llvm/test/CodeGen/X86/abdu.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686 -mattr=cmov | FileCheck %s --check-prefixes=X86
; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefixes=X64

;
; trunc(abs(sub(zext(a),zext(b)))) -> abdu(a,b)
;

define i8 @abd_ext_i8(i8 %a, i8 %b) nounwind {
; X86-LABEL: abd_ext_i8:
; X86:       # %bb.0:
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $al killed $al killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i8:
; X64:       # %bb.0:
; X64-NEXT:    movzbl %sil, %eax
; X64-NEXT:    movzbl %dil, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $al killed $al killed $eax
; X64-NEXT:    retq
  %aext = zext i8 %a to i64
  %bext = zext i8 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
  %trunc = trunc i64 %abs to i8
  ret i8 %trunc
}

define i8 @abd_ext_i8_i16(i8 %a, i16 %b) nounwind {
; X86-LABEL: abd_ext_i8_i16:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $al killed $al killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i8_i16:
; X64:       # %bb.0:
; X64-NEXT:    movzbl %dil, %ecx
; X64-NEXT:    subl %esi, %edi
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edi, %eax
; X64-NEXT:    # kill: def $al killed $al killed $eax
; X64-NEXT:    retq
  %aext = zext i8 %a to i64
  %bext = zext i16 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
  %trunc = trunc i64 %abs to i8
  ret i8 %trunc
}

define i8 @abd_ext_i8_undef(i8 %a, i8 %b) nounwind {
; X86-LABEL: abd_ext_i8_undef:
; X86:       # %bb.0:
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $al killed $al killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i8_undef:
; X64:       # %bb.0:
; X64-NEXT:    movzbl %sil, %eax
; X64-NEXT:    movzbl %dil, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $al killed $al killed $eax
; X64-NEXT:    retq
  %aext = zext i8 %a to i64
  %bext = zext i8 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
  %trunc = trunc i64 %abs to i8
  ret i8 %trunc
}

define i16 @abd_ext_i16(i16 %a, i16 %b) nounwind {
; X86-LABEL: abd_ext_i16:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $ax killed $ax killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i16:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    movzwl %di, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $ax killed $ax killed $eax
; X64-NEXT:    retq
  %aext = zext i16 %a to i64
  %bext = zext i16 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
  %trunc = trunc i64 %abs to i16
  ret i16 %trunc
}

define i16 @abd_ext_i16_i32(i16 %a, i32 %b) nounwind {
; X86-LABEL: abd_ext_i16_i32:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $ax killed $ax killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i16_i32:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %di, %ecx
; X64-NEXT:    movl %edi, %eax
; X64-NEXT:    subl %esi, %eax
; X64-NEXT:    subl %ecx, %esi
; X64-NEXT:    cmovael %esi, %eax
; X64-NEXT:    # kill: def $ax killed $ax killed $eax
; X64-NEXT:    retq
  %aext = zext i16 %a to i64
  %bext = zext i32 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
  %trunc = trunc i64 %abs to i16
  ret i16 %trunc
}

define i16 @abd_ext_i16_undef(i16 %a, i16 %b) nounwind {
; X86-LABEL: abd_ext_i16_undef:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $ax killed $ax killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i16_undef:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    movzwl %di, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $ax killed $ax killed $eax
; X64-NEXT:    retq
  %aext = zext i16 %a to i64
  %bext = zext i16 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
  %trunc = trunc i64 %abs to i16
  ret i16 %trunc
}

define i32 @abd_ext_i32(i32 %a, i32 %b) nounwind {
; X86-LABEL: abd_ext_i32:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i32:
; X64:       # %bb.0:
; X64-NEXT:    movl %edi, %eax
; X64-NEXT:    subl %esi, %eax
; X64-NEXT:    subl %edi, %esi
; X64-NEXT:    cmovael %esi, %eax
; X64-NEXT:    retq
  %aext = zext i32 %a to i64
  %bext = zext i32 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
  %trunc = trunc i64 %abs to i32
  ret i32 %trunc
}

define i32 @abd_ext_i32_i16(i32 %a, i16 %b) nounwind {
; X86-LABEL: abd_ext_i32_i16:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i32_i16:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    movl %edi, %ecx
; X64-NEXT:    subl %eax, %ecx
; X64-NEXT:    subl %edi, %eax
; X64-NEXT:    cmovbl %ecx, %eax
; X64-NEXT:    retq
  %aext = zext i32 %a to i64
  %bext = zext i16 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
  %trunc = trunc i64 %abs to i32
  ret i32 %trunc
}

