meheff updated this revision to Diff 29425. meheff added a comment. Removing the llvm-specific flag sounds good to me. Updated in diff.
http://reviews.llvm.org/D10857 Files: docs/LanguageExtensions.rst Index: docs/LanguageExtensions.rst =================================================================== --- docs/LanguageExtensions.rst +++ docs/LanguageExtensions.rst @@ -1991,10 +1991,10 @@ reduces the trip count. If ``unroll(full)`` is specified the unroller will attempt to fully unroll the -loop if the trip count is known at compile time. If the loop count is not known -or the fully unrolled code size is greater than the limit specified by the -`-pragma-unroll-threshold` command line option the loop will be partially -unrolled subject to the same limit. +loop if the trip count is known at compile time. If the fully unrolled code size +is greater than an internal limit the loop will be partially unrolled up to this +limit. If the loop count is not known at compile time the loop will not be +unrolled. .. code-block:: c++ @@ -2006,7 +2006,7 @@ The unroll count can be specified explicitly with ``unroll_count(_value_)`` where _value_ is a positive integer. If this value is greater than the trip count the loop will be fully unrolled. Otherwise the loop is partially unrolled subject -to the `-pragma-unroll-threshold` limit. +to the same code size limit as with ``unroll(full)``. .. code-block:: c++
Index: docs/LanguageExtensions.rst =================================================================== --- docs/LanguageExtensions.rst +++ docs/LanguageExtensions.rst @@ -1991,10 +1991,10 @@ reduces the trip count. If ``unroll(full)`` is specified the unroller will attempt to fully unroll the -loop if the trip count is known at compile time. If the loop count is not known -or the fully unrolled code size is greater than the limit specified by the -`-pragma-unroll-threshold` command line option the loop will be partially -unrolled subject to the same limit. +loop if the trip count is known at compile time. If the fully unrolled code size +is greater than an internal limit the loop will be partially unrolled up to this +limit. If the loop count is not known at compile time the loop will not be +unrolled. .. code-block:: c++ @@ -2006,7 +2006,7 @@ The unroll count can be specified explicitly with ``unroll_count(_value_)`` where _value_ is a positive integer. If this value is greater than the trip count the loop will be fully unrolled. Otherwise the loop is partially unrolled subject -to the `-pragma-unroll-threshold` limit. +to the same code size limit as with ``unroll(full)``. .. code-block:: c++
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