| Vadzim Dambrouski | d91fb8c | 2017-04-26 00:33:59 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=msp430 | FileCheck %s |
| 2 | ; PR32769 |
| 3 | |
| 4 | target triple = "msp430" |
| 5 | |
| 6 | ; Test that CMP instruction is not removed by MachineCSE. |
| 7 | ; |
| 8 | ; CHECK-LABEL: @f |
| Davide Italiano | ac8279a | 2018-11-08 16:21:29 +0000 | [diff] [blame] | 9 | ; CHECK: cmp.w r15, r13 |
| 10 | ; CHECK: cmp.w r15, r13 |
| Vadzim Dambrouski | d91fb8c | 2017-04-26 00:33:59 +0000 | [diff] [blame] | 11 | ; CHECK-NEXT: jeq .LBB0_2 |
| 12 | define i16 @f(i16, i16, i16, i16) { |
| 13 | entry: |
| 14 | %4 = icmp ult i16 %1, %3 |
| 15 | %5 = zext i1 %4 to i16 |
| 16 | %6 = icmp ult i16 %0, %2 |
| 17 | %7 = zext i1 %6 to i16 |
| 18 | %8 = icmp eq i16 %1, %3 |
| 19 | %out = select i1 %8, i16 %5, i16 %7 |
| 20 | ret i16 %out |
| 21 | } |