define i32 @abd_ext_i32_undef(i32 %a, i32 %b) nounwind {
; X86-LABEL: abd_ext_i32_undef:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i32_undef:
; X64:       # %bb.0:
; X64-NEXT:    movl %edi, %eax
; X64-NEXT:    subl %esi, %eax
; X64-NEXT:    subl %edi, %esi
; X64-NEXT:    cmovael %esi, %eax
; X64-NEXT:    retq
  %aext = zext i32 %a to i64
  %bext = zext i32 %b to i64
  %sub = sub i64 %aext, %bext
  %abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
  %trunc = trunc i64 %abs to i32
  ret i32 %trunc
}

define i64 @abd_ext_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_ext_i64:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    xorl %ecx, %ecx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl %ecx, %ecx
; X86-NEXT:    xorl %ecx, %edx
; X86-NEXT:    xorl %ecx, %eax
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    sbbl %ecx, %edx
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i64:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    subq %rsi, %rax
; X64-NEXT:    subq %rdi, %rsi
; X64-NEXT:    cmovaeq %rsi, %rax
; X64-NEXT:    retq
  %aext = zext i64 %a to i128
  %bext = zext i64 %b to i128
  %sub = sub i128 %aext, %bext
  %abs = call i128 @llvm.abs.i128(i128 %sub, i1 false)
  %trunc = trunc i128 %abs to i64
  ret i64 %trunc
}

define i64 @abd_ext_i64_undef(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_ext_i64_undef:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    xorl %ecx, %ecx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl %ecx, %ecx
; X86-NEXT:    xorl %ecx, %edx
; X86-NEXT:    xorl %ecx, %eax
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    sbbl %ecx, %edx
; X86-NEXT:    retl
;
; X64-LABEL: abd_ext_i64_undef:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    subq %rsi, %rax
; X64-NEXT:    subq %rdi, %rsi
; X64-NEXT:    cmovaeq %rsi, %rax
; X64-NEXT:    retq
  %aext = zext i64 %a to i128
  %bext = zext i64 %b to i128
  %sub = sub i128 %aext, %bext
  %abs = call i128 @llvm.abs.i128(i128 %sub, i1 true)
  %trunc = trunc i128 %abs to i64
  ret i64 %trunc
}

define i128 @abd_ext_i128(i128 %a, i128 %b) nounwind {
; X86-LABEL: abd_ext_i128:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebx
; X86-NEXT:    pushl %edi
; X86-NEXT:    pushl %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    xorl %ebx, %ebx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    sbbl %ebx, %ebx
; X86-NEXT:    xorl %ebx, %ecx
; X86-NEXT:    xorl %ebx, %edx
; X86-NEXT:    xorl %ebx, %esi
; X86-NEXT:    xorl %ebx, %edi
; X86-NEXT:    subl %ebx, %edi
; X86-NEXT:    sbbl %ebx, %esi
; X86-NEXT:    sbbl %ebx, %edx
; X86-NEXT:    sbbl %ebx, %ecx
; X86-NEXT:    movl %edi, (%eax)
; X86-NEXT:    movl %esi, 4(%eax)
; X86-NEXT:    movl %edx, 8(%eax)
; X86-NEXT:    movl %ecx, 12(%eax)
; X86-NEXT:    popl %esi
; X86-NEXT:    popl %edi
; X86-NEXT:    popl %ebx
; X86-NEXT:    retl $4
;
; X64-LABEL: abd_ext_i128:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    xorl %edi, %edi
; X64-NEXT:    subq %rdx, %rax
; X64-NEXT:    sbbq %rcx, %rsi
; X64-NEXT:    sbbq %rdi, %rdi
; X64-NEXT:    xorq %rdi, %rsi
; X64-NEXT:    xorq %rdi, %rax
; X64-NEXT:    subq %rdi, %rax
; X64-NEXT:    sbbq %rdi, %rsi
; X64-NEXT:    movq %rsi, %rdx
; X64-NEXT:    retq
  %aext = zext i128 %a to i256
  %bext = zext i128 %b to i256
  %sub = sub i256 %aext, %bext
  %abs = call i256 @llvm.abs.i256(i256 %sub, i1 false)
  %trunc = trunc i256 %abs to i128
  ret i128 %trunc
}

