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| author | Dimitar Dimitrov <dimitar@dinux.eu> | 2020-11-01 15:09:27 +0200 |
|---|---|---|
| committer | Dimitar Dimitrov <dimitar@dinux.eu> | 2020-11-19 19:39:49 +0200 |
| commit | 5ace1776b88d4b0fc371414d0b3983015e22fead (patch) | |
| tree | 0185ff9ee4bdfc8940b18eee4e5c4eb4555a0f1e /gcc/fold-const.c | |
| parent | 0b0061f4d83cd8eb181f7114a077237b95a0c144 (diff) | |
| download | gcc-5ace1776b88d4b0fc371414d0b3983015e22fead.zip gcc-5ace1776b88d4b0fc371414d0b3983015e22fead.tar.gz gcc-5ace1776b88d4b0fc371414d0b3983015e22fead.tar.bz2 | |
pru: Add builtins for HALT and LMBD
Add builtins for HALT and LMBD, per Texas Instruments document
SPRUHV7C. Use the new LMBD pattern to define an expand for clz.
Binutils [1] and sim [2] support for LMBD instruction are merged now.
[1] https://sourceware.org/pipermail/binutils/2020-October/113901.html
[2] https://sourceware.org/pipermail/gdb-patches/2020-November/173141.html
gcc/ChangeLog:
* config/pru/alu-zext.md: Add lmbd patterns for zero_extend
variants.
* config/pru/pru.c (enum pru_builtin): Add HALT and LMBD.
(pru_init_builtins): Ditto.
(pru_builtin_decl): Ditto.
(pru_expand_builtin): Ditto.
* config/pru/pru.h (CLZ_DEFINED_VALUE_AT_ZERO): Define PRU
value for CLZ with zero value parameter.
* config/pru/pru.md: Add halt, lmbd and clz patterns.
* doc/extend.texi: Document PRU builtins.
gcc/testsuite/ChangeLog:
* gcc.target/pru/halt.c: New test.
* gcc.target/pru/lmbd.c: New test.
Diffstat (limited to 'gcc/fold-const.c')
0 files changed, 0 insertions, 0 deletions