[X86] Add tests for transform ABS(X) eq/ne 0/IntMin -> X eq/ne 0/IntMin; NFC

[RKSimon]

{pedantic) - maybe rename this abs-cmp0-and-intmin.ll ? the -0- alone suggests its part of a series of test files

llvm/test/CodeGen/X86/abs-0-and-intmin.ll

+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=i686-- < %s | FileCheck %s --check-prefix=X86
+; RUN: llc -mtriple=x86_64-- < %s | FileCheck %s --check-prefix=X64
+
+declare <2 x i64> @llvm.abs.v2i64(<2 x i64>, i1)
+declare <2 x i32> @llvm.abs.v2i32(<2 x i32>, i1)
+declare <2 x i16> @llvm.abs.v2i16(<2 x i16>, i1)
+declare <2 x i8> @llvm.abs.v2i8(<2 x i8>, i1)
+
+declare i64 @llvm.abs.i64(i64, i1)
+declare i32 @llvm.abs.i32(i32, i1)
+declare i16 @llvm.abs.i16(i16, i1)
+declare i8 @llvm.abs.i8(i8, i1)
+
+define i1 @absT_eq_0_i8(i8 %x) {
+; X86-LABEL: absT_eq_0_i8:
+; X86:       # %bb.0:
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %ecx
+; X86-NEXT:    sarb $7, %cl
+; X86-NEXT:    xorb %cl, %al
+; X86-NEXT:    subb %cl, %al
+; X86-NEXT:    sete %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_eq_0_i8:
+; X64:       # %bb.0:
+; X64-NEXT:    movl %edi, %eax
+; X64-NEXT:    sarb $7, %al
+; X64-NEXT:    xorb %al, %dil
+; X64-NEXT:    subb %al, %dil
+; X64-NEXT:    sete %al
+; X64-NEXT:    retq
+  %ax = call i8 @llvm.abs.i8(i8 %x, i1 true)
+  %cmp = icmp eq i8 %ax, 0
+  ret i1 %cmp
+}
+
+define i1 @absF_eq_0_i8(i8 %x) {
+; X86-LABEL: absF_eq_0_i8:
+; X86:       # %bb.0:
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %ecx
+; X86-NEXT:    sarb $7, %cl
+; X86-NEXT:    xorb %cl, %al
+; X86-NEXT:    subb %cl, %al
+; X86-NEXT:    sete %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_eq_0_i8:
+; X64:       # %bb.0:
+; X64-NEXT:    movl %edi, %eax
+; X64-NEXT:    sarb $7, %al
+; X64-NEXT:    xorb %al, %dil
+; X64-NEXT:    subb %al, %dil
+; X64-NEXT:    sete %al
+; X64-NEXT:    retq
+  %ax = call i8 @llvm.abs.i8(i8 %x, i1 false)
+  %cmp = icmp eq i8 %ax, 0
+  ret i1 %cmp
+}
+
+define i1 @absT_ne_0_i16(i16 %x) {
+; X86-LABEL: absT_ne_0_i16:
+; X86:       # %bb.0:
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movswl %ax, %ecx
+; X86-NEXT:    sarl $15, %ecx
+; X86-NEXT:    xorl %ecx, %eax
+; X86-NEXT:    cmpw %cx, %ax
+; X86-NEXT:    setne %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_ne_0_i16:
+; X64:       # %bb.0:
+; X64-NEXT:    movl %edi, %eax
+; X64-NEXT:    negw %ax
+; X64-NEXT:    cmovsw %di, %ax
+; X64-NEXT:    testw %ax, %ax
+; X64-NEXT:    setne %al
+; X64-NEXT:    retq
+  %ax = call i16 @llvm.abs.i16(i16 %x, i1 true)
+  %cmp = icmp ne i16 %ax, 0
+  ret i1 %cmp
+}
+
+define i1 @absF_ne_0_i16(i16 %x) {
+; X86-LABEL: absF_ne_0_i16:
+; X86:       # %bb.0:
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movswl %ax, %ecx
+; X86-NEXT:    sarl $15, %ecx
+; X86-NEXT:    xorl %ecx, %eax
+; X86-NEXT:    cmpw %cx, %ax
+; X86-NEXT:    setne %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_ne_0_i16:
+; X64:       # %bb.0:
+; X64-NEXT:    movl %edi, %eax
+; X64-NEXT:    negw %ax
+; X64-NEXT:    cmovsw %di, %ax
+; X64-NEXT:    testw %ax, %ax
+; X64-NEXT:    setne %al
+; X64-NEXT:    retq
+  %ax = call i16 @llvm.abs.i16(i16 %x, i1 false)
+  %cmp = icmp ne i16 %ax, 0
+  ret i1 %cmp
+}
+
+define i1 @absT_eq_0_i32(i32 %x) {
+; X86-LABEL: absT_eq_0_i32:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %ecx
+; X86-NEXT:    sarl $31, %ecx
+; X86-NEXT:    xorl %ecx, %eax
+; X86-NEXT:    subl %ecx, %eax
+; X86-NEXT:    cmpl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    sete %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_eq_0_i32:
+; X64:       # %bb.0:
+; X64-NEXT:    movl %edi, %eax
+; X64-NEXT:    negl %eax
+; X64-NEXT:    cmovsl %edi, %eax
+; X64-NEXT:    cmpl $-2147483648, %eax # imm = 0x80000000
+; X64-NEXT:    sete %al
+; X64-NEXT:    retq
+  %ax = call i32 @llvm.abs.i32(i32 %x, i1 true)
+  %cmp = icmp eq i32 %ax, 2147483648
+  ret i1 %cmp
+}
+
+define i1 @absF_eq_0_i32(i32 %x) {
+; X86-LABEL: absF_eq_0_i32:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %ecx
+; X86-NEXT:    sarl $31, %ecx
+; X86-NEXT:    xorl %ecx, %eax
+; X86-NEXT:    subl %ecx, %eax
+; X86-NEXT:    cmpl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    sete %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_eq_0_i32:
+; X64:       # %bb.0:
+; X64-NEXT:    movl %edi, %eax
+; X64-NEXT:    negl %eax
+; X64-NEXT:    cmovsl %edi, %eax
+; X64-NEXT:    cmpl $-2147483648, %eax # imm = 0x80000000
+; X64-NEXT:    sete %al
+; X64-NEXT:    retq
+  %ax = call i32 @llvm.abs.i32(i32 %x, i1 false)
+  %cmp = icmp eq i32 %ax, 2147483648
+  ret i1 %cmp
+}
+
+define i1 @absT_ne_0_i64(i64 %x) {
+; X86-LABEL: absT_ne_0_i64:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %ecx
+; X86-NEXT:    sarl $31, %ecx
+; X86-NEXT:    xorl %ecx, %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    xorl %ecx, %edx
+; X86-NEXT:    subl %ecx, %edx
+; X86-NEXT:    sbbl %ecx, %eax
+; X86-NEXT:    addl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    orl %edx, %eax
+; X86-NEXT:    setne %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_ne_0_i64:
+; X64:       # %bb.0:
+; X64-NEXT:    movq %rdi, %rax
+; X64-NEXT:    negq %rax
+; X64-NEXT:    cmovsq %rdi, %rax
+; X64-NEXT:    movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000
+; X64-NEXT:    cmpq %rcx, %rax
+; X64-NEXT:    setne %al
+; X64-NEXT:    retq
+  %ax = call i64 @llvm.abs.i64(i64 %x, i1 true)
+  %cmp = icmp ne i64 %ax, 9223372036854775808
+  ret i1 %cmp
+}
+
+define i1 @absF_ne_0_i64(i64 %x) {
+; X86-LABEL: absF_ne_0_i64:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %ecx
+; X86-NEXT:    sarl $31, %ecx
+; X86-NEXT:    xorl %ecx, %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    xorl %ecx, %edx
+; X86-NEXT:    subl %ecx, %edx
+; X86-NEXT:    sbbl %ecx, %eax
+; X86-NEXT:    addl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    orl %edx, %eax
+; X86-NEXT:    setne %al
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_ne_0_i64:
+; X64:       # %bb.0:
+; X64-NEXT:    movq %rdi, %rax
+; X64-NEXT:    negq %rax
+; X64-NEXT:    cmovsq %rdi, %rax
+; X64-NEXT:    movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000
+; X64-NEXT:    cmpq %rcx, %rax
+; X64-NEXT:    setne %al
+; X64-NEXT:    retq
+  %ax = call i64 @llvm.abs.i64(i64 %x, i1 false)
+  %cmp = icmp ne i64 %ax, 9223372036854775808
+  ret i1 %cmp
+}
+
+define <2 x i1> @absT_eq_0_2xi8(<2 x i8> %x) {
+; X86-LABEL: absT_eq_0_2xi8:
+; X86:       # %bb.0:
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarb $7, %dl
+; X86-NEXT:    xorb %dl, %cl
+; X86-NEXT:    subb %dl, %cl
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarb $7, %dl
+; X86-NEXT:    xorb %dl, %al
+; X86-NEXT:    subb %dl, %al
+; X86-NEXT:    sete %al
+; X86-NEXT:    testb %cl, %cl
+; X86-NEXT:    sete %dl
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_eq_0_2xi8:
+; X64:       # %bb.0:
+; X64-NEXT:    pxor %xmm1, %xmm1
+; X64-NEXT:    pxor %xmm2, %xmm2
+; X64-NEXT:    psubb %xmm0, %xmm2
+; X64-NEXT:    pminub %xmm0, %xmm2
+; X64-NEXT:    pcmpeqb %xmm1, %xmm2
