; RUN: llc -march=mips -mcpu=mips32 < %s | FileCheck %s -check-prefix=ALL -check-prefix=32-CMOV ; RUN: llc -march=mips -mcpu=mips32 -regalloc=basic < %s | FileCheck %s -check-prefix=ALL -check-prefix=32-CMOV ; RUN: llc -march=mips -mcpu=mips32r2 < %s | FileCheck %s -check-prefix=ALL -check-prefix=32-CMOV ; RUN: llc -march=mips -mcpu=mips32r6 < %s | FileCheck %s -check-prefix=ALL -check-prefix=32-CMP ; RUN: llc -march=mips64el -mcpu=mips4 < %s | FileCheck %s -check-prefix=ALL -check-prefix=64-CMOV ; RUN: llc -march=mips64el -mcpu=mips64 < %s | FileCheck %s -check-prefix=ALL -check-prefix=64-CMOV ; RUN: llc -march=mips64el -mcpu=mips64r6 < %s | FileCheck %s -check-prefix=ALL -check-prefix=64-CMP @i1 = global [3 x i32] [i32 1, i32 2, i32 3], align 4 @i3 = common global i32* null, align 4 ; ALL-LABEL: cmov1: ; 32-CMOV-DAG: lw $[[R0:[0-9]+]], %got(i3) ; 32-CMOV-DAG: addiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got(i1) ; 32-CMOV-DAG: movn $[[R0]], $[[R1]], $4 ; 32-CMOV-DAG: lw $2, 0($[[R0]]) ; 32-CMP-DAG: lw $[[R0:[0-9]+]], %got(i3) ; 32-CMP-DAG: addiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got(i1) ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $[[R1]], $4 ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[R0]], $4 ; 32-CMP-DAG: or $[[T2:[0-9]+]], $[[T0]], $[[T1]] ; 32-CMP-DAG: lw $2, 0($[[T2]]) ; 64-CMOV-DAG: ldr $[[R0:[0-9]+]] ; 64-CMOV-DAG: ld $[[R1:[0-9]+]], %got_disp(i1) ; 64-CMOV-DAG: movn $[[R0]], $[[R1]], $4 ; 64-CMP-DAG: ld $[[R0:[0-9]+]], %got_disp(i3)( ; 64-CMP-DAG: daddiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got_disp(i1) ; FIXME: This sll works around an implementation detail in the code generator ; (setcc's result is i32 so bits 32-63 are undefined). It's not really ; needed. ; 64-CMP-DAG: sll $[[CC:[0-9]+]], $4, 0 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[R1]], $[[CC]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[R0]], $[[CC]] ; 64-CMP-DAG: or $[[T2:[0-9]+]], $[[T0]], $[[T1]] ; 64-CMP-DAG: ld $2, 0($[[T2]]) define i32* @cmov1(i32 %s) nounwind readonly { entry: %tobool = icmp ne i32 %s, 0 %tmp1 = load i32** @i3, align 4 %cond = select i1 %tobool, i32* getelementptr inbounds ([3 x i32]* @i1, i32 0, i32 0), i32* %tmp1 ret i32* %cond } @c = global i32 1, align 4 @d = global i32 0, align 4 ; ALL-LABEL: cmov2: ; 32-CMOV-DAG: addiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got(d) ; 32-CMOV-DAG: addiu $[[R0:[0-9]+]], ${{[0-9]+}}, %got(c) ; 32-CMOV-DAG: movn $[[R1]], $[[R0]], $4 ; 32-CMOV-DAG: lw $2, 0($[[R0]]) ; 32-CMP-DAG: addiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got(d) ; 32-CMP-DAG: addiu $[[R0:[0-9]+]], ${{[0-9]+}}, %got(c) ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $[[R0]], $4 ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[R1]], $4 ; 32-CMP-DAG: or $[[T2:[0-9]+]], $[[T0]], $[[T1]] ; 32-CMP-DAG: lw $2, 0($[[T2]]) ; 64-CMOV: daddiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got_disp(d) ; 64-CMOV: daddiu $[[R0:[0-9]+]], ${{[0-9]+}}, %got_disp(c) ; 64-CMOV: movn $[[R1]], $[[R0]], $4 ; 64-CMP-DAG: daddiu $[[R1:[0-9]+]], ${{[0-9]+}}, %got_disp(d) ; 64-CMP-DAG: daddiu $[[R0:[0-9]+]], ${{[0-9]+}}, %got_disp(c) ; FIXME: This sll works around an implementation detail in the code generator ; (setcc's result