From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1O7C1b-0000IO-Rs for qemu-devel@nongnu.org; Wed, 28 Apr 2010 14:30:19 -0400 Received: from [140.186.70.92] (port=46586 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1O7C1V-0000Es-HT for qemu-devel@nongnu.org; Wed, 28 Apr 2010 14:30:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1O7C1Q-0004QF-Re for qemu-devel@nongnu.org; Wed, 28 Apr 2010 14:30:13 -0400 Received: from are.twiddle.net ([75.149.56.221]:36474) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O7C1Q-0004Pa-Ku for qemu-devel@nongnu.org; Wed, 28 Apr 2010 14:30:08 -0400 Message-Id: <6fd466d920f00ec7ea42dcc43c8c2f0e9f99eaf2.1272479073.git.rth@twiddle.net> In-Reply-To: References: From: Richard Henderson Date: Tue, 13 Apr 2010 15:26:17 -0700 Subject: [Qemu-devel] [PATCH 02/22] tcg-i386: Tidy initialization of tcg_target_call_clobber_regs. List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aurelien@aurel32.net Setting the registers one by one is easier to read, and gets optimized by the compiler just the same. Signed-off-by: Richard Henderson --- tcg/i386/tcg-target.c | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-) diff --git a/tcg/i386/tcg-target.c b/tcg/i386/tcg-target.c index f5c24f7..359f81b 100644 --- a/tcg/i386/tcg-target.c +++ b/tcg/i386/tcg-target.c @@ -1365,11 +1365,12 @@ void tcg_target_init(TCGContext *s) #endif tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I32], 0, 0xff); - tcg_regset_set32(tcg_target_call_clobber_regs, 0, - (1 << TCG_REG_EAX) | - (1 << TCG_REG_EDX) | - (1 << TCG_REG_ECX)); - + + tcg_regset_clear(tcg_target_call_clobber_regs); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_EAX); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_EDX); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_ECX); + tcg_regset_clear(s->reserved_regs); tcg_regset_set_reg(s->reserved_regs, TCG_REG_ESP); -- 1.6.6.1