mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-22 07:32:48 +00:00
44 lines
1.1 KiB
LLVM
44 lines
1.1 KiB
LLVM
|
; RUN: llc < %s -march=xcore | FileCheck %s
|
||
|
|
|
||
|
|
%0 = type { i32, i32, i32, i32 }
|
||
|
|
%1 = type { i32, i32, i32, i32, i32 }
|
||
|
|
|
||
|
|
; Structs of 4 words can be returned in registers
|
||
|
|
define internal fastcc %0 @ReturnBigStruct() nounwind readnone {
|
||
|
|
entry:
|
||
|
|
%0 = insertvalue %0 zeroinitializer, i32 12, 0
|
||
|
|
%1 = insertvalue %0 %0, i32 24, 1
|
||
|
|
%2 = insertvalue %0 %1, i32 48, 2
|
||
|
|
%3 = insertvalue %0 %2, i32 24601, 3
|
||
|
|
ret %0 %3
|
||
|
|
}
|
||
|
|
; CHECK: ReturnBigStruct:
|
||
|
|
; CHECK: ldc r0, 12
|
||
|
|
; CHECK: ldc r1, 24
|
||
|
|
; CHECK: ldc r2, 48
|
||
|
|
; CHECK: ldc r3, 24601
|
||
|
|
; CHECK: retsp 0
|
||
|
|
|
||
|
|
; Structs bigger than 4 words are returned via a hidden hidden sret-parameter
|
||
|
|
define internal fastcc %1 @ReturnBigStruct2() nounwind readnone {
|
||
|
|
entry:
|
||
|
|
%0 = insertvalue %1 zeroinitializer, i32 12, 0
|
||
|
|
%1 = insertvalue %1 %0, i32 24, 1
|
||
|
|
%2 = insertvalue %1 %1, i32 48, 2
|
||
|
|
%3 = insertvalue %1 %2, i32 24601, 3
|
||
|
|
%4 = insertvalue %1 %3, i32 4321, 4
|
||
|
|
ret %1 %4
|
||
|
|
}
|
||
|
|
; CHECK: ReturnBigStruct2:
|
||
|
|
; CHECK: ldc r1, 4321
|
||
|
|
; CHECK: stw r1, r0[4]
|
||
|
|
; CHECK: ldc r1, 24601
|
||
|
|
; CHECK: stw r1, r0[3]
|
||
|
|
; CHECK: ldc r1, 48
|
||
|
|
; CHECK: stw r1, r0[2]
|
||
|
|
; CHECK: ldc r1, 24
|
||
|
|
; CHECK: stw r1, r0[1]
|
||
|
|
; CHECK: ldc r1, 12
|
||
|
|
; CHECK: stw r1, r0[0]
|
||
|
|
; CHECK: retsp 0
|