is i32 so bits 32-63 are undefined). It's not really ; needed. ; 64-CMP-DAG: sll $[[CC:[0-9]+]], $4, 0 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[R0]], $[[CC]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[R1]], $[[CC]] ; 64-CMP-DAG: or $[[T2:[0-9]+]], $[[T0]], $[[T1]] ; 64-CMP-DAG: lw $2, 0($[[T2]]) define i32 @cmov2(i32 %s) nounwind readonly { entry: %tobool = icmp ne i32 %s, 0 %tmp1 = load i32* @c, align 4 %tmp2 = load i32* @d, align 4 %cond = select i1 %tobool, i32 %tmp1, i32 %tmp2 ret i32 %cond } ; ALL-LABEL: cmov3: ; We won't check the result register since we can't know if the move is first ; or last. We do know it will be either one of two registers so we can at least ; check that. ; 32-CMOV: xori $[[R0:[0-9]+]], $4, 234 ; 32-CMOV: movz ${{[26]}}, $5, $[[R0]] ; 32-CMP-DAG: xori $[[CC:[0-9]+]], $4, 234 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $5, $[[CC]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $6, $[[CC]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV: xori $[[R0:[0-9]+]], $4, 234 ; 64-CMOV: movz ${{[26]}}, $5, $[[R0]] ; 64-CMP-DAG: xori $[[CC:[0-9]+]], $4, 234 ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $5, $[[CC]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $6, $[[CC]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @cmov3(i32 %a, i32 %b, i32 %c) nounwind readnone { entry: %cmp = icmp eq i32 %a, 234 %cond = select i1 %cmp, i32 %b, i32 %c ret i32 %cond } ; ALL-LABEL: cmov3_ne: ; We won't check the result register since we can't know if the move is first ; or last. We do know it will be either one of two registers so we can at least ; check that. ; FIXME: Use xori instead of addiu+xor. ; 32-CMOV: addiu $[[R0:[0-9]+]], $zero, 234 ; 32-CMOV: xor $[[R1:[0-9]+]], $4, $[[R0]] ; 32-CMOV: movn ${{[26]}}, $5, $[[R1]] ; 32-CMP-DAG: xori $[[CC:[0-9]+]], $4, 234 ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $5, $[[CC]] ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $6, $[[CC]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; FIXME: Use xori instead of addiu+xor. ; 64-CMOV: addiu $[[R0:[0-9]+]], $zero, 234 ; 64-CMOV: xor $[[R1:[0-9]+]], $4, $[[R0]] ; 64-CMOV: movn ${{[26]}}, $5, $[[R1]] ; 64-CMP-DAG: xori $[[CC:[0-9]+]], $4, 234 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $5, $[[CC]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $6, $[[CC]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @cmov3_ne(i32 %a, i32 %b, i32 %c) nounwind readnone { entry: %cmp = icmp ne i32 %a, 234 %cond = select i1 %cmp, i32 %b, i32 %c ret i32 %cond } ; ALL-LABEL: cmov4: ; We won't check the result register since we can't know if the move is first ; or last. We do know it will be one of two registers so we can at least check ; that. ; 32-CMOV-DAG: xori $[[R0:[0-9]+]], $4, 234 ; 32-CMOV-DAG: lw $[[R1:2]], 16($sp) ; 32-CMOV-DAG: lw $[[R2:3]], 20($sp) ; 32-CMOV-DAG: movz $[[R1]], $6, $[[R0]] ; 32-CMOV-DAG: movz $[[R2]], $7, $[[R0]] ; 32-CMP-DAG: xori $[[R0:[0-9]+]], $4, 234 ; 32-CMP-DAG: lw $[[R1:[0-9]+]], 16($sp) ; 32-CMP-DAG: lw $[[R2:[0-9]+]], 20($sp) ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $6, $[[R0]] ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $7, $[[R0]] ; 32-CMP-DAG: selnez $[[T2:[0-9]+]], $[[R1]], $[[R0]] ; 32-CMP-DAG: