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| author | Thomas Preud'homme <thomas.preudhomme@arm.com> | 2014-09-24 08:27:21 +0000 |
|---|---|---|
| committer | Thomas Preud'homme <thopre01@gcc.gnu.org> | 2014-09-24 08:27:21 +0000 |
| commit | aa29ea0cd4054b64d9dbc9adba3bfd2db2a86be1 (patch) | |
| tree | 8c575547f3f27f3728029148d26a855925028b06 /gcc/cp/parser.c | |
| parent | 415ebad0b3ed751ffd1ea991350ac770b66c1a97 (diff) | |
| download | gcc-aa29ea0cd4054b64d9dbc9adba3bfd2db2a86be1.zip gcc-aa29ea0cd4054b64d9dbc9adba3bfd2db2a86be1.tar.gz gcc-aa29ea0cd4054b64d9dbc9adba3bfd2db2a86be1.tar.bz2 | |
re PR tree-optimization/63266 (Test regression: gcc.target/sh/pr53568-1.c)
2014-09-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
gcc/
PR tree-optimization/63266
* tree-ssa-math-opts.c (struct symbolic_number): Add comment about
marker for unknown byte value.
(MARKER_MASK): New macro.
(MARKER_BYTE_UNKNOWN): New macro.
(HEAD_MARKER): New macro.
(do_shift_rotate): Mark bytes with unknown values due to sign
extension when doing an arithmetic right shift. Replace hardcoded
mask for marker by new MARKER_MASK macro.
(find_bswap_or_nop_1): Likewise and adjust ORing of two symbolic
numbers accordingly.
gcc/testsuite/
PR tree-optimization/63266
* gcc.dg/optimize-bswapsi-1.c (swap32_d): New bswap pass test.
From-SVN: r215546
Diffstat (limited to 'gcc/cp/parser.c')
0 files changed, 0 insertions, 0 deletions