; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefixes=CHECK,NOZBS,RV32,RV32I ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefixes=CHECK,NOZBS,RV64,RV64I ; RUN: llc -mtriple=riscv32 -mattr=+zbs -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefixes=CHECK,ZBS,RV32,RV32ZBS ; RUN: llc -mtriple=riscv64 -mattr=+zbs -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefixes=CHECK,ZBS,RV64,RV64ZBS define signext i32 @bittest_7_i32(i32 signext %a) nounwind { ; CHECK-LABEL: bittest_7_i32: ; CHECK: # %bb.0: ; CHECK-NEXT: andi a0, a0, 128 ; CHECK-NEXT: seqz a0, a0 ; CHECK-NEXT: ret %shr = lshr i32 %a, 7 %not = xor i32 %shr, -1 %and = and i32 %not, 1 ret i32 %and } define signext i32 @bittest_10_i32(i32 signext %a) nounwind { ; CHECK-LABEL: bittest_10_i32: ; CHECK: # %bb.0: ; CHECK-NEXT: andi a0, a0, 1024 ; CHECK-NEXT: seqz a0, a0 ; CHECK-NEXT: ret %shr = lshr i32 %a, 10 %not = xor i32 %shr, -1 %and = and i32 %not, 1 ret i32 %and } define signext i32 @bittest_11_i32(i32 signext %a) nounwind { ; NOZBS-LABEL: bittest_11_i32: ; NOZBS: # %bb.0: ; NOZBS-NEXT: srli a0, a0, 11 ; NOZBS-NEXT: not a0, a0 ; NOZBS-NEXT: andi a0, a0, 1 ; NOZBS-NEXT: ret ; ; ZBS-LABEL: bittest_11_i32: ; ZBS: # %bb.0: ; ZBS-NEXT: bexti a0, a0, 11 ; ZBS-NEXT: xori a0, a0, 1 ; ZBS-NEXT: ret %shr = lshr i32 %a, 11 %not = xor i32 %shr, -1 %and = and i32 %not, 1 ret i32 %and } define signext i32 @bittest_31_i32(i32 signext %a) nounwind { ; RV32-LABEL: bittest_31_i32: ; RV32: # %bb.0: ; RV32-NEXT: not a0, a0 ; RV32-NEXT: srli a0, a0, 31 ; RV32-NEXT: ret ; ; RV64-LABEL: bittest_31_i32: ; RV64: # %bb.0: ; RV64-NEXT: not a0, a0 ; RV64-NEXT: srliw a0, a0, 31 ; RV64-NEXT: ret %shr = lshr i32 %a, 31 %not = xor i32 %shr, -1 %and = and i32 %not, 1 ret i32 %and } define i64 @bittest_7_i64(i64 %a) nounwind { ; RV32-LABEL: bittest_7_i64: ; RV32: # %bb.0: ; RV32-NEXT: andi a0, a0, 128 ; RV32-NEXT: seqz a0, a0 ; RV32-NEXT: li a1, 0 ; RV32-NEXT: ret ; ; RV64-LABEL: bittest_7_i64: ; RV64: # %bb.0: ; RV64-NEXT: andi a0, a0, 128 ; RV64-NEXT: seqz a0, a0 ; RV64-NEXT: ret %shr = lshr i64 %a, 7 %not = xor i64 %shr, -1 %and = and i64 %not, 1 ret i64 %and } define i64 @bittest_10_i64(i64 %a) nounwind { ; RV32-LABEL: bittest_10_i64: ; RV32: # %bb.0: ; RV32-NEXT: andi a0, a0, 1024 ; RV32-NEXT: seqz a0, a0 ; RV32-NEXT: li a1, 0 ; RV32-NEXT: ret ; ; RV64-LABEL: bittest_10_i64: ; RV64: # %bb.0: ; RV64-NEXT: andi a0, a0, 1024 ; RV64-NEXT: seqz a0, a0 ; RV64-NEXT: ret %shr = lshr i64 %a, 10 %not = xor i64 %shr, -1 %and = and i64 %not, 1 ret i64 %and } define i64 @bittest_11_i64(i64 %a) nounwind { ; RV32I-LABEL: bittest_11_i64: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a0, a0, 11 ; RV32I-NEXT: not a0, a0 ; RV32I-NEXT: andi a0, a0, 1 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: ret ; ; RV64I-LABEL: bittest_11_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a0, a0, 11 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: andi a0, a0, 1 ; RV64I-NEXT: ret ; ; RV32ZBS-LABEL: bittest_11_i64: ; RV32ZBS: # %bb.0: ; RV32ZBS-NEXT: bexti a0, a0, 11 ; RV32ZBS-NEXT: xori a0, a0, 1 ; RV32ZBS-NEXT: li a1, 0 ; RV32ZBS-NEXT: ret ; ; RV64ZBS-LABEL: bittest_11_i64: ; RV64ZBS: # %bb.0: ; RV64ZBS-NEXT: bexti a0, a0, 11 ; RV64ZBS-NEXT: xori a0, a0, 1 ; RV64ZBS-NEXT: ret %shr = lshr i64 %a, 11 %not = xor i64 %shr, -1 %and = and i64 %not, 1 ret i64 %and } define i64 @bittest_31_i64(i64 %a) nounwind { ; RV32-LABEL: bittest_31_i64: ; RV32: # %bb.0: ; RV32-NEXT: not a0, a0 ; RV32-NEXT: srli a0, a0, 31 ; RV32-NEXT: li a1, 0 ; RV32-NEXT: ret ; ; RV64I-LABEL: bittest_31_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a0, a0, 31 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: andi a0, a0, 1 ; RV64I-NEXT: ret ; ; RV64ZBS-LABEL: bittest_31_i64: ; RV64ZBS: # %bb.0: ; RV64ZBS-NEXT: bexti a0, a0, 31 ; RV64ZBS-NEXT: xori a0, a0, 1 ; RV64ZBS-NEXT: ret %shr = lshr i64 %a, 31 %not = xor i64 %shr, -1 %and = and i64 %not, 1 ret i64 %and } define i64 @bittest_32_i64(i64 %a) nounwind { ; RV32-LABEL: bittest_32_i64: ; RV32: # %bb.0: ; RV32-NEXT: not a0, a1 ; RV32-NEXT: andi a0, a0, 1 ; RV32-NEXT: li a1, 0 ; RV32-NEXT: ret ; ; RV64I-LABEL: bittest_32_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: andi a0, a0, 1 ; RV64I-NEXT: ret ; ; RV64ZBS-LABEL: bittest_32_i64: ; RV64ZBS: # %bb.0: ; RV64ZBS-NEXT: bexti a0, a0, 32 ; RV64ZBS-NEXT: xori a0, a0, 1 ; RV64ZBS-NEXT: ret %shr = lshr i64 %a, 32 %not = xor i64 %shr, -1 %and = and i64 %not, 1 ret i64 %and } define i64 @bittest_63_i64(i64 %a) nounwind { ; RV32-LABEL: bittest_63_i64: ; RV32: # %bb.0: ; RV32-NEXT: not a0, a1 ; RV32-NEXT: srli a0, a0, 31 ; RV32-NEXT: li a1, 0 ; RV32-NEXT: ret ; ; RV64-LABEL: bittest_63_i64: ; RV64: # %bb.0: ; RV64-NEXT: not a0, a0 ; RV64-NEXT: srli a0, a0, 63 ; RV64-NEXT: ret %shr = lshr i64 %a, 63 %not = xor i64 %shr, -1 %and = and i64 %not, 1 ret i64 %and }