+; X64-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X64-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0,0,1,1,2,2,3,3]
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,1,1,3]
+; X64-NEXT:    retq
+  %ax = call <2 x i8> @llvm.abs.v2i8(<2 x i8> %x, i1 true)
+  %cmp = icmp eq <2 x i8> %ax, <i8 0, i8 0>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absT_eq_0_2xi8_fail(<2 x i8> %x) {
+; X86-LABEL: absT_eq_0_2xi8_fail:
+; X86:       # %bb.0:
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarb $7, %dl
+; X86-NEXT:    xorb %dl, %cl
+; X86-NEXT:    subb %dl, %cl
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarb $7, %dl
+; X86-NEXT:    xorb %dl, %al
+; X86-NEXT:    subb %dl, %al
+; X86-NEXT:    sete %al
+; X86-NEXT:    cmpb $2, %cl
+; X86-NEXT:    sete %dl
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_eq_0_2xi8_fail:
+; X64:       # %bb.0:
+; X64-NEXT:    pxor %xmm1, %xmm1
+; X64-NEXT:    psubb %xmm0, %xmm1
+; X64-NEXT:    pminub %xmm0, %xmm1
+; X64-NEXT:    pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
+; X64-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X64-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3]
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[0,1,1,3]
+; X64-NEXT:    retq
+  %ax = call <2 x i8> @llvm.abs.v2i8(<2 x i8> %x, i1 true)
+  %cmp = icmp eq <2 x i8> %ax, <i8 0, i8 2>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absF_eq_0_2xi8(<2 x i8> %x) {
+; X86-LABEL: absF_eq_0_2xi8:
+; X86:       # %bb.0:
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarb $7, %dl
+; X86-NEXT:    xorb %dl, %cl
+; X86-NEXT:    subb %dl, %cl
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarb $7, %dl
+; X86-NEXT:    xorb %dl, %al
+; X86-NEXT:    subb %dl, %al
+; X86-NEXT:    sete %al
+; X86-NEXT:    testb %cl, %cl
+; X86-NEXT:    sete %dl
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_eq_0_2xi8:
+; X64:       # %bb.0:
+; X64-NEXT:    pxor %xmm1, %xmm1
+; X64-NEXT:    pxor %xmm2, %xmm2
+; X64-NEXT:    psubb %xmm0, %xmm2
+; X64-NEXT:    pminub %xmm0, %xmm2
+; X64-NEXT:    pcmpeqb %xmm1, %xmm2
+; X64-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X64-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0,0,1,1,2,2,3,3]
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,1,1,3]
+; X64-NEXT:    retq
+  %ax = call <2 x i8> @llvm.abs.v2i8(<2 x i8> %x, i1 false)
+  %cmp = icmp eq <2 x i8> %ax, <i8 0, i8 0>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absT_ne_0_2xi16(<2 x i16> %x) {
+; X86-LABEL: absT_ne_0_2xi16:
+; X86:       # %bb.0:
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    .cfi_offset %esi, -8
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movswl %ax, %esi
+; X86-NEXT:    movswl %cx, %edx
+; X86-NEXT:    sarl $15, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    sarl $15, %esi
+; X86-NEXT:    xorl %esi, %eax
+; X86-NEXT:    cmpw %si, %ax
+; X86-NEXT:    setne %al
+; X86-NEXT:    cmpw %dx, %cx
+; X86-NEXT:    setne %dl
+; X86-NEXT:    popl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 4
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_ne_0_2xi16:
+; X64:       # %bb.0:
+; X64-NEXT:    pxor %xmm1, %xmm1
+; X64-NEXT:    pxor %xmm2, %xmm2
+; X64-NEXT:    psubw %xmm0, %xmm2
+; X64-NEXT:    pmaxsw %xmm0, %xmm2
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,0,0,0]
+; X64-NEXT:    pshufhw {{.*#+}} xmm2 = xmm0[0,1,2,3,5,5,5,5]
+; X64-NEXT:    pcmpeqw %xmm1, %xmm2
+; X64-NEXT:    pcmpeqd %xmm0, %xmm0
+; X64-NEXT:    pxor %xmm2, %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i16> @llvm.abs.v2i16(<2 x i16> %x, i1 true)
