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regmove.c (fixup_match_2): Only access call_used_regs with hard regs. 

2011-12-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* regmove.c (fixup_match_2): Only access call_used_regs with hard
	regs.

From-SVN: r182303
This commit is contained in:
Andreas Krebbel 2011-12-13 20:12:08 +00:00 committed by Andreas Krebbel
parent 9e39c311c6
commit 7a0a573ad9
2 changed files with 6 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* regmove.c (fixup_match_2): Only access call_used_regs with hard
regs.
2011-12-09 Kazu Hirata <kazu@codesourcery.com>
Backport from mainline:

2
gcc/regmove.c
View File

@ -871,7 +871,7 @@ fixup_match_2 (rtx insn, rtx dst, rtx src, rtx offset)
if (REG_N_CALLS_CROSSED (REGNO (src)) == 0)
break;
if (call_used_regs [REGNO (dst)]
if ((HARD_REGISTER_P (dst) && call_used_regs [REGNO (dst)])
|| find_reg_fusage (p, CLOBBER, dst))
break;
}