[PATCH] D19999: [X86] Teach X86FixupBWInsts to promote MOV8rr/MOV16rr to MOV32rr.
Ahmed Bougacha via llvm-commits
llvm-commits at lists.llvm.org
Thu May 5 15:00:36 PDT 2016
ab created this revision.
ab added reviewers: kbsmith1, qcolombet.
ab added subscribers: llvm-commits, mzolotukhin.
Codesize is less (16) or equal (8), and we avoid partial dependencies.
I'm running the test-suite to get some numbers; I figured I'd put up a patch in the meantime.
http://reviews.llvm.org/D19999
Files:
lib/Target/X86/X86FixupBWInsts.cpp
test/CodeGen/X86/2011-06-14-PreschedRegalias.ll
test/CodeGen/X86/anyext.ll
test/CodeGen/X86/avx512-calling-conv.ll
test/CodeGen/X86/avx512-mask-op.ll
test/CodeGen/X86/avx512-select.ll
test/CodeGen/X86/avx512dq-mask-op.ll
test/CodeGen/X86/cmovcmov.ll
test/CodeGen/X86/float-conv-elim.ll
test/CodeGen/X86/machine-combiner-int.ll
test/CodeGen/X86/opt-ext-uses.ll
test/CodeGen/X86/pr23664.ll
test/CodeGen/X86/vector-bitreverse.ll
test/CodeGen/X86/vector-idiv-sdiv-512.ll
test/CodeGen/X86/vector-idiv-udiv-512.ll
test/CodeGen/X86/xaluo.ll
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