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re PR rtl-optimization/14282 (ICE in sh-elf-gcc with -m4-single-only and -O2) 

PR optimization/14282
* sched-deps.c (sched_analyze_insn): Allow a stack adjustment
between a call and the assignment of its return value.

From-SVN: r78925
This commit is contained in:
DJ Delorie 2004-03-04 14:03:02 -05:00 committed by DJ Delorie
parent e9eba25540
commit 58f206d65d
2 changed files with 13 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-03-04 DJ Delorie <dj@redhat.com>
PR optimization/14282
* sched-deps.c (sched_analyze_insn): Allow a stack adjustment
between a call and the assignment of its return value.
2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
* config/h8300/h8300.c: Put a comment for every function.

8
gcc/sched-deps.c
View File

@ -1127,7 +1127,13 @@ sched_analyze_insn (struct deps *deps, rtx x, rtx insn, rtx loop_notes)
tmp = SET_SRC (set);
if (GET_CODE (tmp) == SUBREG)
tmp = SUBREG_REG (tmp);
if (GET_CODE (tmp) == REG)
if ((GET_CODE (tmp) == PLUS
|| GET_CODE (tmp) == MINUS)
&& GET_CODE (XEXP (tmp, 0)) == REG
&& REGNO (XEXP (tmp, 0)) == STACK_POINTER_REGNUM
&& dest_regno == STACK_POINTER_REGNUM)
src_regno = STACK_POINTER_REGNUM;
else if (GET_CODE (tmp) == REG)
src_regno = REGNO (tmp);
else
goto end_call_group;