define i128 @abd_ext_i128_undef(i128 %a, i128 %b) nounwind {
; X86-LABEL: abd_ext_i128_undef:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebx
; X86-NEXT:    pushl %edi
; X86-NEXT:    pushl %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    xorl %ebx, %ebx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    sbbl %ebx, %ebx
; X86-NEXT:    xorl %ebx, %ecx
; X86-NEXT:    xorl %ebx, %edx
; X86-NEXT:    xorl %ebx, %esi
; X86-NEXT:    xorl %ebx, %edi
; X86-NEXT:    subl %ebx, %edi
; X86-NEXT:    sbbl %ebx, %esi
; X86-NEXT:    sbbl %ebx, %edx
; X86-NEXT:    sbbl %ebx, %ecx
; X86-NEXT:    movl %edi, (%eax)
; X86-NEXT:    movl %esi, 4(%eax)
; X86-NEXT:    movl %edx, 8(%eax)
; X86-NEXT:    movl %ecx, 12(%eax)
; X86-NEXT:    popl %esi
; X86-NEXT:    popl %edi
; X86-NEXT:    popl %ebx
; X86-NEXT:    retl $4
;
; X64-LABEL: abd_ext_i128_undef:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    xorl %edi, %edi
; X64-NEXT:    subq %rdx, %rax
; X64-NEXT:    sbbq %rcx, %rsi
; X64-NEXT:    sbbq %rdi, %rdi
; X64-NEXT:    xorq %rdi, %rsi
; X64-NEXT:    xorq %rdi, %rax
; X64-NEXT:    subq %rdi, %rax
; X64-NEXT:    sbbq %rdi, %rsi
; X64-NEXT:    movq %rsi, %rdx
; X64-NEXT:    retq
  %aext = zext i128 %a to i256
  %bext = zext i128 %b to i256
  %sub = sub i256 %aext, %bext
  %abs = call i256 @llvm.abs.i256(i256 %sub, i1 true)
  %trunc = trunc i256 %abs to i128
  ret i128 %trunc
}

;
; sub(umax(a,b),umin(a,b)) -> abdu(a,b)
;

define i8 @abd_minmax_i8(i8 %a, i8 %b) nounwind {
; X86-LABEL: abd_minmax_i8:
; X86:       # %bb.0:
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $al killed $al killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_minmax_i8:
; X64:       # %bb.0:
; X64-NEXT:    movzbl %sil, %eax
; X64-NEXT:    movzbl %dil, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $al killed $al killed $eax
; X64-NEXT:    retq
  %min = call i8 @llvm.umin.i8(i8 %a, i8 %b)
  %max = call i8 @llvm.umax.i8(i8 %a, i8 %b)
  %sub = sub i8 %max, %min
  ret i8 %sub
}

define i16 @abd_minmax_i16(i16 %a, i16 %b) nounwind {
; X86-LABEL: abd_minmax_i16:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $ax killed $ax killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_minmax_i16:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    movzwl %di, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $ax killed $ax killed $eax
; X64-NEXT:    retq
  %min = call i16 @llvm.umin.i16(i16 %a, i16 %b)
  %max = call i16 @llvm.umax.i16(i16 %a, i16 %b)
  %sub = sub i16 %max, %min
  ret i16 %sub
}

define i32 @abd_minmax_i32(i32 %a, i32 %b) nounwind {
; X86-LABEL: abd_minmax_i32:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_minmax_i32:
; X64:       # %bb.0:
; X64-NEXT:    movl %edi, %eax
; X64-NEXT:    subl %esi, %eax
; X64-NEXT:    subl %edi, %esi
; X64-NEXT:    cmovael %esi, %eax
; X64-NEXT:    retq
  %min = call i32 @llvm.umin.i32(i32 %a, i32 %b)
  %max = call i32 @llvm.umax.i32(i32 %a, i32 %b)
  %sub = sub i32 %max, %min
  ret i32 %sub
}

define i64 @abd_minmax_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_minmax_i64:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    xorl %ecx, %ecx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl %ecx, %ecx
; X86-NEXT:    xorl %ecx, %edx
; X86-NEXT:    xorl %ecx, %eax
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    sbbl %ecx, %edx
; X86-NEXT:    retl
;
; X64-LABEL: abd_minmax_i64:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    subq %rsi, %rax
; X64-NEXT:    subq %rdi, %rsi
; X64-NEXT:    cmovaeq %rsi, %rax
; X64-NEXT:    retq
  %min = call i64 @llvm.umin.i64(i64 %a, i64 %b)
  %max = call i64 @llvm.umax.i64(i64 %a, i64 %b)
  %sub = sub i64 %max, %min
  ret i64 %sub
}

