1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc --mtriple=loongarch32 -mattr=+d < %s | FileCheck %s --check-prefix=LA32
; RUN: llc --mtriple=loongarch64 -mattr=+d < %s | FileCheck %s --check-prefix=LA64
declare ptr @llvm.frameaddress(i32)
declare ptr @llvm.returnaddress(i32)
define ptr @test_frameaddress_0() nounwind {
; LA32-LABEL: test_frameaddress_0:
; LA32: # %bb.0:
; LA32-NEXT: addi.w $sp, $sp, -16
; LA32-NEXT: st.w $ra, $sp, 12 # 4-byte Folded Spill
; LA32-NEXT: st.w $fp, $sp, 8 # 4-byte Folded Spill
; LA32-NEXT: addi.w $fp, $sp, 16
; LA32-NEXT: move $a0, $fp
; LA32-NEXT: ld.w $fp, $sp, 8 # 4-byte Folded Reload
; LA32-NEXT: ld.w $ra, $sp, 12 # 4-byte Folded Reload
; LA32-NEXT: addi.w $sp, $sp, 16
; LA32-NEXT: ret
;
; LA64-LABEL: test_frameaddress_0:
; LA64: # %bb.0:
; LA64-NEXT: addi.d $sp, $sp, -16
; LA64-NEXT: st.d $ra, $sp, 8 # 8-byte Folded Spill
; LA64-NEXT: st.d $fp, $sp, 0 # 8-byte Folded Spill
; LA64-NEXT: addi.d $fp, $sp, 16
; LA64-NEXT: move $a0, $fp
; LA64-NEXT: ld.d $fp, $sp, 0 # 8-byte Folded Reload
; LA64-NEXT: ld.d $ra, $sp, 8 # 8-byte Folded Reload
; LA64-NEXT: addi.d $sp, $sp, 16
; LA64-NEXT: ret
%1 = call ptr @llvm.frameaddress(i32 0)
ret ptr %1
}
define ptr @test_frameaddress_2() nounwind {
; LA32-LABEL: test_frameaddress_2:
; LA32: # %bb.0:
; LA32-NEXT: addi.w $sp, $sp, -16
; LA32-NEXT: st.w $ra, $sp, 12 # 4-byte Folded Spill
; LA32-NEXT: st.w $fp, $sp, 8 # 4-byte Folded Spill
; LA32-NEXT: addi.w $fp, $sp, 16
; LA32-NEXT: ld.w $a0, $fp, -8
; LA32-NEXT: ld.w $a0, $a0, -8
; LA32-NEXT: ld.w $fp, $sp, 8 # 4-byte Folded Reload
; LA32-NEXT: ld.w $ra, $sp, 12 # 4-byte Folded Reload
; LA32-NEXT: addi.w $sp, $sp, 16
; LA32-NEXT: ret
;
; LA64-LABEL: test_frameaddress_2:
; LA64: # %bb.0:
; LA64-NEXT: addi.d $sp, $sp, -16
; LA64-NEXT: st.d $ra, $sp, 8 # 8-byte Folded Spill
; LA64-NEXT: st.d $fp, $sp, 0 # 8-byte Folded Spill
; LA64-NEXT: addi.d $fp, $sp, 16
; LA64-NEXT: ld.d $a0, $fp, -16
; LA64-NEXT: ld.d $a0, $a0, -16
; LA64-NEXT: ld.d $fp, $sp, 0 # 8-byte Folded Reload
; LA64-NEXT: ld.d $ra, $sp, 8 # 8-byte Folded Reload
; LA64-NEXT: addi.d $sp, $sp, 16
; LA64-NEXT: ret
%1 = call ptr @llvm.frameaddress(i32 2)
ret ptr %1
}
define ptr @test_returnaddress_0() nounwind {
; LA32-LABEL: test_returnaddress_0:
; LA32: # %bb.0:
; LA32-NEXT: move $a0, $ra
; LA32-NEXT: ret
;
; LA64-LABEL: test_returnaddress_0:
; LA64: # %bb.0:
; LA64-NEXT: move $a0, $ra
; LA64-NEXT: ret
%1 = call ptr @llvm.returnaddress(i32 0)
ret ptr %1
}
|
