1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 -verify-machineinstrs | FileCheck %s
4 define i32 @fun0(i32 %n) #0 {
7 ; CHECK-NEXT: stmg %r11, %r15, 88(%r15)
8 ; CHECK-NEXT: .cfi_offset %r11, -72
9 ; CHECK-NEXT: .cfi_offset %r15, -40
10 ; CHECK-NEXT: aghi %r15, -160
11 ; CHECK-NEXT: .cfi_def_cfa_offset 320
12 ; CHECK-NEXT: lgr %r11, %r15
13 ; CHECK-NEXT: .cfi_def_cfa_register %r11
14 ; CHECK-NEXT: # kill: def $r2l killed $r2l def $r2d
15 ; CHECK-NEXT: risbgn %r1, %r2, 30, 189, 2
16 ; CHECK-NEXT: la %r0, 7(%r1)
17 ; CHECK-NEXT: risbgn %r1, %r0, 29, 188, 0
18 ; CHECK-NEXT: clgfi %r1, 4096
19 ; CHECK-NEXT: jl .LBB0_2
20 ; CHECK-NEXT: .LBB0_1: # =>This Inner Loop Header: Depth=1
21 ; CHECK-NEXT: slgfi %r1, 4096
22 ; CHECK-NEXT: slgfi %r15, 4096
23 ; CHECK-NEXT: cg %r15, 4088(%r15)
24 ; CHECK-NEXT: clgfi %r1, 4096
25 ; CHECK-NEXT: jhe .LBB0_1
26 ; CHECK-NEXT: .LBB0_2:
27 ; CHECK-NEXT: cgije %r1, 0, .LBB0_4
28 ; CHECK-NEXT: # %bb.3:
29 ; CHECK-NEXT: slgr %r15, %r1
30 ; CHECK-NEXT: cg %r15, -8(%r1,%r15)
31 ; CHECK-NEXT: .LBB0_4:
32 ; CHECK-NEXT: la %r1, 160(%r15)
33 ; CHECK-NEXT: lhi %r0, 1
34 ; CHECK-NEXT: sty %r0, 4792(%r1)
35 ; CHECK-NEXT: l %r2, 0(%r1)
36 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11)
39 %a = alloca i32, i32 %n
40 %b = getelementptr inbounds i32, ptr %a, i64 1198
41 store volatile i32 1, ptr %b
42 %c = load volatile i32, ptr %a
46 ; Probe size should be modulo stack alignment.
47 define i32 @fun1(i32 %n) #0 "stack-probe-size"="1250" {
50 ; CHECK-NEXT: stmg %r11, %r15, 88(%r15)
51 ; CHECK-NEXT: .cfi_offset %r11, -72
52 ; CHECK-NEXT: .cfi_offset %r15, -40
53 ; CHECK-NEXT: aghi %r15, -160
54 ; CHECK-NEXT: .cfi_def_cfa_offset 320
55 ; CHECK-NEXT: lgr %r11, %r15
56 ; CHECK-NEXT: .cfi_def_cfa_register %r11
57 ; CHECK-NEXT: # kill: def $r2l killed $r2l def $r2d
58 ; CHECK-NEXT: risbgn %r1, %r2, 30, 189, 2
59 ; CHECK-NEXT: la %r0, 7(%r1)
60 ; CHECK-NEXT: risbgn %r1, %r0, 29, 188, 0
61 ; CHECK-NEXT: clgfi %r1, 1248
62 ; CHECK-NEXT: jl .LBB1_2
63 ; CHECK-NEXT: .LBB1_1: # =>This Inner Loop Header: Depth=1
64 ; CHECK-NEXT: slgfi %r1, 1248
65 ; CHECK-NEXT: slgfi %r15, 1248
66 ; CHECK-NEXT: cg %r15, 1240(%r15)
67 ; CHECK-NEXT: clgfi %r1, 1248
68 ; CHECK-NEXT: jhe .LBB1_1
69 ; CHECK-NEXT: .LBB1_2:
70 ; CHECK-NEXT: cgije %r1, 0, .LBB1_4
71 ; CHECK-NEXT: # %bb.3:
72 ; CHECK-NEXT: slgr %r15, %r1
73 ; CHECK-NEXT: cg %r15, -8(%r1,%r15)
74 ; CHECK-NEXT: .LBB1_4:
75 ; CHECK-NEXT: la %r1, 160(%r15)
76 ; CHECK-NEXT: lhi %r0, 1
77 ; CHECK-NEXT: sty %r0, 4792(%r1)
78 ; CHECK-NEXT: l %r2, 0(%r1)
79 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11)
81 %a = alloca i32, i32 %n
82 %b = getelementptr inbounds i32, ptr %a, i64 1198
83 store volatile i32 1, ptr %b
84 %c = load volatile i32, ptr %a
88 ; The minimum probe size is the stack alignment.
