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| author | Adam Nemet <anemet@caviumnetworks.com> | 2009-08-11 17:31:09 +0000 |
|---|---|---|
| committer | Adam Nemet <nemet@gcc.gnu.org> | 2009-08-11 17:31:09 +0000 |
| commit | 842e098c5ff56730b4d84d5560eb4053a12ebd61 (patch) | |
| tree | 3685d54374ef0fee2a34f53968de7c8ccad1f008 /gcc/rtl.h | |
| parent | c53c2591f607409e311a2b319d95d17ea336a836 (diff) | |
| download | gcc-842e098c5ff56730b4d84d5560eb4053a12ebd61.tar.gz | |
combine.c (try_widen_shift_mode): Factor out code to check if an integer constant is a low-order bitmask from here ...
* combine.c (try_widen_shift_mode): Factor out code to check if an
integer constant is a low-order bitmask from here ...
* rtlanal.c (low_bitmask_len): ... to here.
* rtl.h (low_bitmask_len): Declare.
From-SVN: r150656
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/rtl.h b/gcc/rtl.h index d5ae561d3af..cf07348a3cb 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -1095,6 +1095,7 @@ extern unsigned HOST_WIDE_INT nonzero_bits (const_rtx, enum machine_mode); extern unsigned int num_sign_bit_copies (const_rtx, enum machine_mode); extern bool constant_pool_constant_p (rtx); extern bool truncated_to_mode (enum machine_mode, const_rtx); +extern int low_bitmask_len (enum machine_mode, unsigned HOST_WIDE_INT); /* 1 if RTX is a subreg containing a reg that is already known to be |