[PowerPC] Add some missing VSX bitcast patterns

[oota-llvm.git] / lib / Target / PowerPC / PPCInstrFormats.td

diff --git a/lib/Target/PowerPC/PPCInstrFormats.td b/lib/Target/PowerPC/PPCInstrFormats.td
index dae40c0cc26be0373a0ba269aa9404d131e88532..7fed2c65da73f56d44eb81ccc2992a4bd9258164 100644 (file)
--- a/lib/Target/PowerPC/PPCInstrFormats.td
+++ b/lib/Target/PowerPC/PPCInstrFormats.td
@@ -163,6 +163,19 @@ class BForm_3<bits<6> opcode, bit aa, bit lk,
   let Inst{31}    = lk;
 }
 
+class BForm_4<bits<6> opcode, bits<5> bo, bit aa, bit lk,
+              dag OOL, dag IOL, string asmstr>
+  : I<opcode, OOL, IOL, asmstr, IIC_BrB> {
+  bits<5> BI;
+  bits<14> BD;
+
+  let Inst{6-10}  = bo;
+  let Inst{11-15} = BI;
+  let Inst{16-29} = BD;
+  let Inst{30}    = aa;
+  let Inst{31}    = lk;
+}
+
 // 1.7.3 SC-Form
 class SCForm<bits<6> opcode, bits<1> xo,
                      dag OOL, dag IOL, string asmstr, InstrItinClass itin,
@@ -580,6 +593,173 @@ class XForm_16b<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
   let A = 0;
 }
 
+// XX*-Form (VSX)
+class XX1Form<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr, 
+              InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<5> A;
+  bits<5> B;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-15} = A;
+  let Inst{16-20} = B;
+  let Inst{21-30} = xo;
+  let Inst{31}    = XT{5};
+}
+
+class XX2Form<bits<6> opcode, bits<9> xo, dag OOL, dag IOL, string asmstr, 
+              InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<6> XB;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-15} = 0;
+  let Inst{16-20} = XB{4-0};
+  let Inst{21-29} = xo;
+  let Inst{30}    = XB{5};
+  let Inst{31}    = XT{5};
+}
+
+class XX2Form_1<bits<6> opcode, bits<9> xo, dag OOL, dag IOL, string asmstr, 
+                InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<3> CR;
+  bits<6> XB;
+
+  let Pattern = pattern;
+
+  let Inst{6-8}   = CR;
+  let Inst{9-15}  = 0;
+  let Inst{16-20} = XB{4-0};
+  let Inst{21-29} = xo;
+  let Inst{30}    = XB{5};
+  let Inst{31}    = 0;
+}
+
+class XX2Form_2<bits<6> opcode, bits<9> xo, dag OOL, dag IOL, string asmstr, 
+                InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<6> XB;
+  bits<2> D;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-13} = 0;
+  let Inst{14-15} = D;
+  let Inst{16-20} = XB{4-0};
+  let Inst{21-29} = xo;
+  let Inst{30}    = XB{5};
+  let Inst{31}    = XT{5};
+}
+
+class XX3Form<bits<6> opcode, bits<8> xo, dag OOL, dag IOL, string asmstr, 
+              InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<6> XA;
+  bits<6> XB;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-15} = XA{4-0};
+  let Inst{16-20} = XB{4-0};
+  let Inst{21-28} = xo;
+  let Inst{29}    = XA{5};
+  let Inst{30}    = XB{5};
+  let Inst{31}    = XT{5};
+}
+
+class XX3Form_1<bits<6> opcode, bits<8> xo, dag OOL, dag IOL, string asmstr, 
+                InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<3> CR;
+  bits<6> XA;
+  bits<6> XB;
+
+  let Pattern = pattern;
+
+  let Inst{6-8}   = CR;
+  let Inst{9-10}  = 0;
+  let Inst{11-15} = XA{4-0};
+  let Inst{16-20} = XB{4-0};
+  let Inst{21-28} = xo;
+  let Inst{29}    = XA{5};
+  let Inst{30}    = XB{5};
+  let Inst{31}    = 0;
+}
+
+class XX3Form_2<bits<6> opcode, bits<5> xo, dag OOL, dag IOL, string asmstr, 
+                InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<6> XA;
+  bits<6> XB;
+  bits<2> D;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-15} = XA{4-0};
+  let Inst{16-20} = XB{4-0};
+  let Inst{21}    = 0;
+  let Inst{22-23} = D;
+  let Inst{24-28} = xo;
+  let Inst{29}    = XA{5};
+  let Inst{30}    = XB{5};
+  let Inst{31}    = XT{5};
+}
+
+class XX3Form_Rc<bits<6> opcode, bits<7> xo, dag OOL, dag IOL, string asmstr, 
+              InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<6> XA;
+  bits<6> XB;
+
+  let Pattern = pattern;
+
+  bit RC = 0;    // set by isDOT
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-15} = XA{4-0};
+  let Inst{16-20} = XB{4-0};
+  let Inst{21}    = RC;
+  let Inst{22-28} = xo;
+  let Inst{29}    = XA{5};
+  let Inst{30}    = XB{5};
+  let Inst{31}    = XT{5};
+}
+
+class XX4Form<bits<6> opcode, bits<2> xo, dag OOL, dag IOL, string asmstr, 
+              InstrItinClass itin, list<dag> pattern>
+  : I<opcode, OOL, IOL, asmstr, itin> {
+  bits<6> XT;
+  bits<6> XA;
+  bits<6> XB;
+  bits<6> XC;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = XT{4-0};
+  let Inst{11-15} = XA{4-0};
+  let Inst{16-20} = XB{4-0};
+  let Inst{21-25} = XC{4-0};
+  let Inst{26-27} = xo;
+  let Inst{28}    = XC{5};
+  let Inst{29}    = XA{5};
+  let Inst{30}    = XB{5};
+  let Inst{31}    = XT{5};
+}
+
 // DCB_Form - Form X instruction, used for dcb* instructions.
 class DCB_Form<bits<10> xo, bits<5> immfield, dag OOL, dag IOL, string asmstr, 
                       InstrItinClass itin, list<dag> pattern>
@@ -677,6 +857,12 @@ class XLForm_2_br<bits<6> opcode, bits<10> xo, bit lk,
   let BH = 0;
 }
 
+class XLForm_2_br2<bits<6> opcode, bits<10> xo, bits<5> bo, bit lk,
+                   dag OOL, dag IOL, string asmstr, InstrItinClass itin, list<dag> pattern>
+  : XLForm_2<opcode, xo, lk, OOL, IOL, asmstr, itin, pattern> {
+  let BO = bo;
+  let BH = 0;
+}
 
 class XLForm_2_ext<bits<6> opcode, bits<10> xo, bits<5> bo,  bits<5> bi, bit lk,
                   dag OOL, dag IOL, string asmstr, InstrItinClass itin, list<dag> pattern>