; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefix=RV64I ; RUN: llc -mtriple=riscv64 -mattr=+experimental-b -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefix=RV64IB ; RUN: llc -mtriple=riscv64 -mattr=+experimental-zbb -verify-machineinstrs < %s \ ; RUN: | FileCheck %s -check-prefix=RV64IBB define signext i32 @slo_i32(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: slo_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: sllw a0, a0, a1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: slo_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: slow a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: slo_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: slow a0, a0, a1 ; RV64IBB-NEXT: ret %neg = xor i32 %a, -1 %shl = shl i32 %neg, %b %neg1 = xor i32 %shl, -1 ret i32 %neg1 } define i64 @slo_i64(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: slo_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: sll a0, a0, a1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: slo_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: slo a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: slo_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: slo a0, a0, a1 ; RV64IBB-NEXT: ret %neg = xor i64 %a, -1 %shl = shl i64 %neg, %b %neg1 = xor i64 %shl, -1 ret i64 %neg1 } define signext i32 @sro_i32(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: sro_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: srlw a0, a0, a1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sro_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: srow a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sro_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: srow a0, a0, a1 ; RV64IBB-NEXT: ret %neg = xor i32 %a, -1 %shr = lshr i32 %neg, %b %neg1 = xor i32 %shr, -1 ret i32 %neg1 } define i64 @sro_i64(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: sro_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: srl a0, a0, a1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sro_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sro a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sro_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sro a0, a0, a1 ; RV64IBB-NEXT: ret %neg = xor i64 %a, -1 %shr = lshr i64 %neg, %b %neg1 = xor i64 %shr, -1 ret i64 %neg1 } define signext i32 @sloi_i32(i32 signext %a) nounwind { ; RV64I-LABEL: sloi_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 1 ; RV64I-NEXT: ori a0, a0, 1 ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sloi_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sloiw a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sloi_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sloiw a0, a0, 1 ; RV64IBB-NEXT: ret %neg = shl i32 %a, 1 %neg12 = or i32 %neg, 1 ret i32 %neg12 } define i64 @sloi_i64(i64 %a) nounwind { ; RV64I-LABEL: sloi_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 1 ; RV64I-NEXT: ori a0, a0, 1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sloi_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sloi a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sloi_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sloi a0, a0, 1 ; RV64IBB-NEXT: ret %neg = shl i64 %a, 1 %neg12 = or i64 %neg, 1 ret i64 %neg12 } define signext i32 @sroi_i32(i32 signext %a) nounwind { ; RV64I-LABEL: sroi_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a0, a0, 1 ; RV64I-NEXT: lui a1, 524288 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sroi_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sroiw a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sroi_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sroiw a0, a0, 1 ; RV64IBB-NEXT: ret %neg = lshr i32 %a, 1 %neg12 = or i32 %neg, -2147483648 ret i32 %neg12 } ; This is similar to the type legalized version of sroiw but the mask is 0 in ; the upper bits instead of 1 so the result is not sign extended. Make sure we ; don't match it to sroiw. define i64 @sroiw_bug(i64 %a) nounwind { ; RV64I-LABEL: sroiw_bug: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a0, a0, 1 ; RV64I-NEXT: addi a1, zero, 1 ; RV64I-NEXT: slli a1, a1, 31 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sroiw_bug: ; RV64IB: # %bb.0: ; RV64IB-NEXT: srli a0, a0, 1 ; RV64IB-NEXT: sbseti a0, a0, 31 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sroiw_bug: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: srli a0, a0, 1 ; RV64IBB-NEXT: addi a1, zero, 1 ; RV64IBB-NEXT: slli a1, a1, 31 ; RV64IBB-NEXT: or a0, a0, a1 ; RV64IBB-NEXT: ret %neg = lshr i64 %a, 1 %neg12 = or i64 %neg, 2147483648 ret i64 %neg12 } define i64 @sroi_i64(i64 %a) nounwind { ; RV64I-LABEL: sroi_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a0, a0, 1 ; RV64I-NEXT: addi a1, zero, -1 ; RV64I-NEXT: slli a1, a1, 63 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sroi_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sroi a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sroi_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sroi a0, a0, 1 ; RV64IBB-NEXT: ret %neg = lshr i64 %a, 1 %neg12 = or i64 %neg, -9223372036854775808 ret i64 %neg12 } declare i32 @llvm.ctlz.i32(i32, i1) define signext i32 @ctlz_i32(i32 signext %a) nounwind { ; RV64I-LABEL: ctlz_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) ; RV64I-NEXT: