1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -O3 -disable-peephole -mtriple=x86_64-unknown-unknown -mattr=+adx < %s | FileCheck %s --check-prefix=CHECK --check-prefix=ADX
3 ; RUN: llc -O3 -disable-peephole -mtriple=x86_64-unknown-unknown -mattr=-adx < %s | FileCheck %s --check-prefix=CHECK --check-prefix=NOADX
5 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
6 target triple = "x86_64-unknown-unknown"
8 ; Stack reload folding tests.
10 ; By including a nop call with sideeffects we can force a partial register spill of the
11 ; relevant registers and check that the reload is correctly folded into the instruction.
13 define i8 @stack_fold_addcarry_u32(i8 %a0, i32 %a1, i32 %a2, i8* %a3) {
14 ; CHECK-LABEL: stack_fold_addcarry_u32:
16 ; CHECK-NEXT: pushq %rbp
17 ; CHECK-NEXT: .cfi_def_cfa_offset 16
18 ; CHECK-NEXT: pushq %r15
19 ; CHECK-NEXT: .cfi_def_cfa_offset 24
20 ; CHECK-NEXT: pushq %r14
21 ; CHECK-NEXT: .cfi_def_cfa_offset 32
22 ; CHECK-NEXT: pushq %r13
23 ; CHECK-NEXT: .cfi_def_cfa_offset 40
24 ; CHECK-NEXT: pushq %r12
25 ; CHECK-NEXT: .cfi_def_cfa_offset 48
26 ; CHECK-NEXT: pushq %rbx
27 ; CHECK-NEXT: .cfi_def_cfa_offset 56
28 ; CHECK-NEXT: .cfi_offset %rbx, -56
29 ; CHECK-NEXT: .cfi_offset %r12, -48
30 ; CHECK-NEXT: .cfi_offset %r13, -40
31 ; CHECK-NEXT: .cfi_offset %r14, -32
32 ; CHECK-NEXT: .cfi_offset %r15, -24
33 ; CHECK-NEXT: .cfi_offset %rbp, -16
34 ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
35 ; CHECK-NEXT: movl %edx, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
36 ; CHECK-NEXT: movl %esi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
37 ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
41 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %eax # 4-byte Reload
42 ; CHECK-NEXT: addb $-1, %al
43 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %edx # 4-byte Reload
44 ; CHECK-NEXT: adcl {{[-0-9]+}}(%r{{[sb]}}p), %edx # 4-byte Folded Reload
45 ; CHECK-NEXT: setb %al
46 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
47 ; CHECK-NEXT: movl %edx, (%rcx)
48 ; CHECK-NEXT: popq %rbx
49 ; CHECK-NEXT: .cfi_def_cfa_offset 48
50 ; CHECK-NEXT: popq %r12
51 ; CHECK-NEXT: .cfi_def_cfa_offset 40
52 ; CHECK-NEXT: popq %r13
53 ; CHECK-NEXT: .cfi_def_cfa_offset 32
54 ; CHECK-NEXT: popq %r14
55 ; CHECK-NEXT: .cfi_def_cfa_offset 24
56 ; CHECK-NEXT: popq %r15
57 ; CHECK-NEXT: .cfi_def_cfa_offset 16
58 ; CHECK-NEXT: popq %rbp
59 ; CHECK-NEXT: .cfi_def_cfa_offset 8
61 %1 = tail call i64 asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"()
62 %2 = call { i8, i32 } @llvm.x86.addcarry.32(i8 %a0, i32 %a1, i32 %a2)
63 %3 = extractvalue { i8, i32 } %2, 1
64 %4 = bitcast i8* %a3 to i32*
65 store i32 %3, i32* %4, align 1
66 %5 = extractvalue { i8, i32 } %2, 0
