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| author | Jeffrey A Law <law@cygnus.com> | 2000-08-03 07:16:39 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2000-08-03 01:16:39 -0600 |
| commit | 66ed03f845c35c5b869534036d4dc1332f23452c (patch) | |
| tree | bcf043747af6b973e682ef85917025765b46713b /gcc | |
| parent | 860cd40a95e8376547675be8e71bbc0bb554721a (diff) | |
| download | gcc-66ed03f845c35c5b869534036d4dc1332f23452c.zip gcc-66ed03f845c35c5b869534036d4dc1332f23452c.tar.gz gcc-66ed03f845c35c5b869534036d4dc1332f23452c.tar.bz2 | |
flow.c (find_auto_inc): Verify that we've got a REG before peeking at its regno.
* flow.c (find_auto_inc): Verify that we've got a REG before
peeking at its regno. Fail, don't abort if we can't find
the increment of the desired register.
From-SVN: r35443
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/flow.c | 6 |
2 files changed, 7 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9965f95..2da5c60 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com) + * flow.c (find_auto_inc): Verify that we've got a REG before + peeking at its regno. Fail, don't abort if we can't find + the increment of the desired register. + * pa.md (shadd height reduction patterns/splitters): Remove. 2000-08-02 Jim Wilson <wilson@cygnus.com> @@ -5018,12 +5018,12 @@ find_auto_inc (pbi, x, insn) if (GET_CODE (y) != PLUS) return; - if (REGNO (XEXP (y, 0)) == REGNO (addr)) + if (REG_P (XEXP (y, 0)) && REGNO (XEXP (y, 0)) == REGNO (addr)) inc_val = XEXP (y, 1); - else if (REGNO (XEXP (y, 1)) == REGNO (addr)) + else if (REG_P (XEXP (y, 1)) && REGNO (XEXP (y, 1)) == REGNO (addr)) inc_val = XEXP (y, 0); else - abort (); + return; if (GET_CODE (inc_val) == CONST_INT) { |