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[Qemu-devel] [4506] Switch MIPS movn/movz to TCG.
From: |
Thiemo Seufer |
Subject: |
[Qemu-devel] [4506] Switch MIPS movn/movz to TCG. |
Date: |
Wed, 21 May 2008 02:02:40 +0000 |
Revision: 4506
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4506
Author: ths
Date: 2008-05-21 02:02:39 +0000 (Wed, 21 May 2008)
Log Message:
-----------
Switch MIPS movn/movz to TCG.
Modified Paths:
--------------
trunk/target-mips/op.c
trunk/target-mips/translate.c
Modified: trunk/target-mips/op.c
===================================================================
--- trunk/target-mips/op.c 2008-05-20 19:36:22 UTC (rev 4505)
+++ trunk/target-mips/op.c 2008-05-21 02:02:39 UTC (rev 4506)
@@ -510,20 +510,6 @@
#endif
/* Conditional moves */
-void op_movn (void)
-{
- if (T1 != 0)
- env->gpr[env->current_tc][PARAM1] = T0;
- FORCE_RET();
-}
-
-void op_movz (void)
-{
- if (T1 == 0)
- env->gpr[env->current_tc][PARAM1] = T0;
- FORCE_RET();
-}
-
void op_movf (void)
{
if (!(env->fpu->fcr31 & PARAM1))
Modified: trunk/target-mips/translate.c
===================================================================
--- trunk/target-mips/translate.c 2008-05-20 19:36:22 UTC (rev 4505)
+++ trunk/target-mips/translate.c 2008-05-21 02:02:39 UTC (rev 4506)
@@ -1707,11 +1707,23 @@
opn = "mul";
break;
case OPC_MOVN:
- gen_op_movn(rd);
+ {
+ int l1 = gen_new_label();
+
+ tcg_gen_brcond_tl(TCG_COND_EQ, cpu_T[1], tcg_const_tl(0), l1);
+ gen_op_store_gpr_T0(rd);
+ gen_set_label(l1);
+ }
opn = "movn";
goto print;
case OPC_MOVZ:
- gen_op_movz(rd);
+ {
+ int l1 = gen_new_label();
+
+ tcg_gen_brcond_tl(TCG_COND_NE, cpu_T[1], tcg_const_tl(0), l1);
+ gen_op_store_gpr_T0(rd);
+ gen_set_label(l1);
+ }
opn = "movz";
goto print;
case OPC_SLLV:
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