selnez $[[T3:[0-9]+]], $[[R2]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T2]] ; 32-CMP-DAG: or $3, $[[T1]], $[[T3]] ; 64-CMOV: xori $[[R0:[0-9]+]], $4, 234 ; 64-CMOV: movz ${{[26]}}, $5, $[[R0]] ; 64-CMP-DAG: xori $[[R0:[0-9]+]], $4, 234 ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $5, $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $6, $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i64 @cmov4(i32 %a, i64 %b, i64 %c) nounwind readnone { entry: %cmp = icmp eq i32 %a, 234 %cond = select i1 %cmp, i64 %b, i64 %c ret i64 %cond } ; ALL-LABEL: cmov4_ne: ; We won't check the result register since we can't know if the move is first ; or last. We do know it will be one of two registers so we can at least check ; that. ; FIXME: Use xori instead of addiu+xor. ; 32-CMOV-DAG: addiu $[[R0:[0-9]+]], $zero, 234 ; 32-CMOV-DAG: xor $[[R1:[0-9]+]], $4, $[[R0]] ; 32-CMOV-DAG: lw $[[R2:2]], 16($sp) ; 32-CMOV-DAG: lw $[[R3:3]], 20($sp) ; 32-CMOV-DAG: movn $[[R2]], $6, $[[R1]] ; 32-CMOV-DAG: movn $[[R3]], $7, $[[R1]] ; 32-CMP-DAG: xori $[[R0:[0-9]+]], $4, 234 ; 32-CMP-DAG: lw $[[R1:[0-9]+]], 16($sp) ; 32-CMP-DAG: lw $[[R2:[0-9]+]], 20($sp) ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $6, $[[R0]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $7, $[[R0]] ; 32-CMP-DAG: seleqz $[[T2:[0-9]+]], $[[R1]], $[[R0]] ; 32-CMP-DAG: seleqz $[[T3:[0-9]+]], $[[R2]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T2]] ; 32-CMP-DAG: or $3, $[[T1]], $[[T3]] ; FIXME: Use xori instead of addiu+xor. ; 64-CMOV: addiu $[[R0:[0-9]+]], $zero, 234 ; 64-CMOV: xor $[[R1:[0-9]+]], $4, $[[R0]] ; 64-CMOV: movn ${{[26]}}, $5, $[[R1]] ; 64-CMP-DAG: xori $[[R0:[0-9]+]], $4, 234 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $5, $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $6, $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i64 @cmov4_ne(i32 %a, i64 %b, i64 %c) nounwind readnone { entry: %cmp = icmp ne i32 %a, 234 %cond = select i1 %cmp, i64 %b, i64 %c ret i64 %cond } ; slti and conditional move. ; ; Check that, pattern ; (select (setgt a, N), t, f) ; turns into ; (movz t, (setlt a, N + 1), f) ; if N + 1 fits in 16-bit. ; ALL-LABEL: slti0: ; 32-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: slti $[[R0:[0-9]+]], $4, 32767 ; 32-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 32-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: slti $[[R0:[0-9]+]], $4, 32767 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: slti $[[R0:[0-9]+]], $4, 32767 ; 64-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: slti $[[R0:[0-9]+]], $4, 32767 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @slti0(i32 %a) { entry: %cmp = icmp sgt i32 %a, 32766 %cond = select i1 %cmp, i32 3, i32 5 ret i32 %cond } ; ALL-LABEL: slti1: ; 32-CMOV-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: addiu $[[R1:[0-9]+]], $zero, 32767 ; 32-CMOV-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; 32-CMOV-DAG: movn $[[I5]], $[[I7]], $[[R0]] ; 32-CMP-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: addiu $[[I32767:[0-9]+]], $zero, 32767 ; 32-CMP-DAG: slt $[[R0:[0-9]+]], $[[I32767]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I7]], $[[R0]] ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: addiu $[[R1:[0-9]+]], $zero, 