[mips][FastISel] Implement intrinsics memset, memcopy & memmove.
Audit RequiredrL238759

Description

[mips][FastISel] Implement intrinsics memset, memcopy & memmove.

Summary:
Implement the intrinsics memset, memcopy and memmove in MIPS FastISel.
Make some needed infrastructure fixes so that this can work.

Based on a patch by Reed Kotler.

Test Plan:
memtest1.ll
The patch passes test-suite for mips32 r1/r2 and at O0/O2

Reviewers: rkotler, dsanders

Subscribers: llvm-commits, rfuhler

Differential Revision: http://reviews.llvm.org/D7158

Details

Auditors
dsanders
Committed
vkalintirisJun 1 2015, 9:36 AM
Differential Revision
D7158: [mips][FastISel] Implement intrinsics memset, memcopy & memmove.
Parents
rL238758: Fix PR21945: Crash in constant evaluator.
Branches
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Tags
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