1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -passes=instcombine -S | FileCheck %s
4 ; Convert the zext+slt into a simple ult.
6 define i1 @scalar_zext_slt(i16 %t4) {
7 ; CHECK-LABEL: @scalar_zext_slt(
8 ; CHECK-NEXT: [[T6:%.*]] = icmp ult i16 [[T4:%.*]], 500
9 ; CHECK-NEXT: ret i1 [[T6]]
11 %t5 = zext i16 %t4 to i32
12 %t6 = icmp slt i32 %t5, 500
16 define <4 x i1> @vector_zext_slt(<4 x i16> %t4) {
17 ; CHECK-LABEL: @vector_zext_slt(
18 ; CHECK-NEXT: [[T6:%.*]] = icmp ult <4 x i16> [[T4:%.*]], <i16 500, i16 0, i16 501, i16 -1>
19 ; CHECK-NEXT: ret <4 x i1> [[T6]]
21 %t5 = zext <4 x i16> %t4 to <4 x i32>
22 %t6 = icmp slt <4 x i32> %t5, <i32 500, i32 0, i32 501, i32 65535>