89 define i32 @fun2(i32 %n) #0 "stack-probe-size"="4" {
92 ; CHECK-NEXT: stmg %r11, %r15, 88(%r15)
93 ; CHECK-NEXT: .cfi_offset %r11, -72
94 ; CHECK-NEXT: .cfi_offset %r15, -40
95 ; CHECK-NEXT: lgr %r0, %r15
96 ; CHECK-NEXT: .cfi_def_cfa_register %r0
97 ; CHECK-NEXT: aghi %r0, -160
98 ; CHECK-NEXT: .cfi_def_cfa_offset 320
99 ; CHECK-NEXT: .LBB2_1: # =>This Inner Loop Header: Depth=1
100 ; CHECK-NEXT: aghi %r15, -8
101 ; CHECK-NEXT: cg %r0, 0(%r15)
102 ; CHECK-NEXT: clgrjh %r15, %r0, .LBB2_1
103 ; CHECK-NEXT: # %bb.2:
104 ; CHECK-NEXT: .cfi_def_cfa_register %r15
105 ; CHECK-NEXT: lgr %r11, %r15
106 ; CHECK-NEXT: .cfi_def_cfa_register %r11
107 ; CHECK-NEXT: # kill: def $r2l killed $r2l def $r2d
108 ; CHECK-NEXT: risbgn %r1, %r2, 30, 189, 2
109 ; CHECK-NEXT: la %r0, 7(%r1)
110 ; CHECK-NEXT: risbgn %r1, %r0, 29, 188, 0
111 ; CHECK-NEXT: clgijl %r1, 8, .LBB2_4
112 ; CHECK-NEXT: .LBB2_3: # =>This Inner Loop Header: Depth=1
113 ; CHECK-NEXT: slgfi %r1, 8
114 ; CHECK-NEXT: slgfi %r15, 8
115 ; CHECK-NEXT: cg %r15, 0(%r15)
116 ; CHECK-NEXT: clgijhe %r1, 8, .LBB2_3
117 ; CHECK-NEXT: .LBB2_4:
118 ; CHECK-NEXT: cgije %r1, 0, .LBB2_6
119 ; CHECK-NEXT: # %bb.5:
120 ; CHECK-NEXT: slgr %r15, %r1
121 ; CHECK-NEXT: cg %r15, -8(%r1,%r15)
122 ; CHECK-NEXT: .LBB2_6:
123 ; CHECK-NEXT: la %r1, 160(%r15)
124 ; CHECK-NEXT: lhi %r0, 1
125 ; CHECK-NEXT: sty %r0, 4792(%r1)
126 ; CHECK-NEXT: l %r2, 0(%r1)
127 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11)
128 ; CHECK-NEXT: br %r14
129 %a = alloca i32, i32 %n
130 %b = getelementptr inbounds i32, ptr %a, i64 1198
131 store volatile i32 1, ptr %b
132 %c = load volatile i32, ptr %a
136 attributes #0 = {"probe-stack"="inline-asm"}