| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3 |
| ; Test 128-bit addition on z13 and higher |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s |
| |
| define zeroext i1 @f1(i128 %a, i128 %b, ptr %res) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: vl %v0, 0(%r3), 3 |
| ; CHECK-NEXT: vl %v1, 0(%r2), 3 |
| ; CHECK-NEXT: vaccq %v2, %v1, %v0 |
| ; CHECK-NEXT: vlgvg %r2, %v2, 1 |
| ; CHECK-NEXT: vaq %v0, %v1, %v0 |
| ; CHECK-NEXT: vst %v0, 0(%r4), 3 |
| ; CHECK-NEXT: br %r14 |
| %t = call {i128, i1} @llvm.uadd.with.overflow.i128(i128 %a, i128 %b) |
| %val = extractvalue {i128, i1} %t, 0 |
| %obit = extractvalue {i128, i1} %t, 1 |
| store i128 %val, ptr %res |
| ret i1 %obit |
| } |
| |
| define zeroext i1 @f2(i128 %a, i128 %b) { |
| ; CHECK-LABEL: f2: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: vl %v0, 0(%r3), 3 |
| ; CHECK-NEXT: vl %v1, 0(%r2), 3 |
| ; CHECK-NEXT: vaccq %v0, %v1, %v0 |
| ; CHECK-NEXT: vlgvg %r2, %v0, 1 |
| ; CHECK-NEXT: br %r14 |
| %t = call {i128, i1} @llvm.uadd.with.overflow.i128(i128 %a, i128 %b) |
| %obit = extractvalue {i128, i1} %t, 1 |
| ret i1 %obit |
| } |
| |
| define i128 @f3(i128 %a, i128 %b) { |
| ; CHECK-LABEL: f3: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: vl %v0, 0(%r4), 3 |
| ; CHECK-NEXT: vl %v1, 0(%r3), 3 |
| ; CHECK-NEXT: vaq %v0, %v1, %v0 |
| ; CHECK-NEXT: vst %v0, 0(%r2), 3 |
| ; CHECK-NEXT: br %r14 |
| %t = call {i128, i1} @llvm.uadd.with.overflow.i128(i128 %a, i128 %b) |
| %val = extractvalue {i128, i1} %t, 0 |
| ret i128 %val |
| } |
| |
| declare {i128, i1} @llvm.uadd.with.overflow.i128(i128, i128) nounwind readnone |
| |