1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=avr --mcpu=atmega328 -O0 -verify-machineinstrs \
3 ; RUN: | FileCheck -check-prefix=CHECK-O0 %s
4 ; RUN: llc < %s -mtriple=avr --mcpu=atmega328 -O3 -verify-machineinstrs \
5 ; RUN: | FileCheck -check-prefix=CHECK-O3 %s
7 @arr0 = addrspace(1) constant [4 x i16] [i16 123, i16 234, i16 456, i16 67], align 1
8 @arr1 = addrspace(1) constant [4 x i8] c"ABCD", align 1
10 define i16 @foo0(i16 %a) addrspace(1) {
11 ; CHECK-O0-LABEL: foo0:
12 ; CHECK-O0: ; %bb.0: ; %entry
13 ; CHECK-O0-NEXT: push r28
14 ; CHECK-O0-NEXT: push r29
15 ; CHECK-O0-NEXT: in r28, 61
16 ; CHECK-O0-NEXT: in r29, 62
17 ; CHECK-O0-NEXT: sbiw r28, 2
18 ; CHECK-O0-NEXT: in r0, 63
20 ; CHECK-O0-NEXT: out 62, r29
21 ; CHECK-O0-NEXT: out 63, r0
22 ; CHECK-O0-NEXT: out 61, r28
23 ; CHECK-O0-NEXT: std Y+1, r24
24 ; CHECK-O0-NEXT: std Y+2, r25
25 ; CHECK-O0-NEXT: ldd r30, Y+1
26 ; CHECK-O0-NEXT: ldd r31, Y+2
27 ; CHECK-O0-NEXT: lsl r30
28 ; CHECK-O0-NEXT: rol r31
29 ; CHECK-O0-NEXT: subi r30, lo8(-(arr0))
30 ; CHECK-O0-NEXT: sbci r31, hi8(-(arr0))
31 ; CHECK-O0-NEXT: lpm r24, Z+
32 ; CHECK-O0-NEXT: lpm r25, Z
33 ; CHECK-O0-NEXT: adiw r28, 2
34 ; CHECK-O0-NEXT: in r0, 63
36 ; CHECK-O0-NEXT: out 62, r29
37 ; CHECK-O0-NEXT: out 63, r0
38 ; CHECK-O0-NEXT: out 61, r28
39 ; CHECK-O0-NEXT: pop r29
40 ; CHECK-O0-NEXT: pop r28
43 ; CHECK-O3-LABEL: foo0:
44 ; CHECK-O3: ; %bb.0: ; %entry
45 ; CHECK-O3-NEXT: push r28
46 ; CHECK-O3-NEXT: push r29
47 ; CHECK-O3-NEXT: in r28, 61
48 ; CHECK-O3-NEXT: in r29, 62
49 ; CHECK-O3-NEXT: sbiw r28, 2
50 ; CHECK-O3-NEXT: in r0, 63
52 ; CHECK-O3-NEXT: out 62, r29
53 ; CHECK-O3-NEXT: out 63, r0
54 ; CHECK-O3-NEXT: out 61, r28
55 ; CHECK-O3-NEXT: std Y+1, r24
56 ; CHECK-O3-NEXT: std Y+2, r25
57 ; CHECK-O3-NEXT: lsl r24
58 ; CHECK-O3-NEXT: rol r25
59 ; CHECK-O3-NEXT: subi r24, lo8(-(arr0))
60 ; CHECK-O3-NEXT: sbci r25, hi8(-(arr0))
61 ; CHECK-O3-NEXT: movw r30, r24
62 ; CHECK-O3-NEXT: lpm r24, Z+
63 ; CHECK-O3-NEXT: lpm r25, Z
64 ; CHECK-O3-NEXT: adiw r28, 2
65 ; CHECK-O3-NEXT: in r0, 63
67 ; CHECK-O3-NEXT: out 62, r29
68 ; CHECK-O3-NEXT: out 63, r0
69 ; CHECK-O3-NEXT: out 61, r28
70 ; CHECK-O3-NEXT: pop r29
