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| author | Kyrylo Tkachov <kyrylo.tkachov@arm.com> | 2016-04-27 14:38:10 +0000 |
|---|---|---|
| committer | Kyrylo Tkachov <ktkachov@gcc.gnu.org> | 2016-04-27 14:38:10 +0000 |
| commit | 317d98872b3c9173d4a9f82693bbdcc84cdeb03c (patch) | |
| tree | b70dc1bae57d8dd8a731c09733e5c72bd0c35a6f /gcc | |
| parent | 72ed2b9c767f9dc230b97a5cde0d43d36d06ba40 (diff) | |
| download | gcc-317d98872b3c9173d4a9f82693bbdcc84cdeb03c.zip gcc-317d98872b3c9173d4a9f82693bbdcc84cdeb03c.tar.gz gcc-317d98872b3c9173d4a9f82693bbdcc84cdeb03c.tar.bz2 | |
[rtlanal.c] Convert conditional compilation on WORD_REGISTER_OPERATIONS
* rtlanal.c (nonzero_bits1): Convert preprocessor check
for WORD_REGISTER_OPERATIONS to runtime check.
From-SVN: r235512
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/rtlanal.c | 11 |
2 files changed, 11 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cbfae1f..c97041a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * rtlanal.c (nonzero_bits1): Convert preprocessor check + for WORD_REGISTER_OPERATIONS to runtime check. + 2016-04-27 Richard Biener <rguenther@suse.de> PR ipa/70760 diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index b4dff86..0b6e1e0 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -4584,13 +4584,14 @@ nonzero_bits1 (const_rtx x, machine_mode mode, const_rtx known_x, nonzero &= cached_nonzero_bits (SUBREG_REG (x), mode, known_x, known_mode, known_ret); -#if WORD_REGISTER_OPERATIONS && defined (LOAD_EXTEND_OP) +#ifdef LOAD_EXTEND_OP /* If this is a typical RISC machine, we only have to worry about the way loads are extended. */ - if ((LOAD_EXTEND_OP (inner_mode) == SIGN_EXTEND - ? val_signbit_known_set_p (inner_mode, nonzero) - : LOAD_EXTEND_OP (inner_mode) != ZERO_EXTEND) - || !MEM_P (SUBREG_REG (x))) + if (WORD_REGISTER_OPERATIONS + && ((LOAD_EXTEND_OP (inner_mode) == SIGN_EXTEND + ? val_signbit_known_set_p (inner_mode, nonzero) + : LOAD_EXTEND_OP (inner_mode) != ZERO_EXTEND) + || !MEM_P (SUBREG_REG (x)))) #endif { /* On many CISC machines, accessing an object in a wider mode |