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(parent: 04f6b4e) | patch
[ExpandMemCmp][MergeICmps] Move passes out of CodeGen into opt pipeline.
authorClement Courbet <courbet@google.com>
Wed, 26 Jun 2019 11:50:18 +0000 (11:50 +0000)
committerClement Courbet <courbet@google.com>
Wed, 26 Jun 2019 11:50:18 +0000 (11:50 +0000)
commite0fc543f4ce1b18e112005543589bbe22b79fb08
tree344f2cbe668355bfcbfb17fd00ef05dc167ed704tree | snapshot
parent04f6b4ef8cd15c3c0dac3e33cdd972d770722601commit | diff
[ExpandMemCmp][MergeICmps] Move passes out of CodeGen into opt pipeline.

This allows later passes (in particular InstCombine) to optimize more
cases.

One that's important to us is `memcmp(p, q, constant) < 0` and memcmp(p, q, constant) > 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@364412 91177308-0d34-0410-b5e6-96231b3b80d8
40 files changed:
include/llvm/CodeGen/Passes.h diff | blob | history
include/llvm/Transforms/IPO/PassManagerBuilder.h diff | blob | history
include/llvm/Transforms/Scalar.h diff | blob | history
lib/CodeGen/CMakeLists.txt diff | blob | history
lib/CodeGen/CodeGen.cpp diff | blob | history
lib/CodeGen/TargetPassConfig.cpp diff | blob | history
lib/Transforms/IPO/PassManagerBuilder.cpp diff | blob | history
lib/Transforms/Scalar/CMakeLists.txt diff | blob | history
lib/Transforms/Scalar/ExpandMemCmp.cpp [moved from lib/CodeGen/ExpandMemCmp.cpp with 90% similarity] diff | blob | history
lib/Transforms/Scalar/MergeICmps.cpp diff | blob | history
lib/Transforms/Scalar/Scalar.cpp diff | blob | history
test/CodeGen/AArch64/O3-pipeline.ll diff | blob | history
test/CodeGen/ARM/O3-pipeline.ll diff | blob | history
test/CodeGen/Generic/llc-start-stop.ll diff | blob | history
test/CodeGen/PowerPC/memCmpUsedInZeroEqualityComparison.ll [deleted file] blob | history
test/CodeGen/PowerPC/memcmp-mergeexpand.ll [deleted file] blob | history
test/CodeGen/PowerPC/memcmp.ll [deleted file] blob | history
test/CodeGen/PowerPC/memcmpIR.ll [deleted file] blob | history
test/CodeGen/X86/O3-pipeline.ll diff | blob | history
test/CodeGen/X86/memcmp-mergeexpand.ll [deleted file] blob | history
test/CodeGen/X86/memcmp-optsize.ll [deleted file] blob | history
test/CodeGen/X86/memcmp.ll [deleted file] blob | history
test/Other/opt-O2-pipeline.ll diff | blob | history
test/Other/opt-O3-pipeline.ll diff | blob | history
test/Other/opt-Os-pipeline.ll diff | blob | history
test/Transforms/ExpandMemCmp/PowerPC/lit.local.cfg [new file with mode: 0644] blob
test/Transforms/ExpandMemCmp/PowerPC/memcmpIR.ll [new file with mode: 0644] blob
test/Transforms/ExpandMemCmp/X86/memcmp.ll diff | blob | history
test/Transforms/ExpandMemCmp/X86/pr36421.ll [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/PowerPC/lit.local.cfg [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/PowerPC/memCmpUsedInZeroEqualityComparison.ll [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/PowerPC/memcmp-mergeexpand.ll [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/PowerPC/memcmp.ll [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/X86/lit.local.cfg [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/X86/memcmp-mergeexpand.ll [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/X86/memcmp.ll [new file with mode: 0644] blob
test/Transforms/PhaseOrdering/X86/pr36421.ll [new file with mode: 0644] blob
tools/opt/opt.cpp diff | blob | history
utils/gn/secondary/llvm/lib/CodeGen/BUILD.gn diff | blob | history
utils/gn/secondary/llvm/lib/Transforms/Scalar/BUILD.gn diff | blob | history
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