Make SkFixedRound/Ceil/FloorToFixed as inline func

include/private/SkFixed.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkFixed_DEFINED
 #define SkFixed_DEFINED
 
@@ skipping 51 matching lines @@
     // Left shifting a negative value has undefined behavior in C, so we cast to unsigned before
     // shifting. Then we force the cast to SkFixed to ensure that the answer is signed (like the
     // debug version).
     #define SkIntToFixed(n)     (SkFixed)((unsigned)(n) << 16)
 #endif
 
 #define SkFixedRoundToInt(x)    (((x) + SK_FixedHalf) >> 16)
 #define SkFixedCeilToInt(x)     (((x) + SK_Fixed1 - 1) >> 16)
 #define SkFixedFloorToInt(x)    ((x) >> 16)
 
-#define SkFixedRoundToFixed(x)  (((x) + SK_FixedHalf) & 0xFFFF0000)
-#define SkFixedCeilToFixed(x)   (((x) + SK_Fixed1 - 1) & 0xFFFF0000)
-#define SkFixedFloorToFixed(x)  ((x) & 0xFFFF0000)
+static inline SkFixed SkFixedRoundToFixed(SkFixed x) {
+    return (x + SK_FixedHalf) & 0xFFFF0000;
+}
+static inline SkFixed SkFixedCeilToFixed(SkFixed x) {
+    return (x + SK_Fixed1 - 1) & 0xFFFF0000;
+}
+static inline SkFixed SkFixedFloorToFixed(SkFixed x) {
+    return x & 0xFFFF0000;
+}
 
 #define SkFixedAbs(x)       SkAbs32(x)
 #define SkFixedAve(a, b)    (((a) + (b)) >> 1)
 
 // The divide may exceed 32 bits. Clamp to a signed 32 bit result.
 #define SkFixedDiv(numer, denom) \
     SkToS32(SkTPin<int64_t>((SkLeftShift((int64_t)(numer), 16) / (denom)), SK_MinS32, SK_MaxS32))
 
 //////////////////////////////////////////////////////////////////////////////////////////////////////
 // Now look for ASM overrides for our portable versions (should consider putting this in its own file)
@@ skipping 65 matching lines @@
 
 #define SkIntToFixed3232(x)       (SkLeftShift((SkFixed3232)(x), 32))
 #define SkFixed3232ToInt(x)       ((int)((x) >> 32))
 #define SkFixedToFixed3232(x)     (SkLeftShift((SkFixed3232)(x), 16))
 #define SkFixed3232ToFixed(x)     ((SkFixed)((x) >> 16))
 #define SkFloatToFixed3232(x)     ((SkFixed3232)((x) * (65536.0f * 65536.0f)))
 
 #define SkScalarToFixed3232(x)    SkFloatToFixed3232(x)
 
 #endif