Renamed NVdVmImmFrm and NVdVmVCVTFrm to the more proper N2RegFrm and NVCVTFrm,

respectively, and add some more comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99373 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMInstrFormats.td b/lib/Target/ARM/ARMInstrFormats.td
index 604397c8b55e515fa1b555ea1cfec51525f968b2..81243b89cbe46fd504bceef36ff375b04da45df6 100644 (file)
--- a/lib/Target/ARM/ARMInstrFormats.td
+++ b/lib/Target/ARM/ARMInstrFormats.td
@@ -59,10 +59,10 @@ def NEONDupFrm    : Format<28>;
 def MiscFrm       : Format<29>;
 def ThumbMiscFrm  : Format<30>;
 
-def NLdStFrm                : Format<31>;
-def N1RegModImmFrm          : Format<32>;
-def NVdVmImmFrm             : Format<33>;
-def NVdVmVCVTFrm            : Format<34>;
+def NLdStFrm            : Format<31>;
+def N1RegModImmFrm      : Format<32>;
+def N2RegFrm            : Format<33>;
+def NVCVTFrm            : Format<34>;
 
 // Misc flags.
 
@@ -1553,7 +1553,7 @@ class N2V<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
           bits<5> op11_7, bit op6, bit op4,
           dag oops, dag iops, InstrItinClass itin,
           string opc, string dt, string asm, string cstr, list<dag> pattern>
-  : NDataI<oops, iops, NVdVmImmFrm, itin, opc, dt, asm, cstr, pattern> {
+  : NDataI<oops, iops, N2RegFrm, itin, opc, dt, asm, cstr, pattern> {
   let Inst{24-23} = op24_23;
   let Inst{21-20} = op21_20;
   let Inst{19-18} = op19_18;
@@ -1568,7 +1568,7 @@ class N2VX<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
            bits<5> op11_7, bit op6, bit op4,
            dag oops, dag iops, InstrItinClass itin,
            string opc, string asm, string cstr, list<dag> pattern>
-  : NDataXI<oops, iops, NVdVmImmFrm, itin, opc, asm, cstr, pattern> {
+  : NDataXI<oops, iops, N2RegFrm, itin, opc, asm, cstr, pattern> {
   let Inst{24-23} = op24_23;
   let Inst{21-20} = op21_20;
   let Inst{19-18} = op19_18;

diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td
index 74e61b364378181120159ce8845343b4eab0dc1c..bf4c428e9f2bf7b9c3fb327952574e8cacee4121 100644 (file)
--- a/lib/Target/ARM/ARMInstrNEON.td
+++ b/lib/Target/ARM/ARMInstrNEON.td
@@ -853,7 +853,7 @@ def SubReg_i32_lane : SDNodeXForm<imm, [{
 // Instruction Classes
 //===----------------------------------------------------------------------===//
 
-// Same as N2V except that it doesn't pass a default NVdVmImmFrm to NDataI.
+// Same as N2V except that it doesn't pass a default N2RegFrm to NDataI.
 class N2V2<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
           bits<5> op11_7, bit op6, bit op4,
           dag oops, dag iops, Format f, InstrItinClass itin,
@@ -869,24 +869,24 @@ class N2V2<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
 }
 
 // Basic 2-register operations: single-, double- and quad-register.
-// This is used for NVdVmVCVTFrm form.
+// This is used for NVCVTFrm form.
 class N2VS<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18,
            bits<2> op17_16, bits<5> op11_7, bit op4, string OpcodeStr,
            string Dt, ValueType ResTy, ValueType OpTy, SDNode OpNode>
   : N2V2<op24_23, op21_20, op19_18, op17_16, op11_7, 0, op4,
-         (outs DPR_VFP2:$dst), (ins DPR_VFP2:$src), NVdVmVCVTFrm,
+         (outs DPR_VFP2:$dst), (ins DPR_VFP2:$src), NVCVTFrm,
          IIC_VUNAD, OpcodeStr, Dt, "$dst, $src", "", []>;
 class N2VD<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18,
            bits<2> op17_16, bits<5> op11_7, bit op4, string OpcodeStr,
            string Dt, ValueType ResTy, ValueType OpTy, SDNode OpNode>
   : N2V2<op24_23, op21_20, op19_18, op17_16, op11_7, 0, op4, (outs DPR:$dst),
-         (ins DPR:$src), NVdVmVCVTFrm, IIC_VUNAD, OpcodeStr, Dt,"$dst, $src","",
+         (ins DPR:$src), NVCVTFrm, IIC_VUNAD, OpcodeStr, Dt,"$dst, $src","",
          [(set DPR:$dst, (ResTy (OpNode (OpTy DPR:$src))))]>;
 class N2VQ<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18,
            bits<2> op17_16, bits<5> op11_7, bit op4, string OpcodeStr,
            string Dt, ValueType ResTy, ValueType OpTy, SDNode OpNode>
   : N2V2<op24_23, op21_20, op19_18, op17_16, op11_7, 1, op4, (outs QPR:$dst),
-         (ins QPR:$src), NVdVmVCVTFrm, IIC_VUNAQ, OpcodeStr, Dt,"$dst, $src","",
+         (ins QPR:$src), NVCVTFrm, IIC_VUNAQ, OpcodeStr, Dt,"$dst, $src","",
          [(set QPR:$dst, (ResTy (OpNode (OpTy QPR:$src))))]>;
 
 // Basic 2-register intrinsics, both double- and quad-register.