beqz a0, .LBB9_2 ; RV64I-NEXT: # %bb.1: # %cond.false ; RV64I-NEXT: srliw a1, a0, 1 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 2 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 8 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 16 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 32 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: srli a1, a0, 1 ; RV64I-NEXT: lui a2, 21845 ; RV64I-NEXT: addiw a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: and a1, a1, a2 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: lui a1, 13107 ; RV64I-NEXT: addiw a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: and a2, a0, a1 ; RV64I-NEXT: srli a0, a0, 2 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: add a0, a2, a0 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: lui a1, 3855 ; RV64I-NEXT: addiw a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: lui a1, 4112 ; RV64I-NEXT: addiw a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: call __muldi3 ; RV64I-NEXT: srli a0, a0, 56 ; RV64I-NEXT: addi a0, a0, -32 ; RV64I-NEXT: j .LBB9_3 ; RV64I-NEXT: .LBB9_2: ; RV64I-NEXT: addi a0, zero, 32 ; RV64I-NEXT: .LBB9_3: # %cond.end ; RV64I-NEXT: ld ra, 8(sp) ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: ctlz_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: clzw a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: ctlz_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: clzw a0, a0 ; RV64IBB-NEXT: ret %1 = call i32 @llvm.ctlz.i32(i32 %a, i1 false) ret i32 %1 } declare i64 @llvm.ctlz.i64(i64, i1) define i64 @ctlz_i64(i64 %a) nounwind { ; RV64I-LABEL: ctlz_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) ; RV64I-NEXT: beqz a0, .LBB10_2 ; RV64I-NEXT: # %bb.1: # %cond.false ; RV64I-NEXT: srli a1, a0, 1 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 2 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 8 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 16 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 32 ; RV64I-NEXT: or a0, a0, a1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: srli a1, a0, 1 ; RV64I-NEXT: lui a2, 21845 ; RV64I-NEXT: addiw a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: and a1, a1, a2 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: lui a1, 13107 ; RV64I-NEXT: addiw a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: and a2, a0, a1 ; RV64I-NEXT: srli a0, a0, 2 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: add a0, a2, a0 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: lui a1, 3855 ; RV64I-NEXT: addiw a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: lui a1, 4112 ; RV64I-NEXT: addiw a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: call __muldi3 ; RV64I-NEXT: srli a0, a0, 56 ; RV64I-NEXT: j .LBB10_3 ; RV64I-NEXT: .LBB10_2: ; RV64I-NEXT: addi a0, zero, 64 ; RV64I-NEXT: .LBB10_3: # %cond.end ; RV64I-NEXT: ld ra, 8(sp) ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: ctlz_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: clz a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: ctlz_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: clz a0, a0 ; RV64IBB-NEXT: ret %1 = call i64 @llvm.ctlz.i64(i64 %a, i1 false) ret i64 %1 } declare i32 @llvm.cttz.i32(i32, i1) define signext i32 @cttz_i32(i32 signext %a) nounwind { ; RV64I-LABEL: cttz_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) ; RV64I-NEXT: beqz a0, .LBB11_2 ; RV64I-NEXT: # %bb.1: # %cond.false ; RV64I-NEXT: addi a1, a0, -1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 1 ; RV64I-NEXT: lui a2, 21845 ; RV64I-NEXT: addiw a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: and a1, a1, a2 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: lui a1, 13107 ; RV64I-NEXT: addiw a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: and a2, a0, a1 ; RV64I-NEXT: srli a0, a0, 2 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: add a0, a2, a0 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: lui a1, 3855 ; RV64I-NEXT: addiw a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: lui a1, 4112 ; RV64I-NEXT: addiw a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: call __muldi3 ; RV64I-NEXT: srli a0, a0, 56 ; RV64I-NEXT: j .LBB11_3 ; RV64I-NEXT: .LBB11_2: ; RV64I-NEXT: addi a0, zero, 32 ; RV64I-NEXT: .LBB11_3: # %cond.end ; RV64I-NEXT: ld ra, 8(sp) ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: cttz_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: ctzw a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: cttz_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: ctzw a0, a0 ; RV64IBB-NEXT: ret %1 = call i32 @llvm.cttz.i32(i32 %a, i1 false) ret i32 %1 } declare i64 @llvm.cttz.i64(i64, i1) define i64 @cttz_i64(i64 %a) nounwind { ; RV64I-LABEL: cttz_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) ; RV64I-NEXT: beqz a0, .LBB12_2 ; RV64I-NEXT: # %bb.1: # %cond.false ; RV64I-NEXT: addi a1, a0, -1 ; RV64I-NEXT: not a0, a0 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 1 ; RV64I-NEXT: lui a2, 21845 ; RV64I-NEXT: addiw a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: and a1, a1, a2 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: lui a1, 13107 ; RV64I-NEXT: addiw a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: and