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[AVR][test] Add a new test: functions with struct return type

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Reviewed By: dylanmckay

Differential Revision: https://reviews.llvm.org/D99239
This commit is contained in:
Ben Shi 2021-06-28 21:19:26 +08:00
parent ab7e4dfd0f
commit 20d7ad97af
1 changed files with 87 additions and 0 deletions
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test/CodeGen/AVR/struct.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=avr < %s | FileCheck %s --check-prefix=CHECKA
; RUN: llc -mtriple=avr -mattr=+movw < %s | FileCheck %s --check-prefix=CHECKB
%struct.s10 = type { i16, i16, i16, i16, i16 }
%struct.s06 = type { i16, i16, i16 }
%struct.s04 = type { i16, i16 }
define void @foo10(%struct.s10* sret(%struct.s10) %0, i16 %1, i16 %2, i16 %3) addrspace(1) {
; CHECKA-LABEL: foo10:
; CHECKA: ; %bb.0:
; CHECKA-NEXT: mov r30, r24
; CHECKA-NEXT: mov r31, r25
; CHECKA-NEXT: std Z+4, r22
; CHECKA-NEXT: std Z+5, r23
; CHECKA-NEXT: std Z+2, r20
; CHECKA-NEXT: std Z+3, r21
; CHECKA-NEXT: st Z, r18
; CHECKA-NEXT: std Z+1, r19
; CHECKA-NEXT: ret
;
; CHECKB-LABEL: foo10:
; CHECKB: ; %bb.0:
; CHECKB-NEXT: movw r30, r24
; CHECKB-NEXT: std Z+4, r22
; CHECKB-NEXT: std Z+5, r23
; CHECKB-NEXT: std Z+2, r20
; CHECKB-NEXT: std Z+3, r21
; CHECKB-NEXT: st Z, r18
; CHECKB-NEXT: std Z+1, r19
; CHECKB-NEXT: ret
%5 = getelementptr inbounds %struct.s10, %struct.s10* %0, i16 0, i32 0
store i16 %3, i16* %5
%6 = getelementptr inbounds %struct.s10, %struct.s10* %0, i16 0, i32 1
store i16 %2, i16* %6
%7 = getelementptr inbounds %struct.s10, %struct.s10* %0, i16 0, i32 2
store i16 %1, i16* %7
ret void
}
define %struct.s06 @foo06(i16 %0, i16 %1, i16 %2) addrspace(1) {
; CHECKA-LABEL: foo06:
; CHECKA: ; %bb.0:
; CHECKA-NEXT: mov r30, r20
; CHECKA-NEXT: mov r31, r21
; CHECKA-NEXT: mov r20, r22
; CHECKA-NEXT: mov r21, r23
; CHECKA-NEXT: mov r18, r24
; CHECKA-NEXT: mov r19, r25
; CHECKA-NEXT: mov r22, r30
; CHECKA-NEXT: mov r23, r31
; CHECKA-NEXT: ret
;
; CHECKB-LABEL: foo06:
; CHECKB: ; %bb.0:
; CHECKB-NEXT: movw r30, r20
; CHECKB-NEXT: movw r20, r22
; CHECKB-NEXT: movw r18, r24
; CHECKB-NEXT: movw r22, r30
; CHECKB-NEXT: ret
%4 = insertvalue %struct.s06 undef, i16 %0, 0
%5 = insertvalue %struct.s06 %4, i16 %1, 1
%6 = insertvalue %struct.s06 %5, i16 %2, 2
ret %struct.s06 %6
}
define %struct.s04 @foo04(i16 %0, i16 %1) addrspace(1) {
; CHECKA-LABEL: foo04:
; CHECKA: ; %bb.0:
; CHECKA-NEXT: mov r18, r22
; CHECKA-NEXT: mov r19, r23
; CHECKA-NEXT: mov r22, r24
; CHECKA-NEXT: mov r23, r25
; CHECKA-NEXT: mov r24, r18
; CHECKA-NEXT: mov r25, r19
; CHECKA-NEXT: ret
;
; CHECKB-LABEL: foo04:
; CHECKB: ; %bb.0:
; CHECKB-NEXT: movw r18, r22
; CHECKB-NEXT: movw r22, r24
; CHECKB-NEXT: movw r24, r18
; CHECKB-NEXT: ret
%3 = insertvalue %struct.s04 undef, i16 %0, 0
%4 = insertvalue %struct.s04 %3, i16 %1, 1
ret %struct.s04 %4
}