1; RUN: llc < %s -march=xcore | FileCheck %s 2 3%0 = type { i32, i32, i32, i32 } 4%1 = type { i32, i32, i32, i32, i32 } 5 6; Structs of 4 words can be returned in registers 7define internal fastcc %0 @ReturnBigStruct() nounwind readnone { 8entry: 9 %0 = insertvalue %0 zeroinitializer, i32 12, 0 10 %1 = insertvalue %0 %0, i32 24, 1 11 %2 = insertvalue %0 %1, i32 48, 2 12 %3 = insertvalue %0 %2, i32 24601, 3 13 ret %0 %3 14} 15; CHECK: ReturnBigStruct: 16; CHECK: ldc r0, 12 17; CHECK: ldc r1, 24 18; CHECK: ldc r2, 48 19; CHECK: ldc r3, 24601 20; CHECK: retsp 0 21 22; Structs bigger than 4 words are returned via a hidden hidden sret-parameter 23define internal fastcc %1 @ReturnBigStruct2() nounwind readnone { 24entry: 25 %0 = insertvalue %1 zeroinitializer, i32 12, 0 26 %1 = insertvalue %1 %0, i32 24, 1 27 %2 = insertvalue %1 %1, i32 48, 2 28 %3 = insertvalue %1 %2, i32 24601, 3 29 %4 = insertvalue %1 %3, i32 4321, 4 30 ret %1 %4 31} 32; CHECK: ReturnBigStruct2: 33; CHECK: ldc r1, 4321 34; CHECK: stw r1, r0[4] 35; CHECK: ldc r1, 24601 36; CHECK: stw r1, r0[3] 37; CHECK: ldc r1, 48 38; CHECK: stw r1, r0[2] 39; CHECK: ldc r1, 24 40; CHECK: stw r1, r0[1] 41; CHECK: ldc r1, 12 42; CHECK: stw r1, r0[0] 43; CHECK: retsp 0 44