70 define i8 @stack_fold_addcarry_u64(i8 %a0, i64 %a1, i64 %a2, i8* %a3) {
71 ; CHECK-LABEL: stack_fold_addcarry_u64:
73 ; CHECK-NEXT: pushq %rbp
74 ; CHECK-NEXT: .cfi_def_cfa_offset 16
75 ; CHECK-NEXT: pushq %r15
76 ; CHECK-NEXT: .cfi_def_cfa_offset 24
77 ; CHECK-NEXT: pushq %r14
78 ; CHECK-NEXT: .cfi_def_cfa_offset 32
79 ; CHECK-NEXT: pushq %r13
80 ; CHECK-NEXT: .cfi_def_cfa_offset 40
81 ; CHECK-NEXT: pushq %r12
82 ; CHECK-NEXT: .cfi_def_cfa_offset 48
83 ; CHECK-NEXT: pushq %rbx
84 ; CHECK-NEXT: .cfi_def_cfa_offset 56
85 ; CHECK-NEXT: .cfi_offset %rbx, -56
86 ; CHECK-NEXT: .cfi_offset %r12, -48
87 ; CHECK-NEXT: .cfi_offset %r13, -40
88 ; CHECK-NEXT: .cfi_offset %r14, -32
89 ; CHECK-NEXT: .cfi_offset %r15, -24
90 ; CHECK-NEXT: .cfi_offset %rbp, -16
91 ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
92 ; CHECK-NEXT: movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
93 ; CHECK-NEXT: movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
94 ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
98 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %eax # 4-byte Reload
99 ; CHECK-NEXT: addb $-1, %al
100 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Reload
101 ; CHECK-NEXT: adcq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
102 ; CHECK-NEXT: setb %al
103 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
104 ; CHECK-NEXT: movq %rdx, (%rcx)
105 ; CHECK-NEXT: popq %rbx
106 ; CHECK-NEXT: .cfi_def_cfa_offset 48
107 ; CHECK-NEXT: popq %r12
108 ; CHECK-NEXT: .cfi_def_cfa_offset 40
109 ; CHECK-NEXT: popq %r13
110 ; CHECK-NEXT: .cfi_def_cfa_offset 32
111 ; CHECK-NEXT: popq %r14
112 ; CHECK-NEXT: .cfi_def_cfa_offset 24
113 ; CHECK-NEXT: popq %r15
114 ; CHECK-NEXT: .cfi_def_cfa_offset 16
115 ; CHECK-NEXT: popq %rbp
116 ; CHECK-NEXT: .cfi_def_cfa_offset 8
118 %1 = tail call i64 asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"()
119 %2 = call { i8, i64 } @llvm.x86.addcarry.64(i8 %a0, i64 %a1, i64 %a2)
120 %3 = extractvalue { i8, i64 } %2, 1
121 %4 = bitcast i8* %a3 to i64*
122 store i64 %3, i64* %4, align 1
123 %5 = extractvalue { i8, i64 } %2, 0
127 define i8 @stack_fold_addcarryx_u32(i8 %a0, i32 %a1, i32 %a2, i8* %a3) {
128 ; CHECK-LABEL: stack_fold_addcarryx_u32:
130 ; CHECK-NEXT: pushq %rbp
131 ; CHECK-NEXT: .cfi_def_cfa_offset 16
132 ; CHECK-NEXT: pushq %r15
133 ; CHECK-NEXT: .cfi_def_cfa_offset 24
134 ; CHECK-NEXT: pushq %r14
135 ; CHECK-NEXT: .cfi_def_cfa_offset 32
136 ; CHECK-NEXT: pushq %r13
137 ; CHECK-NEXT: .cfi_def_cfa_offset 40
138 ; CHECK-NEXT: pushq %r12
139 ; CHECK-NEXT: .cfi_def_cfa_offset 48
140 ; CHECK-NEXT: pushq %rbx
141 ; CHECK-NEXT: .cfi_def_cfa_offset 56
142 ; CHECK-NEXT: .cfi_offset %rbx, -56
143 ; CHECK-NEXT: .cfi_offset %r12, -48
144 ; CHECK-NEXT: .cfi_offset %r13, -40
