[PATCH] D140638: [Codegen][LegalizeIntegerTypes] New legalization strategy for scalar shifts: shift through stack
Roman Lebedev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Dec 24 08:39:09 PST 2022
lebedev.ri updated this revision to Diff 485201.
lebedev.ri retitled this revision from "[Codegen][LegalizeIntegerTypes] New legalization strategy for scalar shifts w/ shift amount by a multiple of CHAR_BIT" to "[Codegen][LegalizeIntegerTypes] New legalization strategy for scalar shifts: shift through stack".
lebedev.ri edited the summary of this revision.
lebedev.ri added a comment.
Herald added subscribers: atanasyan, javed.absar, sdardis, dylanmckay.
Aha, and i'm missing the point.
This *nicely* generalizes to non-CHAR_BIT-multiple shift amounts: https://alive2.llvm.org/ce/z/pz5G-K
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D140638/new/
https://reviews.llvm.org/D140638
Files:
llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
llvm/lib/Target/AArch64/AArch64ISelLowering.h
llvm/lib/Target/ARM/ARMISelLowering.cpp
llvm/lib/Target/ARM/ARMISelLowering.h
llvm/lib/Target/RISCV/RISCVISelLowering.h
llvm/lib/Target/X86/X86ISelLowering.cpp
llvm/lib/Target/X86/X86ISelLowering.h
llvm/test/CodeGen/AArch64/wide-scalar-shift-by-byte-multiple-legalization.ll
llvm/test/CodeGen/AArch64/wide-scalar-shift-legalization.ll
llvm/test/CodeGen/AVR/shift.ll
llvm/test/CodeGen/Mips/llvm-ir/ashr.ll
llvm/test/CodeGen/Mips/llvm-ir/lshr.ll
llvm/test/CodeGen/Mips/llvm-ir/shl.ll
llvm/test/CodeGen/PowerPC/ctrloop-sh.ll
llvm/test/CodeGen/PowerPC/wide-scalar-shift-by-byte-multiple-legalization.ll
llvm/test/CodeGen/PowerPC/wide-scalar-shift-legalization.ll
llvm/test/CodeGen/RISCV/shifts.ll
llvm/test/CodeGen/RISCV/wide-scalar-shift-by-byte-multiple-legalization.ll
llvm/test/CodeGen/RISCV/wide-scalar-shift-legalization.ll
llvm/test/CodeGen/X86/scheduler-backtracking.ll
llvm/test/CodeGen/X86/shift-i128.ll
llvm/test/CodeGen/X86/shift-i256.ll
llvm/test/CodeGen/X86/wide-scalar-shift-by-byte-multiple-legalization.ll
llvm/test/CodeGen/X86/wide-scalar-shift-legalization.ll
llvm/test/CodeGen/X86/widen-load-of-small-alloca-with-zero-upper-half.ll
llvm/test/CodeGen/X86/widen-load-of-small-alloca.ll
More information about the llvm-commits
mailing list