1 ; RUN: opt -function-specialization -force-function-specialization -S < %s | FileCheck %s
3 ; Check that function foo does not gets specialised as it contains an intrinsic
4 ; that is marked as NoDuplicate.
5 ; Please note that the use of the hardwareloop intrinsic is arbitrary; it's
6 ; just an easy to use intrinsic that has NoDuplicate.
11 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
13 @A = external dso_local constant i32, align 4
14 @B = external dso_local constant i32, align 4
16 define dso_local i32 @bar(i32 %x, i32 %y) {
18 %tobool = icmp ne i32 %x, 0
19 br i1 %tobool, label %if.then, label %if.else
22 %call = call i32 @foo(i32 %x, i32* @A)
26 %call1 = call i32 @foo(i32 %y, i32* @B)
30 %retval.0 = phi i32 [ %call, %if.then ], [ %call1, %if.else ]
34 define internal i32 @foo(i32 %x, i32* %b) {
36 %0 = load i32, i32* %b, align 4
37 %add = add nsw i32 %x, %0
38 %cmp = call i1 @llvm.test.set.loop.iterations.i32(i32 42)
42 declare i1 @llvm.test.set.loop.iterations.i32(i32)