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[Builtins] Use 4 byte alignment for __aeabi_memclr. 

Summary:
Align __aeabi_memclr to 4 bytes. All other ARM functions are already aligned to
4-bytes in compiler-rt.
(Split off from review D38227)

Reviewers: compnerd, peter.smith, srhines, weimingz, rengolin, kristof.beyls

Reviewed By: compnerd

Subscribers: aemerson, javed.absar, llvm-commits

Differential Revision: https://reviews.llvm.org/D38271

llvm-svn: 314255
This commit is contained in:
Manoj Gupta 2017-09-26 22:37:08 +00:00
parent 1e584a7082
commit 347ff633f7
1 changed files with 1 additions and 0 deletions
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compiler-rt/lib/builtins/arm/aeabi_memset.S
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@ -24,6 +24,7 @@ END_COMPILERRT_FUNCTION(__aeabi_memset)
DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset4, __aeabi_memset)
DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset8, __aeabi_memset)
.p2align 2
DEFINE_COMPILERRT_FUNCTION(__aeabi_memclr)
mov r2, r1
movs r1, #0