Author: Craig Topper Date: 2021-01-23T16:45:05-08:00 New Revision: c7d5d8fa33a0f23b262b695d17fdffdefa8dc940
URL: https://github.com/llvm/llvm-project/commit/c7d5d8fa33a0f23b262b695d17fdffdefa8dc940 DIFF: https://github.com/llvm/llvm-project/commit/c7d5d8fa33a0f23b262b695d17fdffdefa8dc940.diff LOG: [RISCV] Group some Zbs isel patterns together and remove a stale comment. NFC Added: Modified: llvm/lib/Target/RISCV/RISCVInstrInfoB.td Removed: ################################################################################ diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoB.td b/llvm/lib/Target/RISCV/RISCVInstrInfoB.td index 8740e61b1ee1..9940063d5f9a 100644 --- a/llvm/lib/Target/RISCV/RISCVInstrInfoB.td +++ b/llvm/lib/Target/RISCV/RISCVInstrInfoB.td @@ -725,6 +725,9 @@ def : Pat<(or GPR:$rs1, BSETINVMask:$mask), (BSETI GPR:$rs1, (BSETINVXForm imm:$mask))>; def : Pat<(xor GPR:$rs1, BSETINVMask:$mask), (BINVI GPR:$rs1, (BSETINVXForm imm:$mask))>; + +def : Pat<(and (srl GPR:$rs1, uimmlog2xlen:$shamt), (XLenVT 1)), + (BEXTI GPR:$rs1, uimmlog2xlen:$shamt)>; } let Predicates = [HasStdExtZbp] in { @@ -743,12 +746,6 @@ def : Pat<(rotl GPR:$rs1, uimmlog2xlen:$shamt), (RORI GPR:$rs1, (ImmROTL2R uimmlog2xlen:$shamt))>; } -// We don't pattern-match sbclri[w], sbseti[w], sbinvi[w] because they are -// pattern-matched by simple andi, ori, and xori. -let Predicates = [HasStdExtZbs] in -def : Pat<(and (srl GPR:$rs1, uimmlog2xlen:$shamt), (XLenVT 1)), - (BEXTI GPR:$rs1, uimmlog2xlen:$shamt)>; - def riscv_grevi : SDNode<"RISCVISD::GREVI", SDTIntBinOp, []>; def riscv_greviw : SDNode<"RISCVISD::GREVIW", SDTIntBinOp, []>; def riscv_gorci : SDNode<"RISCVISD::GORCI", SDTIntBinOp, []>; _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