145 ; CHECK-NEXT: .cfi_offset %r14, -32
146 ; CHECK-NEXT: .cfi_offset %r15, -24
147 ; CHECK-NEXT: .cfi_offset %rbp, -16
148 ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
149 ; CHECK-NEXT: movl %edx, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
150 ; CHECK-NEXT: movl %esi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
151 ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
154 ; CHECK-NEXT: #NO_APP
155 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %eax # 4-byte Reload
156 ; CHECK-NEXT: addb $-1, %al
157 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %edx # 4-byte Reload
158 ; CHECK-NEXT: adcl {{[-0-9]+}}(%r{{[sb]}}p), %edx # 4-byte Folded Reload
159 ; CHECK-NEXT: setb %al
160 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
161 ; CHECK-NEXT: movl %edx, (%rcx)
162 ; CHECK-NEXT: popq %rbx
163 ; CHECK-NEXT: .cfi_def_cfa_offset 48
164 ; CHECK-NEXT: popq %r12
165 ; CHECK-NEXT: .cfi_def_cfa_offset 40
166 ; CHECK-NEXT: popq %r13
167 ; CHECK-NEXT: .cfi_def_cfa_offset 32
168 ; CHECK-NEXT: popq %r14
169 ; CHECK-NEXT: .cfi_def_cfa_offset 24
170 ; CHECK-NEXT: popq %r15
171 ; CHECK-NEXT: .cfi_def_cfa_offset 16
172 ; CHECK-NEXT: popq %rbp
173 ; CHECK-NEXT: .cfi_def_cfa_offset 8
175 %1 = tail call i64 asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"()
176 %2 = call { i8, i32 } @llvm.x86.addcarry.32(i8 %a0, i32 %a1, i32 %a2)
177 %3 = extractvalue { i8, i32 } %2, 1
178 %4 = bitcast i8* %a3 to i32*
179 store i32 %3, i32* %4, align 1
180 %5 = extractvalue { i8, i32 } %2, 0
184 define i8 @stack_fold_addcarryx_u64(i8 %a0, i64 %a1, i64 %a2, i8* %a3) {
185 ; CHECK-LABEL: stack_fold_addcarryx_u64:
187 ; CHECK-NEXT: pushq %rbp
188 ; CHECK-NEXT: .cfi_def_cfa_offset 16
189 ; CHECK-NEXT: pushq %r15
190 ; CHECK-NEXT: .cfi_def_cfa_offset 24
191 ; CHECK-NEXT: pushq %r14
192 ; CHECK-NEXT: .cfi_def_cfa_offset 32
193 ; CHECK-NEXT: pushq %r13
194 ; CHECK-NEXT: .cfi_def_cfa_offset 40
195 ; CHECK-NEXT: pushq %r12
196 ; CHECK-NEXT: .cfi_def_cfa_offset 48
197 ; CHECK-NEXT: pushq %rbx
198 ; CHECK-NEXT: .cfi_def_cfa_offset 56
199 ; CHECK-NEXT: .cfi_offset %rbx, -56
200 ; CHECK-NEXT: .cfi_offset %r12, -48
201 ; CHECK-NEXT: .cfi_offset %r13, -40
202 ; CHECK-NEXT: .cfi_offset %r14, -32
203 ; CHECK-NEXT: .cfi_offset %r15, -24
204 ; CHECK-NEXT: .cfi_offset %rbp, -16
205 ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
206 ; CHECK-NEXT: movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
207 ; CHECK-NEXT: movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
208 ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
211 ; CHECK-NEXT: #NO_APP
212 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %eax # 4-byte Reload
213 ; CHECK-NEXT: addb $-1, %al
214 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Reload