71 ; CHECK-O3-NEXT: pop r28
74 %a.addr = alloca i16, align 1
75 store i16 %a, i16* %a.addr, align 1
76 %0 = load i16, i16* %a.addr, align 1
77 %arrayidx = getelementptr inbounds [4 x i16], [4 x i16] addrspace(1)* @arr0, i16 0, i16 %0
78 %1 = load i16, i16 addrspace(1)* %arrayidx, align 1
82 define i8 @foo1(i16 %a) addrspace(1) {
83 ; CHECK-O0-LABEL: foo1:
84 ; CHECK-O0: ; %bb.0: ; %entry
85 ; CHECK-O0-NEXT: push r28
86 ; CHECK-O0-NEXT: push r29
87 ; CHECK-O0-NEXT: in r28, 61
88 ; CHECK-O0-NEXT: in r29, 62
89 ; CHECK-O0-NEXT: sbiw r28, 2
90 ; CHECK-O0-NEXT: in r0, 63
92 ; CHECK-O0-NEXT: out 62, r29
93 ; CHECK-O0-NEXT: out 63, r0
94 ; CHECK-O0-NEXT: out 61, r28
95 ; CHECK-O0-NEXT: std Y+1, r24
96 ; CHECK-O0-NEXT: std Y+2, r25
97 ; CHECK-O0-NEXT: ldd r30, Y+1
98 ; CHECK-O0-NEXT: ldd r31, Y+2
99 ; CHECK-O0-NEXT: subi r30, lo8(-(arr1))
100 ; CHECK-O0-NEXT: sbci r31, hi8(-(arr1))
101 ; CHECK-O0-NEXT: lpm r24, Z
102 ; CHECK-O0-NEXT: adiw r28, 2
103 ; CHECK-O0-NEXT: in r0, 63
105 ; CHECK-O0-NEXT: out 62, r29
106 ; CHECK-O0-NEXT: out 63, r0
107 ; CHECK-O0-NEXT: out 61, r28
108 ; CHECK-O0-NEXT: pop r29
109 ; CHECK-O0-NEXT: pop r28
112 ; CHECK-O3-LABEL: foo1:
113 ; CHECK-O3: ; %bb.0: ; %entry
114 ; CHECK-O3-NEXT: push r28
115 ; CHECK-O3-NEXT: push r29
116 ; CHECK-O3-NEXT: in r28, 61
117 ; CHECK-O3-NEXT: in r29, 62
118 ; CHECK-O3-NEXT: sbiw r28, 2
119 ; CHECK-O3-NEXT: in r0, 63
121 ; CHECK-O3-NEXT: out 62, r29
122 ; CHECK-O3-NEXT: out 63, r0
123 ; CHECK-O3-NEXT: out 61, r28
124 ; CHECK-O3-NEXT: std Y+1, r24
125 ; CHECK-O3-NEXT: std Y+2, r25
126 ; CHECK-O3-NEXT: subi r24, lo8(-(arr1))
127 ; CHECK-O3-NEXT: sbci r25, hi8(-(arr1))
128 ; CHECK-O3-NEXT: movw r30, r24
129 ; CHECK-O3-NEXT: lpm r24, Z
130 ; CHECK-O3-NEXT: adiw r28, 2
131 ; CHECK-O3-NEXT: in r0, 63
133 ; CHECK-O3-NEXT: out 62, r29
134 ; CHECK-O3-NEXT: out 63, r0
135 ; CHECK-O3-NEXT: out 61, r28
136 ; CHECK-O3-NEXT: pop r29
137 ; CHECK-O3-NEXT: pop r28
140 %a.addr = alloca i16, align 1
141 store i16 %a, i16* %a.addr, align 1
142 %0 = load i16, i16* %a.addr, align 1
143 %arrayidx = getelementptr inbounds [4 x i8], [4 x i8] addrspace(1)* @arr1, i16 0, i16 %0
144 %1 = load i8, i8 addrspace(1)* %arrayidx, align 1