32767 ; 64-CMOV-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; 64-CMOV-DAG: movn $[[I5]], $[[I7]], $[[R0]] ; 64-CMP-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 64-CMP-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMP-DAG: addiu $[[R1:[0-9]+]], $zero, 32767 ; 64-CMP-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I7]], $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @slti1(i32 %a) { entry: %cmp = icmp sgt i32 %a, 32767 %cond = select i1 %cmp, i32 7, i32 5 ret i32 %cond } ; ALL-LABEL: slti2: ; 32-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: slti $[[R0:[0-9]+]], $4, -32768 ; 32-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 32-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: slti $[[R0:[0-9]+]], $4, -32768 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: slti $[[R0:[0-9]+]], $4, -32768 ; 64-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: slti $[[R0:[0-9]+]], $4, -32768 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @slti2(i32 %a) { entry: %cmp = icmp sgt i32 %a, -32769 %cond = select i1 %cmp, i32 3, i32 5 ret i32 %cond } ; ALL-LABEL: slti3: ; 32-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: lui $[[R1:[0-9]+]], 65535 ; 32-CMOV-DAG: ori $[[R1]], $[[R1]], 32766 ; 32-CMOV-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; 32-CMOV-DAG: movn $[[I5]], $[[I3]], $[[R0]] ; 32-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: lui $[[IMM:[0-9]+]], 65535 ; 32-CMP-DAG: ori $[[IMM]], $[[IMM]], 32766 ; 32-CMP-DAG: slt $[[R0:[0-9]+]], $[[I32767]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: lui $[[R1:[0-9]+]], 65535 ; 64-CMOV-DAG: ori $[[R1]], $[[R1]], 32766 ; 64-CMOV-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; 64-CMOV-DAG: movn $[[I5]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMP-DAG: lui $[[IMM:[0-9]+]], 65535 ; 64-CMP-DAG: ori $[[IMM]], $[[IMM]], 32766 ; 64-CMP-DAG: slt $[[R0:[0-9]+]], $[[IMM]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @slti3(i32 %a) { entry: %cmp = icmp sgt i32 %a, -32770 %cond = select i1 %cmp, i32 3, i32 5 ret i32 %cond } ; 64-bit patterns. ; ALL-LABEL: slti64_0: ; 32-CMOV-DAG: slt $[[CC:[0-9]+]], $zero, $4 ; 32-CMOV-DAG: addiu $[[I32766:[0-9]+]], $zero, 32766 ; 32-CMOV-DAG: sltu $[[R1:[0-9]+]], $[[I32766]], $5 ; 32-CMOV-DAG: movz $[[CC:[0-9]+]], $[[R1]], $4 ; 32-CMOV-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMOV-DAG: addiu $[[I4:3]], $zero, 4 ; 32-CMOV-DAG: movn $[[I4]], $[[I5]], $[[CC]] ; 32-CMOV-DAG: addiu $2, $zero, 0 ; 32-CMP-DAG: slt $[[CC0:[0-9]+]], $zero, $4 ; 32-CMP-DAG: addiu $[[I32766:[0-9]+]], $zero, 32766 ; 32-CMP-DAG: sltu $[[CC1:[0-9]+]], $[[I32766]], $5 ; 32-CMP-DAG: selnez $[[CC2:[0-9]+]], $[[CC0]], $4 ; 32-CMP-DAG: seleqz $[[CC3:[0-9]+]], $[[CC1]], $4 ; 32-CMP: or $[[CC:[0-9]+]], $[[CC3]], $[[CC2]] ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: addiu $[[I4:[0-9]+]], $zero, 4 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I4]], $[[CC]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[CC]] ; 32-CMP-DAG: or $3, $[[T1]], $[[T0]] ; 32-CMP-DAG: addiu $2, $zero, 0 ; 64-CMOV-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMOV-DAG: addiu $[[I4:2]], $zero, 4 ; 64-CMOV-DAG: slti $[[R0:[0-9]+]], $4, 32767 ; 64-CMOV-DAG: movz $[[I4]], $[[I5]], $[[R0]] ; 64-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: addiu $[[I4:[0-9]+]], $zero, 4 ; 64-CMP-DAG: slti $[[R0:[0-9]+]], $4, 32767 ; FIXME: We can do better than this by adding/subtracting the result of slti ; to/from one of the constants. ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I4]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i64 @slti64_0(i64 %a) { entry: %cmp = icmp sgt i64 %a, 32766 %conv = select i1 %cmp, i64 5, i64 4 ret i64 %conv } ; ALL-LABEL: slti64_1: ; 32-CMOV-DAG: slt $[[CC:[0-9]+]], $zero, $4 ; 32-CMOV-DAG: addiu $[[I32766:[0-9]+]], $zero, 32767 ; 32-CMOV-DAG: sltu $[[R1:[0-9]+]], $[[I32766]], $5 ; 32-CMOV-DAG: movz $[[CC:[0-9]+]], $[[R1]], $4 ; 32-CMOV-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMOV-DAG: addiu $[[I4:3]], $zero, 4 ; 32-CMOV-DAG: movn $[[I4]], $[[I5]], $[[CC]] ; 32-CMOV-DAG: addiu $2, $zero, 0 ; 32-CMP-DAG: slt $[[CC0:[0-9]+]], $zero, $4 ; 32-CMP-DAG: addiu $[[I32766:[0-9]+]], $zero, 32767 ; 32-CMP-DAG: sltu $[[CC1:[0-9]+]], $[[I32766]], $5 ; 32-CMP-DAG: selnez $[[CC2:[0-9]+]], $[[CC0]], $4 ; 32-CMP-DAG: seleqz $[[CC3:[0-9]+]], $[[CC1]], $4 ; 32-CMP: or $[[CC:[0-9]+]], $[[CC3]], $[[CC2]] ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: addiu $[[I4:[0-9]+]], $zero, 4 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I4]], $[[CC]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[CC]] ; 32-CMP-DAG: or $3, $[[T1]], $[[T0]] ; 32-CMP-DAG: addiu $2, $zero, 0 ; 64-CMOV-DAG: daddiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMOV-DAG: daddiu $[[I4:2]], $zero, 4 ; 64-CMOV-DAG: daddiu $[[R1:[0-9]+]], $zero, 32767 ; 64-CMOV-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; 64-CMOV-DAG: movn $[[I4]], $[[I5]], $[[R0]] ; 64-CMP-DAG: daddiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: daddiu $[[I4:2]], $zero, 4 ; 64-CMP-DAG: daddiu $[[R1:[0-9]+]], $zero, 32767 ; 64-CMP-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I4]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i64 @slti64_1(i64 %a) { entry: %cmp = icmp sgt i64 %a, 32767 %conv = select i1 %cmp, i64 5, i64 4 ret i64 %conv } ; ALL-LABEL: slti64_2: ; FIXME: The 32-bit versions of this test are too complicated to reasonably ; match at the moment. They do show some missing optimizations though ; such as: ; (movz $a, $b, (neg $c)) -> (movn $a, $b, $c) ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I4:2]], $zero, 4 ; 64-CMOV-DAG: slti $[[R0:[0-9]+]], $4, -32768 ; 64-CMOV-DAG: movz $[[I4]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I4:[0-9]+]], $zero, 4 ; 64-CMP-DAG: slti $[[R0:[0-9]+]], $4, -32768 ; FIXME: We can do better than this by adding/subtracting the result of slti ; to/from one of the constants. ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I4]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i64 @slti64_2(i64 %a) { entry: %cmp = icmp sgt i64 %a, -32769 %conv = select i1 %cmp, i64 3, i64 4 ret i64 %conv } ; ALL-LABEL: slti64_3: ; FIXME: The 32-bit versions of this test are too complicated to reasonably ; match at the moment. They do show some missing optimizations though ; such as: ; (movz $a, $b, (neg $c)) -> (movn $a, $b, $c) ; 64-CMOV-DAG: daddiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMOV-DAG: daddiu $[[I4:2]], $zero, 