[Qemu-devel] [PATCH 11/14] Add vcf{u,s}x instructions

[Nathan Froyd <froydnj@codesourcery.com>]

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
---
 target-ppc/helper.h    |    2 ++
 target-ppc/op_helper.c |   13 +++++++++++++
 target-ppc/translate.c |    2 ++
 3 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 3c2756e..6e25d94 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -250,6 +250,8 @@ 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)
+DEF_HELPER_3(vcfux, void, avr, avr, i32)
+DEF_HELPER_3(vcfsx, void, avr, 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 cd35868..32ea54f 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2187,6 +2187,19 @@ VAVG(w, s32, int64_t, u32, uint64_t)
 #undef VAVG_DO
 #undef VAVG
 
+#define VCF(suffix, cvt, element)                                       \
+    void helper_vcf##suffix (ppc_avr_t *r, ppc_avr_t *b, uint32_t uim)  \
+    {                                                                   \
+        int i;                                                          \
+        for (i = 0; i < ARRAY_SIZE(r->f); i++) {                        \
+            float32 t = cvt(b->element[i], &env->vec_status);           \
+            r->f[i] = float32_scalbn (t, -uim, &env->vec_status);       \
+        }                                                               \
+    }
+VCF(ux, uint32_to_float32, u32)
+VCF(sx, int32_to_float32, s32)
+#undef VCF
+
 #define VCMP_DO(suffix, compare, element, record)                       \
     void helper_vcmp##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 2c111af..e0cbf45 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6518,6 +6518,8 @@ GEN_VXFORM_NOA(vrfiz, 5, 11);
 GEN_VXFORM_UIMM(vspltb, 6, 8);
 GEN_VXFORM_UIMM(vsplth, 6, 9);
 GEN_VXFORM_UIMM(vspltw, 6, 10);
+GEN_VXFORM_UIMM(vcfux, 5, 12);
+GEN_VXFORM_UIMM(vcfsx, 5, 13);
 
 GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC)
 {
-- 
1.6.0.5