From: Aurelien Jarno <aurelien@aurel32.net>
Date: Tue, 9 Oct 2012 19:53:07 +0000 (+0200)
Subject: tcg: start with local temps in TEMP_VAL_MEM state
X-Git-Tag: v1.3.0-rc0~167
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7dfd8c6aa1d0691d03c5ccc9b0c5a93bcf00f768;p=thirdparty%2Fqemu.git

tcg: start with local temps in TEMP_VAL_MEM state

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>
---

diff --git a/tcg/tcg.c b/tcg/tcg.c
index d81b62883ab..83336673aa9 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;
     }