define i128 @abd_minmax_i128(i128 %a, i128 %b) nounwind {
; X86-LABEL: abd_minmax_i128:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebx
; X86-NEXT:    pushl %edi
; X86-NEXT:    pushl %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    xorl %ebx, %ebx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    sbbl %ebx, %ebx
; X86-NEXT:    xorl %ebx, %ecx
; X86-NEXT:    xorl %ebx, %edx
; X86-NEXT:    xorl %ebx, %esi
; X86-NEXT:    xorl %ebx, %edi
; X86-NEXT:    subl %ebx, %edi
; X86-NEXT:    sbbl %ebx, %esi
; X86-NEXT:    sbbl %ebx, %edx
; X86-NEXT:    sbbl %ebx, %ecx
; X86-NEXT:    movl %edi, (%eax)
; X86-NEXT:    movl %esi, 4(%eax)
; X86-NEXT:    movl %edx, 8(%eax)
; X86-NEXT:    movl %ecx, 12(%eax)
; X86-NEXT:    popl %esi
; X86-NEXT:    popl %edi
; X86-NEXT:    popl %ebx
; X86-NEXT:    retl $4
;
; X64-LABEL: abd_minmax_i128:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    xorl %edi, %edi
; X64-NEXT:    subq %rdx, %rax
; X64-NEXT:    sbbq %rcx, %rsi
; X64-NEXT:    sbbq %rdi, %rdi
; X64-NEXT:    xorq %rdi, %rsi
; X64-NEXT:    xorq %rdi, %rax
; X64-NEXT:    subq %rdi, %rax
; X64-NEXT:    sbbq %rdi, %rsi
; X64-NEXT:    movq %rsi, %rdx
; X64-NEXT:    retq
  %min = call i128 @llvm.umin.i128(i128 %a, i128 %b)
  %max = call i128 @llvm.umax.i128(i128 %a, i128 %b)
  %sub = sub i128 %max, %min
  ret i128 %sub
}

;
; select(icmp(a,b),sub(a,b),sub(b,a)) -> abdu(a,b)
;

define i8 @abd_cmp_i8(i8 %a, i8 %b) nounwind {
; X86-LABEL: abd_cmp_i8:
; X86:       # %bb.0:
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $al killed $al killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_cmp_i8:
; X64:       # %bb.0:
; X64-NEXT:    movzbl %dil, %eax
; X64-NEXT:    movzbl %sil, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $al killed $al killed $eax
; X64-NEXT:    retq
  %cmp = icmp ugt i8 %a, %b
  %ab = sub i8 %a, %b
  %ba = sub i8 %b, %a
  %sel = select i1 %cmp, i8 %ab, i8 %ba
  ret i8 %sel
}

define i16 @abd_cmp_i16(i16 %a, i16 %b) nounwind {
; X86-LABEL: abd_cmp_i16:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $ax killed $ax killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_cmp_i16:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    movzwl %di, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $ax killed $ax killed $eax
; X64-NEXT:    retq
  %cmp = icmp uge i16 %a, %b
  %ab = sub i16 %a, %b
  %ba = sub i16 %b, %a
  %sel = select i1 %cmp, i16 %ab, i16 %ba
  ret i16 %sel
}

define i32 @abd_cmp_i32(i32 %a, i32 %b) nounwind {
; X86-LABEL: abd_cmp_i32:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_cmp_i32:
; X64:       # %bb.0:
; X64-NEXT:    movl %edi, %eax
; X64-NEXT:    subl %esi, %eax
; X64-NEXT:    subl %edi, %esi
; X64-NEXT:    cmovael %esi, %eax
; X64-NEXT:    retq
  %cmp = icmp ult i32 %a, %b
  %ab = sub i32 %a, %b
  %ba = sub i32 %b, %a
  %sel = select i1 %cmp, i32 %ba, i32 %ab
  ret i32 %sel
}

