diff options
| author | Ben Shi <powerman1st@163.com> | 2021-10-12 09:03:16 +0000 |
|---|---|---|
| committer | Ben Shi <powerman1st@163.com> | 2021-10-16 08:50:39 +0000 |
| commit | 9bf6bef9951a1c230796ccad2c5c0195ce4c4dff (patch) | |
| tree | 67738e913dbc5c1790c1382b3f2baab5a3dd4a3a /lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp | |
| parent | f0711106dc6c14dcaf06437a0467043e983bf9dc (diff) | |
[AArch64] Optimize add/sub with immediate
Optimize ([add|sub] r, imm) -> ([ADD|SUB] ([ADD|SUB] r, #imm0, lsl #12), #imm1),
if imm == (imm0<<12)+imm1. and both imm0 and imm1 are non-zero 12-bit unsigned
integers.
Optimize ([add|sub] r, imm) -> ([SUB|ADD] ([SUB|ADD] r, #imm0, lsl #12), #imm1),
if imm == -(imm0<<12)-imm1, and both imm0 and imm1 are non-zero 12-bit unsigned
integers.
Reviewed By: jaykang10, dmgreen
Differential Revision: https://reviews.llvm.org/D111034
Diffstat (limited to 'lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp')
0 files changed, 0 insertions, 0 deletions