100 lines
2.9 KiB
LLVM
100 lines
2.9 KiB
LLVM
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; RUN: llc < %s -march=avr | FileCheck %s
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; CHECK-LABEL: ret_void_args_i8
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define void @ret_void_args_i8(i8 %a) {
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; CHECK: sts 4, r24
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store volatile i8 %a, i8* inttoptr (i64 4 to i8*)
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ret void
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}
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; CHECK-LABEL: ret_void_args_i8_i32
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define void @ret_void_args_i8_i32(i8 %a, i32 %b) {
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; CHECK: sts 4, r24
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store volatile i8 %a, i8* inttoptr (i64 4 to i8*)
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; CHECK-NEXT: sts 8, r23
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; CHECK-NEXT: sts 7, r22
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; CHECK-NEXT: sts 6, r21
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; CHECK-NEXT: sts 5, r20
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store volatile i32 %b, i32* inttoptr (i64 5 to i32*)
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ret void
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}
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; CHECK-LABEL: ret_void_args_i8_i8_i8_i8
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define void @ret_void_args_i8_i8_i8_i8(i8 %a, i8 %b, i8 %c, i8 %d) {
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; CHECK: sts 4, r24
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store volatile i8 %a, i8* inttoptr (i64 4 to i8*)
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; CHECK-NEXT: sts 5, r22
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store volatile i8 %b, i8* inttoptr (i64 5 to i8*)
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; CHECK-NEXT: sts 6, r20
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store volatile i8 %c, i8* inttoptr (i64 6 to i8*)
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; CHECK-NEXT: sts 7, r18
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store volatile i8 %d, i8* inttoptr (i64 7 to i8*)
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ret void
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}
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; CHECK-LABEL: ret_void_args_i32_16_i8
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define void @ret_void_args_i32_16_i8(i32 %a, i16 %b, i8 %c) {
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; CHECK: sts 7, r25
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; CHECK-NEXT: sts 6, r24
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; CHECK-NEXT: sts 5, r23
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; CHECK-NEXT: sts 4, r22
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store volatile i32 %a, i32* inttoptr (i64 4 to i32*)
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; CHECK-NEXT: sts 5, r21
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; CHECK-NEXT: sts 4, r20
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store volatile i16 %b, i16* inttoptr (i64 4 to i16*)
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; CHECK-NEXT: sts 4, r18
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store volatile i8 %c, i8* inttoptr (i64 4 to i8*)
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ret void
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}
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; CHECK-LABEL: ret_void_args_i64
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define void @ret_void_args_i64(i64 %a) {
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; CHECK: sts 11, r25
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; CHECK-NEXT: sts 10, r24
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; CHECK-NEXT: sts 9, r23
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; CHECK-NEXT: sts 8, r22
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; CHECK-NEXT: sts 7, r21
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; CHECK-NEXT: sts 6, r20
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; CHECK-NEXT: sts 5, r19
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; CHECK-NEXT: sts 4, r18
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store volatile i64 %a, i64* inttoptr (i64 4 to i64*)
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ret void
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}
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; CHECK-LABEL: ret_void_args_i64_i64
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define void @ret_void_args_i64_i64(i64 %a, i64 %b) {
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; CHECK-DAG: sts 11, r25
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; CHECK-DAG: sts 10, r24
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; CHECK-DAG: sts 9, r23
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; CHECK-DAG: sts 8, r22
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; CHECK-DAG: sts 7, r21
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; CHECK-DAG: sts 6, r20
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; CHECK-DAG: sts 5, r19
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; CHECK-DAG: sts 4, r18
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store volatile i64 %a, i64* inttoptr (i64 4 to i64*)
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; CHECK-DAG: sts 11, r17
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; CHECK-DAG: sts 10, r16
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; CHECK-DAG: sts 9, r15
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; CHECK-DAG: sts 8, r14
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; CHECK-DAG: sts 7, r13
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; CHECK-DAG: sts 6, r12
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; CHECK-DAG: sts 5, r11
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; CHECK-DAG: sts 4, r10
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store volatile i64 %b, i64* inttoptr (i64 4 to i64*)
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ret void
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}
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; This is exactly enough to hit the limit of what can be passed
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; completely in registers.
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; CHECK-LABEL: ret_void_args_i64_i64_i16
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define void @ret_void_args_i64_i64_i16(i64 %a, i64 %b, i16 %c) {
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; CHECK: sts 5, r9
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; CHECK-NEXT: sts 4, r8
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store volatile i16 %c, i16* inttoptr (i64 4 to i16*)
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ret void
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}
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