diff --git a/src/asmjit/arm/a64assembler.cpp b/src/asmjit/arm/a64assembler.cpp
index 87c09a8..c926766 100644
--- a/src/asmjit/arm/a64assembler.cpp
+++ b/src/asmjit/arm/a64assembler.cpp
@@ -467,7 +467,7 @@ static inline bool matchSignature(const Operand_& o0, const Operand_& o1, const
 }
 
 static inline bool matchSignature(const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_& o3, uint32_t instFlags) noexcept {
-  return matchSignature(o0, o1, instFlags) && o1.signature() == o2.signature() && o2.signature() == o3.signature();;
+  return matchSignature(o0, o1, instFlags) && o1.signature() == o2.signature() && o2.signature() == o3.signature();
 }
 
 // Memory must be either:
diff --git a/src/asmjit/arm/a64instdb.cpp b/src/asmjit/arm/a64instdb.cpp
index 00f3892..b19f880 100644
--- a/src/asmjit/arm/a64instdb.cpp
+++ b/src/asmjit/arm/a64instdb.cpp
@@ -430,11 +430,11 @@ const InstInfo _instInfoTable[] = {
   INST(Stz2g            , BaseRM_SImm9       , (0b1101100111100000000010, 0b1101100111100000000001, kX , kSP, 0, 4)                  , kRWI_RW   , 0                         , 21 ), // #369
   INST(Stzg             , BaseRM_SImm9       , (0b1101100101100000000010, 0b1101100101100000000001, kX , kSP, 0, 4)                  , kRWI_RW   , 0                         , 22 ), // #370
   INST(Stzgm            , BaseRM_NoImm       , (0b1101100100100000000000, kX , kZR, 0)                                               , kRWI_RW   , 0                         , 20 ), // #371
-  INST(Sub              , BaseAddSub         , (0b1001011000, 0b1001011001, 0b1010001)                                               , kRWI_X    , 0                         , 2  ), // #372
+  INST(Sub              , BaseAddSub         , (0b1001011000, 0b1001011001, 0b1010001)                                               , kRWI_W    , 0                         , 2  ), // #372
   INST(Subg             , BaseRRII           , (0b1101000110000000000000, kX, kSP, kX, kSP, 6, 4, 16, 4, 0, 10)                      , kRWI_W    , 0                         , 1  ), // #373
   INST(Subp             , BaseRRR            , (0b1001101011000000000000, kX, kZR, kX, kSP, kX, kSP, false)                          , kRWI_W    , 0                         , 20 ), // #374
   INST(Subps            , BaseRRR            , (0b1011101011000000000000, kX, kZR, kX, kSP, kX, kSP, false)                          , kRWI_W    , 0                         , 21 ), // #375
-  INST(Subs             , BaseAddSub         , (0b1101011000, 0b1101011001, 0b1110001)                                               , kRWI_X    , 0                         , 3  ), // #376
+  INST(Subs             , BaseAddSub         , (0b1101011000, 0b1101011001, 0b1110001)                                               , kRWI_W    , 0                         , 3  ), // #376
   INST(Svc              , BaseOpImm          , (0b11010100000000000000000000000001, 16, 5)                                           , 0         , 0                         , 12 ), // #377
   INST(Swp              , BaseAtomicOp       , (0b1011100000100000100000, kWX, 30, 1)                                                , kRWI_RWX  , 0                         , 111), // #378
   INST(Swpa             , BaseAtomicOp       , (0b1011100010100000100000, kWX, 30, 1)                                                , kRWI_RWX  , 0                         , 112), // #379
diff --git a/src/asmjit/core/jitallocator.cpp b/src/asmjit/core/jitallocator.cpp
index 6a1a2d1..760826b 100644
--- a/src/asmjit/core/jitallocator.cpp
+++ b/src/asmjit/core/jitallocator.cpp
@@ -448,7 +448,7 @@ static inline JitAllocatorPrivateImpl* JitAllocatorImpl_new(const JitAllocator::
   // Setup pool count to [1..3].
   size_t poolCount = 1;
   if (Support::test(options, JitAllocatorOptions::kUseMultiplePools))
-    poolCount = kJitAllocatorMultiPoolCount;;
+    poolCount = kJitAllocatorMultiPoolCount;
 
   // Setup block size [64kB..256MB].
   if (blockSize < 64 * 1024 || blockSize > 256 * 1024 * 1024 || !Support::isPowerOf2(blockSize))
diff --git a/tools/tablegen.js b/tools/tablegen.js
index bb48034..a151805 100644
--- a/tools/tablegen.js
+++ b/tools/tablegen.js
@@ -147,7 +147,7 @@ class InstructionNameData {
           suffix = name.substring(longestPrefix);
         }
         else if (longestSuffix) {
-          const splitAt = Math.min(name.length - longestSuffix, kMaxPrefixSize);;
+          const splitAt = Math.min(name.length - longestSuffix, kMaxPrefixSize);
           prefix = name.substring(0, splitAt);
           suffix = name.substring(splitAt);
         }