Add HVX IEEE floating-point miscellaneous instructions:
- vassign_fp (vfmv): vector move
- vfneg_hf, vfneg_sf: vector floating-point negate
- vabs_hf, vabs_sf: vector absolute value

Signed-off-by: Matheus Tavares Bernardino <matheus.bernardino@oss.qualcomm.com>
---
 target/hexagon/imported/mmvec/encode_ext.def |  7 +++++++
 target/hexagon/imported/mmvec/ext.idef       | 12 ++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/target/hexagon/imported/mmvec/encode_ext.def b/target/hexagon/imported/mmvec/encode_ext.def
index d7f50db778..72daf8724c 100644
--- a/target/hexagon/imported/mmvec/encode_ext.def
+++ b/target/hexagon/imported/mmvec/encode_ext.def
@@ -833,4 +833,11 @@ DEF_ENC(V6_vmin_sf,"00011111110vvvvvPP1uuuuu010ddddd")
 DEF_ENC(V6_vmax_hf,"00011111110vvvvvPP1uuuuu011ddddd")
 DEF_ENC(V6_vmin_hf,"00011111110vvvvvPP1uuuuu100ddddd")
 
+/* IEEE FP move, negate, abs instructions */
+DEF_ENC(V6_vassign_fp,"00011110--0-0110PP1uuuuu001ddddd")
+DEF_ENC(V6_vfneg_hf,"00011110--0-0110PP1uuuuu010ddddd")
+DEF_ENC(V6_vfneg_sf,"00011110--0-0110PP1uuuuu011ddddd")
+DEF_ENC(V6_vabs_hf,"00011110--0-0110PP1uuuuu100ddddd")
+DEF_ENC(V6_vabs_sf,"00011110--0-0110PP1uuuuu101ddddd")
+
 #endif /* NO MMVEC */
diff --git a/target/hexagon/imported/mmvec/ext.idef b/target/hexagon/imported/mmvec/ext.idef
index 19135853d4..54bed47083 100644
--- a/target/hexagon/imported/mmvec/ext.idef
+++ b/target/hexagon/imported/mmvec/ext.idef
@@ -3026,6 +3026,18 @@ ITERATOR_INSN_ANY_SLOT_2SRC(16,vmin_hf,"Vd32.hf=vmin(Vu32.hf,Vv32.hf)", \
     "Vector min of hf input", VdV.hf[i] = qf_min_hf(VuV.hf[i], VvV.hf[i], \
 	&env->hvx_fp_status))
 
+/* IEEE FP move, negate, abs instructions */
+ITERATOR_INSN_IEEE_FP_16_32_LATE(32, vassign_fp, "Vd32.w=vfmv(Vu32.w)", \
+    "Vector IEEE move", VdV.w[i]  = VuV.w[i])
+ITERATOR_INSN_IEEE_FP_16_32_LATE(16, vfneg_hf, "Vd32.hf=vfneg(Vu32.hf)", \
+    "Vector IEEE neg: hf", VdV.hf[i] = float16_chs(VuV.hf[i]))
+ITERATOR_INSN_IEEE_FP_16_32_LATE(32, vfneg_sf, "Vd32.sf=vfneg(Vu32.sf)", \
+    "Vector IEEE neg: sf", VdV.sf[i] = float32_chs(VuV.sf[i]))
+ITERATOR_INSN_IEEE_FP_16_32_LATE(16, vabs_hf,  "Vd32.hf=vabs(Vu32.hf)", \
+    "Vector IEEE abs: hf", VdV.hf[i] = float16_abs(VuV.hf[i]))
+ITERATOR_INSN_IEEE_FP_16_32_LATE(32, vabs_sf,  "Vd32.sf=vabs(Vu32.sf)", \
+    "Vector IEEE abs: sf", VdV.hf[i] = float32_abs(VuV.hf[i]))
+
 /******************************************************************************
  DEBUG Vector/Register Printing
  ******************************************************************************/
-- 
2.37.2