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| author | Matthew Wahab <matthew.wahab@arm.com> | 2015-09-22 09:41:15 +0000 |
|---|---|---|
| committer | Matthew Wahab <mwahab@gcc.gnu.org> | 2015-09-22 09:41:15 +0000 |
| commit | 68729b062d576417d74f9b807e2d9e8f659d2d06 (patch) | |
| tree | 59c5a33c77435f868488239bdf21d29239bee1be /gcc/config.gcc | |
| parent | 641c2f8b69f799a00d0fda696d480e10505257c3 (diff) | |
| download | gcc-68729b062d576417d74f9b807e2d9e8f659d2d06.zip gcc-68729b062d576417d74f9b807e2d9e8f659d2d06.tar.gz gcc-68729b062d576417d74f9b807e2d9e8f659d2d06.tar.bz2 | |
[AArch64] Use atomic load-operate instructions for update-fetch patterns.
2015-09-22 Matthew Wahab <matthew.wahab@arm.com>
* config/aarch64/aarch64-protos.h (aarch64_gen_atomic_ldop):
Adjust declaration.
* config/aarch64/aarch64.c (aarch64_emit_bic): New.
(aarch64_gen_atomic_ldop): Adjust comment. Add parameter
out_result. Update to support update-fetch operations.
* config/aarch64/atomics.md (aarch64_atomic_exchange<mode>_lse):
Adjust for change to aarch64_gen_atomic_ldop.
(aarch64_atomic_<atomic_optab><mode>_lse): Likewise.
(aarch64_atomic_fetch_<atomic_optab><mode>_lse): Likewise.
(atomic_<atomic_optab>_fetch<mode>): Change to an expander.
(aarch64_atomic_<atomic_optab>_fetch<mode>): New.
(aarch64_atomic_<atomic_optab>_fetch<mode>_lse): New.
gcc/testsuite
2015-09-22 Matthew Wahab <matthew.wahab@arm.com>
* gcc.target/aarch64/atomic-inst-ldadd.c: Add tests for
update-fetch operations.
* gcc.target/aarch64/atomic-inst-ldlogic.c: Likewise.
From-SVN: r228002
Diffstat (limited to 'gcc/config.gcc')
0 files changed, 0 insertions, 0 deletions