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From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6836] target-i386: use the new bswap* TCG ops
Date: Fri, 13 Mar 2009 09:35:41 +0000	[thread overview]
Message-ID: <E1Li3np-00073R-SF@cvs.savannah.gnu.org> (raw)

Revision: 6836
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6836
Author:   aurel32
Date:     2009-03-13 09:35:41 +0000 (Fri, 13 Mar 2009)
Log Message:
-----------
target-i386: use the new bswap* TCG ops

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

Modified Paths:
--------------
    trunk/target-i386/translate.c

Modified: trunk/target-i386/translate.c
===================================================================
--- trunk/target-i386/translate.c	2009-03-13 09:35:34 UTC (rev 6835)
+++ trunk/target-i386/translate.c	2009-03-13 09:35:41 UTC (rev 6836)
@@ -6643,23 +6643,13 @@
             tcg_gen_bswap64_i64(cpu_T[0], cpu_T[0]);
             gen_op_mov_reg_T0(OT_QUAD, reg);
         } else
+#endif
         {
-            TCGv_i32 tmp0;
             gen_op_mov_TN_reg(OT_LONG, 0, reg);
-            
-            tmp0 = tcg_temp_new_i32();
-            tcg_gen_trunc_i64_i32(tmp0, cpu_T[0]);
-            tcg_gen_bswap32_i32(tmp0, tmp0);
-            tcg_gen_extu_i32_i64(cpu_T[0], tmp0);
+            tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]);
+            tcg_gen_bswap32_tl(cpu_T[0], cpu_T[0]);
             gen_op_mov_reg_T0(OT_LONG, reg);
         }
-#else
-        {
-            gen_op_mov_TN_reg(OT_LONG, 0, reg);
-            tcg_gen_bswap32_i32(cpu_T[0], cpu_T[0]);
-            gen_op_mov_reg_T0(OT_LONG, reg);
-        }
-#endif
         break;
     case 0xd6: /* salc */
         if (CODE64(s))

                 reply	other threads:[~2009-03-13  9:35 UTC|newest]

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