; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s --check-prefix=X64
; RUN: llc < %s -mtriple=i686-- | FileCheck %s --check-prefix=X32
define i32 @sub_zext_cmp_mask_same_size_result(i32 %x) {
; X64-LABEL: sub_zext_cmp_mask_same_size_result:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: andl $1, %edi
; X64-NEXT: leal -28(%rdi), %eax
; X64-NEXT: retq
;
; X32-LABEL: sub_zext_cmp_mask_same_size_result:
; X32: # %bb.0:
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: orl $-28, %eax
; X32-NEXT: retl
%a = and i32 %x, 1
%c = icmp eq i32 %a, 0
%z = zext i1 %c to i32
%r = sub i32 -27, %z
ret i32 %r
}
define i32 @sub_zext_cmp_mask_wider_result(i8 %x) {
; X64-LABEL: sub_zext_cmp_mask_wider_result:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: andl $1, %edi
; X64-NEXT: leal 26(%rdi), %eax
; X64-NEXT: retq
;
; X32-LABEL: sub_zext_cmp_mask_wider_result:
; X32: # %bb.0:
; X32-NEXT: movzbl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: orl $26, %eax
; X32-NEXT: retl
%a = and i8 %x, 1
%c = icmp eq i8 %a, 0
%z = zext i1 %c to i32
%r = sub i32 27, %z
ret i32 %r
}
define i8 @sub_zext_cmp_mask_narrower_result(i32 %x) {
; X64-LABEL: sub_zext_cmp_mask_narrower_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andb $1, %al
; X64-NEXT: orb $46, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
;
; X32-LABEL: sub_zext_cmp_mask_narrower_result:
; X32: # %bb.0:
; X32-NEXT: movb {{[0-9]+}}(%esp), %al
; X32-NEXT: andb $1, %al
; X32-NEXT: orb $46, %al
; X32-NEXT: retl
%a = and i32 %x, 1
%c = icmp eq i32 %a, 0
%z = zext i1 %c to i8
%r = sub i8 47, %z
ret i8 %r
}
define i8 @add_zext_cmp_mask_same_size_result(i8 %x) {
; X64-LABEL: add_zext_cmp_mask_same_size_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andb $1, %al
; X64-NEXT: xorb $27, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
;
; X32-LABEL: add_zext_cmp_mask_same_size_result:
; X32: # %bb.0:
; X32-NEXT: movb {{[0-9]+}}(%esp), %al
; X32-NEXT: andb $1, %al
; X32-NEXT: xorb $27, %al
; X32-NEXT: retl
%a = and i8 %x, 1
%c = icmp eq i8 %a, 0
%z = zext i1 %c to i8
%r = add i8 %z, 26
ret i8 %r
}
define i32 @add_zext_cmp_mask_wider_result(i8 %x) {
; X64-LABEL: add_zext_cmp_mask_wider_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andl $1, %eax
; X64-NEXT: xorl $27, %eax
; X64-NEXT: retq
;
; X32-LABEL: add_zext_cmp_mask_wider_result:
; X32: # %bb.0:
; X32-NEXT: movzbl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: xorl $27, %eax
; X32-NEXT: retl
%a = and i8 %x, 1
%c = icmp eq i8 %a, 0
%z = zext i1 %c to i32
%r = add i32 %z, 26
ret i32 %r
}
define i8 @add_zext_cmp_mask_narrower_result(i32 %x) {
; X64-LABEL: add_zext_cmp_mask_narrower_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andb $1, %al
; X64-NEXT: xorb $43, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
;
; X32-LABEL: add_zext_cmp_mask_narrower_result:
; X32: # %bb.0:
; X32-NEXT: movb {{[0-9]+}}(%esp), %al
; X32-NEXT: andb $1, %al
; X32-NEXT: xorb $43, %al
; X32-NEXT: retl
%a = and i32 %x, 1
%c = icmp eq i32 %a, 0
%z = zext i1 %c to i8
%r = add i8 %z, 42
ret i8 %r
}
define i32 @low_bit_select_constants_bigger_false_same_size_result(i32 %x) {
; X64-LABEL: low_bit_select_constants_bigger_false_same_size_result:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: andl $1, %edi
; X64-NEXT: leal 42(%rdi), %eax
; X64-NEXT: retq
;
; X32-LABEL: low_bit_select_constants_bigger_false_same_size_result:
; X32: # %bb.0:
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: orl $42, %eax
; X32-NEXT: retl
%a = and i32 %x, 1
%c = icmp eq i32 %a, 0
%r = select i1 %c, i32 42, i32 43
ret i32 %r
}
