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-a0:16:16" 4target triple = "msp430---elf" 5 6define void @test() #0 { 7entry: 8; CHECK: test: 9 10; CHECK: mov #1, r12 11; CHECK: call #f_i16 12 call void @f_i16(i16 1) 13 14; CHECK: mov #772, r12 15; CHECK: mov #258, r13 16; CHECK: call #f_i32 17 call void @f_i32(i32 16909060) 18 19; CHECK: mov #1800, r12 20; CHECK: mov #1286, r13 21; CHECK: mov #772, r14 22; CHECK: mov #258, r15 23; CHECK: call #f_i64 24 call void @f_i64(i64 72623859790382856) 25 26; CHECK: mov #772, r12 27; CHECK: mov #258, r13 28; CHECK: mov #1800, r14 29; CHECK: mov #1286, r15 30; CHECK: call #f_i32_i32 31 call void @f_i32_i32(i32 16909060, i32 84281096) 32 33; CHECK: mov #1, r12 34; CHECK: mov #772, r13 35; CHECK: mov #258, r14 36; CHECK: mov #2, r15 37; CHECK: call #f_i16_i32_i16 38 call void @f_i16_i32_i16(i16 1, i32 16909060, i16 2) 39 40; CHECK: mov #1286, 0(r1) 41; CHECK: mov #1, r12 42; CHECK: mov #772, r13 43; CHECK: mov #258, r14 44; CHECK: mov #1800, r15 45; CHECK: call #f_i16_i32_i32 46 call void @f_i16_i32_i32(i16 1, i32 16909060, i32 84281096) 47 48; CHECK: mov #258, 6(r1) 49; CHECK: mov #772, 4(r1) 50; CHECK: mov #1286, 2(r1) 51; CHECK: mov #1800, 0(r1) 52; CHECK: mov #1, r12 53; CHECK: mov #2, r13 54; CHECK: call #f_i16_i64_i16 55 call void @f_i16_i64_i16(i16 1, i64 72623859790382856, i16 2) 56 57; Check that r15 is not used and the last i32 argument passed through the stack. 58; CHECK: mov #258, 10(r1) 59; CHECK: mov #772, 8(r1) 60; CHECK: mov #258, 6(r1) 61; CHECK: mov #772, 4(r1) 62; CHECK: mov #1286, 2(r1) 63; CHECK: mov #1800, 0(r1) 64; CHECK: mov #1, r12 65; CHECK: mov #772, r13 66; CHECK: mov #258, r14 67 call void @f_i16_i64_i32_i32(i16 1, i64 72623859790382856, i32 16909060, i32 16909060) 68 69; CHECK: mov #258, 6(r1) 70; CHECK: mov #772, 4(r1) 71; CHECK: mov #1286, 2(r1) 72; CHECK: mov #1800, 0(r1) 73; CHECK: mov #1800, r12 74; CHECK: mov #1286, r13 75; CHECK: mov #772, r14 76; CHECK: mov #258, r15 77; CHECK: call #f_i64_i64 78 call void @f_i64_i64(i64 72623859790382856, i64 72623859790382856) 79 80 ret void 81} 82 83@g_i16 = common global i16 0, align 2 84@g_i32 = common global i32 0, align 2 85@g_i64 = common global i64 0, align 2 86 87define void @f_i16(i16 %a) #0 { 88; CHECK: f_i16: 89; CHECK: mov r12, &g_i16 90 store volatile i16 %a, i16* @g_i16, align 2 91 ret void 92} 93 94define void @f_i32(i32 %a) #0 { 95; CHECK: f_i32: 96; CHECK: mov r13, &g_i32+2 97; CHECK: mov r12, &g_i32 98 store volatile i32 %a, i32* @g_i32, align 2 99 ret void 100} 101 102define void @f_i64(i64 %a) #0 { 103; CHECK: f_i64: 104; CHECK: mov r15, &g_i64+6 105; CHECK: mov r14, &g_i64+4 106; CHECK: mov r13, &g_i64+2 107; CHECK: mov r12, &g_i64 108 store volatile i64 %a, i64* @g_i64, align 2 109 ret void 110} 111 112define void @f_i32_i32(i32 %a, i32 %b) #0 { 113; CHECK: f_i32_i32: 114; CHECK: mov r13, &g_i32+2 115; CHECK: mov r12, &g_i32 116 store volatile i32 %a, i32* @g_i32, align 2 117; CHECK: mov r15, &g_i32+2 118; CHECK: mov r14, &g_i32 119 store volatile i32 %b, i32* @g_i32, align 2 120 ret void 121} 122 123define void @f_i16_i32_i32(i16 %a, i32 %b, i32 %c) #0 { 124; CHECK: f_i16_i32_i32: 125; CHECK: mov r12, &g_i16 126 store volatile i16 %a, i16* @g_i16, align 2 127; CHECK: mov r14, &g_i32+2 128; CHECK: mov r13, &g_i32 129 store volatile i32 %b, i32* @g_i32, align 2 130; CHECK: mov r15, &g_i32 131; CHECK: mov 4(r4), &g_i32+2 132 store volatile i32 %c, i32* @g_i32, align 2 133 ret void 134} 135 136define void @f_i16_i32_i16(i16 %a, i32 %b, i16 %c) #0 { 137; CHECK: f_i16_i32_i16: 138; CHECK: mov r12, &g_i16 139 store volatile i16 %a, i16* @g_i16, align 2 140; CHECK: mov r14, &g_i32+2 141; CHECK: mov r13, &g_i32 142 store volatile i32 %b, i32* @g_i32, align 2 143; CHECK: mov r15, &g_i16 144 store volatile i16 %c, i16* @g_i16, align 2 145 ret void 146} 147 148define void @f_i16_i64_i16(i16 %a, i64 %b, i16 %c) #0 { 149; CHECK: f_i16_i64_i16: 150; CHECK: mov r12, &g_i16 151 store volatile i16 %a, i16* @g_i16, align 2 152;CHECK: mov 10(r4), &g_i64+6 153;CHECK: mov 8(r4), &g_i64+4 154;CHECK: mov 6(r4), &g_i64+2 155;CHECK: mov 4(r4), &g_i64 156 store volatile i64 %b, i64* @g_i64, align 2 157;CHECK: mov r13, &g_i16 158 store volatile i16 %c, i16* @g_i16, align 2 159 ret void 160} 161 162define void @f_i64_i64(i64 %a, i64 %b) #0 { 163; CHECK: f_i64_i64: 164; CHECK: mov r15, &g_i64+6 165; CHECK: mov r14, &g_i64+4 166; CHECK: mov r13, &g_i64+2 167; CHECK: mov r12, &g_i64 168 store volatile i64 %a, i64* @g_i64, align 2 169; CHECK-DAG: mov 10(r4), &g_i64+6 170; CHECK-DAG: mov 8(r4), &g_i64+4 171; CHECK-DAG: mov 6(r4), &g_i64+2 172; CHECK-DAG: mov 4(r4), &g_i64 173 store volatile i64 %b, i64* @g_i64, align 2 174 ret void 175} 176 177define void @f_i16_i64_i32_i32(i16 %a, i64 %b, i32 %c, i32 %d) #0 { 178; CHECK-LABEL: f_i16_i64_i32_i32: 179; CHECK: mov r12, &g_i16 180 store volatile i16 %a, i16* @g_i16, align 2 181; CHECK: mov 10(r4), &g_i64+6 182; CHECK: mov 8(r4), &g_i64+4 183; CHECK: mov 6(r4), &g_i64+2 184; CHECK: mov 4(r4), &g_i64 185 store volatile i64 %b, i64* @g_i64, align 2 186; CHECK: mov r14, &g_i32+2 187; CHECK: mov r13, &g_i32 188 store volatile i32 %c, i32* @g_i32, align 2 189; CHECK: mov 14(r4), &g_i32+2 190; CHECK: mov 12(r4), &g_i32 191 store volatile i32 %d, i32* @g_i32, align 2 192 ret void 193} 194; MSP430 EABI p. 6.3 195; For helper functions which take two long long arguments 196; the first argument is passed in R8::R11 and the second argument 197; is in R12::R15. 198 199@g_i64_2 = common global i64 0, align 2 200 201define i64 @helper_call_i64() #0 { 202 %1 = load i64, i64* @g_i64, align 2 203 %2 = load i64, i64* @g_i64_2, align 2 204; CHECK-LABEL: helper_call_i64: 205; CHECK: mov &g_i64, r8 206; CHECK: mov &g_i64+2, r9 207; CHECK: mov &g_i64+4, r10 208; CHECK: mov &g_i64+6, r11 209; CHECK: mov &g_i64_2, r12 210; CHECK: mov &g_i64_2+2, r13 211; CHECK: mov &g_i64_2+4, r14 212; CHECK: mov &g_i64_2+6, r15 213; CHECK: call #__mspabi_divlli 214 %3 = sdiv i64 %1, %2 215 ret i64 %3 216} 217 218attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } 219