Support Cortex-m0

Description

Support Cortex-m0

As the title says... also, fix all the ARM asm return sequences so that they
work on processors without the BX instruction.

http://reviews.llvm.org/D5314

Details

Committed
jroelofsOct 2 2014, 6:26 AM
Parents
rL218868: Silence a -Wsign-compare warning. NFC.
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