4 ; 64-CMOV-DAG: daddiu $[[R1:[0-9]+]], ${{[0-9]+}}, 32766 ; 64-CMOV-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; 64-CMOV-DAG: movn $[[I4]], $[[I5]], $[[R0]] ; 64-CMP-DAG: daddiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: daddiu $[[I4:2]], $zero, 4 ; 64-CMP-DAG: daddiu $[[R1:[0-9]+]], ${{[0-9]+}}, 32766 ; 64-CMP-DAG: slt $[[R0:[0-9]+]], $[[R1]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I4]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i64 @slti64_3(i64 %a) { entry: %cmp = icmp sgt i64 %a, -32770 %conv = select i1 %cmp, i64 5, i64 4 ret i64 %conv } ; sltiu instructions. ; ALL-LABEL: sltiu0: ; 32-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: sltiu $[[R0:[0-9]+]], $4, 32767 ; 32-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 32-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: sltiu $[[R0:[0-9]+]], $4, 32767 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: sltiu $[[R0:[0-9]+]], $4, 32767 ; 64-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: sltiu $[[R0:[0-9]+]], $4, 32767 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @sltiu0(i32 %a) { entry: %cmp = icmp ugt i32 %a, 32766 %cond = select i1 %cmp, i32 3, i32 5 ret i32 %cond } ; ALL-LABEL: sltiu1: ; 32-CMOV-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: addiu $[[R1:[0-9]+]], $zero, 32767 ; 32-CMOV-DAG: sltu $[[R0:[0-9]+]], $[[R1]], $4 ; 32-CMOV-DAG: movn $[[I5]], $[[I7]], $[[R0]] ; 32-CMP-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: addiu $[[I32767:[0-9]+]], $zero, 32767 ; 32-CMP-DAG: sltu $[[R0:[0-9]+]], $[[I32767]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I7]], $[[R0]] ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: addiu $[[R1:[0-9]+]], $zero, 32767 ; 64-CMOV-DAG: sltu $[[R0:[0-9]+]], $[[R1]], $4 ; 64-CMOV-DAG: movn $[[I5]], $[[I7]], $[[R0]] ; 64-CMP-DAG: addiu $[[I7:[0-9]+]], $zero, 7 ; 64-CMP-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMP-DAG: addiu $[[R1:[0-9]+]], $zero, 32767 ; 64-CMP-DAG: sltu $[[R0:[0-9]+]], $[[R1]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I7]], $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @sltiu1(i32 %a) { entry: %cmp = icmp ugt i32 %a, 32767 %cond = select i1 %cmp, i32 7, i32 5 ret i32 %cond } ; ALL-LABEL: sltiu2: ; 32-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: sltiu $[[R0:[0-9]+]], $4, -32768 ; 32-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 32-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: sltiu $[[R0:[0-9]+]], $4, -32768 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 32-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 32-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: sltiu $[[R0:[0-9]+]], $4, -32768 ; 64-CMOV-DAG: movz $[[I5]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 64-CMP-DAG: sltiu $[[R0:[0-9]+]], $4, -32768 ; FIXME: We can do better than this by using selccz to choose between +0 and +2 ; 64-CMP-DAG: seleqz $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: selnez $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @sltiu2(i32 %a) { entry: %cmp = icmp ugt i32 %a, -32769 %cond = select i1 %cmp, i32 3, i32 5 ret i32 %cond } ; ALL-LABEL: sltiu3: ; 32-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 32-CMOV-DAG: lui $[[R1:[0-9]+]], 65535 ; 32-CMOV-DAG: ori $[[R1]], $[[R1]], 32766 ; 32-CMOV-DAG: sltu $[[R0:[0-9]+]], $[[R1]], $4 ; 32-CMOV-DAG: movn $[[I5]], $[[I3]], $[[R0]] ; 32-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 32-CMP-DAG: addiu $[[I5:[0-9]+]], $zero, 5 ; 32-CMP-DAG: lui $[[IMM:[0-9]+]], 65535 ; 32-CMP-DAG: ori $[[IMM]], $[[IMM]], 32766 ; 32-CMP-DAG: sltu $[[R0:[0-9]+]], $[[I32767]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 32-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 32-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 32-CMP-DAG: or $2, $[[T0]], $[[T1]] ; 64-CMOV-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMOV-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMOV-DAG: lui $[[R1:[0-9]+]], 65535 ; 64-CMOV-DAG: ori $[[R1]], $[[R1]], 32766 ; 64-CMOV-DAG: sltu $[[R0:[0-9]+]], $[[R1]], $4 ; 64-CMOV-DAG: movn $[[I5]], $[[I3]], $[[R0]] ; 64-CMP-DAG: addiu $[[I3:[0-9]+]], $zero, 3 ; 64-CMP-DAG: addiu $[[I5:2]], $zero, 5 ; 64-CMP-DAG: lui $[[IMM:[0-9]+]], 65535 ; 64-CMP-DAG: ori $[[IMM]], $[[IMM]], 32766 ; 64-CMP-DAG: sltu $[[R0:[0-9]+]], $[[IMM]], $4 ; FIXME: We can do better than this by using selccz to choose between -0 and -2 ; 64-CMP-DAG: selnez $[[T0:[0-9]+]], $[[I3]], $[[R0]] ; 64-CMP-DAG: seleqz $[[T1:[0-9]+]], $[[I5]], $[[R0]] ; 64-CMP-DAG: or $2, $[[T0]], $[[T1]] define i32 @sltiu3(i32 %a) { entry: %cmp = icmp ugt i32 %a, -32770 %cond = select i1 %cmp, i32 3, i32 5 ret i32 %cond } ; Check if ; (select (setxx a, N), x, x-1) or ; (select (setxx a, N), x-1, x) ; doesn't generate conditional moves ; for constant operands whose difference is |1| define i32 @slti4(i32 %a) nounwind readnone { %1 = icmp slt i32 %a, 7 %2 = select i1 %1, i32 4, i32 3 ret i32 %2 } ; ALL-LABEL: slti4: ; 32-CMOV-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 32-CMOV-DAG: addiu $2, [[R1]], 3 ; 32-CMOV-NOT: movn ; 32-CMP-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 32-CMP-DAG: addiu $2, [[R1]], 3 ; 32-CMP-NOT: seleqz ; 32-CMP-NOT: selnez ; 64-CMOV-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 64-CMOV-DAG: addiu $2, [[R1]], 3 ; 64-CMOV-NOT: movn ; 64-CMP-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 64-CMP-DAG: addiu $2, [[R1]], 3 ; 64-CMP-NOT: seleqz ; 64-CMP-NOT: selnez define i32 @slti5(i32 %a) nounwind readnone { %1 = icmp slt i32 %a, 7 %2 = select i1 %1, i32 -3, i32 -4 ret i32 %2 } ; ALL-LABEL: slti5: ; 32-CMOV-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 32-CMOV-DAG: addiu [[R3:\$[0-9]+]], [[R2:\$[a-z0-9]+]], -4 ; 32-CMOV-NOT: movn ; 32-CMP-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 32-CMP-DAG: addiu [[R3:\$[0-9]+]], [[R2:\$[a-z0-9]+]], -4 ; 32-CMP-NOT: seleqz ; 32-CMP-NOT: selnez ; 64-CMOV-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 64-CMOV-DAG: addiu [[R3:\$[0-9]+]], [[R2:\$[a-z0-9]+]], -4 ; 64-CMOV-NOT: movn ; 64-CMP-DAG: slti [[R1:\$[0-9]+]], $4, 7 ; 64-CMP-DAG: addiu [[R3:\$[0-9]+]], [[R2:\$[a-z0-9]+]], -4 ; 64-CMP-NOT: seleqz ; 64-CMP-NOT: selnez define i32 @slti6(i32 %a) nounwind readnone { %1 = icmp slt i32 %a, 7 %2 = select i1 %1, i32 3, i32 4 ret i32 %2 } ; ALL-LABEL: slti6: ; ALL-DAG: addiu [[R1:\$[0-9]+]], $zero, 6 ; ALL-DAG: slt [[R1]], [[R1]], $4 ; ALL-DAG: addiu [[R2:\$[0-9]+]], [[R1]], 3 ; ALL-NOT: movn ; ALL-NOT: seleqz ; ALL-NOT: selnez