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author | Richard Biener <rguenther@suse.de> | 2018-11-07 13:18:36 +0000 |
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committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-11-07 13:18:36 +0000 |
commit | 296b0b042ae6de0541b07a3169f9d12a92a3d672 (patch) | |
tree | d234f9310e16fee382da3ac61590ce0cfc733b77 | |
parent | 6fe2da9fafe878a361e2d23821d590fd53ef99bd (diff) | |
download | gcc-296b0b042ae6de0541b07a3169f9d12a92a3d672.zip gcc-296b0b042ae6de0541b07a3169f9d12a92a3d672.tar.gz gcc-296b0b042ae6de0541b07a3169f9d12a92a3d672.tar.bz2 |
ipa-inline.c (want_inline_small_function_p): Compute big_speedup_p lazily and last.
2018-11-07 Richard Biener <rguenther@suse.de>
* ipa-inline.c (want_inline_small_function_p): Compute
big_speedup_p lazily and last.
From-SVN: r265873
-rw-r--r-- | gcc/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/ipa-inline.c | 14 |
2 files changed, 12 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f8295d5..899e3fa 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2018-11-07 Richard Biener <rguenther@suse.de> + + * ipa-inline.c (want_inline_small_function_p): Compute + big_speedup_p lazily and last. + 2018-11-07 Jan Hubicka <jh@suse.cz> * tree.c (fld_type_variant_equal_p): Skip TYPE_ALIGN check when diff --git a/gcc/ipa-inline.c b/gcc/ipa-inline.c index 4f8ed15..bcd1653 100644 --- a/gcc/ipa-inline.c +++ b/gcc/ipa-inline.c @@ -779,7 +779,7 @@ want_inline_small_function_p (struct cgraph_edge *e, bool report) { int growth = estimate_edge_growth (e); ipa_hints hints = estimate_edge_hints (e); - bool big_speedup = big_speedup_p (e); + int big_speedup = -1; /* compute this lazily */ if (growth <= 0) ; @@ -787,13 +787,13 @@ want_inline_small_function_p (struct cgraph_edge *e, bool report) hints suggests that inlining given function is very profitable. */ else if (DECL_DECLARED_INLINE_P (callee->decl) && growth >= MAX_INLINE_INSNS_SINGLE - && ((!big_speedup - && !(hints & (INLINE_HINT_indirect_call + && (growth >= MAX_INLINE_INSNS_SINGLE * 16 + || (!(hints & (INLINE_HINT_indirect_call | INLINE_HINT_known_hot | INLINE_HINT_loop_iterations | INLINE_HINT_array_index - | INLINE_HINT_loop_stride))) - || growth >= MAX_INLINE_INSNS_SINGLE * 16)) + | INLINE_HINT_loop_stride)) + && !(big_speedup = big_speedup_p (e))))) { e->inline_failed = CIF_MAX_INLINE_INSNS_SINGLE_LIMIT; want_inline = false; @@ -813,7 +813,6 @@ want_inline_small_function_p (struct cgraph_edge *e, bool report) Upgrade it to MAX_INLINE_INSNS_SINGLE when hints suggests that inlining given function is very profitable. */ else if (!DECL_DECLARED_INLINE_P (callee->decl) - && !big_speedup && !(hints & INLINE_HINT_known_hot) && growth >= ((hints & (INLINE_HINT_indirect_call | INLINE_HINT_loop_iterations @@ -821,7 +820,8 @@ want_inline_small_function_p (struct cgraph_edge *e, bool report) | INLINE_HINT_loop_stride)) ? MAX (MAX_INLINE_INSNS_AUTO, MAX_INLINE_INSNS_SINGLE) - : MAX_INLINE_INSNS_AUTO)) + : MAX_INLINE_INSNS_AUTO) + && !(big_speedup == -1 ? big_speedup_p (e) : big_speedup)) { /* growth_likely_positive is expensive, always test it last. */ if (growth >= MAX_INLINE_INSNS_SINGLE |