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[Qemu-devel] [5125] SH4: final conversion to TCG
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [5125] SH4: final conversion to TCG |
Date: |
Mon, 01 Sep 2008 22:12:06 +0000 |
Revision: 5125
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5125
Author: aurel32
Date: 2008-09-01 22:12:06 +0000 (Mon, 01 Sep 2008)
Log Message:
-----------
SH4: final conversion to TCG
Signed-off-by: Aurelien Jarno <address@hidden>
Modified Paths:
--------------
trunk/configure
trunk/target-sh4/helper.h
trunk/target-sh4/op_helper.c
trunk/target-sh4/translate.c
Removed Paths:
-------------
trunk/target-sh4/op.c
Modified: trunk/configure
===================================================================
--- trunk/configure 2008-09-01 22:11:56 UTC (rev 5124)
+++ trunk/configure 2008-09-01 22:12:06 UTC (rev 5125)
@@ -1427,10 +1427,8 @@
;;
sh4|sh4eb)
echo "TARGET_ARCH=sh4" >> $config_mak
- echo "CONFIG_DYNGEN_OP=yes" >> $config_mak
echo "#define TARGET_ARCH \"sh4\"" >> $config_h
echo "#define TARGET_SH4 1" >> $config_h
- echo "#define CONFIG_DYNGEN_OP 1" >> $config_h
bflt="yes"
;;
sparc)
Modified: trunk/target-sh4/helper.h
===================================================================
--- trunk/target-sh4/helper.h 2008-09-01 22:11:56 UTC (rev 5124)
+++ trunk/target-sh4/helper.h 2008-09-01 22:12:06 UTC (rev 5125)
@@ -37,6 +37,7 @@
DEF_HELPER(uint64_t, helper_float_DT, (uint32_t))
DEF_HELPER(uint32_t, helper_fmul_FT, (uint32_t, uint32_t))
DEF_HELPER(uint64_t, helper_fmul_DT, (uint64_t, uint64_t))
+DEF_HELPER(uint32_t, helper_fneg_T, (uint32_t))
DEF_HELPER(uint32_t, helper_fsub_FT, (uint32_t, uint32_t))
DEF_HELPER(uint64_t, helper_fsub_DT, (uint64_t, uint64_t))
DEF_HELPER(uint32_t, helper_fsqrt_FT, (uint32_t))
Deleted: trunk/target-sh4/op.c
===================================================================
--- trunk/target-sh4/op.c 2008-09-01 22:11:56 UTC (rev 5124)
+++ trunk/target-sh4/op.c 2008-09-01 22:12:06 UTC (rev 5125)
@@ -1,27 +0,0 @@
-/*
- * SH4 emulation
- *
- * Copyright (c) 2005 Samuel Tardieu
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-#include "exec.h"
-
-void OPPROTO op_fneg_frN(void)
-{
- env->fregs[PARAM1] = float32_chs(env->fregs[PARAM1]);
- RETURN();
-}
-
Modified: trunk/target-sh4/op_helper.c
===================================================================
--- trunk/target-sh4/op_helper.c 2008-09-01 22:11:56 UTC (rev 5124)
+++ trunk/target-sh4/op_helper.c 2008-09-01 22:12:06 UTC (rev 5125)
@@ -489,6 +489,12 @@
return *(uint64_t*)(&ret);
}
+uint32_t helper_fneg_T(uint32_t t0)
+{
+ float32 ret = float32_chs(*(float32*)&t0);
+ return *(uint32_t*)(&ret);
+}
+
uint32_t helper_fsqrt_FT(uint32_t t0)
{
float32 ret = float32_sqrt(*(float32*)&t0, &env->fp_status);
Modified: trunk/target-sh4/translate.c
===================================================================
--- trunk/target-sh4/translate.c 2008-09-01 22:11:56 UTC (rev 5124)
+++ trunk/target-sh4/translate.c 2008-09-01 22:12:06 UTC (rev 5125)
@@ -1593,7 +1593,13 @@
}
return;
case 0xf04d: /* fneg FRn/DRn - FPSCR: Nothing */
- gen_op_fneg_frN(FREG(B11_8));
+ {
+ TCGv fp = tcg_temp_new(TCG_TYPE_I32);
+ gen_load_fpr32(fp, FREG(B11_8));
+ tcg_gen_helper_1_1(helper_fneg_T, fp, fp);
+ gen_store_fpr32(fp, FREG(B11_8));
+ tcg_temp_free(fp);
+ }
return;
case 0xf05d: /* fabs FRn/DRn */
if (ctx->fpscr & FPSCR_PR) {
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