215 ; CHECK-NEXT: adcq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
216 ; CHECK-NEXT: setb %al
217 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
218 ; CHECK-NEXT: movq %rdx, (%rcx)
219 ; CHECK-NEXT: popq %rbx
220 ; CHECK-NEXT: .cfi_def_cfa_offset 48
221 ; CHECK-NEXT: popq %r12
222 ; CHECK-NEXT: .cfi_def_cfa_offset 40
223 ; CHECK-NEXT: popq %r13
224 ; CHECK-NEXT: .cfi_def_cfa_offset 32
225 ; CHECK-NEXT: popq %r14
226 ; CHECK-NEXT: .cfi_def_cfa_offset 24
227 ; CHECK-NEXT: popq %r15
228 ; CHECK-NEXT: .cfi_def_cfa_offset 16
229 ; CHECK-NEXT: popq %rbp
230 ; CHECK-NEXT: .cfi_def_cfa_offset 8
232 %1 = tail call i64 asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"()
233 %2 = call { i8, i64 } @llvm.x86.addcarry.64(i8 %a0, i64 %a1, i64 %a2)
234 %3 = extractvalue { i8, i64 } %2, 1
235 %4 = bitcast i8* %a3 to i64*
236 store i64 %3, i64* %4, align 1
237 %5 = extractvalue { i8, i64 } %2, 0
241 define i8 @stack_fold_subborrow_u32(i8 %a0, i32 %a1, i32 %a2, i8* %a3) {
242 ; CHECK-LABEL: stack_fold_subborrow_u32:
244 ; CHECK-NEXT: pushq %rbp
245 ; CHECK-NEXT: .cfi_def_cfa_offset 16
246 ; CHECK-NEXT: pushq %r15
247 ; CHECK-NEXT: .cfi_def_cfa_offset 24
248 ; CHECK-NEXT: pushq %r14
249 ; CHECK-NEXT: .cfi_def_cfa_offset 32
250 ; CHECK-NEXT: pushq %r13
251 ; CHECK-NEXT: .cfi_def_cfa_offset 40
252 ; CHECK-NEXT: pushq %r12
253 ; CHECK-NEXT: .cfi_def_cfa_offset 48
254 ; CHECK-NEXT: pushq %rbx
255 ; CHECK-NEXT: .cfi_def_cfa_offset 56
256 ; CHECK-NEXT: .cfi_offset %rbx, -56
257 ; CHECK-NEXT: .cfi_offset %r12, -48
258 ; CHECK-NEXT: .cfi_offset %r13, -40
259 ; CHECK-NEXT: .cfi_offset %r14, -32
260 ; CHECK-NEXT: .cfi_offset %r15, -24
261 ; CHECK-NEXT: .cfi_offset %rbp, -16
262 ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
263 ; CHECK-NEXT: movl %edx, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
264 ; CHECK-NEXT: movl %esi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
265 ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
268 ; CHECK-NEXT: #NO_APP
269 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %eax # 4-byte Reload
270 ; CHECK-NEXT: addb $-1, %al
271 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %edx # 4-byte Reload
272 ; CHECK-NEXT: sbbl {{[-0-9]+}}(%r{{[sb]}}p), %edx # 4-byte Folded Reload
273 ; CHECK-NEXT: setb %al
274 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
275 ; CHECK-NEXT: movl %edx, (%rcx)
276 ; CHECK-NEXT: popq %rbx
277 ; CHECK-NEXT: .cfi_def_cfa_offset 48
278 ; CHECK-NEXT: popq %r12
279 ; CHECK-NEXT: .cfi_def_cfa_offset 40
280 ; CHECK-NEXT: popq %r13
281 ; CHECK-NEXT: .cfi_def_cfa_offset 32
282 ; CHECK-NEXT: popq %r14
283 ; CHECK-NEXT: .cfi_def_cfa_offset 24
284 ; CHECK-NEXT: popq %r15
285 ; CHECK-NEXT: .cfi_def_cfa_offset 16
