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; RUN: llc < %s -march=bpfel -verify-machineinstrs | FileCheck %s
; RUN: llc < %s -march=bpfeb -verify-machineinstrs | FileCheck %s
; Source code:
; struct test_t1 {
; char a, b, c;
; };
; struct test_t2 {
; int a, b, c, d, e;
; };
;
; struct test_t1 g1;
; struct test_t2 g2;
; int test()
; {
; struct test_t1 t1 = {.c = 1};
; struct test_t2 t2 = {.c = 1};
; g1 = t1;
; g2 = t2;
; return 0;
; }
%struct.test_t1 = type { i8, i8, i8 }
%struct.test_t2 = type { i32, i32, i32, i32, i32 }
@test.t1 = private unnamed_addr constant %struct.test_t1 { i8 0, i8 0, i8 1 }, align 1
@test.t2 = private unnamed_addr constant %struct.test_t2 { i32 0, i32 0, i32 1, i32 0, i32 0 }, align 4
@g1 = common local_unnamed_addr global %struct.test_t1 zeroinitializer, align 1
@g2 = common local_unnamed_addr global %struct.test_t2 zeroinitializer, align 4
; Function Attrs: nounwind
define i32 @test() local_unnamed_addr #0 {
; CHECK-LABEL: test:
entry:
tail call void @llvm.memcpy.p0.p0.i64(ptr @g1, ptr @test.t1, i64 3, i1 false)
tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @g2, ptr align 4 @test.t2, i64 20, i1 false)
; CHECK: r1 = g1
; CHECK: r2 = 0
; CHECK: *(u8 *)(r1 + 1) = r2
; CHECK: r3 = 1
; CHECK: *(u8 *)(r1 + 2) = r3
; CHECK: r1 = g2
; CHECK: *(u32 *)(r1 + 8) = r3
ret i32 0
}
; CHECK: .section .rodata,"a",@progbits
declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) #1
attributes #0 = { nounwind }
attributes #1 = { argmemonly nounwind }
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