[Qemu-devel] [PATCH 23/40] Add vspltis{b,h,w} instructions.

[Nathan Froyd <froydnj@codesourcery.com>]

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
---
 target-ppc/helper.h    |    3 +++
 target-ppc/op_helper.c |   17 +++++++++++++++++
 target-ppc/translate.c |    4 ++++
 3 files changed, 24 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 02e3c10..9fbcc4a 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -179,6 +179,9 @@ DEF_HELPER_3(vrlw, void, avr, avr, avr)
 DEF_HELPER_3(vsl, void, avr, avr, avr)
 DEF_HELPER_3(vsr, void, avr, avr, avr)
 DEF_HELPER_4(vsldoi, void, avr, avr, avr, i32)
+DEF_HELPER_2(vspltisb, void, avr, i32)
+DEF_HELPER_2(vspltish, void, avr, i32)
+DEF_HELPER_2(vspltisw, void, avr, i32)
 
 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 d0748b2..55f341f 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2302,6 +2302,23 @@ void helper_vslo (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 #endif
 }
 
+#define VSPLTI(suffix, element, splat_type)                     \
+    void helper_vspltis##suffix (ppc_avr_t *r, uint32_t splat)  \
+    {                                                           \
+        splat_type x = (splat_type)splat;                       \
+        int i;                                                  \
+        /* 5-bit sign extension.  */                            \
+        if (x & 0x10)                                           \
+            x -= 0x20;                                          \
+        for (i = 0; i < ARRAY_SIZE(r->element); i++) {          \
+            r->element[i] = x;                                  \
+        }                                                       \
+    }
+VSPLTI(b, s8, int8_t)
+VSPLTI(h, s16, int16_t)
+VSPLTI(w, s32, int32_t)
+#undef VSPLTI
+
 #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 e590476..d9c1e60 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6339,6 +6339,10 @@ GEN_VXFORM(vsr, 2, 11);
         tcg_temp_free_ptr(rd);                                          \
     }
 
+GEN_VXFORM_SIMM(vspltisb, 6, 12);
+GEN_VXFORM_SIMM(vspltish, 6, 13);
+GEN_VXFORM_SIMM(vspltisw, 6, 14);
+
 #define GEN_VXRFORM1(opname, name, str, opc2, opc3)                     \
     GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC)   \
     {                                                                   \
-- 
1.6.0.5