| ; REQUIRES: x86_64-linux |
| ; RUN: llc < %s -march=bpfel -verify-machineinstrs | FileCheck --check-prefix=CHECK-EL %s |
| ; RUN: llc < %s -march=bpfeb -verify-machineinstrs | FileCheck --check-prefix=CHECK-EB %s |
| ; |
| ; This test requires little-endian host, so we specific x86_64-linux here. |
| ; Source code: |
| ; struct test_t1 { |
| ; char a; |
| ; int b, c, d; |
| ; }; |
| ; |
| ; struct test_t1 g; |
| ; int test() |
| ; { |
| ; struct test_t1 t1 = {.a = 1}; |
| ; g = t1; |
| ; return 0; |
| ; } |
| |
| %struct.test_t1 = type { i8, i32, i32, i32 } |
| |
| @test.t1 = private unnamed_addr constant %struct.test_t1 { i8 1, i32 0, i32 0, i32 0 }, align 4 |
| @g = common local_unnamed_addr global %struct.test_t1 zeroinitializer, align 4 |
| |
| ; Function Attrs: nounwind |
| define i32 @test() local_unnamed_addr #0 { |
| entry: |
| tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @g, ptr align 4 @test.t1, i64 16, i1 false) |
| ; CHECK-EL: r2 = 1 |
| ; CHECK-EL: *(u32 *)(r1 + 0) = r2 |
| ; CHECK-EB: r2 = 16777216 |
| ; CHECK-EB: *(u32 *)(r1 + 0) = r2 |
| ret i32 0 |
| } |
| ; CHECK-EL: .section .rodata.cst16,"aM",@progbits,16 |
| ; CHECK-EB: .section .rodata.cst16,"aM",@progbits,16 |
| |
| declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) #1 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { argmemonly nounwind } |