[NFC] Fix typos

llvm/lib/Target/AMDGPU/AMDGPULowerModuleLDSPass.cpp

@@ -281,7 +281,7 @@ class AMDGPULowerModuleLDS {
     // immediately used by the kernel must still be allocated by it. An
     // equivalent target specific intrinsic which lasts until immediately after
     // codegen would suffice for that, but one would still need to ensure that
-    // the variables are allocated in the anticpated order.
+    // the variables are allocated in the anticipated order.
     BasicBlock *Entry = &Func->getEntryBlock();
     IRBuilder<> Builder(Entry, Entry->getFirstNonPHIIt());
 
@@ -545,7 +545,7 @@ class AMDGPULowerModuleLDS {
   static std::vector<Function *> assignLDSKernelIDToEachKernel(
       Module *M, DenseSet<Function *> const &KernelsThatAllocateTableLDS,
       DenseSet<Function *> const &KernelsThatIndirectlyAllocateDynamicLDS) {
-    // Associate kernels in the set with an arbirary but reproducible order and
+    // Associate kernels in the set with an arbitrary but reproducible order and
     // annotate them with that order in metadata. This metadata is recognised by
     // the backend and lowered to a SGPR which can be read from using
     // amdgcn_lds_kernel_id.
@@ -1087,7 +1087,7 @@ class AMDGPULowerModuleLDS {
           raw_string_ostream SS{Buffer};
           SS << format("%u", Offset);
 
-          // Instead of explictly marking kernels that access dynamic variables
+          // Instead of explicitly marking kernels that access dynamic variables
           // using special case metadata, annotate with min-lds == max-lds, i.e.
           // that there is no more space available for allocating more static
           // LDS variables. That is the right condition to prevent allocating
@@ -1173,7 +1173,7 @@ class AMDGPULowerModuleLDS {
     LayoutFields.reserve(LDSVarsToTransform.size());
     {
       // The order of fields in this struct depends on the order of
-      // varables in the argument which varies when changing how they
+      // variables in the argument which varies when changing how they
       // are identified, leading to spurious test breakage.
       auto Sorted = sortByName(std::vector<GlobalVariable *>(
           LDSVarsToTransform.begin(), LDSVarsToTransform.end()));