| ; RUN: llc < %s -asm-verbose=false -disable-wasm-explicit-locals | FileCheck %s |
| ; Test that UMULO works correctly on 64-bit operands. |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| target triple = "wasm32-unknown-unknown" |
| |
| ; CHECK-LABEL: _ZN4core3num21_$LT$impl$u20$u64$GT$15overflowing_mul17h07be88b4cbac028fE: |
| ; CHECK: __multi3 |
| ; Function Attrs: inlinehint |
| define void @"_ZN4core3num21_$LT$impl$u20$u64$GT$15overflowing_mul17h07be88b4cbac028fE"(i64, i64) unnamed_addr #0 { |
| start: |
| %2 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %0, i64 %1) |
| %3 = extractvalue { i64, i1 } %2, 0 |
| store i64 %3, i64* undef |
| unreachable |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable |
| declare { i64, i1 } @llvm.umul.with.overflow.i64(i64, i64) #1 |
| |
| attributes #0 = { inlinehint } |
| attributes #1 = { nounwind readnone speculatable } |
| |
| ; CHECK-LABEL: wut: |
| ; CHECK: call __multi3@FUNCTION, $2, $0, $pop0, $1, $pop7 |
| ; CHECK: i64.load $0=, 8($2) |
| define i1 @wut(i64, i64) { |
| start: |
| %2 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %0, i64 %1) |
| %3 = extractvalue { i64, i1 } %2, 1 |
| ret i1 %3 |
| } |
| |
