+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
target datalayout = "e-p:64:64:64-p1:16:16:16-p2:32:32:32-p3:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
-; CHECK-LABEL: @lshr_eq_msb_low_last_zero
-; CHECK-NEXT: icmp ugt i8 %a, 6
define i1 @lshr_eq_msb_low_last_zero(i8 %a) {
- %shr = lshr i8 127, %a
- %cmp = icmp eq i8 %shr, 0
- ret i1 %cmp
+; CHECK-LABEL: @lshr_eq_msb_low_last_zero(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i8 %a, 6
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 127, %a
+ %cmp = icmp eq i8 %shr, 0
+ ret i1 %cmp
}
-; CHECK-LABEL: @ashr_eq_msb_low_second_zero
-; CHECK-NEXT: icmp ugt i8 %a, 6
define i1 @ashr_eq_msb_low_second_zero(i8 %a) {
- %shr = ashr i8 127, %a
- %cmp = icmp eq i8 %shr, 0
- ret i1 %cmp
+; CHECK-LABEL: @ashr_eq_msb_low_second_zero(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i8 %a, 6
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 127, %a
+ %cmp = icmp eq i8 %shr, 0
+ ret i1 %cmp
}
-; CHECK-LABEL: @lshr_ne_msb_low_last_zero
-; CHECK-NEXT: icmp ult i8 %a, 7
define i1 @lshr_ne_msb_low_last_zero(i8 %a) {
- %shr = lshr i8 127, %a
- %cmp = icmp ne i8 %shr, 0
- ret i1 %cmp
+; CHECK-LABEL: @lshr_ne_msb_low_last_zero(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 127, %a
+ %cmp = icmp ne i8 %shr, 0
+ ret i1 %cmp
}
-; CHECK-LABEL: @ashr_ne_msb_low_second_zero
-; CHECK-NEXT: icmp ult i8 %a, 7
define i1 @ashr_ne_msb_low_second_zero(i8 %a) {
- %shr = ashr i8 127, %a
- %cmp = icmp ne i8 %shr, 0
- ret i1 %cmp
+; CHECK-LABEL: @ashr_ne_msb_low_second_zero(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 127, %a
+ %cmp = icmp ne i8 %shr, 0
+ ret i1 %cmp
}
-; CHECK-LABEL: @ashr_eq_both_equal
-; CHECK-NEXT: icmp eq i8 %a, 0
define i1 @ashr_eq_both_equal(i8 %a) {
- %shr = ashr i8 128, %a
- %cmp = icmp eq i8 %shr, 128
- ret i1 %cmp
+; CHECK-LABEL: @ashr_eq_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 128, %a
+ %cmp = icmp eq i8 %shr, 128
+ ret i1 %cmp
}
-; CHECK-LABEL: @ashr_ne_both_equal
-; CHECK-NEXT: icmp ne i8 %a, 0
define i1 @ashr_ne_both_equal(i8 %a) {
- %shr = ashr i8 128, %a
- %cmp = icmp ne i8 %shr, 128
- ret i1 %cmp
+; CHECK-LABEL: @ashr_ne_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 128, %a
+ %cmp = icmp ne i8 %shr, 128
+ ret i1 %cmp
}
-; CHECK-LABEL: @lshr_eq_both_equal
-; CHECK-NEXT: icmp eq i8 %a, 0
define i1 @lshr_eq_both_equal(i8 %a) {
- %shr = lshr i8 127, %a
- %cmp = icmp eq i8 %shr, 127
- ret i1 %cmp
+; CHECK-LABEL: @lshr_eq_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 127, %a
+ %cmp = icmp eq i8 %shr, 127
+ ret i1 %cmp
}
-; CHECK-LABEL: @lshr_ne_both_equal
-; CHECK-NEXT: icmp ne i8 %a, 0
define i1 @lshr_ne_both_equal(i8 %a) {
- %shr = lshr i8 127, %a
- %cmp = icmp ne i8 %shr, 127
- ret i1 %cmp
+; CHECK-LABEL: @lshr_ne_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 127, %a
+ %cmp = icmp ne i8 %shr, 127
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_eq_both_equal
-; CHECK-NEXT: icmp eq i8 %a, 0
define i1 @exact_ashr_eq_both_equal(i8 %a) {
- %shr = ashr exact i8 128, %a
- %cmp = icmp eq i8 %shr, 128
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_eq_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr exact i8 128, %a
+ %cmp = icmp eq i8 %shr, 128
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_ne_both_equal
-; CHECK-NEXT: icmp ne i8 %a, 0
