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[Qemu-devel] [6170] Add vrl{b,h,w} instructions.
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [6170] Add vrl{b,h,w} instructions. |
Date: |
Sun, 04 Jan 2009 22:09:53 +0000 |
Revision: 6170
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6170
Author: aurel32
Date: 2009-01-04 22:09:52 +0000 (Sun, 04 Jan 2009)
Log Message:
-----------
Add vrl{b,h,w} instructions.
Signed-off-by: Nathan Froyd <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
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 22:09:42 UTC (rev 6169)
+++ trunk/target-ppc/helper.h 2009-01-04 22:09:52 UTC (rev 6170)
@@ -152,6 +152,9 @@
DEF_HELPER_3(vsubcuw, void, avr, avr, avr)
DEF_HELPER_2(lvsl, void, avr, tl);
DEF_HELPER_2(lvsr, void, avr, tl);
+DEF_HELPER_3(vrlb, void, avr, avr, avr)
+DEF_HELPER_3(vrlh, void, avr, avr, avr)
+DEF_HELPER_3(vrlw, 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 22:09:42 UTC (rev 6169)
+++ trunk/target-ppc/op_helper.c 2009-01-04 22:09:52 UTC (rev 6170)
@@ -2115,6 +2115,21 @@
#undef VMUL_DO
#undef VMUL
+#define VROTATE(suffix, element) \
+ void helper_vrl##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) | (a->element[i] >>
(sizeof(a->element[0]) * 8 - shift)); \
+ } \
+ }
+VROTATE(b, u8)
+VROTATE(h, u16)
+VROTATE(w, u32)
+#undef VROTATE
+
#define VSL(suffix, element) \
void helper_vsl##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 22:09:42 UTC (rev 6169)
+++ trunk/target-ppc/translate.c 2009-01-04 22:09:52 UTC (rev 6170)
@@ -6264,6 +6264,9 @@
GEN_VXFORM(vsro, 6, 17);
GEN_VXFORM(vaddcuw, 0, 6);
GEN_VXFORM(vsubcuw, 0, 22);
+GEN_VXFORM(vrlb, 2, 0);
+GEN_VXFORM(vrlh, 2, 1);
+GEN_VXFORM(vrlw, 2, 2);
/*** SPE extension ***/
/* Register moves */
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