Fix typos in the codebase (#9063)

This fixes typos in the codebase using codespell.

Author: aheejin

scripts/fuzz_opt.py

@@ -1008,7 +1008,7 @@ def __init__(self):
                     D8(),
                     D8Liftoff(),
                     D8Turboshaft(),
-                    # FIXME: Temprorary disable. See issue #4741 for more details
+                    # FIXME: Temporary disable. See issue #4741 for more details
                     # Wasm2C(),
                     # Wasm2C2Wasm()
                     ]
@@ -1372,7 +1372,7 @@ def handle_pair(self, input, before_wasm, after_wasm, opts):
             # "[fuzz-exec] export bar".
             call_start = before.rfind(FUZZ_EXEC_EXPORT_PREFIX, 0, trap_index)
             if call_start < 0:
-                # the trap happened before we called an export, so it occured
+                # the trap happened before we called an export, so it occurred
                 # during startup (the start function, or memory segment
                 # operations, etc.). in that case there is nothing for us to
                 # compare here; just leave.
@@ -2575,7 +2575,7 @@ def handle(self, wasm):
     TrapsNeverHappen(),
     CtorEval(),
     Merge(),
-#    Split(), # Will reenable after stabilized
+#    Split(), # Will re-enable after stabilized
     RoundtripText(),
     ClusterFuzz(),
     Two(),

scripts/test/fuzzing.py

@@ -93,7 +93,7 @@
     'string-lifting-section.wast',
     # TODO: fuzzer support for uninhabitable imported globals
     'exact-references.wast',
-    # We do not have full suppor for these imports in all parts of the fuzzer.
+    # We do not have full support for these imports in all parts of the fuzzer.
     'instrument-branch-hints.wast',
     # Contains a subtype chain that exceeds depth limits.
     'reorder-types-real.wast',

scripts/update_lit_checks.py

@@ -167,7 +167,7 @@ def find_annotations(module, start):
                 else:
                     # Found something that isn't an annotation.
                     break
-    # Look for the start of the line containin the first annoation.
+    # Look for the start of the line containing the first annotation.
     for i in range(annotation - 1, -1, -1):
         if module[i] == '\n':
             return i + 1

src/binaryen-c.h

@@ -3724,10 +3724,10 @@ BINARYEN_API void RelooperAddBranchForSwitch(RelooperBlockRef from,
                                              BinaryenIndex numIndexes,
                                              BinaryenExpressionRef code);
 
-// Generate structed wasm control flow from the CFG of blocks and branches that
-// were created on this relooper instance. This returns the rendered output, and
-// also disposes of the relooper and its blocks and branches, as they are no
-// longer needed.
+// Generate structured wasm control flow from the CFG of blocks and branches
+// that were created on this relooper instance. This returns the rendered
+// output, and also disposes of the relooper and its blocks and branches, as
+// they are no longer needed.
 // @param labelHelper To render irreducible control flow, we may need a helper
 //        variable to guide us to the right target label. This value should be
 //        an index of an i32 local variable that is free for us to use.

src/dataflow/node.h

@@ -55,7 +55,7 @@ struct Node {
           // in wasm)
     Expr, // a value represented by a Binaryen Expression
     Phi,  // a phi from converging control flow
-    Cond, // a blockpc, representing one of the branchs for a Block
+    Cond, // a blockpc, representing one of the branches for a Block
     Block, // a source of phis
     Zext, // zero-extend an i1 (from an op where Souper returns i1 but wasm does
           // not, and so we need a special way to get back to an i32/i64 if we

src/interpreter/interpreter.cpp

@@ -311,7 +311,7 @@ Result<> Interpreter::instantiate(Instance& instance) {
   return Ok{};
 }
 
-// This is a temporary convenience while stil using gTests to validate this
+// This is a temporary convenience while still using gTests to validate this
 // interpreter. Once spec tests can run, this shall be deleted.
 std::vector<Literal> Interpreter::runTest(Expression* root) {
   static std::shared_ptr<wasm::Module> dummyModule = std::make_shared<Module>();

src/ir/child-typer.h

@@ -83,7 +83,7 @@ template<typename Subtype> struct ChildTyper : OverriddenVisitor<Subtype> {
     }
   }
 
-  // Disambiguate betwween Type and VarType.
+  // Disambiguate between Type and VarType.
   void note(Expression** childp, Type::BasicType type) {
     note(childp, VarType{Type(type)});
   }

src/ir/manipulation.h

@@ -21,7 +21,7 @@
 
 namespace wasm::ExpressionManipulator {
 
-// Re-use a node's memory. This helps avoid allocation when optimizing.
+// Reuse a node's memory. This helps avoid allocation when optimizing.
 template<typename InputType, typename OutputType>
 inline OutputType* convert(InputType* input) {
   static_assert(sizeof(OutputType) <= sizeof(InputType),

src/ir/module-splitting.cpp

@@ -156,7 +156,7 @@ TableSlotManager::TableSlotManager(
   Module& module, const std::vector<std::unique_ptr<Module>>& secondaries)
   : module(module), secondaries(secondaries) {
   // If possible, just create a new table to manage all primary-to-secondary
-  // calls lazily. Do not re-use slots for functions that will already be in
+  // calls lazily. Do not reuse slots for functions that will already be in
   // existing tables, since that is not correct in the face of table mutations.
   // However, do not do this for emscripten; its loader code (and dynamic
   // loading in particular) do not support this yet.

src/ir/module-utils.cpp

@@ -358,7 +358,7 @@ struct TypeInfos {
 
   // Multivalue control flow structures need a function type, but the identity
   // of the function type (i.e. what recursion group it is in or whether it is
-  // final) doesn't matter. Save them for the end to see if we can re-use an
+  // final) doesn't matter. Save them for the end to see if we can reuse an
   // existing function type with the necessary signature.
   InsertOrderedMap<Signature, size_t> controlFlowSignatures;