| ; Test memory-to-memory ORs. |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s |
| |
| ; Test the simple i8 case. |
| define void @f1(i8 *%ptr1) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: oc 1(1,%r2), 0(%r2) |
| ; CHECK: br %r14 |
| %ptr2 = getelementptr i8, i8 *%ptr1, i64 1 |
| %val = load i8, i8 *%ptr1 |
| %old = load i8, i8 *%ptr2 |
| %or = or i8 %val, %old |
| store i8 %or, i8 *%ptr2 |
| ret void |
| } |
| |
| ; Test the simple i16 case. |
| define void @f2(i16 *%ptr1) { |
| ; CHECK-LABEL: f2: |
| ; CHECK: oc 2(2,%r2), 0(%r2) |
| ; CHECK: br %r14 |
| %ptr2 = getelementptr i16, i16 *%ptr1, i64 1 |
| %val = load i16, i16 *%ptr1 |
| %old = load i16, i16 *%ptr2 |
| %or = or i16 %val, %old |
| store i16 %or, i16 *%ptr2 |
| ret void |
| } |
| |
| ; Test the simple i32 case. |
| define void @f3(i32 *%ptr1) { |
| ; CHECK-LABEL: f3: |
| ; CHECK: oc 4(4,%r2), 0(%r2) |
| ; CHECK: br %r14 |
| %ptr2 = getelementptr i32, i32 *%ptr1, i64 1 |
| %val = load i32, i32 *%ptr1 |
| %old = load i32, i32 *%ptr2 |
| %or = or i32 %old, %val |
| store i32 %or, i32 *%ptr2 |
| ret void |
| } |
| |
| ; Test the i64 case. |
| define void @f4(i64 *%ptr1) { |
| ; CHECK-LABEL: f4: |
| ; CHECK: oc 8(8,%r2), 0(%r2) |
| ; CHECK: br %r14 |
| %ptr2 = getelementptr i64, i64 *%ptr1, i64 1 |
| %val = load i64, i64 *%ptr1 |
| %old = load i64, i64 *%ptr2 |
| %or = or i64 %old, %val |
| store i64 %or, i64 *%ptr2 |
| ret void |
| } |
| |
| ; Leave other more complicated tests to and-08.ll. |