define i64 @abd_cmp_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_cmp_i64:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    xorl %ecx, %ecx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl %ecx, %ecx
; X86-NEXT:    xorl %ecx, %edx
; X86-NEXT:    xorl %ecx, %eax
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    sbbl %ecx, %edx
; X86-NEXT:    retl
;
; X64-LABEL: abd_cmp_i64:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    subq %rsi, %rax
; X64-NEXT:    subq %rdi, %rsi
; X64-NEXT:    cmovaeq %rsi, %rax
; X64-NEXT:    retq
  %cmp = icmp uge i64 %a, %b
  %ab = sub i64 %a, %b
  %ba = sub i64 %b, %a
  %sel = select i1 %cmp, i64 %ab, i64 %ba
  ret i64 %sel
}

define i128 @abd_cmp_i128(i128 %a, i128 %b) nounwind {
; X86-LABEL: abd_cmp_i128:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebx
; X86-NEXT:    pushl %edi
; X86-NEXT:    pushl %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    xorl %ebx, %ebx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    sbbl %ebx, %ebx
; X86-NEXT:    xorl %ebx, %ecx
; X86-NEXT:    xorl %ebx, %edx
; X86-NEXT:    xorl %ebx, %esi
; X86-NEXT:    xorl %ebx, %edi
; X86-NEXT:    subl %ebx, %edi
; X86-NEXT:    sbbl %ebx, %esi
; X86-NEXT:    sbbl %ebx, %edx
; X86-NEXT:    sbbl %ebx, %ecx
; X86-NEXT:    movl %edi, (%eax)
; X86-NEXT:    movl %esi, 4(%eax)
; X86-NEXT:    movl %edx, 8(%eax)
; X86-NEXT:    movl %ecx, 12(%eax)
; X86-NEXT:    popl %esi
; X86-NEXT:    popl %edi
; X86-NEXT:    popl %ebx
; X86-NEXT:    retl $4
;
; X64-LABEL: abd_cmp_i128:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    xorl %edi, %edi
; X64-NEXT:    subq %rdx, %rax
; X64-NEXT:    sbbq %rcx, %rsi
; X64-NEXT:    sbbq %rdi, %rdi
; X64-NEXT:    xorq %rdi, %rsi
; X64-NEXT:    xorq %rdi, %rax
; X64-NEXT:    subq %rdi, %rax
; X64-NEXT:    sbbq %rdi, %rsi
; X64-NEXT:    movq %rsi, %rdx
; X64-NEXT:    retq
  %cmp = icmp uge i128 %a, %b
  %ab = sub i128 %a, %b
  %ba = sub i128 %b, %a
  %sel = select i1 %cmp, i128 %ab, i128 %ba
  ret i128 %sel
}

;
; sub(select(icmp(a,b),a,b),select(icmp(a,b),b,a)) -> abdu(a,b)
;

define i8 @abd_select_i8(i8 %a, i8 %b) nounwind {
; X86-LABEL: abd_select_i8:
; X86:       # %bb.0:
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $al killed $al killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_select_i8:
; X64:       # %bb.0:
; X64-NEXT:    movzbl %sil, %eax
; X64-NEXT:    movzbl %dil, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $al killed $al killed $eax
; X64-NEXT:    retq
  %cmp = icmp ult i8 %a, %b
  %ab = select i1 %cmp, i8 %a, i8 %b
  %ba = select i1 %cmp, i8 %b, i8 %a
  %sub = sub i8 %ba, %ab
  ret i8 %sub
}

define i16 @abd_select_i16(i16 %a, i16 %b) nounwind {
; X86-LABEL: abd_select_i16:
; X86:       # %bb.0:
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    # kill: def $ax killed $ax killed $eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_select_i16:
; X64:       # %bb.0:
; X64-NEXT:    movzwl %si, %eax
; X64-NEXT:    movzwl %di, %ecx
; X64-NEXT:    movl %ecx, %edx
; X64-NEXT:    subl %eax, %edx
; X64-NEXT:    subl %ecx, %eax
; X64-NEXT:    cmovbl %edx, %eax
; X64-NEXT:    # kill: def $ax killed $ax killed $eax
; X64-NEXT:    retq
  %cmp = icmp ule i16 %a, %b
  %ab = select i1 %cmp, i16 %a, i16 %b
  %ba = select i1 %cmp, i16 %b, i16 %a
  %sub = sub i16 %ba, %ab
  ret i16 %sub
}