define i1 @exact_ashr_ne_both_equal(i8 %a) {
- %shr = ashr exact i8 128, %a
- %cmp = icmp ne i8 %shr, 128
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_ne_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr exact i8 128, %a
+ %cmp = icmp ne i8 %shr, 128
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_eq_both_equal
-; CHECK-NEXT: icmp eq i8 %a, 0
define i1 @exact_lshr_eq_both_equal(i8 %a) {
- %shr = lshr exact i8 126, %a
- %cmp = icmp eq i8 %shr, 126
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_eq_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 126, %a
+ %cmp = icmp eq i8 %shr, 126
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_ne_both_equal
-; CHECK-NEXT: icmp ne i8 %a, 0
define i1 @exact_lshr_ne_both_equal(i8 %a) {
- %shr = lshr exact i8 126, %a
- %cmp = icmp ne i8 %shr, 126
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_ne_both_equal(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 0
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 126, %a
+ %cmp = icmp ne i8 %shr, 126
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_eq_opposite_msb
-; CHECK-NEXT: icmp eq i8 %a, 7
define i1 @exact_lshr_eq_opposite_msb(i8 %a) {
- %shr = lshr exact i8 -128, %a
- %cmp = icmp eq i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_eq_opposite_msb(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 -128, %a
+ %cmp = icmp eq i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @lshr_eq_opposite_msb
-; CHECK-NEXT: icmp eq i8 %a, 7
define i1 @lshr_eq_opposite_msb(i8 %a) {
- %shr = lshr i8 -128, %a
- %cmp = icmp eq i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @lshr_eq_opposite_msb(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 -128, %a
+ %cmp = icmp eq i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_ne_opposite_msb
-; CHECK-NEXT: icmp ne i8 %a, 7
define i1 @exact_lshr_ne_opposite_msb(i8 %a) {
- %shr = lshr exact i8 -128, %a
- %cmp = icmp ne i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_ne_opposite_msb(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 -128, %a
+ %cmp = icmp ne i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @lshr_ne_opposite_msb
-; CHECK-NEXT: icmp ne i8 %a, 7
define i1 @lshr_ne_opposite_msb(i8 %a) {
- %shr = lshr i8 -128, %a
- %cmp = icmp ne i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @lshr_ne_opposite_msb(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 -128, %a
+ %cmp = icmp ne i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_eq
-; CHECK-NEXT: icmp eq i8 %a, 7
define i1 @exact_ashr_eq(i8 %a) {
- %shr = ashr exact i8 -128, %a
- %cmp = icmp eq i8 %shr, -1
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_eq(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr exact i8 -128, %a
+ %cmp = icmp eq i8 %shr, -1
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_ne
-; CHECK-NEXT: icmp ne i8 %a, 7
define i1 @exact_ashr_ne(i8 %a) {
- %shr = ashr exact i8 -128, %a
- %cmp = icmp ne i8 %shr, -1
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_ne(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr exact i8 -128, %a
+ %cmp = icmp ne i8 %shr, -1
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_eq
-; CHECK-NEXT: icmp eq i8 %a, 2
define i1 @exact_lshr_eq(i8 %a) {
- %shr = lshr exact i8 4, %a
- %cmp = icmp eq i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_eq(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 2
