1 ; RUN: llc < %s -mtriple=thumb-linux-androideabi -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-android
2 ; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-linux
3 ; RUN: llc < %s -mtriple=thumb-linux-androideabi -filetype=obj
4 ; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -filetype=obj
7 ; Just to prevent the alloca from being optimized away
8 declare void @dummy_use(i32*, i32)
10 define void @test_basic() #0 {
11 %mem = alloca i32, i32 10
12 call void @dummy_use (i32* %mem, i32 10)
15 ; Thumb-android: test_basic:
17 ; Thumb-android: push {r4, r5}
18 ; Thumb-android-NEXT: mov r5, sp
19 ; Thumb-android-NEXT: ldr r4, .LCPI0_0
20 ; Thumb-android-NEXT: ldr r4, [r4]
21 ; Thumb-android-NEXT: cmp r4, r5
22 ; Thumb-android-NEXT: blo .LBB0_2
24 ; Thumb-android: mov r4, #48
25 ; Thumb-android-NEXT: mov r5, #0
26 ; Thumb-android-NEXT: push {lr}
27 ; Thumb-android-NEXT: bl __morestack
28 ; Thumb-android-NEXT: pop {r4}
29 ; Thumb-android-NEXT: mov lr, r4
30 ; Thumb-android-NEXT: pop {r4, r5}
31 ; Thumb-android-NEXT: bx lr
33 ; Thumb-android: pop {r4, r5}
35 ; Thumb-linux: test_basic:
37 ; Thumb-linux: push {r4, r5}
38 ; Thumb-linux-NEXT: mov r5, sp
39 ; Thumb-linux-NEXT: ldr r4, .LCPI0_0
40 ; Thumb-linux-NEXT: ldr r4, [r4]
41 ; Thumb-linux-NEXT: cmp r4, r5
42 ; Thumb-linux-NEXT: blo .LBB0_2
44 ; Thumb-linux: mov r4, #48
45 ; Thumb-linux-NEXT: mov r5, #0
46 ; Thumb-linux-NEXT: push {lr}
47 ; Thumb-linux-NEXT: bl __morestack
48 ; Thumb-linux-NEXT: pop {r4}
49 ; Thumb-linux-NEXT: mov lr, r4
50 ; Thumb-linux-NEXT: pop {r4, r5}
51 ; Thumb-linux-NEXT: bx lr
53 ; Thumb-linux: pop {r4, r5}
57 define i32 @test_nested(i32 * nest %closure, i32 %other) #0 {
58 %addend = load i32 , i32 * %closure
59 %result = add i32 %other, %addend
60 %mem = alloca i32, i32 10
61 call void @dummy_use (i32* %mem, i32 10)
64 ; Thumb-android: test_nested:
66 ; Thumb-android: push {r4, r5}
67 ; Thumb-android-NEXT: mov r5, sp
68 ; Thumb-android-NEXT: ldr r4, .LCPI1_0
69 ; Thumb-android-NEXT: ldr r4, [r4]
70 ; Thumb-android-NEXT: cmp r4, r5
71 ; Thumb-android-NEXT: blo .LBB1_2
73 ; Thumb-android: mov r4, #56
74 ; Thumb-android-NEXT: mov r5, #0
75 ; Thumb-android-NEXT: push {lr}
76 ; Thumb-android-NEXT: bl __morestack
77 ; Thumb-android-NEXT: pop {r4}
78 ; Thumb-android-NEXT: mov lr, r4
79 ; Thumb-android-NEXT: pop {r4, r5}
80 ; Thumb-android-NEXT: bx lr
82 ; Thumb-android: pop {r4, r5}
84 ; Thumb-linux: test_nested:
86 ; Thumb-linux: push {r4, r5}
87 ; Thumb-linux-NEXT: mov r5, sp
88 ; Thumb-linux-NEXT: ldr r4, .LCPI1_0
89 ; Thumb-linux-NEXT: ldr r4, [r4]
90 ; Thumb-linux-NEXT: cmp r4, r5
91 ; Thumb-linux-NEXT: blo .LBB1_2
93 ; Thumb-linux: mov r4, #56
94 ; Thumb-linux-NEXT: mov r5, #0
95 ; Thumb-linux-NEXT: push {lr}
96 ; Thumb-linux-NEXT: bl __morestack
97 ; Thumb-linux-NEXT: pop {r4}
98 ; Thumb-linux-NEXT: mov lr, r4
99 ; Thumb-linux-NEXT: pop {r4, r5}
100 ; Thumb-linux-NEXT: bx lr
102 ; Thumb-linux: pop {r4, r5}
106 define void @test_large() #0 {
107 %mem = alloca i32, i32 10000
108 call void @dummy_use (i32* %mem, i32 0)
111 ; Thumb-android: test_large:
113 ; Thumb-android: push {r4, r5}
114 ; Thumb-android-NEXT: mov r5, sp
115 ; Thumb-android-NEXT: sub r5, #40192
116 ; Thumb-android-NEXT: ldr r4, .LCPI2_2
117 ; Thumb-android-NEXT: ldr r4, [r4]
118 ; Thumb-android-NEXT: cmp r4, r5
119 ; Thumb-android-NEXT: blo .LBB2_2
121 ; Thumb-android: mov r4, #40192
122 ; Thumb-android-NEXT: mov r5, #0
123 ; Thumb-android-NEXT: push {lr}
124 ; Thumb-android-NEXT: bl __morestack
125 ; Thumb-android-NEXT: pop {r4}
126 ; Thumb-android-NEXT: mov lr, r4
