[GlobalISel] Use some standard matchinfo defs. NFC.

Author: jayfoad

llvm/include/llvm/Target/GlobalISel/Combine.td

@@ -309,9 +309,8 @@ def shift_of_shifted_logic_chain : GICombineRule<
          [{ return Helper.matchShiftOfShiftedLogic(*${d}, ${matchinfo}); }]),
   (apply [{ Helper.applyShiftOfShiftedLogic(*${d}, ${matchinfo}); }])>;
 
-def mul_to_shl_matchdata : GIDefMatchData<"unsigned">;
 def mul_to_shl : GICombineRule<
-  (defs root:$d, mul_to_shl_matchdata:$matchinfo),
+  (defs root:$d, unsigned_matchinfo:$matchinfo),
   (match (G_MUL $d, $op1, $op2):$mi,
          [{ return Helper.matchCombineMulToShl(*${mi}, ${matchinfo}); }]),
   (apply [{ Helper.applyCombineMulToShl(*${mi}, ${matchinfo}); }])>;
@@ -430,9 +429,8 @@ def select_undef_cmp: GICombineRule<
 
 // Fold (true ? x : y) -> x
 // Fold (false ? x : y) -> y
-def select_constant_cmp_matchdata : GIDefMatchData<"unsigned">;
 def select_constant_cmp: GICombineRule<
-  (defs root:$root, select_constant_cmp_matchdata:$matchinfo),
+  (defs root:$root, unsigned_matchinfo:$matchinfo),
   (match (wip_match_opcode G_SELECT):$root,
     [{ return Helper.matchConstantSelectCmp(*${root}, ${matchinfo}); }]),
   (apply [{ Helper.replaceSingleDefInstWithOperand(*${root}, ${matchinfo}); }])
@@ -651,9 +649,8 @@ def add_p2i_to_ptradd : GICombineRule<
 >;
 
 // Fold (ptr_add (int2ptr C1), C2) -> C1 + C2
-def const_ptradd_to_i2p_matchinfo : GIDefMatchData<"APInt">;
 def const_ptradd_to_i2p: GICombineRule<
-  (defs root:$root, const_ptradd_to_i2p_matchinfo:$info),
+  (defs root:$root, apint_matchinfo:$info),
   (match (wip_match_opcode G_PTR_ADD):$root,
     [{ return Helper.matchCombineConstPtrAddToI2P(*${root}, ${info}); }]),
   (apply [{ Helper.applyCombineConstPtrAddToI2P(*${root}, ${info}); }])
@@ -721,9 +718,8 @@ def anyext_trunc_fold: GICombineRule <
 
 // Fold (zext (trunc x)) -> x if the source type is same as the destination type
 // and truncated bits are known to be zero.
-def zext_trunc_fold_matchinfo : GIDefMatchData<"Register">;
 def zext_trunc_fold: GICombineRule <
-  (defs root:$root, zext_trunc_fold_matchinfo:$matchinfo),
+  (defs root:$root, register_matchinfo:$matchinfo),
   (match (wip_match_opcode G_ZEXT):$root,
          [{ return Helper.matchCombineZextTrunc(*${root}, ${matchinfo}); }]),
   (apply [{ Helper.replaceSingleDefInstWithReg(*${root}, ${matchinfo}); }])

llvm/lib/Target/AMDGPU/AMDGPUCombine.td

@@ -94,10 +94,8 @@ def fmed3_intrinsic_to_clamp : GICombineRule<
          [{ return matchFPMed3ToClamp(*${fmed3}, ${matchinfo}); }]),
   (apply [{ applyClamp(*${fmed3}, ${matchinfo}); }])>;
 
-def remove_fcanonicalize_matchinfo : GIDefMatchData<"Register">;
-
 def remove_fcanonicalize : GICombineRule<
-  (defs root:$fcanonicalize, remove_fcanonicalize_matchinfo:$matchinfo),
+  (defs root:$fcanonicalize, register_matchinfo:$matchinfo),
   (match (wip_match_opcode G_FCANONICALIZE):$fcanonicalize,
          [{ return matchRemoveFcanonicalize(*${fcanonicalize}, ${matchinfo}); }]),
   (apply [{ Helper.replaceSingleDefInstWithReg(*${fcanonicalize}, ${matchinfo}); }])>;