1; RUN: llc < %s -march=bpfel -verify-machineinstrs | FileCheck %s 2; RUN: llc < %s -march=bpfeb -verify-machineinstrs | FileCheck %s 3 4; Source code: 5; struct test_t1 { 6; char a; 7; int b; 8; }; 9; struct test_t2 { 10; char a, b; 11; struct test_t1 c[2]; 12; int d[2]; 13; int e; 14; }; 15; struct test_t2 g; 16; int test() 17; { 18; struct test_t2 t2 = {.c = {{}, {.b = 1}}, .d = {2, 3}}; 19; g = t2; 20; return 0; 21; } 22 23%struct.test_t2 = type { i8, i8, [2 x %struct.test_t1], [2 x i32], i32 } 24%struct.test_t1 = type { i8, i32 } 25 26@test.t2 = private unnamed_addr constant %struct.test_t2 { i8 0, i8 0, [2 x %struct.test_t1] [%struct.test_t1 zeroinitializer, %struct.test_t1 { i8 0, i32 1 }], [2 x i32] [i32 2, i32 3], i32 0 }, align 4 27@g = common local_unnamed_addr global %struct.test_t2 zeroinitializer, align 4 28 29; Function Attrs: nounwind 30define i32 @test() local_unnamed_addr #0 { 31; CHECK-LABEL: test: 32 33entry: 34 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 getelementptr inbounds (%struct.test_t2, %struct.test_t2* @g, i64 0, i32 0), i8* align 4 getelementptr inbounds (%struct.test_t2, %struct.test_t2* @test.t2, i64 0, i32 0), i64 32, i1 false) 35; CHECK: r1 = g 36; CHECK: r2 = 0 37; CHECK: *(u32 *)(r1 + 28) = r2 38; CHECK: r3 = 3 39; CHECK: *(u32 *)(r1 + 24) = r3 40; CHECK: r3 = 2 41; CHECK: *(u32 *)(r1 + 20) = r3 42; CHECK: r3 = 1 43; CHECK: *(u32 *)(r1 + 16) = r3 44 ret i32 0 45} 46; CHECK: .section .rodata.cst32,"aM",@progbits,32 47 48declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #1 49 50attributes #0 = { nounwind } 51attributes #1 = { argmemonly nounwind } 52