127 ; Thumb-android-NEXT: pop {r4, r5}
128 ; Thumb-android-NEXT: bx lr
130 ; Thumb-android: pop {r4, r5}
132 ; Thumb-linux: test_large:
134 ; Thumb-linux: push {r4, r5}
135 ; Thumb-linux-NEXT: mov r5, sp
136 ; Thumb-linux-NEXT: sub r5, #40192
137 ; Thumb-linux-NEXT: ldr r4, .LCPI2_2
138 ; Thumb-linux-NEXT: ldr r4, [r4]
139 ; Thumb-linux-NEXT: cmp r4, r5
140 ; Thumb-linux-NEXT: blo .LBB2_2
142 ; Thumb-linux: mov r4, #40192
143 ; Thumb-linux-NEXT: mov r5, #0
144 ; Thumb-linux-NEXT: push {lr}
145 ; Thumb-linux-NEXT: bl __morestack
146 ; Thumb-linux-NEXT: pop {r4}
147 ; Thumb-linux-NEXT: mov lr, r4
148 ; Thumb-linux-NEXT: pop {r4, r5}
149 ; Thumb-linux-NEXT: bx lr
151 ; Thumb-linux: pop {r4, r5}
155 define fastcc void @test_fastcc() #0 {
156 %mem = alloca i32, i32 10
157 call void @dummy_use (i32* %mem, i32 10)
160 ; Thumb-android: test_fastcc:
162 ; Thumb-android: push {r4, r5}
163 ; Thumb-android-NEXT: mov r5, sp
164 ; Thumb-android-NEXT: ldr r4, .LCPI3_0
165 ; Thumb-android-NEXT: ldr r4, [r4]
166 ; Thumb-android-NEXT: cmp r4, r5
167 ; Thumb-android-NEXT: blo .LBB3_2
169 ; Thumb-android: mov r4, #48
170 ; Thumb-android-NEXT: mov r5, #0
171 ; Thumb-android-NEXT: push {lr}
172 ; Thumb-android-NEXT: bl __morestack
173 ; Thumb-android-NEXT: pop {r4}
174 ; Thumb-android-NEXT: mov lr, r4
175 ; Thumb-android-NEXT: pop {r4, r5}
176 ; Thumb-android-NEXT: bx lr
178 ; Thumb-android: pop {r4, r5}
180 ; Thumb-linux: test_fastcc:
182 ; Thumb-linux: push {r4, r5}
183 ; Thumb-linux-NEXT: mov r5, sp
184 ; Thumb-linux-NEXT: ldr r4, .LCPI3_0
185 ; Thumb-linux-NEXT: ldr r4, [r4]
186 ; Thumb-linux-NEXT: cmp r4, r5
187 ; Thumb-linux-NEXT: blo .LBB3_2
189 ; Thumb-linux: mov r4, #48
190 ; Thumb-linux-NEXT: mov r5, #0
191 ; Thumb-linux-NEXT: push {lr}
192 ; Thumb-linux-NEXT: bl __morestack
193 ; Thumb-linux-NEXT: pop {r4}
194 ; Thumb-linux-NEXT: mov lr, r4
195 ; Thumb-linux-NEXT: pop {r4, r5}
196 ; Thumb-linux-NEXT: bx lr
198 ; Thumb-linux: pop {r4, r5}
202 define fastcc void @test_fastcc_large() #0 {
203 %mem = alloca i32, i32 10000
204 call void @dummy_use (i32* %mem, i32 0)
207 ; Thumb-android: test_fastcc_large:
209 ; Thumb-android: push {r4, r5}
210 ; Thumb-android-NEXT: mov r5, sp
211 ; Thumb-android-NEXT: sub r5, #40192
212 ; Thumb-android-NEXT: ldr r4, .LCPI4_2
213 ; Thumb-android-NEXT: ldr r4, [r4]
214 ; Thumb-android-NEXT: cmp r4, r5
215 ; Thumb-android-NEXT: blo .LBB4_2
217 ; Thumb-android: mov r4, #40192
218 ; Thumb-android-NEXT: mov r5, #0
219 ; Thumb-android-NEXT: push {lr}
220 ; Thumb-android-NEXT: bl __morestack
221 ; Thumb-android-NEXT: pop {r4}
222 ; Thumb-android-NEXT: mov lr, r4
223 ; Thumb-android-NEXT: pop {r4, r5}
224 ; Thumb-android-NEXT: bx lr
226 ; Thumb-android: pop {r4, r5}
228 ; Thumb-linux: test_fastcc_large:
230 ; Thumb-linux: push {r4, r5}
231 ; Thumb-linux-NEXT: mov r5, sp
232 ; Thumb-linux-NEXT: sub r5, #40192
233 ; Thumb-linux-NEXT: ldr r4, .LCPI4_2
234 ; Thumb-linux-NEXT: ldr r4, [r4]
235 ; Thumb-linux-NEXT: cmp r4, r5
236 ; Thumb-linux-NEXT: blo .LBB4_2
238 ; Thumb-linux: mov r4, #40192
239 ; Thumb-linux-NEXT: mov r5, #0
240 ; Thumb-linux-NEXT: push {lr}
241 ; Thumb-linux-NEXT: bl __morestack
242 ; Thumb-linux-NEXT: pop {r4}
243 ; Thumb-linux-NEXT: mov lr, r4
244 ; Thumb-linux-NEXT: pop {r4, r5}
245 ; Thumb-linux-NEXT: bx lr
247 ; Thumb-linux: pop {r4, r5}
251 define void @test_nostack() #0 {
254 ; Thumb-android-LABEL: test_nostack:
255 ; Thumb-android-NOT: bl __morestack
257 ; Thumb-linux-LABEL: test_nostack:
258 ; Thumb-linux-NOT: bl __morestack
261 attributes #0 = { "split-stack" }