+  %cmp = icmp ne <2 x i16> %ax, <i16 0, i16 0>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absF_ne_0_2xi16(<2 x i16> %x) {
+; X86-LABEL: absF_ne_0_2xi16:
+; X86:       # %bb.0:
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    .cfi_offset %esi, -8
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movswl %ax, %esi
+; X86-NEXT:    movswl %cx, %edx
+; X86-NEXT:    sarl $15, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    sarl $15, %esi
+; X86-NEXT:    xorl %esi, %eax
+; X86-NEXT:    cmpw %si, %ax
+; X86-NEXT:    setne %al
+; X86-NEXT:    cmpw %dx, %cx
+; X86-NEXT:    setne %dl
+; X86-NEXT:    popl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 4
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_ne_0_2xi16:
+; X64:       # %bb.0:
+; X64-NEXT:    pxor %xmm1, %xmm1
+; X64-NEXT:    pxor %xmm2, %xmm2
+; X64-NEXT:    psubw %xmm0, %xmm2
+; X64-NEXT:    pmaxsw %xmm0, %xmm2
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,0,0,0]
+; X64-NEXT:    pshufhw {{.*#+}} xmm2 = xmm0[0,1,2,3,5,5,5,5]
+; X64-NEXT:    pcmpeqw %xmm1, %xmm2
+; X64-NEXT:    pcmpeqd %xmm0, %xmm0
+; X64-NEXT:    pxor %xmm2, %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i16> @llvm.abs.v2i16(<2 x i16> %x, i1 false)
+  %cmp = icmp ne <2 x i16> %ax, <i16 0, i16 0>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absF_ne_0_2xi16_fail(<2 x i16> %x) {
+; X86-LABEL: absF_ne_0_2xi16_fail:
+; X86:       # %bb.0:
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    .cfi_offset %esi, -8
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movswl %cx, %edx
+; X86-NEXT:    movswl %ax, %esi
+; X86-NEXT:    sarl $15, %esi
+; X86-NEXT:    xorl %esi, %eax
+; X86-NEXT:    subl %esi, %eax
+; X86-NEXT:    sarl $15, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    cmpw %dx, %cx
+; X86-NEXT:    setne %dl
+; X86-NEXT:    cmpw $1, %ax
+; X86-NEXT:    setne %al
+; X86-NEXT:    popl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 4
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_ne_0_2xi16_fail:
+; X64:       # %bb.0:
+; X64-NEXT:    pxor %xmm1, %xmm1
+; X64-NEXT:    psubw %xmm0, %xmm1
+; X64-NEXT:    pmaxsw %xmm0, %xmm1
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[0,0,0,0]
+; X64-NEXT:    pshufhw {{.*#+}} xmm1 = xmm0[0,1,2,3,5,5,5,5]
+; X64-NEXT:    pcmpeqw {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
+; X64-NEXT:    pcmpeqd %xmm0, %xmm0
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i16> @llvm.abs.v2i16(<2 x i16> %x, i1 false)
+  %cmp = icmp ne <2 x i16> %ax, <i16 1, i16 0>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absT_eq_0_2xi32(<2 x i32> %x) {
+; X86-LABEL: absT_eq_0_2xi32:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    subl %edx, %ecx
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %eax
+; X86-NEXT:    subl %edx, %eax
+; X86-NEXT:    cmpl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    sete %al
+; X86-NEXT:    cmpl $-2147483648, %ecx # imm = 0x80000000
+; X86-NEXT:    sete %dl
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_eq_0_2xi32:
+; X64:       # %bb.0:
+; X64-NEXT:    movdqa %xmm0, %xmm1
+; X64-NEXT:    psrad $31, %xmm1
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    psubd %xmm1, %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
+; X64-NEXT:    pcmpeqd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %x, i1 true)
+  %cmp = icmp eq <2 x i32> %ax, <i32 2147483648, i32 2147483648>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absT_eq_0_2xi32_fail_fixme(<2 x i32> %x) {
+; X86-LABEL: absT_eq_0_2xi32_fail_fixme:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    subl %edx, %ecx
