[PowerPC][Power10] Add Vector Extract/Expand/Count with Mask, Move to VSR Mask Instruction Definitions and MC Tests

[amyk]

Summary

This patch adds the instruction definitions and assembly/disassembly tests for the following set of instructions:

• Vector Extract [byte | half | word | doubleword | quad] with mask
• Vector Expand [byte | half | word | doubleword | quad] with mask
• Move to VSR [byte | byte immediate | half | word | doubleword | quad] with mask
• Vector Count Mask Bits [byte | half | word | doubleword]

[bsaleil]

LGTM

llvm/lib/Target/PowerPC/PPCInstrPrefix.td

class VNForm_VTAB5_SD3<bits<6> xo, bits<2> ps, dag OOL, dag IOL, string asmstr,
   let Inst{6-10}  = VRT;
   let Inst{11-15} = VRA;
   let Inst{16-20} = VRB;
   let Inst{21-22} = ps;
   let Inst{23-25} = SD;
   let Inst{26-31} = xo;
 }
 
+class VXForm_RD5_MP_VB5<bits<11> xo, bits<4> eo, dag OOL, dag IOL,
+                        string asmstr, InstrItinClass itin, list<dag> pattern>
+  : I<4, OOL, IOL, asmstr, itin> {
+  bits<5> RD;
+  bits<5> VB;
+  bit MP;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = RD;
+  let Inst{11-14} = eo;
+  let Inst{15} = MP;
+  let Inst{16-20} = VB;
+  let Inst{21-31} = xo;
+}
+
 // 8RR:D-Form: [ 1 1 0 // // imm0
 //               PO T XO TX imm1 ].
 class 8RR_DForm_IMM32_XT6<bits<6> opcode, bits<4> xo, dag OOL, dag IOL,
                           string asmstr, InstrItinClass itin,
                           list<dag> pattern>
   : PI<1, opcode, OOL, IOL, asmstr, itin> {
   bits<6> XT;
   bits<32> IMM32;
VXForm_VRT5_RAB5_ins<719, "vinsdlx",
                          [(set v2i64:$vD,
                                (int_ppc_altivec_vinsdlx v2i64:$vDi, i64:$rA,
                                                         i64:$rB))]>;
   def VINSDRX :
     VXForm_VRT5_RAB5_ins<975, "vinsdrx",
                          [(set v2i64:$vD,
                                (int_ppc_altivec_vinsdrx v2i64:$vDi, i64:$rA,
                                                         i64:$rB))]>;
-
+  def VEXTRACTBM : VXForm_RD5_XO5_RS5<1602, 8, (outs gprc:$rD), (ins vrrc:$vB),
+                                      "vextractbm $rD, $vB", IIC_VecGeneral,
+                                      []>;
+  def VEXTRACTHM : VXForm_RD5_XO5_RS5<1602, 9, (outs gprc:$rD), (ins vrrc:$vB),
+                                      "vextracthm $rD, $vB", IIC_VecGeneral,
+                                      []>;
+  def VEXTRACTWM : VXForm_RD5_XO5_RS5<1602, 10, (outs gprc:$rD), (ins vrrc:$vB),
+                                      "vextractwm $rD, $vB", IIC_VecGeneral,
+                                      []>;
+  def VEXTRACTDM : VXForm_RD5_XO5_RS5<1602, 11, (outs gprc:$rD), (ins vrrc:$vB),
+                                      "vextractdm $rD, $vB", IIC_VecGeneral,
+                                      []>;
+  def VEXTRACTQM : VXForm_RD5_XO5_RS5<1602, 12, (outs gprc:$rD), (ins vrrc:$vB),
+                                      "vextractqm $rD, $vB", IIC_VecGeneral,
+                                      []>;
+  def VEXPANDBM : VXForm_RD5_XO5_RS5<1602, 0, (outs vrrc:$vD), (ins vrrc:$vB),
+                                     "vexpandbm $vD, $vB", IIC_VecGeneral,
+                                     []>;
+  def VEXPANDHM : VXForm_RD5_XO5_RS5<1602, 1, (outs vrrc:$vD), (ins vrrc:$vB),