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 4, %a
+ %cmp = icmp eq i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_ne
-; CHECK-NEXT: icmp ne i8 %a, 2
define i1 @exact_lshr_ne(i8 %a) {
- %shr = lshr exact i8 4, %a
- %cmp = icmp ne i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_ne(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 2
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 4, %a
+ %cmp = icmp ne i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_eq
-; CHECK-NEXT: icmp eq i8 %a, 7
define i1 @nonexact_ashr_eq(i8 %a) {
- %shr = ashr i8 -128, %a
- %cmp = icmp eq i8 %shr, -1
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_eq(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 -128, %a
+ %cmp = icmp eq i8 %shr, -1
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_ne
-; CHECK-NEXT: icmp ne i8 %a, 7
define i1 @nonexact_ashr_ne(i8 %a) {
- %shr = ashr i8 -128, %a
- %cmp = icmp ne i8 %shr, -1
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_ne(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 7
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 -128, %a
+ %cmp = icmp ne i8 %shr, -1
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_eq
-; CHECK-NEXT: icmp eq i8 %a, 2
define i1 @nonexact_lshr_eq(i8 %a) {
- %shr = lshr i8 4, %a
- %cmp = icmp eq i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_eq(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 2
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 4, %a
+ %cmp = icmp eq i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_ne
-; CHECK-NEXT: icmp ne i8 %a, 2
define i1 @nonexact_lshr_ne(i8 %a) {
- %shr = lshr i8 4, %a
- %cmp = icmp ne i8 %shr, 1
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_ne(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 2
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 4, %a
+ %cmp = icmp ne i8 %shr, 1
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_eq_exactdiv
-; CHECK-NEXT: icmp eq i8 %a, 4
define i1 @exact_lshr_eq_exactdiv(i8 %a) {
- %shr = lshr exact i8 80, %a
- %cmp = icmp eq i8 %shr, 5
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_eq_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 80, %a
+ %cmp = icmp eq i8 %shr, 5
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_ne_exactdiv
-; CHECK-NEXT: icmp ne i8 %a, 4
define i1 @exact_lshr_ne_exactdiv(i8 %a) {
- %shr = lshr exact i8 80, %a
- %cmp = icmp ne i8 %shr, 5
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_ne_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr exact i8 80, %a
+ %cmp = icmp ne i8 %shr, 5
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_eq_exactdiv
-; CHECK-NEXT: icmp eq i8 %a, 4
define i1 @nonexact_lshr_eq_exactdiv(i8 %a) {
- %shr = lshr i8 80, %a
- %cmp = icmp eq i8 %shr, 5
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_eq_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 80, %a
+ %cmp = icmp eq i8 %shr, 5
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_ne_exactdiv
-; CHECK-NEXT: icmp ne i8 %a, 4
define i1 @nonexact_lshr_ne_exactdiv(i8 %a) {
- %shr = lshr i8 80, %a
- %cmp = icmp ne i8 %shr, 5
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_ne_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = lshr i8 80, %a
+ %cmp = icmp ne i8 %shr, 5
