| ; RUN: llc -mtriple=bpf -mcpu=v1 < %s | FileCheck %s | |
| ; | |
| ; Source code: | |
| ; struct t1 { int a; }; | |
| ; struct t1 data = { .a = 3 }; | |
| ; int foo(void) { | |
| ; return data.a + 20; | |
| ; } | |
| ; Compilation flag: | |
| ; clang -target bpf -O2 -S -emit-llvm test.c | |
| %struct.t1 = type { i32 } | |
| @data = dso_local local_unnamed_addr global %struct.t1 { i32 3 }, align 4 | |
| ; Function Attrs: norecurse nounwind readonly | |
| define dso_local i32 @foo() local_unnamed_addr { | |
| entry: | |
| %0 = load i32, ptr @data, align 4 | |
| %add = add nsw i32 %0, 20 | |
| ; CHECK: [[REG1:r[0-9]+]] = data ll | |
| ; CHECK: r0 = *(u32 *)([[REG1]] + 0) | |
| ; CHECK: r0 += 20 | |
| ret i32 %add | |
| } |