1; REQUIRES: asserts 2; RUN: opt -S -instsimplify -hotcoldsplit -debug < %s 2>&1 | FileCheck %s 3; RUN: opt -instcombine -hotcoldsplit -instsimplify %s -o /dev/null 4 5target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 6target triple = "aarch64" 7 8%a = type { i64, i64 } 9%b = type { i64 } 10 11; CHECK: @f 12; CHECK-LABEL: codeRepl: 13; CHECK-NOT: @llvm.assume 14; CHECK: } 15; CHECK: declare {{.*}}@llvm.assume 16; CHECK: define {{.*}}@f.cold.1(i64 %0) 17; CHECK-LABEL: newFuncRoot: 18; CHECK: %1 = icmp eq i64 %0, 0 19; CHECK-NOT: call void @llvm.assume 20 21define void @f() { 22entry: 23 %0 = getelementptr inbounds %a, %a* null, i64 0, i32 1 24 br label %label 25 26label: 27 %1 = bitcast i64* %0 to %b** 28 %2 = load %b*, %b** %1, align 8 29 %3 = getelementptr inbounds %b, %b* %2, i64 undef, i32 0 30 %4 = load i64, i64* %3, align 8 31 %5 = icmp ugt i64 %4, 1 32 br i1 %5, label %if.then, label %if.else 33 34if.then: 35 unreachable 36 37if.else: 38 call void @g(i8* undef) 39 %6 = load i64, i64* undef, align 8 40 %7 = and i64 %6, -16 41 %8 = inttoptr i64 %7 to i8* 42 %9 = icmp eq i64 %4, 0 43 call void @llvm.assume(i1 %9) 44 unreachable 45} 46 47declare void @g(i8*) 48 49declare void @llvm.assume(i1) 50 51