286 ; CHECK-NEXT: popq %rbp
287 ; CHECK-NEXT: .cfi_def_cfa_offset 8
289 %1 = tail call i64 asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"()
290 %2 = call { i8, i32 } @llvm.x86.subborrow.32(i8 %a0, i32 %a1, i32 %a2)
291 %3 = extractvalue { i8, i32 } %2, 1
292 %4 = bitcast i8* %a3 to i32*
293 store i32 %3, i32* %4, align 1
294 %5 = extractvalue { i8, i32 } %2, 0
298 define i8 @stack_fold_subborrow_u64(i8 %a0, i64 %a1, i64 %a2, i8* %a3) {
299 ; CHECK-LABEL: stack_fold_subborrow_u64:
301 ; CHECK-NEXT: pushq %rbp
302 ; CHECK-NEXT: .cfi_def_cfa_offset 16
303 ; CHECK-NEXT: pushq %r15
304 ; CHECK-NEXT: .cfi_def_cfa_offset 24
305 ; CHECK-NEXT: pushq %r14
306 ; CHECK-NEXT: .cfi_def_cfa_offset 32
307 ; CHECK-NEXT: pushq %r13
308 ; CHECK-NEXT: .cfi_def_cfa_offset 40
309 ; CHECK-NEXT: pushq %r12
310 ; CHECK-NEXT: .cfi_def_cfa_offset 48
311 ; CHECK-NEXT: pushq %rbx
312 ; CHECK-NEXT: .cfi_def_cfa_offset 56
313 ; CHECK-NEXT: .cfi_offset %rbx, -56
314 ; CHECK-NEXT: .cfi_offset %r12, -48
315 ; CHECK-NEXT: .cfi_offset %r13, -40
316 ; CHECK-NEXT: .cfi_offset %r14, -32
317 ; CHECK-NEXT: .cfi_offset %r15, -24
318 ; CHECK-NEXT: .cfi_offset %rbp, -16
319 ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
320 ; CHECK-NEXT: movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
321 ; CHECK-NEXT: movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
322 ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
325 ; CHECK-NEXT: #NO_APP
326 ; CHECK-NEXT: movl {{[-0-9]+}}(%r{{[sb]}}p), %eax # 4-byte Reload
327 ; CHECK-NEXT: addb $-1, %al
328 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Reload
329 ; CHECK-NEXT: sbbq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
330 ; CHECK-NEXT: setb %al
331 ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
332 ; CHECK-NEXT: movq %rdx, (%rcx)
333 ; CHECK-NEXT: popq %rbx
334 ; CHECK-NEXT: .cfi_def_cfa_offset 48
335 ; CHECK-NEXT: popq %r12
336 ; CHECK-NEXT: .cfi_def_cfa_offset 40
337 ; CHECK-NEXT: popq %r13
338 ; CHECK-NEXT: .cfi_def_cfa_offset 32
339 ; CHECK-NEXT: popq %r14
340 ; CHECK-NEXT: .cfi_def_cfa_offset 24
341 ; CHECK-NEXT: popq %r15
342 ; CHECK-NEXT: .cfi_def_cfa_offset 16
343 ; CHECK-NEXT: popq %rbp
344 ; CHECK-NEXT: .cfi_def_cfa_offset 8
346 %1 = tail call i64 asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"()
347 %2 = call { i8, i64 } @llvm.x86.subborrow.64(i8 %a0, i64 %a1, i64 %a2)
348 %3 = extractvalue { i8, i64 } %2, 1
349 %4 = bitcast i8* %a3 to i64*
350 store i64 %3, i64* %4, align 1
351 %5 = extractvalue { i8, i64 } %2, 0
355 declare { i8, i32 } @llvm.x86.addcarry.32(i8, i32, i32)
356 declare { i8, i64 } @llvm.x86.addcarry.64(i8, i64, i64)
357 declare { i8, i32 } @llvm.x86.subborrow.32(i8, i32, i32)
358 declare { i8, i64 } @llvm.x86.subborrow.64(i8, i64, i64)