+                                     "vexpandhm $vD, $vB", IIC_VecGeneral,
+                                     []>;
+  def VEXPANDWM : VXForm_RD5_XO5_RS5<1602, 2, (outs vrrc:$vD), (ins vrrc:$vB),
+                                     "vexpandwm $vD, $vB", IIC_VecGeneral,
+                                     []>;
+  def VEXPANDDM : VXForm_RD5_XO5_RS5<1602, 3, (outs vrrc:$vD), (ins vrrc:$vB),
+                                     "vexpanddm $vD, $vB", IIC_VecGeneral,
+                                     []>;
+  def VEXPANDQM : VXForm_RD5_XO5_RS5<1602, 4, (outs vrrc:$vD), (ins vrrc:$vB),
+                                     "vexpandqm $vD, $vB", IIC_VecGeneral,
+                                     []>;
+  def MTVSRBM : VXForm_RD5_XO5_RS5<1602, 16, (outs vrrc:$vD), (ins g8rc:$rB),
+                                   "mtvsrbm $vD, $rB", IIC_VecGeneral,
+                                   []>;
+  def MTVSRHM : VXForm_RD5_XO5_RS5<1602, 17, (outs vrrc:$vD), (ins g8rc:$rB),
+                                   "mtvsrhm $vD, $rB", IIC_VecGeneral,
+                                   []>;
+  def MTVSRWM : VXForm_RD5_XO5_RS5<1602, 18, (outs vrrc:$vD), (ins g8rc:$rB),
+                                   "mtvsrwm $vD, $rB", IIC_VecGeneral,
+                                   []>;
+  def MTVSRDM : VXForm_RD5_XO5_RS5<1602, 19, (outs vrrc:$vD), (ins g8rc:$rB),
+                                   "mtvsrdm $vD, $rB", IIC_VecGeneral,
+                                   []>;
+  def MTVSRQM : VXForm_RD5_XO5_RS5<1602, 20, (outs vrrc:$vD), (ins g8rc:$rB),
+                                   "mtvsrqm $vD, $rB", IIC_VecGeneral,
+                                   []>;
+  def MTVSRBMI : DXForm<4, 10, (outs vrrc:$vD), (ins u16imm64:$D),
+                        "mtvsrbmi $vD, $D", IIC_VecGeneral,
+                        []>;
+  def VCNTMBB : VXForm_RD5_MP_VB5<1602, 12, (outs g8rc:$rD),
+                                  (ins vrrc:$vB, u1imm:$MP),
+                                  "vcntmbb $rD, $vB, $MP", IIC_VecGeneral,
+                                  []>;
+  def VCNTMBH : VXForm_RD5_MP_VB5<1602, 13, (outs g8rc:$rD),
+                                  (ins vrrc:$vB, u1imm:$MP),
+                                  "vcntmbh $rD, $vB, $MP", IIC_VecGeneral,
+                                  []>;
+  def VCNTMBW : VXForm_RD5_MP_VB5<1602, 14, (outs g8rc:$rD),
+                                  (ins vrrc:$vB, u1imm:$MP),
+                                  "vcntmbw $rD, $vB, $MP", IIC_VecGeneral,
+                                  []>;
+  def VCNTMBD : VXForm_RD5_MP_VB5<1602, 15, (outs g8rc:$rD),
+                                  (ins vrrc:$vB, u1imm:$MP),
+                                  "vcntmbd $rD, $vB, $MP", IIC_VecGeneral,
+                                  []>;
    def VPDEPD : VXForm_1<1485, (outs vrrc:$vD), (ins vrrc:$vA, vrrc:$vB),
                          "vpdepd $vD, $vA, $vB", IIC_VecGeneral,
                          [(set v2i64:$vD,
                          (int_ppc_altivec_vpdepd v2i64:$vA, v2i64:$vB))]>;
    def VPEXTD : VXForm_1<1421, (outs vrrc:$vD), (ins vrrc:$vA, vrrc:$vB),
                          "vpextd $vD, $vA, $vB", IIC_VecGeneral,
                          [(set v2i64:$vD,
                          (int_ppc_altivec_vpextd v2i64:$vA, v2i64:$vB))]>;

