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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 09/26] tcg: start with local temps in TEMP_VAL_MEM state
Date: Fri, 19 Oct 2012 23:38:58 +0200	[thread overview]
Message-ID: <1350682755-31635-10-git-send-email-aurelien@aurel32.net> (raw)
In-Reply-To: <1350682755-31635-1-git-send-email-aurelien@aurel32.net>

Start with local temps in TEMP_VAL_MEM state, to make possible a later
check that all the temps are correctly saved back to memory.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 tcg/tcg.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tcg/tcg.c b/tcg/tcg.c
index d81b628..8333667 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -776,7 +776,11 @@ static void tcg_reg_alloc_start(TCGContext *s)
     }
     for(i = s->nb_globals; i < s->nb_temps; i++) {
         ts = &s->temps[i];
-        ts->val_type = TEMP_VAL_DEAD;
+        if (ts->temp_local) {
+            ts->val_type = TEMP_VAL_MEM;
+        } else {
+            ts->val_type = TEMP_VAL_DEAD;
+        }
         ts->mem_allocated = 0;
         ts->fixed_reg = 0;
     }
-- 
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 ` [Qemu-devel] [PATCH v3 06/26] tcg: improve tcg_reg_alloc_movi() Aurelien Jarno
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 ` Aurelien Jarno [this message]
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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