ipa-inline.c (cgraph_edge_badness): Update comments.

ipa-inline.c (cgraph_edge_badness): Update comments.

        * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
        direction of badness if negative.
        (cgraph_default_inline_p): Add reason to parameters, and assign it
        a value.
        (cgraph_decide_inlining_of_small_functions): New parameter in call
        to cgraph_default_inline_p.
        (cgraph_decide_inlining_incrementally): Likewise.
        * cgraphunit.c (decide_is_function_needed): Likewise.
        * cgraph.h (cgraph_default_inline_p): Likewise.

From-SVN: r102497