1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -instcombine -S | FileCheck %s
4 define i1 @icmp_ugt_32(i64) {
5 ; CHECK-LABEL: @icmp_ugt_32(
6 ; CHECK-NEXT: [[D:%.*]] = icmp ne i64 %0, 0
7 ; CHECK-NEXT: ret i1 [[D]]
9 %c = shl nuw i64 %0, 32
10 %d = icmp ugt i64 %c, 4294967295
14 define i1 @icmp_ule_64(i128) {
15 ; CHECK-LABEL: @icmp_ule_64(
16 ; CHECK-NEXT: [[D:%.*]] = icmp eq i128 %0, 0
17 ; CHECK-NEXT: ret i1 [[D]]
19 %c = shl nuw i128 %0, 64
20 %d = icmp ule i128 %c, 18446744073709551615
24 define i1 @icmp_ugt_16(i64) {
25 ; CHECK-LABEL: @icmp_ugt_16(
26 ; CHECK-NEXT: [[D:%.*]] = icmp ugt i64 %0, 15
27 ; CHECK-NEXT: ret i1 [[D]]
29 %c = shl nuw i64 %0, 16
30 %d = icmp ugt i64 %c, 1048575 ; 0x0f_ffff
34 define <2 x i1> @icmp_ule_16x2(<2 x i64>) {
35 ; CHECK-LABEL: @icmp_ule_16x2(
36 ; CHECK-NEXT: [[D:%.*]] = icmp eq <2 x i64> %0, zeroinitializer
37 ; CHECK-NEXT: ret <2 x i1> [[D]]
39 %c = shl nuw <2 x i64> %0, <i64 16, i64 16>
40 %d = icmp ule <2 x i64> %c, <i64 65535, i64 65535>
44 define <2 x i1> @icmp_ule_16x2_nonzero(<2 x i64>) {
45 ; CHECK-LABEL: @icmp_ule_16x2_nonzero(
46 ; CHECK-NEXT: [[D:%.*]] = icmp ult <2 x i64> %0, <i64 4, i64 4>
47 ; CHECK-NEXT: ret <2 x i1> [[D]]
49 %c = shl nuw <2 x i64> %0, <i64 16, i64 16>
50 %d = icmp ule <2 x i64> %c, <i64 196608, i64 196608> ; 0x03_0000
54 define <2 x i1> @icmp_ule_12x2(<2 x i64>) {
55 ; CHECK-LABEL: @icmp_ule_12x2(
56 ; CHECK-NEXT: [[D:%.*]] = icmp ult <2 x i64> %0, <i64 4, i64 4>
57 ; CHECK-NEXT: ret <2 x i1> [[D]]
59 %c = shl nuw <2 x i64> %0, <i64 12, i64 12>
60 %d = icmp ule <2 x i64> %c, <i64 12288, i64 12288> ; 0x3000
64 define i1 @icmp_ult_8(i64) {
65 ; CHECK-LABEL: @icmp_ult_8(
66 ; CHECK-NEXT: [[D:%.*]] = icmp ult i64 %0, 16
67 ; CHECK-NEXT: ret i1 [[D]]
69 %c = shl nuw i64 %0, 8
70 %d = icmp ult i64 %c, 4095 ; 0x0fff
74 define <2 x i1> @icmp_uge_8x2(<2 x i16>) {
75 ; CHECK-LABEL: @icmp_uge_8x2(
76 ; CHECK-NEXT: [[D:%.*]] = icmp ugt <2 x i16> %0, <i16 15, i16 15>
77 ; CHECK-NEXT: ret <2 x i1> [[D]]
79 %c = shl nuw <2 x i16> %0, <i16 8, i16 8>
80 %d = icmp uge <2 x i16> %c, <i16 4095, i16 4095>
84 define <2 x i1> @icmp_ugt_16x2(<2 x i32>) {
85 ; CHECK-LABEL: @icmp_ugt_16x2(
86 ; CHECK-NEXT: [[D:%.*]] = icmp ugt <2 x i32> %0, <i32 15, i32 15>
87 ; CHECK-NEXT: ret <2 x i1> [[D]]
89 %c = shl nuw <2 x i32> %0, <i32 16, i32 16>
90 %d = icmp ugt <2 x i32> %c, <i32 1048575, i32 1048575>