llvm/test/MC/Disassembler/PowerPC/ppc64-encoding-ISA31.txt

 # CHECK: stxvrhx 33, 3, 1
 0x7c 0x23 0x09 0x5b
 
 # CHECK: stxvrwx 34, 3, 1
 0x7c 0x43 0x09 0x9b
 
 # CHECK: stxvrdx 35, 3, 1
 0x7c 0x63 0x09 0xdb
+
+# CHECK: vextractbm 1, 2
+0x10 0x28 0x16 0x42
+
+# CHECK: vextracthm 1, 2
+0x10 0x29 0x16 0x42
+
+# CHECK: vextractwm 1, 2
+0x10 0x2a 0x16 0x42
+
+# CHECK: vextractdm 1, 2
+0x10 0x2b 0x16 0x42
+
+# CHECK: vextractqm 1, 2
+0x10 0x2c 0x16 0x42
+
+# CHECK: vexpandbm 1, 2
+0x10 0x20 0x16 0x42
+
+# CHECK: vexpandhm 1, 2
+0x10 0x21 0x16 0x42
+
+# CHECK: vexpandwm 1, 2
+0x10 0x22 0x16 0x42
+
+# CHECK: vexpanddm 1, 2
+0x10 0x23 0x16 0x42
+
+# CHECK: vexpandqm 1, 2
+0x10 0x24 0x16 0x42
+
+# CHECK: mtvsrbm 1, 2
+0x10 0x30 0x16 0x42
+
+# CHECK: mtvsrhm 1, 2
+0x10 0x31 0x16 0x42
+
+# CHECK: mtvsrwm 1, 2
+0x10 0x32 0x16 0x42
+
+# CHECK: mtvsrdm 1, 2
+0x10 0x33 0x16 0x42
+
+# CHECK: mtvsrqm 1, 2
+0x10 0x34 0x16 0x42
+
+# CHECK: mtvsrbmi 1, 65535
+0x10 0x3f 0xff 0xd5
+
+# CHECK: vcntmbb 1, 2, 1
+0x10 0x39 0x16 0x42
+
+# CHECK: vcntmbh 1, 2, 1
+0x10 0x3b 0x16 0x42
+
+# CHECK: vcntmbw 1, 2, 0
+0x10 0x3c 0x16 0x42
+
+# CHECK: vcntmbd 1, 2, 0
+0x10 0x3e 0x16 0x42
+

