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Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 0db0f59..78f81e2 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -8260,6 +8260,12 @@ the more aggressive code hoisting will be. Specifying 0 will allow all expressions to travel unrestricted distances. The default value is 3. +@item max-hoist-depth +The depth of search in the dominator tree for expressions to hoist. +This is used to avoid quadratic behavior in hoisting algorithm. +The value of 0 will avoid limiting the search, but may slow down compilation +of huge functions. The default value is 30. + @item max-unrolled-insns The maximum number of instructions that a loop should have if that loop is unrolled, and if the loop is unrolled, it determines how many times |