| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 |
| ; Test 128-bit multiplication on z13 |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s |
| |
| ; Multiplication. |
| define i128 @f1(i128 %a, i128 %b) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: stmg %r12, %r15, 96(%r15) |
| ; CHECK-NEXT: .cfi_offset %r12, -64 |
| ; CHECK-NEXT: .cfi_offset %r13, -56 |
| ; CHECK-NEXT: .cfi_offset %r15, -40 |
| ; CHECK-NEXT: lg %r13, 8(%r3) |
| ; CHECK-NEXT: lg %r0, 8(%r4) |
| ; CHECK-NEXT: lgr %r1, %r13 |
| ; CHECK-NEXT: mlgr %r12, %r0 |
| ; CHECK-NEXT: msg %r1, 0(%r4) |
| ; CHECK-NEXT: msg %r0, 0(%r3) |
| ; CHECK-NEXT: agr %r1, %r12 |
| ; CHECK-NEXT: agr %r0, %r1 |
| ; CHECK-NEXT: stg %r13, 8(%r2) |
| ; CHECK-NEXT: stg %r0, 0(%r2) |
| ; CHECK-NEXT: lmg %r12, %r15, 96(%r15) |
| ; CHECK-NEXT: br %r14 |
| %res = mul i128 %a, %b |
| ret i128 %res |
| } |