define i64 @low_bit_select_constants_bigger_false_wider_result(i32 %x) {
; X64-LABEL: low_bit_select_constants_bigger_false_wider_result:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: andl $1, %edi
; X64-NEXT: leaq 26(%rdi), %rax
; X64-NEXT: retq
;
; X32-LABEL: low_bit_select_constants_bigger_false_wider_result:
; X32: # %bb.0:
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: orl $26, %eax
; X32-NEXT: xorl %edx, %edx
; X32-NEXT: retl
%a = and i32 %x, 1
%c = icmp eq i32 %a, 0
%r = select i1 %c, i64 26, i64 27
ret i64 %r
}
define i16 @low_bit_select_constants_bigger_false_narrower_result(i32 %x) {
; X64-LABEL: low_bit_select_constants_bigger_false_narrower_result:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: andl $1, %edi
; X64-NEXT: leal 36(%rdi), %eax
; X64-NEXT: # kill: def $ax killed $ax killed $eax
; X64-NEXT: retq
;
; X32-LABEL: low_bit_select_constants_bigger_false_narrower_result:
; X32: # %bb.0:
; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: orl $36, %eax
; X32-NEXT: # kill: def $ax killed $ax killed $eax
; X32-NEXT: retl
%a = and i32 %x, 1
%c = icmp eq i32 %a, 0
%r = select i1 %c, i16 36, i16 37
ret i16 %r
}
define i8 @low_bit_select_constants_bigger_true_same_size_result(i8 %x) {
; X64-LABEL: low_bit_select_constants_bigger_true_same_size_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andb $1, %al
; X64-NEXT: xorb $-29, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
;
; X32-LABEL: low_bit_select_constants_bigger_true_same_size_result:
; X32: # %bb.0:
; X32-NEXT: movb {{[0-9]+}}(%esp), %al
; X32-NEXT: andb $1, %al
; X32-NEXT: xorb $-29, %al
; X32-NEXT: retl
%a = and i8 %x, 1
%c = icmp eq i8 %a, 0
%r = select i1 %c, i8 227, i8 226
ret i8 %r
}
define i32 @low_bit_select_constants_bigger_true_wider_result(i8 %x) {
; X64-LABEL: low_bit_select_constants_bigger_true_wider_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andl $1, %eax
; X64-NEXT: xorl $227, %eax
; X64-NEXT: retq
;
; X32-LABEL: low_bit_select_constants_bigger_true_wider_result:
; X32: # %bb.0:
; X32-NEXT: movzbl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: xorl $227, %eax
; X32-NEXT: retl
%a = and i8 %x, 1
%c = icmp eq i8 %a, 0
%r = select i1 %c, i32 227, i32 226
ret i32 %r
}
define i8 @low_bit_select_constants_bigger_true_narrower_result(i16 %x) {
; X64-LABEL: low_bit_select_constants_bigger_true_narrower_result:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: andb $1, %al
; X64-NEXT: xorb $41, %al
; X64-NEXT: # kill: def $al killed $al killed $eax
; X64-NEXT: retq
;
; X32-LABEL: low_bit_select_constants_bigger_true_narrower_result:
; X32: # %bb.0:
; X32-NEXT: movb {{[0-9]+}}(%esp), %al
; X32-NEXT: andb $1, %al
; X32-NEXT: xorb $41, %al
; X32-NEXT: retl
%a = and i16 %x, 1
%c = icmp eq i16 %a, 0
%r = select i1 %c, i8 41, i8 40
ret i8 %r
}
; Truncation hoisting must not occur with opaque constants
; because that can induce infinite looping.
define i1 @opaque_constant(i48 %x, i48 %y) {
; X64-LABEL: opaque_constant:
; X64: # %bb.0:
; X64-NEXT: movq %rsi, %rax
; X64-NEXT: shrq $32, %rdi
; X64-NEXT: shrq $32, %rax
; X64-NEXT: xorl %edi, %eax
; X64-NEXT: andl $1, %eax
; X64-NEXT: # kill: def $al killed $al killed $rax
; X64-NEXT: retq
;
; X32-LABEL: opaque_constant:
; X32: # %bb.0:
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-NEXT: xorl {{[0-9]+}}(%esp), %eax
; X32-NEXT: andl $1, %eax
; X32-NEXT: # kill: def $al killed $al killed $eax
; X32-NEXT: retl
%andx = and i48 %x, 4294967296
%andy = and i48 %y, 4294967296
%cmp1 = icmp ne i48 %andx, 0
%cmp2 = icmp ne i48 %andy, 0
%r = xor i1 %cmp1, %cmp2
ret i1 %r
}
