target-ppc: Altivec 2.07: Pack Doubleword Instructions

This patch adds the Vector Pack Doubleword instructions introduced in
Power ISA Version 2.07:

 - Vector Pack Signed Doubleword Signed Saturate (vpksdss)
 - Vector Pack Signed Doubleword Unsigned Saturate (vpksdus)
 - Vector Pack Unsigned Doubleword Unsigned Modulo (vpkudum)
 - Vector Pack Unsigned Doubleword Unsigned Saturate (vpkudus)

Signed-off-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

target-ppc/helper.h

@@ -234,10 +234,14 @@ DEF_HELPER_4(vpkshss, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkshus, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkswss, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkswus, void, env, avr, avr, avr)
+DEF_HELPER_4(vpksdss, void, env, avr, avr, avr)
+DEF_HELPER_4(vpksdus, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkuhus, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkuwus, void, env, avr, avr, avr)
+DEF_HELPER_4(vpkudus, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkuhum, void, env, avr, avr, avr)
 DEF_HELPER_4(vpkuwum, void, env, avr, avr, avr)
+DEF_HELPER_4(vpkudum, void, env, avr, avr, avr)
 DEF_HELPER_3(vpkpx, void, avr, avr, avr)
 DEF_HELPER_5(vmhaddshs, void, env, avr, avr, avr, avr)
 DEF_HELPER_5(vmhraddshs, void, env, avr, avr, avr, avr)

target-ppc/int_helper.c

@@ -1089,10 +1089,14 @@ VPK(shss, s16, s8, cvtshsb, 1)
 VPK(shus, s16, u8, cvtshub, 1)
 VPK(swss, s32, s16, cvtswsh, 1)
 VPK(swus, s32, u16, cvtswuh, 1)
+VPK(sdss, s64, s32, cvtsdsw, 1)
+VPK(sdus, s64, u32, cvtsduw, 1)
 VPK(uhus, u16, u8, cvtuhub, 1)
 VPK(uwus, u32, u16, cvtuwuh, 1)
+VPK(udus, u64, u32, cvtuduw, 1)
 VPK(uhum, u16, u8, I, 0)
 VPK(uwum, u32, u16, I, 0)
+VPK(udum, u64, u32, I, 0)
 #undef I
 #undef VPK
 #undef PKBIG

target-ppc/translate.c

@@ -7012,12 +7012,16 @@ GEN_VXFORM(vsl, 2, 7);
 GEN_VXFORM(vsr, 2, 11);
 GEN_VXFORM_ENV(vpkuhum, 7, 0);
 GEN_VXFORM_ENV(vpkuwum, 7, 1);
+GEN_VXFORM_ENV(vpkudum, 7, 17);
 GEN_VXFORM_ENV(vpkuhus, 7, 2);
 GEN_VXFORM_ENV(vpkuwus, 7, 3);
+GEN_VXFORM_ENV(vpkudus, 7, 19);
 GEN_VXFORM_ENV(vpkshus, 7, 4);
 GEN_VXFORM_ENV(vpkswus, 7, 5);
+GEN_VXFORM_ENV(vpksdus, 7, 21);
 GEN_VXFORM_ENV(vpkshss, 7, 6);
 GEN_VXFORM_ENV(vpkswss, 7, 7);
+GEN_VXFORM_ENV(vpksdss, 7, 23);
 GEN_VXFORM(vpkpx, 7, 12);
 GEN_VXFORM_ENV(vsum4ubs, 4, 24);
 GEN_VXFORM_ENV(vsum4sbs, 4, 28);
@@ -10445,12 +10449,16 @@ GEN_VXFORM(vsl, 2, 7),
 GEN_VXFORM(vsr, 2, 11),
 GEN_VXFORM(vpkuhum, 7, 0),
 GEN_VXFORM(vpkuwum, 7, 1),
+GEN_VXFORM_207(vpkudum, 7, 17),
 GEN_VXFORM(vpkuhus, 7, 2),
 GEN_VXFORM(vpkuwus, 7, 3),
+GEN_VXFORM_207(vpkudus, 7, 19),
 GEN_VXFORM(vpkshus, 7, 4),
 GEN_VXFORM(vpkswus, 7, 5),
+GEN_VXFORM_207(vpksdus, 7, 21),
 GEN_VXFORM(vpkshss, 7, 6),
 GEN_VXFORM(vpkswss, 7, 7),
+GEN_VXFORM_207(vpksdss, 7, 23),
 GEN_VXFORM(vpkpx, 7, 12),
 GEN_VXFORM(vsum4ubs, 4, 24),
 GEN_VXFORM(vsum4sbs, 4, 28),