[Qemu-devel] [6164] Add vmul{e,o}{s,u}{b,h} instructions.

[Qemu-devel] [6164] Add vmul{e,o}{s,u}{b,h} instructions.

[Aurelien Jarno]

Revision: 6164
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6164
Author:   aurel32
Date:     2009-01-04 22:08:48 +0000 (Sun, 04 Jan 2009)

Log Message:
-----------
Add vmul{e,o}{s,u}{b,h} 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 22:08:38 UTC (rev 6163)
+++ trunk/target-ppc/helper.h	2009-01-04 22:08:48 UTC (rev 6164)
@@ -129,6 +129,14 @@
 DEF_HELPER_3(vmrghb, void, avr, avr, avr)
 DEF_HELPER_3(vmrghh, void, avr, avr, avr)
 DEF_HELPER_3(vmrghw, void, avr, avr, avr)
+DEF_HELPER_3(vmulesb, void, avr, avr, avr)
+DEF_HELPER_3(vmulesh, void, avr, avr, avr)
+DEF_HELPER_3(vmuleub, void, avr, avr, avr)
+DEF_HELPER_3(vmuleuh, void, avr, avr, avr)
+DEF_HELPER_3(vmulosb, void, avr, avr, avr)
+DEF_HELPER_3(vmulosh, void, avr, avr, avr)
+DEF_HELPER_3(vmuloub, void, avr, avr, avr)
+DEF_HELPER_3(vmulouh, 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 22:08:38 UTC (rev 6163)
+++ trunk/target-ppc/op_helper.c	2009-01-04 22:08:48 UTC (rev 6164)
@@ -2066,6 +2066,28 @@
 #undef MRGHI
 #undef MRGLO
 
+#define VMUL_DO(name, mul_element, prod_element, evenp)                 \
+    void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)      \
+    {                                                                   \
+        int i;                                                          \
+        VECTOR_FOR_INORDER_I(i, prod_element) {                         \
+            if (evenp) {                                                \
+                r->prod_element[i] = a->mul_element[i*2+HI_IDX] * b->mul_element[i*2+HI_IDX]; \
+            } else {                                                    \
+                r->prod_element[i] = a->mul_element[i*2+LO_IDX] * b->mul_element[i*2+LO_IDX]; \
+            }                                                           \
+        }                                                               \
+    }
+#define VMUL(suffix, mul_element, prod_element) \
+  VMUL_DO(mule##suffix, mul_element, prod_element, 1) \
+  VMUL_DO(mulo##suffix, mul_element, prod_element, 0)
+VMUL(sb, s8, s16)
+VMUL(sh, s16, s32)
+VMUL(ub, u8, u16)
+VMUL(uh, u16, u32)
+#undef VMUL_DO
+#undef VMUL
+
 #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 22:08:38 UTC (rev 6163)
+++ trunk/target-ppc/translate.c	2009-01-04 22:08:48 UTC (rev 6164)
@@ -6211,6 +6211,14 @@
 GEN_VXFORM(vmrglb, 6, 4);
 GEN_VXFORM(vmrglh, 6, 5);
 GEN_VXFORM(vmrglw, 6, 6);
+GEN_VXFORM(vmuloub, 4, 0);
+GEN_VXFORM(vmulouh, 4, 1);
+GEN_VXFORM(vmulosb, 4, 4);
+GEN_VXFORM(vmulosh, 4, 5);
+GEN_VXFORM(vmuleub, 4, 8);
+GEN_VXFORM(vmuleuh, 4, 9);
+GEN_VXFORM(vmulesb, 4, 12);
+GEN_VXFORM(vmulesh, 4, 13);
 
 /***                           SPE extension                               ***/
 /* Register moves */