[Qemu-devel] [PATCH 13/40] Add vsl{b,h,w} instructions.

[Nathan Froyd]

Signed-off-by: Nathan Froyd <address@hidden>
---
 target-ppc/helper.h    |    3 +++
 target-ppc/op_helper.c |   15 +++++++++++++++
 target-ppc/translate.c |    3 +++
 3 files changed, 21 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index f2e91ca..7f3b011 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -152,6 +152,9 @@ DEF_HELPER_3(vsraw, void, avr, avr, avr)
 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)
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 55f9c8b..4addf9a 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2122,6 +2122,21 @@ VMUL(uh, u16, u32)
 #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)  \
     {                                                                   \
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 246a8fd..ff3fcb1 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6219,6 +6219,9 @@ GEN_VXFORM(vmuleub, 4, 8);
 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);
-- 
1.6.0.5