1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2 ; RUN: opt --bpf-check-and-opt-ir -S -mtriple=bpf-pc-linux < %s | FileCheck %s
4 ; Generated from the following C code:
6 ; #define __uptr __attribute__((address_space(1)))
8 ; extern int __uptr *magic1();
9 ; extern int __uptr *magic2();
21 ; Using the following command:
23 ; clang --target=bpf -O2 -S -emit-llvm -o t.ll t.c
25 define void @test(i64 noundef %i) {
27 ; CHECK-NEXT: [[A_0:%.*]] = phi ptr addrspace(1)
28 ; CHECK-NEXT: [[A_01:%.*]] = addrspacecast ptr addrspace(1) [[A_0]] to ptr
29 ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, ptr [[A_01]], i64 5
30 ; CHECK-NEXT: store i32 7, ptr [[ARRAYIDX2]], align 4
31 ; CHECK-NEXT: ret void
34 %cmp = icmp sgt i64 %i, 42
35 br i1 %cmp, label %if.then, label %if.else
37 if.then: ; preds = %entry
38 %call = tail call ptr addrspace(1) @magic1()
41 if.else: ; preds = %entry
42 %call1 = tail call ptr addrspace(1) @magic2()
45 if.end: ; preds = %if.else, %if.then
46 %a.0 = phi ptr addrspace(1) [ %call, %if.then ], [ %call1, %if.else ]
47 %arrayidx = getelementptr inbounds i32, ptr addrspace(1) %a.0, i64 5
48 store i32 7, ptr addrspace(1) %arrayidx, align 4
52 declare ptr addrspace(1) @magic1(...)
53 declare ptr addrspace(1) @magic2(...)