From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6167] Add vs{l,r}o instructions.
Date: Sun, 04 Jan 2009 22:09:20 +0000 [thread overview]
Message-ID: <E1LJb9s-0000HU-47@cvs.savannah.gnu.org> (raw)
Revision: 6167
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6167
Author: aurel32
Date: 2009-01-04 22:09:19 +0000 (Sun, 04 Jan 2009)
Log Message:
-----------
Add vs{l,r}o instructions.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-ppc/helper.h
trunk/target-ppc/op_helper.c
trunk/target-ppc/translate.c
Modified: trunk/target-ppc/helper.h
===================================================================
--- trunk/target-ppc/helper.h 2009-01-04 22:09:08 UTC (rev 6166)
+++ trunk/target-ppc/helper.h 2009-01-04 22:09:19 UTC (rev 6167)
@@ -146,6 +146,8 @@
DEF_HELPER_3(vslb, void, avr, avr, avr)
DEF_HELPER_3(vslh, void, avr, avr, avr)
DEF_HELPER_3(vslw, void, avr, avr, avr)
+DEF_HELPER_3(vslo, void, avr, avr, avr)
+DEF_HELPER_3(vsro, void, avr, avr, avr)
DEF_HELPER_1(efscfsi, i32, i32)
DEF_HELPER_1(efscfui, i32, i32)
Modified: trunk/target-ppc/op_helper.c
===================================================================
--- trunk/target-ppc/op_helper.c 2009-01-04 22:09:08 UTC (rev 6166)
+++ trunk/target-ppc/op_helper.c 2009-01-04 22:09:19 UTC (rev 6167)
@@ -17,6 +17,7 @@
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
*/
+#include <string.h>
#include "exec.h"
#include "host-utils.h"
#include "helper.h"
@@ -2103,6 +2104,19 @@
VSL(w, u32)
#undef VSL
+void helper_vslo (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+ int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf;
+
+#if defined (WORDS_BIGENDIAN)
+ memmove (&r->u8[0], &a->u8[sh], 16-sh);
+ memset (&r->u8[16-sh], 0, sh);
+#else
+ memmove (&r->u8[sh], &a->u8[0], 16-sh);
+ memset (&r->u8[0], 0, sh);
+#endif
+}
+
#define VSR(suffix, element) \
void helper_vsr##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
@@ -2121,6 +2135,19 @@
VSR(w, u32)
#undef VSR
+void helper_vsro (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+ int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf;
+
+#if defined (WORDS_BIGENDIAN)
+ memmove (&r->u8[sh], &a->u8[0], 16-sh);
+ memset (&r->u8[0], 0, sh);
+#else
+ memmove (&r->u8[0], &a->u8[sh], 16-sh);
+ memset (&r->u8[16-sh], 0, sh);
+#endif
+}
+
#undef VECTOR_FOR_INORDER_I
#undef HI_IDX
#undef LO_IDX
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2009-01-04 22:09:08 UTC (rev 6166)
+++ trunk/target-ppc/translate.c 2009-01-04 22:09:19 UTC (rev 6167)
@@ -6228,6 +6228,8 @@
GEN_VXFORM(vsrab, 2, 12);
GEN_VXFORM(vsrah, 2, 13);
GEN_VXFORM(vsraw, 2, 14);
+GEN_VXFORM(vslo, 6, 16);
+GEN_VXFORM(vsro, 6, 17);
/*** SPE extension ***/
/* Register moves */
reply other threads:[~2009-01-04 22:09 UTC|newest]
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