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| author | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2022-11-15 09:50:39 +0000 |
|---|---|---|
| committer | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2022-11-15 09:50:39 +0000 |
| commit | 0431e8ae5bdb854bda5f9005e41c8c4d03f6d74e (patch) | |
| tree | b65df33fbe1c4b36a63276d5e48037ac3c25fa78 /gcc/fortran | |
| parent | 9a4129f5c5a697ad7726687d5932eef90feec53b (diff) | |
| download | gcc-0431e8ae5bdb854bda5f9005e41c8c4d03f6d74e.zip gcc-0431e8ae5bdb854bda5f9005e41c8c4d03f6d74e.tar.gz gcc-0431e8ae5bdb854bda5f9005e41c8c4d03f6d74e.tar.bz2 | |
aarch64: Enable the use of LDAPR for load-acquire semantics
This patch enables the use of LDAPR for load-acquire semantics.
2022-11-15 Andre Vieira <andre.simoesdiasvieira@arm.com>
Kyrylo Tkachov <kyrylo.tkachov@arm.com>
gcc/ChangeLog:
* config/aarch64/aarch64.h (AARCH64_ISA_RCPC): New Macro.
(TARGET_RCPC): New Macro.
* config/aarch64/atomics.md (atomic_load<mode>): Change into an expand.
(aarch64_atomic_load<mode>_rcpc): New define_insn for ldapr.
(aarch64_atomic_load<mode>): Rename of old define_insn for ldar.
* config/aarch64/iterators.md (UNSPEC_LDAP): New unspec enum value.
* doc/invoke.texi (rcpc): Ammend documentation to mention the effects
on code generation.
gcc/testsuite/ChangeLog:
* gcc.target/aarch64/ldapr.c: New test.
Diffstat (limited to 'gcc/fortran')
0 files changed, 0 insertions, 0 deletions