blob: 0d4e191c9509f203c5c8de4597fc6cae21dc3a47 [file] [log] [blame]
Jakob Stoklund Olesenf37812e2013-04-02 04:09:02 +00001; RUN: llc < %s -march=sparcv9 | FileCheck %s
2
3; CHECK: ret2:
4; CHECK: or %g0, %i1, %i0
5define i64 @ret2(i64 %a, i64 %b) {
6 ret i64 %b
7}
Jakob Stoklund Olesenc3ff3f42013-04-02 04:09:12 +00008
9; CHECK: shl_imm
10; CHECK: sllx %i0, 7, %i0
11define i64 @shl_imm(i64 %a) {
12 %x = shl i64 %a, 7
13 ret i64 %x
14}
15
16; CHECK: sra_reg
17; CHECK: srax %i0, %i1, %i0
18define i64 @sra_reg(i64 %a, i64 %b) {
19 %x = ashr i64 %a, %b
20 ret i64 %x
21}
Jakob Stoklund Olesen39e75542013-04-02 04:09:17 +000022
23; Immediate materialization. Many of these patterns could actually be merged
24; into the restore instruction:
25;
26; restore %g0, %g0, %o0
27;
28; CHECK: ret_imm0
29; CHECK: or %g0, %g0, %i0
30define i64 @ret_imm0() {
31 ret i64 0
32}
33
34; CHECK: ret_simm13
35; CHECK: or %g0, -4096, %i0
36define i64 @ret_simm13() {
37 ret i64 -4096
38}
39
40; CHECK: ret_sethi
41; CHECK: sethi 4, %i0
42; CHECK-NOT: or
43; CHECK: restore
44define i64 @ret_sethi() {
45 ret i64 4096
46}
47
48; CHECK: ret_sethi
49; CHECK: sethi 4, [[R:%[goli][0-7]]]
50; CHECK: or [[R]], 1, %i0
51define i64 @ret_sethi_or() {
52 ret i64 4097
53}
54
55; CHECK: ret_nimm33
56; CHECK: sethi 4, [[R:%[goli][0-7]]]
57; CHECK: xor [[R]], -4, %i0
58define i64 @ret_nimm33() {
59 ret i64 -4100
60}
61
62; CHECK: ret_bigimm
63; CHECK: sethi
64; CHECK: sethi
65define i64 @ret_bigimm() {
66 ret i64 6800754272627607872
67}
Jakob Stoklund Olesen73c5f802013-04-02 04:09:23 +000068
69; CHECK: reg_reg_alu
70; CHECK: add %i0, %i1, [[R0:%[goli][0-7]]]
71; CHECK: sub [[R0]], %i2, [[R1:%[goli][0-7]]]
72; CHECK: andn [[R1]], %i0, %i0
73define i64 @reg_reg_alu(i64 %x, i64 %y, i64 %z) {
74 %a = add i64 %x, %y
75 %b = sub i64 %a, %z
76 %c = xor i64 %x, -1
77 %d = and i64 %b, %c
78 ret i64 %d
79}
80
81; CHECK: reg_imm_alu
82; CHECK: add %i0, -5, [[R0:%[goli][0-7]]]
83; CHECK: xor [[R0]], 2, %i0
84define i64 @reg_imm_alu(i64 %x, i64 %y, i64 %z) {
85 %a = add i64 %x, -5
86 %b = xor i64 %a, 2
87 ret i64 %b
88}
Jakob Stoklund Olesen61ed5dd2013-04-02 04:09:28 +000089
90; CHECK: loads
91; CHECK: ldx [%i0]
92; CHECK: stx %
93; CHECK: ld [%i1]
94; CHECK: st %
95; CHECK: ldsw [%i2]
96; CHECK: stx %
97; CHECK: ldsh [%i3]
98; CHECK: sth %
99define i64 @loads(i64* %p, i32* %q, i32* %r, i16* %s) {
100 %a = load i64* %p
101 %ai = add i64 1, %a
102 store i64 %ai, i64* %p
103 %b = load i32* %q
104 %b2 = zext i32 %b to i64
105 %bi = trunc i64 %ai to i32
106 store i32 %bi, i32* %q
107 %c = load i32* %r
108 %c2 = sext i32 %c to i64
109 store i64 %ai, i64* %p
110 %d = load i16* %s
111 %d2 = sext i16 %d to i64
112 %di = trunc i64 %ai to i16
113 store i16 %di, i16* %s
114
115 %x1 = add i64 %a, %b2
116 %x2 = add i64 %c2, %d2
117 %x3 = add i64 %x1, %x2
118 ret i64 %x3
119}
120
121; CHECK: stores
122; CHECK: ldx [%i0+8], [[R:%[goli][0-7]]]
123; CHECK: stx [[R]], [%i0+16]
124; CHECK: st [[R]], [%i1+-8]
125; CHECK: sth [[R]], [%i2+40]
126; CHECK: stb [[R]], [%i3+-20]
127define void @stores(i64* %p, i32* %q, i16* %r, i8* %s) {
128 %p1 = getelementptr i64* %p, i64 1
129 %p2 = getelementptr i64* %p, i64 2
130 %pv = load i64* %p1
131 store i64 %pv, i64* %p2
132
133 %q2 = getelementptr i32* %q, i32 -2
134 %qv = trunc i64 %pv to i32
135 store i32 %qv, i32* %q2
136
137 %r2 = getelementptr i16* %r, i16 20
138 %rv = trunc i64 %pv to i16
139 store i16 %rv, i16* %r2
140
141 %s2 = getelementptr i8* %s, i8 -20
142 %sv = trunc i64 %pv to i8
143 store i8 %sv, i8* %s2
144
145 ret void
146}