define i32 @abd_select_i32(i32 %a, i32 %b) nounwind {
; X86-LABEL: abd_select_i32:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl %ecx, %edx
; X86-NEXT:    subl %eax, %edx
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    cmovbl %edx, %eax
; X86-NEXT:    retl
;
; X64-LABEL: abd_select_i32:
; X64:       # %bb.0:
; X64-NEXT:    movl %edi, %eax
; X64-NEXT:    subl %esi, %eax
; X64-NEXT:    subl %edi, %esi
; X64-NEXT:    cmovael %esi, %eax
; X64-NEXT:    retq
  %cmp = icmp ugt i32 %a, %b
  %ab = select i1 %cmp, i32 %a, i32 %b
  %ba = select i1 %cmp, i32 %b, i32 %a
  %sub = sub i32 %ab, %ba
  ret i32 %sub
}

define i64 @abd_select_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_select_i64:
; X86:       # %bb.0:
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    xorl %ecx, %ecx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl %ecx, %ecx
; X86-NEXT:    xorl %ecx, %edx
; X86-NEXT:    xorl %ecx, %eax
; X86-NEXT:    subl %ecx, %eax
; X86-NEXT:    sbbl %ecx, %edx
; X86-NEXT:    retl
;
; X64-LABEL: abd_select_i64:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    subq %rsi, %rax
; X64-NEXT:    subq %rdi, %rsi
; X64-NEXT:    cmovaeq %rsi, %rax
; X64-NEXT:    retq
  %cmp = icmp uge i64 %a, %b
  %ab = select i1 %cmp, i64 %a, i64 %b
  %ba = select i1 %cmp, i64 %b, i64 %a
  %sub = sub i64 %ab, %ba
  ret i64 %sub
}

define i128 @abd_select_i128(i128 %a, i128 %b) nounwind {
; X86-LABEL: abd_select_i128:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebx
; X86-NEXT:    pushl %edi
; X86-NEXT:    pushl %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86-NEXT:    xorl %ebx, %ebx
; X86-NEXT:    subl {{[0-9]+}}(%esp), %edi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %esi
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT:    sbbl {{[0-9]+}}(%esp), %ecx
; X86-NEXT:    sbbl %ebx, %ebx
; X86-NEXT:    xorl %ebx, %ecx
; X86-NEXT:    xorl %ebx, %edx
; X86-NEXT:    xorl %ebx, %esi
; X86-NEXT:    xorl %ebx, %edi
; X86-NEXT:    subl %ebx, %edi
; X86-NEXT:    sbbl %ebx, %esi
; X86-NEXT:    sbbl %ebx, %edx
; X86-NEXT:    sbbl %ebx, %ecx
; X86-NEXT:    movl %edi, (%eax)
; X86-NEXT:    movl %esi, 4(%eax)
; X86-NEXT:    movl %edx, 8(%eax)
; X86-NEXT:    movl %ecx, 12(%eax)
; X86-NEXT:    popl %esi
; X86-NEXT:    popl %edi
; X86-NEXT:    popl %ebx
; X86-NEXT:    retl $4
;
; X64-LABEL: abd_select_i128:
; X64:       # %bb.0:
; X64-NEXT:    movq %rdi, %rax
; X64-NEXT:    xorl %edi, %edi
; X64-NEXT:    subq %rdx, %rax
; X64-NEXT:    sbbq %rcx, %rsi
; X64-NEXT:    sbbq %rdi, %rdi
; X64-NEXT:    xorq %rdi, %rsi
; X64-NEXT:    xorq %rdi, %rax
; X64-NEXT:    subq %rdi, %rax
; X64-NEXT:    sbbq %rdi, %rsi
; X64-NEXT:    movq %rsi, %rdx
; X64-NEXT:    retq
  %cmp = icmp ult i128 %a, %b
  %ab = select i1 %cmp, i128 %a, i128 %b
  %ba = select i1 %cmp, i128 %b, i128 %a
  %sub = sub i128 %ba, %ab
  ret i128 %sub
}

declare i8 @llvm.abs.i8(i8, i1)
declare i16 @llvm.abs.i16(i16, i1)
declare i32 @llvm.abs.i32(i32, i1)
declare i64 @llvm.abs.i64(i64, i1)
declare i128 @llvm.abs.i128(i128, i1)

declare i8 @llvm.umax.i8(i8, i8)
declare i16 @llvm.umax.i16(i16, i16)
declare i32 @llvm.umax.i32(i32, i32)
declare i64 @llvm.umax.i64(i64, i64)

declare i8 @llvm.umin.i8(i8, i8)
declare i16 @llvm.umin.i16(i16, i16)
declare i32 @llvm.umin.i32(i32, i32)
declare i64 @llvm.umin.i64(i64, i64)