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_eq_exactdiv
-; CHECK-NEXT: icmp eq i8 %a, 4
define i1 @exact_ashr_eq_exactdiv(i8 %a) {
- %shr = ashr exact i8 -80, %a
- %cmp = icmp eq i8 %shr, -5
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_eq_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr exact i8 -80, %a
+ %cmp = icmp eq i8 %shr, -5
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_ne_exactdiv
-; CHECK-NEXT: icmp ne i8 %a, 4
define i1 @exact_ashr_ne_exactdiv(i8 %a) {
- %shr = ashr exact i8 -80, %a
- %cmp = icmp ne i8 %shr, -5
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_ne_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr exact i8 -80, %a
+ %cmp = icmp ne i8 %shr, -5
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_eq_exactdiv
-; CHECK-NEXT: icmp eq i8 %a, 4
define i1 @nonexact_ashr_eq_exactdiv(i8 %a) {
- %shr = ashr i8 -80, %a
- %cmp = icmp eq i8 %shr, -5
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_eq_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 -80, %a
+ %cmp = icmp eq i8 %shr, -5
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_ne_exactdiv
-; CHECK-NEXT: icmp ne i8 %a, 4
define i1 @nonexact_ashr_ne_exactdiv(i8 %a) {
- %shr = ashr i8 -80, %a
- %cmp = icmp ne i8 %shr, -5
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_ne_exactdiv(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i8 %a, 4
+; CHECK-NEXT: ret i1 [[CMP]]
+;
+ %shr = ashr i8 -80, %a
+ %cmp = icmp ne i8 %shr, -5
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_eq_noexactdiv
-; CHECK-NEXT: ret i1 false
define i1 @exact_lshr_eq_noexactdiv(i8 %a) {
- %shr = lshr exact i8 80, %a
- %cmp = icmp eq i8 %shr, 31
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_eq_noexactdiv(
+; CHECK-NEXT: ret i1 false
+;
+ %shr = lshr exact i8 80, %a
+ %cmp = icmp eq i8 %shr, 31
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_lshr_ne_noexactdiv
-; CHECK-NEXT: ret i1 true
define i1 @exact_lshr_ne_noexactdiv(i8 %a) {
- %shr = lshr exact i8 80, %a
- %cmp = icmp ne i8 %shr, 31
- ret i1 %cmp
+; CHECK-LABEL: @exact_lshr_ne_noexactdiv(
+; CHECK-NEXT: ret i1 true
+;
+ %shr = lshr exact i8 80, %a
+ %cmp = icmp ne i8 %shr, 31
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_eq_noexactdiv
-; CHECK-NEXT: ret i1 false
define i1 @nonexact_lshr_eq_noexactdiv(i8 %a) {
- %shr = lshr i8 80, %a
- %cmp = icmp eq i8 %shr, 31
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_eq_noexactdiv(
+; CHECK-NEXT: ret i1 false
+;
+ %shr = lshr i8 80, %a
+ %cmp = icmp eq i8 %shr, 31
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_ne_noexactdiv
-; CHECK-NEXT: ret i1 true
define i1 @nonexact_lshr_ne_noexactdiv(i8 %a) {
- %shr = lshr i8 80, %a
- %cmp = icmp ne i8 %shr, 31
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_ne_noexactdiv(
+; CHECK-NEXT: ret i1 true
+;
+ %shr = lshr i8 80, %a
+ %cmp = icmp ne i8 %shr, 31
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_eq_noexactdiv
-; CHECK-NEXT: ret i1 false
define i1 @exact_ashr_eq_noexactdiv(i8 %a) {
- %shr = ashr exact i8 -80, %a
- %cmp = icmp eq i8 %shr, -31
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_eq_noexactdiv(
+; CHECK-NEXT: ret i1 false
+;
+ %shr = ashr exact i8 -80, %a
+ %cmp = icmp eq i8 %shr, -31
+ ret i1 %cmp
}
-; CHECK-LABEL: @exact_ashr_ne_noexactdiv
-; CHECK-NEXT: ret i1 true
define i1 @exact_ashr_ne_noexactdiv(i8 %a) {
