[AArch64][SME2] Enable CLAMP multi-vector builtins for SME2 (#72272)

Thing change add builtins for SME2:
    sclamp.single.x2
    uclamp.single.x2
    fclamp.single.x2
    sclamp.single.x4
    uclamp.single.x4
    fclamp.single.x4

Patch by: Hassnaa Hamdi <[email protected]>

Author: Dinar Temirbulatov

clang/include/clang/Basic/arm_sve.td

@@ -2101,6 +2101,16 @@ let TargetGuard = "sme2" in {
   defm SVMAXNM : SInstMinMaxByVector<"max">;
 }
 
+let TargetGuard = "sme2" in {
+  def SVSCLAMP_X2 : SInst<"svclamp[_single_{d}_x2]",  "22dd",   "csil",     MergeNone, "aarch64_sve_sclamp_single_x2",  [IsStreaming], []>;
+  def SVUCLAMP_X2 : SInst<"svclamp[_single_{d}_x2]",  "22dd",   "UcUsUiUl", MergeNone, "aarch64_sve_uclamp_single_x2",  [IsStreaming], []>;
+  def SVFCLAMP_X2 : SInst<"svclamp[_single_{d}_x2]",  "22dd",   "hfd",      MergeNone, "aarch64_sve_fclamp_single_x2",  [IsStreaming], []>;
+
+  def SVSCLAMP_X4 : SInst<"svclamp[_single_{d}_x4]",  "44dd",   "csil",     MergeNone, "aarch64_sve_sclamp_single_x4",  [IsStreaming], []>;
+  def SVUCLAMP_X4 : SInst<"svclamp[_single_{d}_x4]",  "44dd",   "UcUsUiUl", MergeNone, "aarch64_sve_uclamp_single_x4",  [IsStreaming], []>;
+  def SVFCLAMP_X4 : SInst<"svclamp[_single_{d}_x4]",  "44dd",   "hfd",      MergeNone, "aarch64_sve_fclamp_single_x4",  [IsStreaming], []>;
+}
+
 let TargetGuard = "sme2" in {
 // == ADD (vectors) ==
   def SVADD_SINGLE_X2 : SInst<"svadd[_single_{d}_x2]", "22d", "cUcsUsiUilUl", MergeNone, "aarch64_sve_add_single_x2", [IsStreaming], []>;