From f736cb3eedc28efce160effa53403e4b69411427 Mon Sep 17 00:00:00 2001
From: Gabor Loki <loki@inf.u-szeged.hu>
Date: Sat, 3 Apr 2004 00:17:49 +0200
Subject: [PATCH] opts.c (decode_options): Do function inlining with very small
max-inline-insns-* parameters when...
2004-04-02 Gabor Loki <loki@inf.u-szeged.hu>
* opts.c (decode_options): Do function inlining with very small
max-inline-insns-* parameters when optimizing for size.
From-SVN: r80359
---
gcc/ChangeLog | 5 +++++
gcc/opts.c | 9 +++++++++
2 files changed, 14 insertions(+)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9b7dbc7960a..2a0fbb720b4d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-04-02 Gabor Loki <loki@inf.u-szeged.hu>
+
+ * opts.c (decode_options): Do function inlining with very small
+ max-inline-insns-* parameters when optimizing for size.
+
2004-04-02 Vladimir Makarov <vmakarov@redhat.com>
* config/i386/i386.h (TARGET_NOCONA): New macro.
diff --git a/gcc/opts.c b/gcc/opts.c
index f21cf250d21e..b5cb3d99c0a7 100644
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -594,6 +594,15 @@ decode_options (unsigned int argc, const char **argv)
flag_reorder_blocks = 0;
}
+ if (optimize_size)
+ {
+ /* Inlining of very small functions usually reduces total size. */
+ set_param_value ("max-inline-insns-single", 5);
+ set_param_value ("max-inline-insns-auto", 5);
+ set_param_value ("max-inline-insns-rtl", 10);
+ flag_inline_functions = 1;
+ }
+
/* Initialize whether `char' is signed. */
flag_signed_char = DEFAULT_SIGNED_CHAR;
/* Initialize how much space enums occupy, by default. */
--
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