Modify comments

Commit migrated from https://github.com/dotnet/coreclr/commit/034d68202d17bd97624c54a52caa3ec1ad4c5d9b

diff --git a/src/coreclr/src/jit/regset.cpp b/src/coreclr/src/jit/regset.cpp
index 56f9905..24c9bf9 100644 (file)
--- a/src/coreclr/src/jit/regset.cpp
+++ b/src/coreclr/src/jit/regset.cpp
@@ -3323,7 +3323,8 @@ void Compiler::tmpPreAllocateTemps(var_types type, unsigned count)
 #ifdef _TARGET_ARM_
         if (type == TYP_DOUBLE)
         {
-            // Adjust tmpSize in case it needs alignment
+            // Adjust tmpSize to accommodate possible alignment padding.
+            // Note that at this point the offsets aren't yet finalized, so we don't yet know if it will be required.
             tmpSize += TARGET_POINTER_SIZE;
         }
 #endif // _TARGET_ARM_