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| author | Paolo Bonzini <bonzini@gnu.org> | 2007-02-23 07:45:34 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2007-02-23 07:45:34 +0000 |
| commit | c0729306a62169f2a4fae2a5c16e83d8a485f746 (patch) | |
| tree | 96a13a92271719c54cd547ea3040ec3575bc0da2 /gcc | |
| parent | a47eec17b411a9d858ee62a5237a62ec5238de6f (diff) | |
| download | gcc-c0729306a62169f2a4fae2a5c16e83d8a485f746.zip gcc-c0729306a62169f2a4fae2a5c16e83d8a485f746.tar.gz gcc-c0729306a62169f2a4fae2a5c16e83d8a485f746.tar.bz2 | |
re PR rtl-optimization/30841 (Missed optimizations for sbi/cbi instructions)
2007-02-22 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/30841
* fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
From-SVN: r122253
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fwprop.c | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cd1e85d..adedaa7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2007-02-22 Paolo Bonzini <bonzini@gnu.org> + + PR rtl-optimization/30841 + * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address. + 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (fold_builtin_frexp): New. diff --git a/gcc/fwprop.c b/gcc/fwprop.c index 1ab3e52..6ce9183 100644 --- a/gcc/fwprop.c +++ b/gcc/fwprop.c @@ -324,7 +324,8 @@ propagate_rtx_1 (rtx *px, rtx old, rtx new, bool can_appear) /* Dismiss transformation that we do not want to carry on. */ if (!valid_ops || new_op0 == op0 - || GET_MODE (new_op0) != GET_MODE (op0)) + || !(GET_MODE (new_op0) == GET_MODE (op0) + || GET_MODE (new_op0) == VOIDmode)) return true; canonicalize_address (new_op0); |