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loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value in the loop_info structure. 

* loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value
        in the loop_info structure.
Should fix -O1 -funroll-loops bootstrap problems.

From-SVN: r24146
This commit is contained in:
Michael Hayes 1998-12-07 09:56:56 +00:00 committed by Jeff Law
parent e6592fffc4
commit eb6a3bc0b4
2 changed files with 7 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Mon Dec 7 10:53:38 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value
in the loop_info structure.
Mon Dec 7 11:04:40 1998 Catherine Moore <clm@cygnus.com>
* configure.in: (arm*-*-ecos-elf): New target.

4
gcc/loop.c
View File

@ -7067,8 +7067,8 @@ check_dbra_loop (loop_end, insn_count, loop_start, loop_info)
bl->biv->add_val = new_add_val;
/* Update loop info. */
loop_info->initial_value = bl->initial_value;
loop_info->initial_equiv_value = bl->initial_value;
loop_info->initial_value = reg;
loop_info->initial_equiv_value = reg;
loop_info->final_value = const0_rtx;
loop_info->final_equiv_value = const0_rtx;
loop_info->comparison_value = const0_rtx;