a2, a0, a1 ; RV64I-NEXT: srli a0, a0, 2 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: add a0, a2, a0 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: lui a1, 3855 ; RV64I-NEXT: addiw a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: lui a1, 4112 ; RV64I-NEXT: addiw a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: call __muldi3 ; RV64I-NEXT: srli a0, a0, 56 ; RV64I-NEXT: j .LBB12_3 ; RV64I-NEXT: .LBB12_2: ; RV64I-NEXT: addi a0, zero, 64 ; RV64I-NEXT: .LBB12_3: # %cond.end ; RV64I-NEXT: ld ra, 8(sp) ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: cttz_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: ctz a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: cttz_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: ctz a0, a0 ; RV64IBB-NEXT: ret %1 = call i64 @llvm.cttz.i64(i64 %a, i1 false) ret i64 %1 } declare i32 @llvm.ctpop.i32(i32) define signext i32 @ctpop_i32(i32 signext %a) nounwind { ; RV64I-LABEL: ctpop_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) ; RV64I-NEXT: slli a1, a0, 32 ; RV64I-NEXT: srli a1, a1, 32 ; RV64I-NEXT: srliw a0, a0, 1 ; RV64I-NEXT: lui a2, 349525 ; RV64I-NEXT: addiw a2, a2, 1365 ; RV64I-NEXT: and a0, a0, a2 ; RV64I-NEXT: sub a0, a1, a0 ; RV64I-NEXT: srli a1, a0, 2 ; RV64I-NEXT: lui a2, 13107 ; RV64I-NEXT: addiw a2, a2, 819 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 819 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 819 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 819 ; RV64I-NEXT: and a1, a1, a2 ; RV64I-NEXT: and a0, a0, a2 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: lui a1, 3855 ; RV64I-NEXT: addiw a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: lui a1, 4112 ; RV64I-NEXT: addiw a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: call __muldi3 ; RV64I-NEXT: srli a0, a0, 56 ; RV64I-NEXT: ld ra, 8(sp) ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: ctpop_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: pcntw a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: ctpop_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: pcntw a0, a0 ; RV64IBB-NEXT: ret %1 = call i32 @llvm.ctpop.i32(i32 %a) ret i32 %1 } declare i64 @llvm.ctpop.i64(i64) define i64 @ctpop_i64(i64 %a) nounwind { ; RV64I-LABEL: ctpop_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) ; RV64I-NEXT: srli a1, a0, 1 ; RV64I-NEXT: lui a2, 21845 ; RV64I-NEXT: addiw a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: slli a2, a2, 12 ; RV64I-NEXT: addi a2, a2, 1365 ; RV64I-NEXT: and a1, a1, a2 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: lui a1, 13107 ; RV64I-NEXT: addiw a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 819 ; RV64I-NEXT: and a2, a0, a1 ; RV64I-NEXT: srli a0, a0, 2 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: add a0, a2, a0 ; RV64I-NEXT: srli a1, a0, 4 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: lui a1, 3855 ; RV64I-NEXT: addiw a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, 241 ; RV64I-NEXT: slli a1, a1, 12 ; RV64I-NEXT: addi a1, a1, -241 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: lui a1, 4112 ; RV64I-NEXT: addiw a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: slli a1, a1, 16 ; RV64I-NEXT: addi a1, a1, 257 ; RV64I-NEXT: call __muldi3 ; RV64I-NEXT: srli a0, a0, 56 ; RV64I-NEXT: ld ra, 8(sp) ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: ctpop_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: pcnt a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: ctpop_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: pcnt a0, a0 ; RV64IBB-NEXT: ret %1 = call i64 @llvm.ctpop.i64(i64 %a) ret i64 %1 } define signext i32 @sextb_i32(i32 signext %a) nounwind { ; RV64I-LABEL: sextb_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 56 ; RV64I-NEXT: srai a0, a0, 56 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sextb_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sext.b a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sextb_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sext.b a0, a0 ; RV64IBB-NEXT: ret %shl = shl i32 %a, 24 %shr = ashr exact i32 %shl, 24 ret i32 %shr } define i64 @sextb_i64(i64 %a) nounwind { ; RV64I-LABEL: sextb_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 56 ; RV64I-NEXT: srai a0, a0, 56 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sextb_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sext.b a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sextb_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sext.b a0, a0 ; RV64IBB-NEXT: ret %shl = shl i64 %a, 56 %shr = ashr exact i64 %shl, 56 ret i64 %shr } define signext i32 @sexth_i32(i32 signext %a) nounwind { ; RV64I-LABEL: sexth_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 48 ; RV64I-NEXT: srai a0, a0, 48 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sexth_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sext.h a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sexth_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sext.h a0, a0 ; RV64IBB-NEXT: ret %shl = shl i32 %a, 16 %shr = ashr exact i32 %shl, 16 ret i32 %shr } define i64 @sexth_i64(i64 %a) nounwind { ; RV64I-LABEL: sexth_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 48 ; RV64I-NEXT: srai a0, a0, 48 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: sexth_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sext.h a0, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: sexth_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sext.h a0, a0 ; RV64IBB-NEXT: ret %shl = shl i64 %a, 48 %shr = ashr exact i64 %shl, 48 ret i64 %shr } define signext i32 @min_i32(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: min_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: blt a0, a1, .LBB19_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB19_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: min_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: min a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: min_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: min a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp slt i32 %a, %b %cond = select i1 %cmp, i32 %a, i32 %b ret i32 %cond } define i64 @min_i64(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: min_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: blt a0, a1, .LBB20_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB20_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: min_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: min a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: min_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: min a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp slt i64 %a, %b %cond = select i1 %cmp, i64 %a, i64 %b ret i64 %cond } define signext i32 @max_i32(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: max_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: blt a1, a0, .LBB21_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB21_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: max_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: max a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: max_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: max a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp sgt i32 %a, %b %cond = select i1 %cmp, i32 %a, i32 %b ret i32 %cond } define i64 @max_i64(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: max_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: blt a1, a0, .LBB22_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB22_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: max_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: max a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: max_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: max a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp sgt i64 %a, %b %cond = select i1 %cmp, i64 %a, i64 %b ret i64 %cond } define signext i32 @minu_i32(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: minu_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: bltu a0, a1, .LBB23_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB23_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: minu_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: minu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: minu_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: minu a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp ult i32 %a, %b %cond = select i1 %cmp, i32 %a, i32 %b ret i32 %cond } define i64 @minu_i64(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: minu_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: bltu a0, a1, .LBB24_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB24_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: minu_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: minu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: minu_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: minu a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp ult i64 %a, %b %cond = select i1 %cmp, i64 %a, i64 %b ret i64 %cond } define signext i32 @maxu_i32(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: maxu_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: bltu a1, a0, .LBB25_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB25_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: maxu_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: maxu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: maxu_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: maxu a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp ugt i32 %a, %b %cond = select i1 %cmp, i32 %a, i32 %b ret i32 %cond } define i64 @maxu_i64(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: maxu_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: bltu a1, a0, .LBB26_2 ; RV64I-NEXT: # %bb.1: ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: .LBB26_2: ; RV64I-NEXT: ret ; ; RV64IB-LABEL: maxu_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: maxu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: maxu_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: maxu a0, a0, a1 ; RV64IBB-NEXT: ret %cmp = icmp ugt i64 %a, %b %cond = select i1 %cmp, i64 %a, i64 %b ret i64 %cond } declare i32 @llvm.abs.i32(i32, i1 immarg) define i32 @abs_i32(i32 %x) { ; RV64I-LABEL: abs_i32: ; RV64I: # %bb.0: ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: srai a1, a0, 63 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: xor a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: abs_i32: ; RV64IB: # %bb.0: ; RV64IB-NEXT: sext.w a0, a0 ; RV64IB-NEXT: neg a1, a0 ; RV64IB-NEXT: max a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: abs_i32: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: sext.w a0, a0 ; RV64IBB-NEXT: neg a1, a0 ; RV64IBB-NEXT: max a0, a0, a1 ; RV64IBB-NEXT: ret %abs = tail call i32 @llvm.abs.i32(i32 %x, i1 true) ret i32 %abs } declare i64 @llvm.abs.i64(i64, i1 immarg) define i64 @abs_i64(i64 %x) { ; RV64I-LABEL: abs_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: srai a1, a0, 63 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: xor a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: abs_i64: ; RV64IB: # %bb.0: ; RV64IB-NEXT: neg a1, a0 ; RV64IB-NEXT: max a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: abs_i64: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: neg a1, a0 ; RV64IBB-NEXT: max a0, a0, a1 ; RV64IBB-NEXT: ret %abs = tail call i64 @llvm.abs.i64(i64 %x, i1 true) ret i64 %abs } ; We select a i32 addi that zero-extends the result on RV64 as addiwu define zeroext i32 @zext_add_to_addiwu(i32 signext %a) nounwind { ; RV64I-LABEL: zext_add_to_addiwu: ; RV64I: # %bb.0: ; RV64I-NEXT: addi a0, a0, 1 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: zext_add_to_addiwu: ; RV64IB: # %bb.0: ; RV64IB-NEXT: addiwu a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: zext_add_to_addiwu: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: addiwu a0, a0, 1 ; RV64IBB-NEXT: ret %add = add i32 %a, 1 ret i32 %add } define i64 @addiwu(i64 %a) nounwind { ; RV64I-LABEL: addiwu: ; RV64I: # %bb.0: ; RV64I-NEXT: addi a0, a0, 1 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: addiwu: ; RV64IB: # %bb.0: ; RV64IB-NEXT: addiwu a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: addiwu: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: addiwu a0, a0, 1 ; RV64IBB-NEXT: ret %conv = add i64 %a, 1 %conv1 = and i64 %conv, 4294967295 ret i64 %conv1 } define i64 @slliuw(i64 %a) nounwind { ; RV64I-LABEL: slliuw: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 1 ; RV64I-NEXT: addi a1, zero, 1 ; RV64I-NEXT: slli a1, a1, 33 ; RV64I-NEXT: addi a1, a1, -2 ; RV64I-NEXT: and a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: slliuw: ; RV64IB: # %bb.0: ; RV64IB-NEXT: slliu.w a0, a0, 1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: slliuw: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: slliu.w a0, a0, 1 ; RV64IBB-NEXT: ret %conv1 = shl i64 %a, 1 %shl = and i64 %conv1, 8589934590 ret i64 %shl } ; We select a i32 add that zero-extends the result on RV64 as addwu define zeroext i32 @zext_add_to_addwu(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: zext_add_to_addwu: ; RV64I: # %bb.0: ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: zext_add_to_addwu: ; RV64IB: # %bb.0: ; RV64IB-NEXT: addwu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: zext_add_to_addwu: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: addwu a0, a0, a1 ; RV64IBB-NEXT: ret %add = add i32 %a, %b ret i32 %add } define i64 @addwu(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: addwu: ; RV64I: # %bb.0: ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: addwu: ; RV64IB: # %bb.0: ; RV64IB-NEXT: addwu a0, a1, a0 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: addwu: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: addwu a0, a1, a0 ; RV64IBB-NEXT: ret %add = add i64 %b, %a %conv1 = and i64 %add, 4294967295 ret i64 %conv1 } ; We select a i32 sub that zero-extends the result on RV64 as subwu define zeroext i32 @zext_sub_to_subwu(i32 signext %a, i32 signext %b) nounwind { ; RV64I-LABEL: zext_sub_to_subwu: ; RV64I: # %bb.0: ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: zext_sub_to_subwu: ; RV64IB: # %bb.0: ; RV64IB-NEXT: subwu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: zext_sub_to_subwu: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: subwu a0, a0, a1 ; RV64IBB-NEXT: ret %sub = sub i32 %a, %b ret i32 %sub } define i64 @subwu(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: subwu: ; RV64I: # %bb.0: ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: subwu: ; RV64IB: # %bb.0: ; RV64IB-NEXT: subwu a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: subwu: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: subwu a0, a0, a1 ; RV64IBB-NEXT: ret %sub = sub i64 %a, %b %conv1 = and i64 %sub, 4294967295 ret i64 %conv1 } define i64 @adduw(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: adduw: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a1, 32 ; RV64I-NEXT: srli a1, a1, 32 ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: adduw: ; RV64IB: # %bb.0: ; RV64IB-NEXT: addu.w a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: adduw: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: addu.w a0, a0, a1 ; RV64IBB-NEXT: ret %and = and i64 %b, 4294967295 %add = add i64 %and, %a ret i64 %add } define i64 @subuw(i64 %a, i64 %b) nounwind { ; RV64I-LABEL: subuw: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a1, 32 ; RV64I-NEXT: srli a1, a1, 32 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IB-LABEL: subuw: ; RV64IB: # %bb.0: ; RV64IB-NEXT: subu.w a0, a0, a1 ; RV64IB-NEXT: ret ; ; RV64IBB-LABEL: subuw: ; RV64IBB: # %bb.0: ; RV64IBB-NEXT: subu.w a0, a0, a1 ; RV64IBB-NEXT: ret %and = and i64 %b, 4294967295 %sub = sub i64 %a, %and ret i64 %sub }