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %eax
+; X86-NEXT:    subl %edx, %eax
+; X86-NEXT:    sete %al
+; X86-NEXT:    cmpl $-2147483648, %ecx # imm = 0x80000000
+; X86-NEXT:    sete %dl
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_eq_0_2xi32_fail_fixme:
+; X64:       # %bb.0:
+; X64-NEXT:    movdqa %xmm0, %xmm1
+; X64-NEXT:    psrad $31, %xmm1
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    psubd %xmm1, %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
+; X64-NEXT:    pcmpeqd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %x, i1 true)
+  %cmp = icmp eq <2 x i32> %ax, <i32 0, i32 2147483648>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absF_eq_0_2xi32(<2 x i32> %x) {
+; X86-LABEL: absF_eq_0_2xi32:
+; X86:       # %bb.0:
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    subl %edx, %ecx
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %eax
+; X86-NEXT:    subl %edx, %eax
+; X86-NEXT:    cmpl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    sete %al
+; X86-NEXT:    cmpl $-2147483648, %ecx # imm = 0x80000000
+; X86-NEXT:    sete %dl
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_eq_0_2xi32:
+; X64:       # %bb.0:
+; X64-NEXT:    movdqa %xmm0, %xmm1
+; X64-NEXT:    psrad $31, %xmm1
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    psubd %xmm1, %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
+; X64-NEXT:    pcmpeqd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %x, i1 false)
+  %cmp = icmp eq <2 x i32> %ax, <i32 2147483648, i32 2147483648>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absT_ne_0_2xi64(<2 x i64> %x) {
+; X86-LABEL: absT_ne_0_2xi64:
+; X86:       # %bb.0:
+; X86-NEXT:    pushl %edi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 12
+; X86-NEXT:    .cfi_offset %esi, -12
+; X86-NEXT:    .cfi_offset %edi, -8
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %esi
+; X86-NEXT:    sarl $31, %esi
+; X86-NEXT:    xorl %esi, %ecx
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    xorl %esi, %edx
+; X86-NEXT:    subl %esi, %edx
+; X86-NEXT:    sbbl %esi, %ecx
+; X86-NEXT:    movl %eax, %esi
+; X86-NEXT:    sarl $31, %esi
+; X86-NEXT:    xorl %esi, %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
+; X86-NEXT:    xorl %esi, %edi
+; X86-NEXT:    subl %esi, %edi
+; X86-NEXT:    sbbl %esi, %eax
+; X86-NEXT:    addl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    orl %edi, %eax
+; X86-NEXT:    setne %al
+; X86-NEXT:    addl $-2147483648, %ecx # imm = 0x80000000
+; X86-NEXT:    orl %edx, %ecx
+; X86-NEXT:    setne %dl
+; X86-NEXT:    popl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    popl %edi
+; X86-NEXT:    .cfi_def_cfa_offset 4
+; X86-NEXT:    retl
+;
+; X64-LABEL: absT_ne_0_2xi64:
+; X64:       # %bb.0:
+; X64-NEXT:    movdqa %xmm0, %xmm1
+; X64-NEXT:    psrad $31, %xmm1
+; X64-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    psubq %xmm1, %xmm0
+; X64-NEXT:    pxor {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
+; X64-NEXT:    pcmpgtd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[0,0,2,2]
+; X64-NEXT:    pcmpeqd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
+; X64-NEXT:    pand %xmm2, %xmm1
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; X64-NEXT:    por %xmm1, %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %x, i1 true)
+  %cmp = icmp ne <2 x i64> %ax, <i64 9223372036854775808, i64 9223372036854775808>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absF_ne_0_2xi64(<2 x i64> %x) {
