llvm-project/llvm/test/CodeGen/WebAssembly/muloti4.ll

20 lines
733 B
LLVM

; RUN: llc -asm-verbose=false < %s | FileCheck %s
; Test that 128-bit smul.with.overflow assembles as expected.
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
define i128 @call_muloti4(i128 %a, i128 %b) nounwind {
entry:
%smul = tail call { i128, i1 } @llvm.smul.with.overflow.i128(i128 %a, i128 %b)
%cmp = extractvalue { i128, i1 } %smul, 1
%smul.result = extractvalue { i128, i1 } %smul, 0
%X = select i1 %cmp, i128 %smul.result, i128 42
ret i128 %X
}
; CHECK: call __muloti4@FUNCTION, $pop{{[0-9]*}}, $pop{{[0-9]*}}, $pop{{[0-9]*}}, $pop{{[0-9]*}}, $pop{{[0-9]*}}, $pop{{[0-9]*}}{{$}}
declare { i128, i1 } @llvm.smul.with.overflow.i128(i128, i128) nounwind readnone