Evan Cheng c0d2004e3c 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

llvm-svn: 129971

2011-04-22 01:42:52 +00:00

40 KiB

Raw Blame History

View Raw