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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/GarbageCollection.html | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/docs/GarbageCollection.html b/docs/GarbageCollection.html index 35bb60a598..3263fc624b 100644 --- a/docs/GarbageCollection.html +++ b/docs/GarbageCollection.html @@ -220,7 +220,7 @@ CodeBlock: </tt></div> <p>The <tt>llvm_gc_allocate</tt> function is a global function defined by the -garbage collector implementation to allocate memory. It should return a +garbage collector implementation to allocate memory. It returns a zeroed-out block of memory of the appropriate size.</p> </div> @@ -242,8 +242,9 @@ collectors) need to be informed when the mutator (the program that needs garbage collection) reads or writes object references into the heap. In the case of a generational collector, it needs to keep track of which "old" generation objects have references stored into them. The amount of code that typically needs to be -executed is usually quite small, so the overall performance impact of the -inserted code is tolerable.</p> +executed is usually quite small (and not on the critical path of any +computation), so the overall performance impact of the inserted code is +tolerable.</p> <p>To support garbage collectors that use read or write barriers, LLVM provides the <tt>llvm.gcread</tt> and <tt>llvm.gcwrite</tt> intrinsics. The first |