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| author | Evan Cheng <evan.cheng@apple.com> | 2011-04-22 01:42:52 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2011-04-22 01:42:52 +0000 |
| commit | db6cbe1ff16d5f18bf2469fa53744e680944dc56 (patch) | |
| tree | 35d46c3921e98b06cf1efaefe174c9ae53948a58 /lib/ExecutionEngine/MCJIT/MCJIT.cpp | |
| parent | d8a16241229a6d3f761e2e9fd19cbe08e614f113 (diff) | |
In Thumb2 mode, lower frame indix references to:
add <rd>, sp, #<imm8>
ldr <rd>, [sp, #<imm8>]
When the offset from sp is multiple of 4 and in range of 0-1020.
This saves code size by utilizing 16-bit instructions.
rdar://9321541
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129971 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/ExecutionEngine/MCJIT/MCJIT.cpp')
0 files changed, 0 insertions, 0 deletions