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rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in CALL_INSN_FUNCTION_USAGE. 

* rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
	CALL_INSN_FUNCTION_USAGE.

From-SVN: r104643
This commit is contained in:
J"orn Rennecke 2005-09-26 12:12:35 +00:00 committed by Joern Rennecke
parent 6cec5cb56a
commit 76dd592360
2 changed files with 6 additions and 3 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
* rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
CALL_INSN_FUNCTION_USAGE.
2005-09-26 Richard Guenther <rguenther@suse.de>
PR middle-end/15855

4
gcc/rtlanal.c
View File

@ -666,9 +666,7 @@ reg_used_between_p (rtx reg, rtx from_insn, rtx to_insn)
for (insn = NEXT_INSN (from_insn); insn != to_insn; insn = NEXT_INSN (insn))
if (INSN_P (insn)
&& (reg_overlap_mentioned_p (reg, PATTERN (insn))
|| (CALL_P (insn)
&& (find_reg_fusage (insn, USE, reg)
|| find_reg_fusage (insn, CLOBBER, reg)))))
|| (CALL_P (insn) && find_reg_fusage (insn, USE, reg))))
return 1;
return 0;
}