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[PowerPC] Implement the areMemAccessesTriviallyDisjoint hook
authorQingShan Zhang <qshanz@cn.ibm.com>
Tue, 2 Jul 2019 03:28:52 +0000 (03:28 +0000)
committerQingShan Zhang <qshanz@cn.ibm.com>
Tue, 2 Jul 2019 03:28:52 +0000 (03:28 +0000)
commit8322207d92e408fca8fa195f7573149792a1c719
treec73c74553664d5dc8a53ab86c9098dd02ec97341
parent856b03a739f4af3e826f8696eb309c0ae7277a17
[PowerPC] Implement the areMemAccessesTriviallyDisjoint hook
After implemented this hook, we will model the memory dependency in the scheduling dependency graph more precise,
and will have more opportunity to reorder the load/stores, as they didn't have the dependency at some condition

Differential Revision: https://reviews.llvm.org/D63804

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@364886 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/PowerPC/PPCInstrInfo.cpp
lib/Target/PowerPC/PPCInstrInfo.h
test/CodeGen/PowerPC/2008-10-28-f128-i32.ll
test/CodeGen/PowerPC/extract-and-store.ll
test/CodeGen/PowerPC/f128-aggregates.ll
test/CodeGen/PowerPC/legalize-vaarg.ll
test/CodeGen/PowerPC/ppc32-skip-regs.ll
test/CodeGen/PowerPC/scheduling-mem-dependency.ll [new file with mode: 0644]
test/CodeGen/PowerPC/varargs.ll
test/CodeGen/PowerPC/vec-min-max.ll
test/CodeGen/PowerPC/vsx.ll