1; RUN: llc < %s | FileCheck %s 2 3target datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16" 4target triple = "msp430---elf" 5 6; Pass large structures by reference (MSP430 EABI p. 3.5) 7 8%s = type { i64, i64 } 9 10define %s @fred() #0 { 11; CHECK-LABEL: fred: 12; CHECK: mov #2314, 14(r12) 13; CHECK: mov #2828, 12(r12) 14; CHECK: mov #3342, 10(r12) 15; CHECK: mov #3840, 8(r12) 16; CHECK: mov #258, 6(r12) 17; CHECK: mov #772, 4(r12) 18; CHECK: mov #1286, 2(r12) 19; CHECK: mov #1800, 0(r12) 20 ret %s {i64 72623859790382856, i64 651345242494996224} 21} 22 23%struct.S = type { i16, i16, i16 } 24 25@a = common global i16 0, align 2 26@b = common global i16 0, align 2 27@c = common global i16 0, align 2 28 29define void @test() #1 { 30; CHECK-LABEL: test: 31 %1 = alloca %struct.S, align 2 32; CHECK: mov r1, r12 33; CHECK-NEXT: call #sret 34 call void @sret(%struct.S* nonnull sret %1) #3 35 ret void 36} 37 38define void @sret(%struct.S* noalias nocapture sret) #0 { 39; CHECK-LABEL: sret: 40; CHECK: mov &a, 0(r12) 41; CHECK: mov &b, 2(r12) 42; CHECK: mov &c, 4(r12) 43 %2 = getelementptr inbounds %struct.S, %struct.S* %0, i16 0, i32 0 44 %3 = load i16, i16* @a, align 2 45 store i16 %3, i16* %2, align 2 46 %4 = getelementptr inbounds %struct.S, %struct.S* %0, i16 0, i32 1 47 %5 = load i16, i16* @b, align 2 48 store i16 %5, i16* %4, align 2 49 %6 = getelementptr inbounds %struct.S, %struct.S* %0, i16 0, i32 2 50 %7 = load i16, i16* @c, align 2 51 store i16 %7, i16* %6, align 2 52 ret void 53} 54 55attributes #0 = { nounwind } 56