Initial patch for a64.

src/assembler.h

Index: src/assembler.h
diff --git a/src/assembler.h b/src/assembler.h
index 2d9e727e578ce448bf512fb41632eaaa81c71acd..d4688a47efbd3d975ad7753e7189ac85525fc36c 100644
--- a/src/assembler.h
+++ b/src/assembler.h
@@ -982,32 +982,6 @@ class PreservePositionScope BASE_EMBEDDED {
 // -----------------------------------------------------------------------------
 // Utility functions
 
-inline bool is_intn(int x, int n)  {
-  return -(1 << (n-1)) <= x && x < (1 << (n-1));
-}
-
-inline bool is_int8(int x)  { return is_intn(x, 8); }
-inline bool is_int16(int x)  { return is_intn(x, 16); }
-inline bool is_int18(int x)  { return is_intn(x, 18); }
-inline bool is_int24(int x)  { return is_intn(x, 24); }
-
-inline bool is_uintn(int x, int n) {
-  return (x & -(1 << n)) == 0;
-}
-
-inline bool is_uint2(int x)  { return is_uintn(x, 2); }
-inline bool is_uint3(int x)  { return is_uintn(x, 3); }
-inline bool is_uint4(int x)  { return is_uintn(x, 4); }
-inline bool is_uint5(int x)  { return is_uintn(x, 5); }
-inline bool is_uint6(int x)  { return is_uintn(x, 6); }
-inline bool is_uint8(int x)  { return is_uintn(x, 8); }
-inline bool is_uint10(int x)  { return is_uintn(x, 10); }
-inline bool is_uint12(int x)  { return is_uintn(x, 12); }
-inline bool is_uint16(int x)  { return is_uintn(x, 16); }
-inline bool is_uint24(int x)  { return is_uintn(x, 24); }
-inline bool is_uint26(int x)  { return is_uintn(x, 26); }
-inline bool is_uint28(int x)  { return is_uintn(x, 28); }
-
 inline int NumberOfBitsSet(uint32_t x) {
   unsigned int num_bits_set;
   for (num_bits_set = 0; x; x >>= 1) {