From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6166] Add vsl{b,h,w} instructions.
Date: Sun, 04 Jan 2009 22:09:08 +0000 [thread overview]
Message-ID: <E1LJb9g-0008Lx-Cc@cvs.savannah.gnu.org> (raw)
Revision: 6166
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6166
Author: aurel32
Date: 2009-01-04 22:09:08 +0000 (Sun, 04 Jan 2009)
Log Message:
-----------
Add vsl{b,h,w} 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 22:08:58 UTC (rev 6165)
+++ trunk/target-ppc/helper.h 2009-01-04 22:09:08 UTC (rev 6166)
@@ -143,6 +143,9 @@
DEF_HELPER_3(vsrb, void, avr, avr, avr)
DEF_HELPER_3(vsrh, void, avr, avr, avr)
DEF_HELPER_3(vsrw, void, avr, avr, avr)
+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_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 22:08:58 UTC (rev 6165)
+++ trunk/target-ppc/op_helper.c 2009-01-04 22:09:08 UTC (rev 6166)
@@ -2088,6 +2088,21 @@
#undef VMUL_DO
#undef VMUL
+#define VSL(suffix, element) \
+ void helper_vsl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
+ { \
+ int i; \
+ for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
+ unsigned int mask = ((1 << (3 + (sizeof (a->element[0]) >> 1))) - 1); \
+ unsigned int shift = b->element[i] & mask; \
+ r->element[i] = a->element[i] << shift; \
+ } \
+ }
+VSL(b, u8)
+VSL(h, u16)
+VSL(w, u32)
+#undef VSL
+
#define VSR(suffix, element) \
void helper_vsr##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2009-01-04 22:08:58 UTC (rev 6165)
+++ trunk/target-ppc/translate.c 2009-01-04 22:09:08 UTC (rev 6166)
@@ -6219,6 +6219,9 @@
GEN_VXFORM(vmuleuh, 4, 9);
GEN_VXFORM(vmulesb, 4, 12);
GEN_VXFORM(vmulesh, 4, 13);
+GEN_VXFORM(vslb, 2, 4);
+GEN_VXFORM(vslh, 2, 5);
+GEN_VXFORM(vslw, 2, 6);
GEN_VXFORM(vsrb, 2, 8);
GEN_VXFORM(vsrh, 2, 9);
GEN_VXFORM(vsrw, 2, 10);
reply other threads:[~2009-01-04 22:09 UTC|newest]
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