| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 |
| ; Test 128-bit XOR in vector registers on z13 |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s |
| |
| ; Exclusive or. |
| define i128 @f1(i128 %a, i128 %b) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: vl %v0, 0(%r4), 3 |
| ; CHECK-NEXT: vl %v1, 0(%r3), 3 |
| ; CHECK-NEXT: vx %v0, %v1, %v0 |
| ; CHECK-NEXT: vst %v0, 0(%r2), 3 |
| ; CHECK-NEXT: br %r14 |
| %res = xor i128 %a, %b |
| ret i128 %res |
| } |
| |
| ; Verify that xor with a large constant does not crash. |
| define i128 @f2(i128 %x) { |
| ; CHECK-LABEL: f2: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: larl %r1, .LCPI1_0 |
| ; CHECK-NEXT: vl %v0, 0(%r3), 3 |
| ; CHECK-NEXT: vl %v1, 0(%r1), 3 |
| ; CHECK-NEXT: vx %v0, %v0, %v1 |
| ; CHECK-NEXT: vst %v0, 0(%r2), 3 |
| ; CHECK-NEXT: br %r14 |
| %res = xor i128 %x, 17440380254424117642 |
| ret i128 %res |
| } |