; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=riscv32 -mattr=+m -verify-machineinstrs < %s | FileCheck --check-prefixes=CHECK,RV32 %s ; RUN: llc -mtriple=riscv64 -mattr=+m -verify-machineinstrs < %s | FileCheck --check-prefixes=CHECK,RV64,NOCONDOPS %s ; RUN: llc -mtriple=riscv64 -mattr=+m,+xventanacondops -verify-machineinstrs < %s | FileCheck --check-prefixes=CHECK,RV64,CONDOPS %s define i16 @select_xor_1(i16 %A, i8 %cond) { ; RV32-LABEL: select_xor_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: andi a1, a1, 1 ; RV32-NEXT: neg a1, a1 ; RV32-NEXT: andi a1, a1, 43 ; RV32-NEXT: xor a0, a1, a0 ; RV32-NEXT: ret ; ; RV64-LABEL: select_xor_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: andi a1, a1, 1 ; RV64-NEXT: negw a1, a1 ; RV64-NEXT: andi a1, a1, 43 ; RV64-NEXT: xor a0, a1, a0 ; RV64-NEXT: ret entry: %and = and i8 %cond, 1 %cmp10 = icmp eq i8 %and, 0 %0 = xor i16 %A, 43 %1 = select i1 %cmp10, i16 %A, i16 %0 ret i16 %1 } ; Equivalent to above, but with icmp ne (and %cond, 1), 1 instead of ; icmp eq (and %cond, 1), 0 define i16 @select_xor_1b(i16 %A, i8 %cond) { ; RV32-LABEL: select_xor_1b: ; RV32: # %bb.0: # %entry ; RV32-NEXT: andi a1, a1, 1 ; RV32-NEXT: neg a1, a1 ; RV32-NEXT: andi a1, a1, 43 ; RV32-NEXT: xor a0, a1, a0 ; RV32-NEXT: ret ; ; RV64-LABEL: select_xor_1b: ; RV64: # %bb.0: # %entry ; RV64-NEXT: andi a1, a1, 1 ; RV64-NEXT: negw a1, a1 ; RV64-NEXT: andi a1, a1, 43 ; RV64-NEXT: xor a0, a1, a0 ; RV64-NEXT: ret entry: %and = and i8 %cond, 1 %cmp10 = icmp ne i8 %and, 1 %0 = xor i16 %A, 43 %1 = select i1 %cmp10, i16 %A, i16 %0 ret i16 %1 } define i32 @select_xor_2(i32 %A, i32 %B, i8 %cond) { ; CHECK-LABEL: select_xor_2: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andi a2, a2, 1 ; CHECK-NEXT: neg a2, a2 ; CHECK-NEXT: and a1, a2, a1 ; CHECK-NEXT: xor a0, a1, a0 ; CHECK-NEXT: ret entry: %and = and i8 %cond, 1 %cmp10 = icmp eq i8 %and, 0 %0 = xor i32 %B, %A %1 = select i1 %cmp10, i32 %A, i32 %0 ret i32 %1 } ; Equivalent to above, but with icmp ne (and %cond, 1), 1 instead of ; icmp eq (and %cond, 1), 0 define i32 @select_xor_2b(i32 %A, i32 %B, i8 %cond) { ; CHECK-LABEL: select_xor_2b: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andi a2, a2, 1 ; CHECK-NEXT: neg a2, a2 ; CHECK-NEXT: and a1, a2, a1 ; CHECK-NEXT: xor a0, a1, a0 ; CHECK-NEXT: ret entry: %and = and i8 %cond, 1 %cmp10 = icmp ne i8 %and, 1 %0 = xor i32 %B, %A %1 = select i1 %cmp10, i32 %A, i32 %0 ret i32 %1 } define i32 @select_or(i32 %A, i32 %B, i8 %cond) { ; CHECK-LABEL: select_or: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andi a2, a2, 1 ; CHECK-NEXT: neg a2, a2 ; CHECK-NEXT: and a1, a2, a1 ; CHECK-NEXT: or a0, a1, a0 ; CHECK-NEXT: ret entry: %and = and i8 %cond, 1 %cmp10 = icmp eq i8 %and, 0 %0 = or i32 %B, %A %1 = select i1 %cmp10, i32 %A, i32 %0 ret i32 %1 } ; Equivalent to above, but with icmp ne (and %cond, 1), 1 instead of ; icmp eq (and %cond, 1), 0 define i32 @select_or_b(i32 %A, i32 %B, i8 %cond) { ; CHECK-LABEL: select_or_b: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andi a2, a2, 1 ; CHECK-NEXT: neg a2, a2 ; CHECK-NEXT: and a1, a2, a1 ; CHECK-NEXT: or a0, a1, a0 ; CHECK-NEXT: ret entry: %and = and i8 %cond, 1 %cmp10 = icmp ne i8 %and, 1 %0 = or i32 %B, %A %1 = select i1 %cmp10, i32 %A, i32 %0 ret i32 %1 } define i32 @select_or_1(i32 %A, i32 %B, i32 %cond) { ; CHECK-LABEL: select_or_1: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andi a2, a2, 1 ; CHECK-NEXT: neg a2, a2 ; CHECK-NEXT: and a1, a2, a1 ; CHECK-NEXT: or a0, a1, a0 ; CHECK-NEXT: ret entry: %and = and i32 %cond, 1 %cmp10 = icmp eq i32 %and, 0 %0 = or i32 %B, %A %1 = select i1 %cmp10, i32 %A, i32 %0 ret i32 %1 } ; Equivalent to above, but with icmp ne (and %cond, 1), 1 instead of ; icmp eq (and %cond, 1), 0 define i32 @select_or_1b(i32 %A, i32 %B, i32 %cond) { ; CHECK-LABEL: select_or_1b: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andi a2, a2, 1 ; CHECK-NEXT: neg a2, a2 ; CHECK-NEXT: and a1, a2, a1 ; CHECK-NEXT: or a0, a1, a0 ; CHECK-NEXT: ret entry: %and = and i32 %cond, 1 %cmp10 = icmp ne i32 %and, 1 %0 = or i32 %B, %A %1 = select i1 %cmp10, i32 %A, i32 %0 ret i32 %1 } define i32 @select_add_1(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_add_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: beqz a0, .LBB8_2 ; RV32-NEXT: # %bb.1: ; RV32-NEXT: add a2, a1, a2 ; RV32-NEXT: .LBB8_2: # %entry ; RV32-NEXT: mv a0, a2 ; RV32-NEXT: ret ; ; RV64-LABEL: select_add_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: beqz a0, .LBB8_2 ; RV64-NEXT: # %bb.1: ; RV64-NEXT: addw a2, a1, a2 ; RV64-NEXT: .LBB8_2: # %entry ; RV64-NEXT: mv a0, a2 ; RV64-NEXT: ret entry: %c = add i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_add_2(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_add_2: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB9_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: add a1, a1, a2 ; RV32-NEXT: .LBB9_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_add_2: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB9_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: addw a1, a1, a2 ; RV64-NEXT: .LBB9_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = add i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_add_3(i1 zeroext %cond, i32 %a) { ; RV32-LABEL: select_add_3: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB10_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: addi a1, a1, 42 ; RV32-NEXT: .LBB10_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_add_3: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB10_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: addiw a1, a1, 42 ; RV64-NEXT: .LBB10_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = add i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_sub_1(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_sub_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: beqz a0, .LBB11_2 ; RV32-NEXT: # %bb.1: ; RV32-NEXT: sub a2, a1, a2 ; RV32-NEXT: .LBB11_2: # %entry ; RV32-NEXT: mv a0, a2 ; RV32-NEXT: ret ; ; RV64-LABEL: select_sub_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: beqz a0, .LBB11_2 ; RV64-NEXT: # %bb.1: ; RV64-NEXT: subw a2, a1, a2 ; RV64-NEXT: .LBB11_2: # %entry ; RV64-NEXT: mv a0, a2 ; RV64-NEXT: ret entry: %c = sub i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_sub_2(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_sub_2: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB12_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: sub a1, a1, a2 ; RV32-NEXT: .LBB12_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_sub_2: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB12_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: subw a1, a1, a2 ; RV64-NEXT: .LBB12_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = sub i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_sub_3(i1 zeroext %cond, i32 %a) { ; RV32-LABEL: select_sub_3: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB13_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: addi a1, a1, -42 ; RV32-NEXT: .LBB13_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_sub_3: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB13_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: addiw a1, a1, -42 ; RV64-NEXT: .LBB13_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = sub i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_and_1(i1 zeroext %cond, i32 %a, i32 %b) { ; CHECK-LABEL: select_and_1: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: beqz a0, .LBB14_2 ; CHECK-NEXT: # %bb.1: ; CHECK-NEXT: and a2, a1, a2 ; CHECK-NEXT: .LBB14_2: # %entry ; CHECK-NEXT: mv a0, a2 ; CHECK-NEXT: ret entry: %c = and i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_and_2(i1 zeroext %cond, i32 %a, i32 %b) { ; CHECK-LABEL: select_and_2: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: bnez a0, .LBB15_2 ; CHECK-NEXT: # %bb.1: # %entry ; CHECK-NEXT: and a1, a1, a2 ; CHECK-NEXT: .LBB15_2: # %entry ; CHECK-NEXT: mv a0, a1 ; CHECK-NEXT: ret entry: %c = and i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_and_3(i1 zeroext %cond, i32 %a) { ; CHECK-LABEL: select_and_3: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: bnez a0, .LBB16_2 ; CHECK-NEXT: # %bb.1: # %entry ; CHECK-NEXT: andi a1, a1, 42 ; CHECK-NEXT: .LBB16_2: # %entry ; CHECK-NEXT: mv a0, a1 ; CHECK-NEXT: ret entry: %c = and i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_udiv_1(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_udiv_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: beqz a0, .LBB17_2 ; RV32-NEXT: # %bb.1: ; RV32-NEXT: divu a2, a1, a2 ; RV32-NEXT: .LBB17_2: # %entry ; RV32-NEXT: mv a0, a2 ; RV32-NEXT: ret ; ; RV64-LABEL: select_udiv_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: beqz a0, .LBB17_2 ; RV64-NEXT: # %bb.1: ; RV64-NEXT: divuw a2, a1, a2 ; RV64-NEXT: .LBB17_2: # %entry ; RV64-NEXT: mv a0, a2 ; RV64-NEXT: ret entry: %c = udiv i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_udiv_2(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_udiv_2: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB18_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: divu a1, a1, a2 ; RV32-NEXT: .LBB18_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_udiv_2: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB18_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: divuw a1, a1, a2 ; RV64-NEXT: .LBB18_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = udiv i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_udiv_3(i1 zeroext %cond, i32 %a) { ; RV32-LABEL: select_udiv_3: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB19_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: srli a1, a1, 1 ; RV32-NEXT: lui a0, 199729 ; RV32-NEXT: addi a0, a0, -975 ; RV32-NEXT: mulhu a1, a1, a0 ; RV32-NEXT: srli a1, a1, 2 ; RV32-NEXT: .LBB19_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_udiv_3: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB19_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: srliw a0, a1, 1 ; RV64-NEXT: lui a1, 199729 ; RV64-NEXT: addiw a1, a1, -975 ; RV64-NEXT: mul a1, a0, a1 ; RV64-NEXT: srli a1, a1, 34 ; RV64-NEXT: .LBB19_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = udiv i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_shl_1(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_shl_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: beqz a0, .LBB20_2 ; RV32-NEXT: # %bb.1: ; RV32-NEXT: sll a2, a1, a2 ; RV32-NEXT: .LBB20_2: # %entry ; RV32-NEXT: mv a0, a2 ; RV32-NEXT: ret ; ; RV64-LABEL: select_shl_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: beqz a0, .LBB20_2 ; RV64-NEXT: # %bb.1: ; RV64-NEXT: sllw a2, a1, a2 ; RV64-NEXT: .LBB20_2: # %entry ; RV64-NEXT: mv a0, a2 ; RV64-NEXT: ret entry: %c = shl i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_shl_2(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_shl_2: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB21_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: sll a1, a1, a2 ; RV32-NEXT: .LBB21_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_shl_2: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB21_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: sllw a1, a1, a2 ; RV64-NEXT: .LBB21_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = shl i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_shl_3(i1 zeroext %cond, i32 %a) { ; CHECK-LABEL: select_shl_3: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: mv a0, a1 ; CHECK-NEXT: ret entry: %c = shl i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_ashr_1(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_ashr_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: beqz a0, .LBB23_2 ; RV32-NEXT: # %bb.1: ; RV32-NEXT: sra a2, a1, a2 ; RV32-NEXT: .LBB23_2: # %entry ; RV32-NEXT: mv a0, a2 ; RV32-NEXT: ret ; ; RV64-LABEL: select_ashr_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: beqz a0, .LBB23_2 ; RV64-NEXT: # %bb.1: ; RV64-NEXT: sraw a2, a1, a2 ; RV64-NEXT: .LBB23_2: # %entry ; RV64-NEXT: mv a0, a2 ; RV64-NEXT: ret entry: %c = ashr i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_ashr_2(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_ashr_2: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB24_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: sra a1, a1, a2 ; RV32-NEXT: .LBB24_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_ashr_2: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB24_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: sraw a1, a1, a2 ; RV64-NEXT: .LBB24_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = ashr i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_ashr_3(i1 zeroext %cond, i32 %a) { ; CHECK-LABEL: select_ashr_3: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: mv a0, a1 ; CHECK-NEXT: ret entry: %c = ashr i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_lshr_1(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_lshr_1: ; RV32: # %bb.0: # %entry ; RV32-NEXT: beqz a0, .LBB26_2 ; RV32-NEXT: # %bb.1: ; RV32-NEXT: srl a2, a1, a2 ; RV32-NEXT: .LBB26_2: # %entry ; RV32-NEXT: mv a0, a2 ; RV32-NEXT: ret ; ; RV64-LABEL: select_lshr_1: ; RV64: # %bb.0: # %entry ; RV64-NEXT: beqz a0, .LBB26_2 ; RV64-NEXT: # %bb.1: ; RV64-NEXT: srlw a2, a1, a2 ; RV64-NEXT: .LBB26_2: # %entry ; RV64-NEXT: mv a0, a2 ; RV64-NEXT: ret entry: %c = lshr i32 %a, %b %res = select i1 %cond, i32 %c, i32 %b ret i32 %res } define i32 @select_lshr_2(i1 zeroext %cond, i32 %a, i32 %b) { ; RV32-LABEL: select_lshr_2: ; RV32: # %bb.0: # %entry ; RV32-NEXT: bnez a0, .LBB27_2 ; RV32-NEXT: # %bb.1: # %entry ; RV32-NEXT: srl a1, a1, a2 ; RV32-NEXT: .LBB27_2: # %entry ; RV32-NEXT: mv a0, a1 ; RV32-NEXT: ret ; ; RV64-LABEL: select_lshr_2: ; RV64: # %bb.0: # %entry ; RV64-NEXT: bnez a0, .LBB27_2 ; RV64-NEXT: # %bb.1: # %entry ; RV64-NEXT: srlw a1, a1, a2 ; RV64-NEXT: .LBB27_2: # %entry ; RV64-NEXT: mv a0, a1 ; RV64-NEXT: ret entry: %c = lshr i32 %a, %b %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } define i32 @select_lshr_3(i1 zeroext %cond, i32 %a) { ; CHECK-LABEL: select_lshr_3: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: mv a0, a1 ; CHECK-NEXT: ret entry: %c = lshr i32 %a, 42 %res = select i1 %cond, i32 %a, i32 %c ret i32 %res } ;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: ; CONDOPS: {{.*}} ; NOCONDOPS: {{.*}}