[Qemu-devel] [PATCH 10/14] Add vrfi{m,n,p,z} instructions

[Nathan Froyd <froydnj@codesourcery.com>]

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
---
 target-ppc/helper.h    |    4 ++++
 target-ppc/op_helper.c |   18 ++++++++++++++++++
 target-ppc/translate.c |    4 ++++
 3 files changed, 26 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index ff4b0db..3c2756e 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -244,6 +244,10 @@ DEF_HELPER_3(vaddfp, void, avr, avr, avr)
 DEF_HELPER_3(vsubfp, void, avr, avr, avr)
 DEF_HELPER_3(vmaxfp, void, avr, avr, avr)
 DEF_HELPER_3(vminfp, 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_4(vmaddfp, void, avr, avr, avr, avr)
 DEF_HELPER_4(vnmsubfp, void, avr, avr, avr, avr)
 
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 4b62735..cd35868 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2658,6 +2658,24 @@ 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 312cbcb..2c111af 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6476,6 +6476,10 @@ 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)        \
-- 
1.6.0.5