| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 |
| ; Test half atomic stores. |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -verify-machineinstrs | FileCheck %s -check-prefix=CHECK |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -verify-machineinstrs -mcpu=z16 | FileCheck %s -check-prefix=VECTOR |
| |
| define void @f1(ptr %src, half %val) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: # kill: def $f0h killed $f0h def $f0d |
| ; CHECK-NEXT: lgdr %r0, %f0 |
| ; CHECK-NEXT: srlg %r0, %r0, 48 |
| ; CHECK-NEXT: sth %r0, 0(%r2) |
| ; CHECK-NEXT: bcr 15, %r0 |
| ; CHECK-NEXT: br %r14 |
| ; |
| ; VECTOR-LABEL: f1: |
| ; VECTOR: # %bb.0: |
| ; VECTOR-NEXT: vsteh %v0, 0(%r2), 0 |
| ; VECTOR-NEXT: bcr 14, %r0 |
| ; VECTOR-NEXT: br %r14 |
| store atomic half %val, ptr %src seq_cst, align 2 |
| ret void |
| } |
