| ; RUN: opt -passes="ipsccp<func-spec>" -force-specialization -S < %s | FileCheck %s | |
| ; Check that function foo does not gets specialised as it contains an intrinsic | |
| ; that is marked as NoDuplicate. | |
| ; Please note that the use of the hardwareloop intrinsic is arbitrary; it's | |
| ; just an easy to use intrinsic that has NoDuplicate. | |
| ; CHECK-NOT: @foo.specialized.1( | |
| ; CHECK-NOT: @foo.specialized.2( | |
| target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" | |
| @A = external dso_local constant i32, align 4 | |
| @B = external dso_local constant i32, align 4 | |
| define dso_local i32 @bar(i32 %x, i32 %y) { | |
| entry: | |
| %tobool = icmp ne i32 %x, 0 | |
| br i1 %tobool, label %if.then, label %if.else | |
| if.then: | |
| %call = call i32 @foo(i32 %x, ptr @A) | |
| br label %return | |
| if.else: | |
| %call1 = call i32 @foo(i32 %y, ptr @B) | |
| br label %return | |
| return: | |
| %retval.0 = phi i32 [ %call, %if.then ], [ %call1, %if.else ] | |
| ret i32 %retval.0 | |
| } | |
| define internal i32 @foo(i32 %x, ptr %b) { | |
| entry: | |
| %0 = load i32, ptr %b, align 4 | |
| %add = add nsw i32 %x, %0 | |
| %cmp = call i1 @llvm.test.set.loop.iterations.i32(i32 42) | |
| ret i32 %add | |
| } | |
| declare i1 @llvm.test.set.loop.iterations.i32(i32) |