- tcg_gen_mov_tl(cpu_PC, r_tmp);
- tcg_temp_free(r_tmp);
+ tcg_gen_movi_tl(cpu_PC, pc);
}
static inline void save_cpu_state (DisasContext *ctx, int do_save_pc)
next reply other threads:[~2008-11-11 11:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-11 11:36 Aurelien Jarno [this message]
2008-11-11 16:59 ` [Qemu-devel] [5675] target-mips: optimize gen_save_pc() Andreas Färber
2008-11-12 10:04 ` Aurélien Jarno
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