- %shr = ashr exact i8 -80, %a
- %cmp = icmp ne i8 %shr, -31
- ret i1 %cmp
+; CHECK-LABEL: @exact_ashr_ne_noexactdiv(
+; CHECK-NEXT: ret i1 true
+;
+ %shr = ashr exact i8 -80, %a
+ %cmp = icmp ne i8 %shr, -31
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_eq_noexactdiv
-; CHECK-NEXT: ret i1 false
define i1 @nonexact_ashr_eq_noexactdiv(i8 %a) {
- %shr = ashr i8 -80, %a
- %cmp = icmp eq i8 %shr, -31
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_eq_noexactdiv(
+; CHECK-NEXT: ret i1 false
+;
+ %shr = ashr i8 -80, %a
+ %cmp = icmp eq i8 %shr, -31
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_ne_noexactdiv
-; CHECK-NEXT: ret i1 true
define i1 @nonexact_ashr_ne_noexactdiv(i8 %a) {
- %shr = ashr i8 -80, %a
- %cmp = icmp ne i8 %shr, -31
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_ne_noexactdiv(
+; CHECK-NEXT: ret i1 true
+;
+ %shr = ashr i8 -80, %a
+ %cmp = icmp ne i8 %shr, -31
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_eq_noexactlog
-; CHECK-NEXT: ret i1 false
define i1 @nonexact_lshr_eq_noexactlog(i8 %a) {
- %shr = lshr i8 90, %a
- %cmp = icmp eq i8 %shr, 30
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_eq_noexactlog(
+; CHECK-NEXT: ret i1 false
+;
+ %shr = lshr i8 90, %a
+ %cmp = icmp eq i8 %shr, 30
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_lshr_ne_noexactlog
-; CHECK-NEXT: ret i1 true
define i1 @nonexact_lshr_ne_noexactlog(i8 %a) {
- %shr = lshr i8 90, %a
- %cmp = icmp ne i8 %shr, 30
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_lshr_ne_noexactlog(
+; CHECK-NEXT: ret i1 true
+;
+ %shr = lshr i8 90, %a
+ %cmp = icmp ne i8 %shr, 30
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_eq_noexactlog
-; CHECK-NEXT: ret i1 false
define i1 @nonexact_ashr_eq_noexactlog(i8 %a) {
- %shr = ashr i8 -90, %a
- %cmp = icmp eq i8 %shr, -30
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_eq_noexactlog(
+; CHECK-NEXT: ret i1 false
+;
+ %shr = ashr i8 -90, %a
+ %cmp = icmp eq i8 %shr, -30
+ ret i1 %cmp
}
-; CHECK-LABEL: @nonexact_ashr_ne_noexactlog
-; CHECK-NEXT: ret i1 true
define i1 @nonexact_ashr_ne_noexactlog(i8 %a) {
- %shr = ashr i8 -90, %a
- %cmp = icmp ne i8 %shr, -30
- ret i1 %cmp
+; CHECK-LABEL: @nonexact_ashr_ne_noexactlog(
+; CHECK-NEXT: ret i1 true
+;
+ %shr = ashr i8 -90, %a
+ %cmp = icmp ne i8 %shr, -30
+ ret i1 %cmp
}
; Don't try to fold the entire body of function @PR20945 into a
; to 'true'. Instead, it should replace %cmp with a simpler comparison
; between %B and 1.
-; CHECK-LABEL: @PR20945(
-; CHECK: icmp ne i32 %B, 1
define i1 @PR20945(i32 %B) {
+; CHECK-LABEL: @PR20945(
+; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 %B, 1
+; CHECK-NEXT: ret i1 [[CMP]]
+;
%shr = ashr i32 -9, %B
%cmp = icmp ne i32 %shr, -5
ret i1 %cmp
}
-; CHECK-LABEL: @PR21222
-; CHECK: icmp eq i32 %B, 6
define i1 @PR21222(i32 %B) {
+; CHECK-LABEL: @PR21222(
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 %B, 6
+; CHECK-NEXT: ret i1 [[CMP]]
+;
%shr = ashr i32 -93, %B
%cmp = icmp eq i32 %shr, -2
ret i1 %cmp
}
-; CHECK-LABEL: @PR24873(
-; CHECK: %[[icmp:.*]] = icmp ugt i64 %V, 61
-; CHECK-NEXT: ret i1 %[[icmp]]
define i1 @PR24873(i64 %V) {
+; CHECK-LABEL: @PR24873(
+; CHECK-NEXT: [[ICMP:%.*]] = icmp ugt i64 %V, 61
+; CHECK-NEXT: ret i1 [[ICMP]]
+;
%ashr = ashr i64 -4611686018427387904, %V
%icmp = icmp eq i64 %ashr, -1
ret i1 %icmp
}
+