+; X86-LABEL: absF_ne_0_2xi64:
+; X86:       # %bb.0:
+; X86-NEXT:    pushl %edi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 12
+; X86-NEXT:    .cfi_offset %esi, -12
+; X86-NEXT:    .cfi_offset %edi, -8
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl %ecx, %esi
+; X86-NEXT:    sarl $31, %esi
+; X86-NEXT:    xorl %esi, %ecx
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    xorl %esi, %edx
+; X86-NEXT:    subl %esi, %edx
+; X86-NEXT:    sbbl %esi, %ecx
+; X86-NEXT:    movl %eax, %esi
+; X86-NEXT:    sarl $31, %esi
+; X86-NEXT:    xorl %esi, %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
+; X86-NEXT:    xorl %esi, %edi
+; X86-NEXT:    subl %esi, %edi
+; X86-NEXT:    sbbl %esi, %eax
+; X86-NEXT:    addl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    orl %edi, %eax
+; X86-NEXT:    setne %al
+; X86-NEXT:    addl $-2147483648, %ecx # imm = 0x80000000
+; X86-NEXT:    orl %edx, %ecx
+; X86-NEXT:    setne %dl
+; X86-NEXT:    popl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    popl %edi
+; X86-NEXT:    .cfi_def_cfa_offset 4
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_ne_0_2xi64:
+; X64:       # %bb.0:
+; X64-NEXT:    movdqa %xmm0, %xmm1
+; X64-NEXT:    psrad $31, %xmm1
+; X64-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    psubq %xmm1, %xmm0
+; X64-NEXT:    pxor {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
+; X64-NEXT:    pcmpgtd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[0,0,2,2]
+; X64-NEXT:    pcmpeqd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
+; X64-NEXT:    pand %xmm2, %xmm1
+; X64-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; X64-NEXT:    por %xmm1, %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %x, i1 false)
+  %cmp = icmp ne <2 x i64> %ax, <i64 9223372036854775808, i64 9223372036854775808>
+  ret <2 x i1> %cmp
+}
+
+define <2 x i1> @absF_ne_0_2xi64_fail_fixme(<2 x i64> %x) {
+; X86-LABEL: absF_ne_0_2xi64_fail_fixme:
+; X86:       # %bb.0:
+; X86-NEXT:    pushl %edi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 12
+; X86-NEXT:    .cfi_offset %esi, -12
+; X86-NEXT:    .cfi_offset %edi, -8
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl %eax, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; X86-NEXT:    xorl %edx, %esi
+; X86-NEXT:    subl %edx, %esi
+; X86-NEXT:    sbbl %edx, %eax
+; X86-NEXT:    movl %ecx, %edx
+; X86-NEXT:    sarl $31, %edx
+; X86-NEXT:    xorl %edx, %ecx
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
+; X86-NEXT:    xorl %edx, %edi
+; X86-NEXT:    subl %edx, %edi
+; X86-NEXT:    sbbl %edx, %ecx
+; X86-NEXT:    orl %edi, %ecx
+; X86-NEXT:    setne %dl
+; X86-NEXT:    addl $-2147483648, %eax # imm = 0x80000000
+; X86-NEXT:    orl %esi, %eax
+; X86-NEXT:    setne %al
+; X86-NEXT:    popl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    popl %edi
+; X86-NEXT:    .cfi_def_cfa_offset 4
+; X86-NEXT:    retl
+;
+; X64-LABEL: absF_ne_0_2xi64_fail_fixme:
+; X64:       # %bb.0:
+; X64-NEXT:    movdqa %xmm0, %xmm1
+; X64-NEXT:    psrad $31, %xmm1
+; X64-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    psubq %xmm1, %xmm0
+; X64-NEXT:    pcmpeqd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; X64-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[1,0,3,2]
+; X64-NEXT:    pand %xmm1, %xmm0
+; X64-NEXT:    pcmpeqd %xmm1, %xmm1
+; X64-NEXT:    pxor %xmm1, %xmm0
+; X64-NEXT:    retq
+  %ax = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %x, i1 false)
+  %cmp = icmp ne <2 x i64> %ax, <i64 9223372036854775808, i64 0>
+  ret <2 x i1> %cmp
+}