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df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD, subreg is read/modify.

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* df.c (read_modify_subreg_p):  When osize == UNITS_PER_WORD,
	subreg is read/modify.

From-SVN: r61773
This commit is contained in:
Jan Hubicka 2003-01-25 16:12:17 +01:00 committed by Jan Hubicka
parent 26771da72f
commit 36ddc6b01b
2 changed files with 6 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Sat Jan 25 16:11:22 CET 2003 Jan Hubicka <jh@suse.cz>
* df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
subreg is read/modify.
Sat Jan 25 15:55:08 CET 2003 Jan Hubicka <jh@suse.cz>
* i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently

2
gcc/df.c
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@ -915,7 +915,7 @@ read_modify_subreg_p (x)
return true;
if (isize <= UNITS_PER_WORD)
return false;
if (osize >= UNITS_PER_WORD)
if (osize > UNITS_PER_WORD)
return false;
return true;
}