[Qemu-devel] [PATCH 15/40] Add v{add,sub}cuw instructions.

[Nathan Froyd]

Signed-off-by: Nathan Froyd <address@hidden>
---
 target-ppc/helper.h    |    2 ++
 target-ppc/op_helper.c |   16 ++++++++++++++++
 target-ppc/translate.c |    2 ++
 3 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 8f6f059..a784fae 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -157,6 +157,8 @@ 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_3(vaddcuw, void, avr, avr, avr)
+DEF_HELPER_3(vsubcuw, 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 5451403..b671247 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -1972,6 +1972,14 @@ target_ulong helper_dlmzb (target_ulong high, 
target_ulong low, uint32_t update_
   for (index = ARRAY_SIZE(r->element)-1; index >= 0; index--)
 #endif
 
+void helper_vaddcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+    int i;
+    for (i = 0; i < ARRAY_SIZE(r->u32); i++) {
+        r->u32[i] = ~a->u32[i] < b->u32[i];
+    }
+}
+
 #define VARITH_DO(name, op, element)        \
 void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)          \
 {                                                                       \
@@ -2182,6 +2190,14 @@ void helper_vsro (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t 
*b)
 #endif
 }
 
+void helper_vsubcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+    int i;
+    for (i = 0; i < ARRAY_SIZE(r->u32); i++) {
+        r->u32[i] = a->u32[i] >= b->u32[i];
+    }
+}
+
 #undef VECTOR_FOR_INORDER_I
 #undef HI_IDX
 #undef LO_IDX
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 2c4b29a..8dbe14a 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6230,6 +6230,8 @@ GEN_VXFORM(vsrah, 2, 13);
 GEN_VXFORM(vsraw, 2, 14);
 GEN_VXFORM(vslo, 6, 16);
 GEN_VXFORM(vsro, 6, 17);
+GEN_VXFORM(vaddcuw, 0, 6);
+GEN_VXFORM(vsubcuw, 0, 22);
 
 #define GEN_VXRFORM1(opname, name, str, opc2, opc3)                     \
     GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC)   \
-- 
1.6.0.5