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| author | Hans-Peter Nilsson <hp@axis.com> | 2008-04-08 09:04:04 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2008-04-08 09:04:04 +0000 |
| commit | 582be0a107e90be99658ff9d7b85b17430cbc864 (patch) | |
| tree | f6b5cb4628930e1b9b81689b21ffcdbc2417bd42 /gcc | |
| parent | 38173d38cc4d944f209f1b2e0101fb176ac21e84 (diff) | |
| download | gcc-582be0a107e90be99658ff9d7b85b17430cbc864.zip gcc-582be0a107e90be99658ff9d7b85b17430cbc864.tar.gz gcc-582be0a107e90be99658ff9d7b85b17430cbc864.tar.bz2 | |
cris.c (cris_address_cost): For a PLUS, swap tem1 and tem2 if tem1 is not a REG or MULT.
* config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
and tem2 if tem1 is not a REG or MULT.
From-SVN: r134088
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/cris/cris.c | 7 |
2 files changed, 11 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 076abb3..af44893 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2008-04-08 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1 + and tem2 if tem1 is not a REG or MULT. + 2008-04-08 Jan Hubicka <jh@suse.cz> * function.h (incomming_args): Break out of struct function. diff --git a/gcc/config/cris/cris.c b/gcc/config/cris/cris.c index 85a944b..87fef5a 100644 --- a/gcc/config/cris/cris.c +++ b/gcc/config/cris/cris.c @@ -1883,7 +1883,12 @@ cris_address_cost (rtx x) rtx tem1 = XEXP (x, 0); rtx tem2 = XEXP (x, 1); - /* We'll "assume" canonical RTX. */ + /* Local extended canonicalization rule: the first operand must + be REG, unless it's an operation (MULT). */ + if (!REG_P (tem1) && GET_CODE (tem1) != MULT) + tem1 = tem2, tem2 = XEXP (x, 0); + + /* We'll "assume" we have canonical RTX now. */ gcc_assert (REG_P (tem1) || GET_CODE (tem1) == MULT); /* A BIAP is 2 extra bytes for the prefix insn, nothing more. We |