llvm/test/MC/PowerPC/ppc64-encoding-ISA31.s

 # CHECK-LE: stxvrhx 33, 3, 1                      # encoding: [0x5b,0x09,0x23,0x7c]
             stxvrhx 33, 3, 1
 # CHECK-BE: stxvrwx 34, 3, 1                      # encoding: [0x7c,0x43,0x09,0x9b]
 # CHECK-LE: stxvrwx 34, 3, 1                      # encoding: [0x9b,0x09,0x43,0x7c]
             stxvrwx 34, 3, 1
 # CHECK-BE: stxvrdx 35, 3, 1                      # encoding: [0x7c,0x63,0x09,0xdb]
 # CHECK-LE: stxvrdx 35, 3, 1                      # encoding: [0xdb,0x09,0x63,0x7c]
             stxvrdx 35, 3, 1
+# CHECK-BE: vextractbm 1, 2                       # encoding: [0x10,0x28,0x16,0x42]
+# CHECK-LE: vextractbm 1, 2                       # encoding: [0x42,0x16,0x28,0x10]
+            vextractbm 1, 2
+# CHECK-BE: vextracthm 1, 2                       # encoding: [0x10,0x29,0x16,0x42]
+# CHECK-LE: vextracthm 1, 2                       # encoding: [0x42,0x16,0x29,0x10]
+            vextracthm 1, 2
+# CHECK-BE: vextractwm 1, 2                       # encoding: [0x10,0x2a,0x16,0x42]
+# CHECK-LE: vextractwm 1, 2                       # encoding: [0x42,0x16,0x2a,0x10]
+            vextractwm 1, 2
+# CHECK-BE: vextractdm 1, 2                       # encoding: [0x10,0x2b,0x16,0x42]
+# CHECK-LE: vextractdm 1, 2                       # encoding: [0x42,0x16,0x2b,0x10]
+            vextractdm 1, 2
+# CHECK-BE: vextractqm 1, 2                       # encoding: [0x10,0x2c,0x16,0x42]
+# CHECK-LE: vextractqm 1, 2                       # encoding: [0x42,0x16,0x2c,0x10]
+            vextractqm 1, 2
+# CHECK-BE: vexpandbm 1, 2                        # encoding: [0x10,0x20,0x16,0x42]
+# CHECK-LE: vexpandbm 1, 2                        # encoding: [0x42,0x16,0x20,0x10]
+            vexpandbm 1, 2
+# CHECK-BE: vexpandhm 1, 2                        # encoding: [0x10,0x21,0x16,0x42]
+# CHECK-LE: vexpandhm 1, 2                        # encoding: [0x42,0x16,0x21,0x10]
+            vexpandhm 1, 2
+# CHECK-BE: vexpandwm 1, 2                        # encoding: [0x10,0x22,0x16,0x42]
+# CHECK-LE: vexpandwm 1, 2                        # encoding: [0x42,0x16,0x22,0x10]
+            vexpandwm 1, 2
+# CHECK-BE: vexpanddm 1, 2                        # encoding: [0x10,0x23,0x16,0x42]
+# CHECK-LE: vexpanddm 1, 2                        # encoding: [0x42,0x16,0x23,0x10]
+            vexpanddm 1, 2
+# CHECK-BE: vexpandqm 1, 2                        # encoding: [0x10,0x24,0x16,0x42]
+# CHECK-LE: vexpandqm 1, 2                        # encoding: [0x42,0x16,0x24,0x10]
+            vexpandqm 1, 2
+# CHECK-BE: mtvsrbm 1, 2                          # encoding: [0x10,0x30,0x16,0x42]
+# CHECK-LE: mtvsrbm 1, 2                          # encoding: [0x42,0x16,0x30,0x10]
+            mtvsrbm 1, 2
+# CHECK-BE: mtvsrhm 1, 2                          # encoding: [0x10,0x31,0x16,0x42]
+# CHECK-LE: mtvsrhm 1, 2                          # encoding: [0x42,0x16,0x31,0x10]
+            mtvsrhm 1, 2
+# CHECK-BE: mtvsrwm 1, 2                          # encoding: [0x10,0x32,0x16,0x42]
+# CHECK-LE: mtvsrwm 1, 2                          # encoding: [0x42,0x16,0x32,0x10]
+            mtvsrwm 1, 2
+# CHECK-BE: mtvsrdm 1, 2                          # encoding: [0x10,0x33,0x16,0x42]
+# CHECK-LE: mtvsrdm 1, 2                          # encoding: [0x42,0x16,0x33,0x10]
+            mtvsrdm 1, 2
+# CHECK-BE: mtvsrqm 1, 2                          # encoding: [0x10,0x34,0x16,0x42]
+# CHECK-LE: mtvsrqm 1, 2                          # encoding: [0x42,0x16,0x34,0x10]
+            mtvsrqm 1, 2
+# CHECK-BE: mtvsrbmi 1, 31                        # encoding: [0x10,0x2f,0x00,0x15]
+# CHECK-LE: mtvsrbmi 1, 31                        # encoding: [0x15,0x00,0x2f,0x10]
+            mtvsrbmi 1, 31
+# CHECK-BE: vcntmbb 1, 2, 1                       # encoding: [0x10,0x39,0x16,0x42]
+# CHECK-LE: vcntmbb 1, 2, 1                       # encoding: [0x42,0x16,0x39,0x10]
+            vcntmbb 1, 2, 1
+# CHECK-BE: vcntmbh 1, 2, 1                       # encoding: [0x10,0x3b,0x16,0x42]
+# CHECK-LE: vcntmbh 1, 2, 1                       # encoding: [0x42,0x16,0x3b,0x10]
+            vcntmbh 1, 2, 1
+# CHECK-BE: vcntmbw 1, 2, 0                       # encoding: [0x10,0x3c,0x16,0x42]
+# CHECK-LE: vcntmbw 1, 2, 0                       # encoding: [0x42,0x16,0x3c,0x10]
+            vcntmbw 1, 2, 0
+# CHECK-BE: vcntmbd 1, 2, 0                       # encoding: [0x10,0x3e,0x16,0x42]
+# CHECK-LE: vcntmbd 1, 2, 0                       # encoding: [0x42,0x16,0x3e,0x10]
+            vcntmbd 1, 2, 0