| commit | 298a9306b7dab0d8d6b1625a594c564e5c257a10 | |
| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 12 Dec 2001 22:50:05 +0000 (12 22:50 +0000) | ||
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 12 Dec 2001 22:50:05 +0000 (12 22:50 +0000) | ||
| tree | bbc23bebdd972d2b44a70bb56df71f814ddfbac5 | treesnapshot (tar.gz zip) |
| parent | 790472fc429c2c718ac66568ab167ec84f6577a5 | commitdiff |
* regrename.c (copyprop_hardreg_forward): New optimization.
(kill_value_regno, kill_value, init_value_data, kill_clobbered_value,
kill_set_value, kill_autoinc_value, copy_value, find_oldest_value_reg,
replace_oldest_value_reg, replace_oldest_value_addr,
replace_oldest_value_mem, copyprop_hardreg_forward_1,
debug_value_data, validate_value_data): New.
* rtl.h (copyprop_hardreg_forward): Declare.
* toplev.c (flag_cprop_registers): New.
(f_options): Add -fcprop-registers
(rest_of_compilation): Invoke it.
(parse_options_and_default_flags): Set it at -O1.
* doc/invoke.texi: Document it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47951 138bc75d-0d04-0410-961f-82ee72b054a4
(kill_value_regno, kill_value, init_value_data, kill_clobbered_value,
kill_set_value, kill_autoinc_value, copy_value, find_oldest_value_reg,
replace_oldest_value_reg, replace_oldest_value_addr,
replace_oldest_value_mem, copyprop_hardreg_forward_1,
debug_value_data, validate_value_data): New.
* rtl.h (copyprop_hardreg_forward): Declare.
* toplev.c (flag_cprop_registers): New.
(f_options): Add -fcprop-registers
(rest_of_compilation): Invoke it.
(parse_options_and_default_flags): Set it at -O1.
* doc/invoke.texi: Document it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47951 138bc75d-0d04-0410-961f-82ee72b054a4
| gcc/ChangeLog | diffblobblamehistory | |
| gcc/doc/invoke.texi | diffblobblamehistory | |
| gcc/regrename.c | diffblobblamehistory | |
| gcc/rtl.h | diffblobblamehistory | |
| gcc/toplev.c | diffblobblamehistory |