1 ; RUN: llc < %s | FileCheck %s 2 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 3 target triple = "x86_64-unknown-linux-gnu" 4 5 define void @test(i256* %a, i256* %b, i256* %out) #0 { 6 entry: 7 %av = load i256, i256* %a 8 %bv = load i256, i256* %b 9 %r = mul i256 %av, %bv 10 store i256 %r, i256* %out 11 ret void 12 } 13 14 ; CHECK-LABEL: @test 15 ; There is a lot of inter-register motion, and so matching the instruction 16 ; sequence will be fragile. There should be 6 underlying multiplications. 17 ; CHECK: imulq 18 ; CHECK: imulq 19 ; CHECK: imulq 20 ; CHECK: imulq 21 ; CHECK: imulq 22 ; CHECK: imulq 23 ; CHECK-NOT: imulq 24 ; CHECK: retq 25 26 attributes #0 = { norecurse nounwind uwtable "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" } 27 28