Unify the var name to rounded_size

Author: Camsyn

compiler-rt/lib/tsan/rtl/tsan_rtl.cpp

@@ -572,12 +572,12 @@ void UnmapShadow(ThreadState* thr, uptr addr, uptr size) {
   // unmap shadow is related to semantic of mmap/munmap, so we
   // should clear the whole shadow range, including the tail shadow
   // while addr + size % kShadowCell != 0.
-  uptr size_for_shadow = RoundUp(addr + size, kShadowCell) - addr;
-  DontNeedShadowFor(addr, size_for_shadow);
+  uptr rounded_size_shadow = RoundUp(addr + size, kShadowCell) - addr;
+  DontNeedShadowFor(addr, rounded_size_shadow);
   ScopedGlobalProcessor sgp;
   SlotLocker locker(thr, true);
-  uptr size_for_meta = RoundUp(addr + size, kMetaShadowCell) - addr;
-  ctx->metamap.ResetRange(thr->proc(), addr, size_for_meta, true);
+  uptr rounded_size_meta = RoundUp(addr + size, kMetaShadowCell) - addr;
+  ctx->metamap.ResetRange(thr->proc(), addr, rounded_size_meta, true);
 }
 #endif
 

compiler-rt/lib/tsan/rtl/tsan_rtl_access.cpp

@@ -688,17 +688,17 @@ void MemoryAccessRangeT(ThreadState* thr, uptr pc, uptr addr, uptr size) {
     DCHECK(IsShadowMem(shadow_mem));
   }
 
-  uptr shadow_size =
+  uptr rounded_size =
       (RoundUpTo(addr + size, kShadowCell) - RoundDownTo(addr, kShadowCell));
   RawShadow* shadow_mem_end =
-      shadow_mem + shadow_size / kShadowCell * kShadowCnt;
+      shadow_mem + rounded_size / kShadowCell * kShadowCnt;
   if (!IsShadowMem(shadow_mem_end - 1)) {
     Printf("Bad shadow end addr: %p (%p)\n", shadow_mem_end - 1,
            (void*)(addr + size - 1));
     Printf(
-        "Shadow start addr (ok): %p (%p); size: 0x%zx; shadow_size: 0x%zx; "
+        "Shadow start addr (ok): %p (%p); size: 0x%zx; rounded_size: 0x%zx; "
         "kShadowMultiplier: %zx\n",
-        shadow_mem, (void*)addr, size, shadow_size, kShadowMultiplier);
+        shadow_mem, (void*)addr, size, rounded_size, kShadowMultiplier);
     DCHECK(IsShadowMem(shadow_mem_end - 1));
   }
 #endif