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From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Cc: Aurelien Jarno <aurelien@aurel32.net>
Subject: [Qemu-devel] [PATCH v3 06/26] tcg: improve tcg_reg_alloc_movi()
Date: Fri, 19 Oct 2012 23:38:55 +0200	[thread overview]
Message-ID: <1350682755-31635-7-git-send-email-aurelien@aurel32.net> (raw)
In-Reply-To: <1350682755-31635-1-git-send-email-aurelien@aurel32.net>

Now that the liveness analysis might mark some output temps as dead, call
temp_dead() if needed.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 tcg/tcg.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 567ec87..6586385 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1705,6 +1705,9 @@ static void tcg_reg_alloc_movi(TCGContext *s, const TCGArg *args,
     if (NEED_SYNC_ARG(0)) {
         temp_sync(s, args[0], s->reserved_regs);
     }
+    if (IS_DEAD_ARG(0)) {
+        temp_dead(s, args[0]);
+    }
 }
 
 static void tcg_reg_alloc_mov(TCGContext *s, const TCGOpDef *def,
-- 
1.7.10.4

  parent reply	other threads:[~2012-10-19 21:39 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-19 21:38 [Qemu-devel] [PATCH v3 00/26] tcg: rework liveness analysis and register allocator Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 01/26] tcg: add temp_dead() Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 02/26] tcg: add tcg_reg_sync() Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 03/26] tcg: add temp_sync() Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 04/26] tcg: sync output arguments on liveness request Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 05/26] tcg: rework liveness analysis Aurelien Jarno
2012-10-19 21:38 ` Aurelien Jarno [this message]
2012-10-19 21:38 ` [Qemu-devel] [PATCH 07/26] tcg: rewrite tcg_reg_alloc_mov() Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 08/26] tcg: always mark dead input arguments as dead Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 09/26] tcg: start with local temps in TEMP_VAL_MEM state Aurelien Jarno
2012-10-19 21:38 ` [Qemu-devel] [PATCH v3 10/26] tcg: don't explicitly save globals and temps Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 11/26] tcg: fix some op flags Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 12/26] tcg: forbid ld/st function to modify globals Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 13/26] tcg: synchronize globals for ops with side effects Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 14/26] tcg: rework TCG helper flags Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 15/26] target-alpha: rename " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 16/26] target-arm: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 17/26] target-cris: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 18/26] target-i386: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 19/26] target-microblaze: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 20/26] target-mips: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 21/26] target-ppc: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 22/26] target-s390x: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 23/26] target-sh4: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 24/26] target-sparc: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 25/26] target-xtensa: " Aurelien Jarno
2012-10-19 21:39 ` [Qemu-devel] [PATCH v3 26/26] tcg: remove compatiblity call flags Aurelien Jarno
2012-10-21 20:35 ` [Qemu-devel] [PATCH v3 00/26] tcg: rework liveness analysis and register allocator Richard Henderson

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