[Tarantool-patches] [PATCH luajit 0/3] Generation of immediates and TBAR fusion
Sergey Kaplun
skaplun at tarantool.org
Thu Jul 24 12:03:57 MSK 2025
The first 2 patches are required to avoid conflicts with the last one
patch. The last patch fixes incorrect fusion of instructions across IR,
which leads to incorrect label target.
Related issues:
* https://github.com/tarantool/tarantool/issues/11691
* https://github.com/LuaJIT/LuaJIT/issues/1057
Mike Pall (3):
ARM64: Improve generation of immediates.
ARM64: More improvements to the generation of immediates.
ARM64: Prevent STP fusion for conditional code emitted by TBAR.
src/lj_asm.c | 3 +
src/lj_asm_arm64.h | 26 +++---
src/lj_emit_arm64.h | 66 ++++++++--------
...1057-arm64-stp-fusing-across-tbar.test.lua | 79 +++++++++++++++++++
4 files changed, 126 insertions(+), 48 deletions(-)
create mode 100644 test/tarantool-tests/lj-1057-arm64-stp-fusing-across-tbar.test.lua
--
2.50.0
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