Add vrfi{m,n,p,z} instructions

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6512 c046a42c-6fe2-441c-8c8c-71466251a162

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 8c04ba7..3e546f3 100644 (file)
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -232,6 +232,10 @@ DEF_HELPER_3(vsum2sws, void, avr, avr, avr)
 DEF_HELPER_3(vsum4sbs, void, avr, avr, avr)
 DEF_HELPER_3(vsum4shs, void, avr, avr, avr)
 DEF_HELPER_3(vsum4ubs, void, avr, avr, avr)
+DEF_HELPER_2(vrfim, void, avr, avr)
+DEF_HELPER_2(vrfin, void, avr, avr)
+DEF_HELPER_2(vrfip, void, avr, avr)
+DEF_HELPER_2(vrfiz, void, 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 107f977..1fca5d6 100644 (file)
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2490,6 +2490,24 @@ VPK(uwum, u32, u16, I, 0)
 #undef VPK
 #undef PKBIG
 
+#define VRFI(suffix, rounding)                                          \
+    void helper_vrfi##suffix (ppc_avr_t *r, ppc_avr_t *b)               \
+    {                                                                   \
+        int i;                                                          \
+        float_status s = env->vec_status;                               \
+        set_float_rounding_mode(rounding, &s);                          \
+        for (i = 0; i < ARRAY_SIZE(r->f); i++) {                        \
+            HANDLE_NAN1(r->f[i], b->f[i]) {                             \
+                r->f[i] = float32_round_to_int (b->f[i], &s);           \
+            }                                                           \
+        }                                                               \
+    }
+VRFI(n, float_round_nearest_even)
+VRFI(m, float_round_down)
+VRFI(p, float_round_up)
+VRFI(z, float_round_to_zero)
+#undef VRFI
+
 #define VROTATE(suffix, element)                                        \
     void helper_vrl##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 59e4ced..4926ac7 100644 (file)
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6468,6 +6468,10 @@ GEN_VXFORM_NOA(vupklsb, 7, 10);
 GEN_VXFORM_NOA(vupklsh, 7, 11);
 GEN_VXFORM_NOA(vupkhpx, 7, 13);
 GEN_VXFORM_NOA(vupklpx, 7, 15);
+GEN_VXFORM_NOA(vrfim, 5, 8);
+GEN_VXFORM_NOA(vrfin, 5, 9);
+GEN_VXFORM_NOA(vrfip, 5, 10);
+GEN_VXFORM_NOA(vrfiz, 5, 11);
 
 #define GEN_VXFORM_SIMM(name, opc2, opc3)                               \
     GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)        \