1 //RUN: llvm-mc -triple=aarch64-linux-gnu %s | FileCheck %s
4 // Check that large constants are converted to ldr from constant pool
7 .section a, "ax", @progbits
11 // CHECK: movz x0, #0x1234
13 // CHECK: movz w1, #0x4567
15 // CHECK: movz x0, #0x1234, lsl #16
17 // CHECK: movz w1, #0x4567, lsl #16
18 ldr x0, =0xabc00000000
19 // CHECK: movz x0, #0xabc, lsl #32
20 ldr x0, =0xbeef000000000000
21 // CHECK: movz x0, #0xbeef, lsl #48
23 .section b,"ax",@progbits
27 // CHECK: ldr w0, .Ltmp[[TMP0:[0-9]+]]
29 // loading multiple constants
30 .section c,"ax",@progbits
34 // CHECK: ldr w0, .Ltmp[[TMP1:[0-9]+]]
40 // CHECK: ldr w0, .Ltmp[[TMP2:[0-9]+]]
44 // TODO: the same constants should have the same constant pool location
45 .section d,"ax",@progbits
49 // CHECK: ldr w0, .Ltmp[[TMP3:[0-9]+]]
58 // CHECK: ldr w0, .Ltmp[[TMP4:[0-9]+]]
66 // a section defined in multiple pieces should be merged and use a single constant pool
67 .section e,"ax",@progbits
71 // CHECK: ldr w0, .Ltmp[[TMP5:[0-9]+]]
76 .section f, "ax", @progbits
83 .section e, "ax", @progbits
88 // CHECK: ldr w0, .Ltmp[[TMP6:[0-9]+]]
93 // Check that symbols can be loaded using ldr pseudo
96 // load an undefined symbol
97 .section g,"ax",@progbits
101 // CHECK: ldr w0, .Ltmp[[TMP7:[0-9]+]]
103 // load a symbol from another section
104 .section h,"ax",@progbits
108 // CHECK: ldr w0, .Ltmp[[TMP8:[0-9]+]]
110 // load a symbol from the same section
111 .section i,"ax",@progbits
115 // CHECK: ldr w0, .Ltmp[[TMP9:[0-9]+]]
117 // CHECK: ldr w0, .Ltmp[[TMP10:[0-9]+]]
124 .section j,"ax",@progbits
125 // mix of symbols and constants
131 // CHECK: movz w0, #0x101
135 // CHECK: ldr w0, .Ltmp[[TMP11:[0-9]+]]
139 // Check for correct usage in other contexts
143 .macro useit_in_a_macro
147 .section k,"ax",@progbits
151 // CHECK: ldr w0, .Ltmp[[TMP12:[0-9]+]]
152 // CHECK: ldr w0, .Ltmp[[TMP13:[0-9]+]]
154 // usage with expressions
155 .section l, "ax", @progbits
159 // CHECK: ldr w0, .Ltmp[[TMP14:[0-9]+]]
162 // CHECK: ldr w0, .Ltmp[[TMP15:[0-9]+]]
165 // usage with 64-bit regs
166 .section m, "ax", @progbits
169 ldr x0, =0x0102030405060708
170 // CHECK: ldr x0, .Ltmp[[TMP16:[0-9]+]]
173 // CHECK: ldr w0, .Ltmp[[TMP17:[0-9]+]]
175 // CHECK: ldr x0, .Ltmp[[TMP18:[0-9]+]]
178 // CHECK: ldr x0, .Ltmp[[TMP19:[0-9]+]]
180 // CHECK: ldr x1, .Ltmp[[TMP20:[0-9]+]]
182 // CHECK: ldr x2, .Ltmp[[TMP21:[0-9]+]]
184 // check range for 32-bit regs
185 .section n, "ax", @progbits
189 // CHECK: ldr w0, .Ltmp[[TMP22:[0-9]+]]
192 // CHECK: ldr w1, .Ltmp[[TMP23:[0-9]+]]
195 // CHECK: ldr w0, .Ltmp[[TMP24:[0-9]+]]
198 // make sure the same contant uses different pools for 32- and 64-bit registers
199 .section o, "ax", @progbits
203 // CHECK: ldr w0, .Ltmp[[TMP25:[0-9]+]]
206 // CHECK: ldr x1, .Ltmp[[TMP26:[0-9]+]]
211 // CHECK: .section b,"ax",@progbits
213 // CHECK: .Ltmp[[TMP0]]
214 // CHECK: .word 65537
216 // CHECK: .section c,"ax",@progbits
218 // CHECK: .Ltmp[[TMP1]]
219 // CHECK: .word 65538
221 // CHECK: .Ltmp[[TMP2]]
222 // CHECK: .word 65539
224 // CHECK: .section d,"ax",@progbits
226 // CHECK: .Ltmp[[TMP3]]
227 // CHECK: .word 65540
229 // CHECK: .Ltmp[[TMP4]]
230 // CHECK: .word 65540
232 // CHECK: .section e,"ax",@progbits
234 // CHECK: .Ltmp[[TMP5]]
235 // CHECK: .word 65542
237 // CHECK: .Ltmp[[TMP6]]
238 // CHECK: .word 65543
240 // Should not switch to section because it has no constant pool
241 // CHECK-NOT: .section f,"ax",@progbits
243 // CHECK: .section g,"ax",@progbits
245 // CHECK: .Ltmp[[TMP7]]
248 // CHECK: .section h,"ax",@progbits
250 // CHECK: .Ltmp[[TMP8]]
253 // CHECK: .section i,"ax",@progbits
255 // CHECK: .Ltmp[[TMP9]]
258 // CHECK: .Ltmp[[TMP10]]
259 // CHECK: .word 245760
261 // CHECK: .section j,"ax",@progbits
263 // CHECK: .Ltmp[[TMP11]]
266 // CHECK: .section k,"ax",@progbits
268 // CHECK: .Ltmp[[TMP12]]
269 // CHECK: .word 65544
271 // CHECK: .Ltmp[[TMP13]]
274 // CHECK: .section l,"ax",@progbits
276 // CHECK: .Ltmp[[TMP14]]
277 // CHECK: .word 65545
279 // CHECK: .Ltmp[[TMP15]]
280 // CHECK: .word bar+4
282 // CHECK: .section m,"ax",@progbits
284 // CHECK: .Ltmp[[TMP16]]
285 // CHECK: .xword 72623859790382856
287 // CHECK: .Ltmp[[TMP17]]
290 // CHECK: .Ltmp[[TMP18]]
291 // CHECK: .xword bar+16
293 // CHECK: .Ltmp[[TMP19]]
294 // CHECK: .xword 4294967297
296 // CHECK: .Ltmp[[TMP20]]
297 // CHECK: .xword -2147483649
299 // CHECK: .Ltmp[[TMP21]]
300 // CHECK: .xword 65537
302 // CHECK: .section n,"ax",@progbits
304 // CHECK: .Ltmp[[TMP22]]
305 // CHECK: .word 4294967295
307 // CHECK: .Ltmp[[TMP23]]
308 // CHECK: .word -2147483647
310 // CHECK: .Ltmp[[TMP24]]
313 // CHECK: .section o,"ax",@progbits
315 // CHECK: .Ltmp[[TMP25]]
316 // CHECK: .word 3276900
318 // CHECK: .Ltmp[[TMP26]]
319 // CHECK: .xword 3276900