1 ; RUN: llc -O2 -mtriple powerpc64-ibm-aix-xcoff -stop-after=machine-cp -verify-machineinstrs < %s | \
2 ; RUN: FileCheck --check-prefix=64BIT %s
4 ; RUN: llc -O2 -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec \
5 ; RUN: -mtriple powerpc64-ibm-aix-xcoff < %s | \
6 ; RUN: FileCheck --check-prefix=ASM64 %s
8 define i32 @int_va_arg(i32 %a, ...) local_unnamed_addr {
10 %arg1 = alloca ptr, align 8
11 %arg2 = alloca ptr, align 8
12 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg1)
13 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg2)
14 call void @llvm.va_start(ptr nonnull %arg1)
15 call void @llvm.va_copy(ptr nonnull %arg2, ptr nonnull %arg1)
16 %0 = va_arg ptr %arg1, i32
17 %add = add nsw i32 %0, %a
18 %1 = va_arg ptr %arg2, i32
20 %add3 = add nsw i32 %add, %mul
21 call void @llvm.va_end(ptr nonnull %arg1)
22 call void @llvm.va_end(ptr nonnull %arg2)
23 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg2)
24 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg1)
28 declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture)
29 declare void @llvm.va_start(ptr)
30 declare void @llvm.va_copy(ptr, ptr)
31 declare void @llvm.va_end(ptr)
32 declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture)
34 ; 64BIT-LABEL: name: int_va_arg
35 ; 64BIT-LABEL: liveins:
36 ; 64BIT-DAG: - { reg: '$x3', virtual-reg: '' }
37 ; 64BIT-DAG: - { reg: '$x4', virtual-reg: '' }
38 ; 64BIT-DAG: - { reg: '$x5', virtual-reg: '' }
39 ; 64BIT-DAG: - { reg: '$x6', virtual-reg: '' }
40 ; 64BIT-DAG: - { reg: '$x7', virtual-reg: '' }
41 ; 64BIT-DAG: - { reg: '$x8', virtual-reg: '' }
42 ; 64BIT-DAG: - { reg: '$x9', virtual-reg: '' }
43 ; 64BIT-DAG: - { reg: '$x10', virtual-reg: '' }
45 ; 64BIT-LABEL: fixedStack:
46 ; 64BIT-DAG: - { id: 0, type: default, offset: 56, size: 8
49 ; 64BIT-DAG: - { id: 0, name: arg1, type: default, offset: 0, size: 8
50 ; 64BIT-DAG: - { id: 1, name: arg2, type: default, offset: 0, size: 8
52 ; 64BIT-LABEL: body: |
53 ; 64BIT-DAG: bb.0.entry:
54 ; 64BIT-DAG: liveins: $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10
55 ; 64BIT-DAG: STD killed renamable $x4, 0, %fixed-stack.0 :: (store (s64) into %fixed-stack.0)
56 ; 64BIT-DAG: STD killed renamable $x5, 8, %fixed-stack.0 :: (store (s64) into %fixed-stack.0 + 8)
57 ; 64BIT-DAG: STD killed renamable $x6, 16, %fixed-stack.0 :: (store (s64))
58 ; 64BIT-DAG: STD killed renamable $x7, 24, %fixed-stack.0 :: (store (s64))
59 ; 64BIT-DAG: STD killed renamable $x8, 32, %fixed-stack.0 :: (store (s64))
60 ; 64BIT-DAG: STD killed renamable $x9, 40, %fixed-stack.0 :: (store (s64))
61 ; 64BIT-DAG: STD killed renamable $x10, 48, %fixed-stack.0 :: (store (s64))
62 ; 64BIT-DAG: renamable $x11 = ADDI8 %fixed-stack.0, 0
63 ; 64BIT-DAG: STD renamable $x11, 0, %stack.1.arg2 :: (store (s64) into %ir.arg2)
64 ; 64BIT-DAG: renamable $x6 = LD 0, %stack.1.arg2 :: (load (s64) from %ir.arg2)
65 ; 64BIT-DAG: renamable $x9 = ADDI8 renamable $x6, 4
66 ; 64BIT-DAG: renamable $x7 = ADDI8 %fixed-stack.0, 4
67 ; 64BIT-DAG: renamable $r8 = LWZ 0, %fixed-stack.0 :: (load (s32) from %fixed-stack.0, align 8)
68 ; 64BIT-DAG: STD killed renamable $x11, 0, %stack.0.arg1 :: (store (s64) into %ir.arg1)
69 ; 64BIT-DAG: STD killed renamable $x7, 0, %stack.0.arg1 :: (store (s64) into %ir.arg1)
70 ; 64BIT-DAG: STD killed renamable $x9, 0, %stack.1.arg2 :: (store (s64) into %ir.arg2)
71 ; 64BIT-DAG: renamable $r4 = LWZ 0, killed renamable $x6 :: (load (s32))
72 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r8, renamable $r3, implicit killed $x3
73 ; 64BIT-DAG: renamable $r4 = RLWINM killed renamable $r4, 1, 0, 30
74 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, killed renamable $r4, implicit-def $x3
75 ; 64BIT-DAG: BLR8 implicit $lr8, implicit $rm, implicit $x3
77 ; ASM64-LABEL: .int_va_arg:
78 ; ASM64-DAG: std 4, 56(1)
79 ; ASM64-DAG: addi 4, 1, 56
80 ; ASM64-DAG: std 4, -16(1)
81 ; ASM64-DAG: std 4, -8(1)
82 ; ASM64-DAG: ld 4, -16(1)
83 ; ASM64-DAG: std 5, 64(1)
84 ; ASM64-DAG: addi 5, 1, 60
85 ; ASM64-DAG: std 5, -8(1)
86 ; ASM64-DAG: addi 5, 4, 4
87 ; ASM64-DAG: std 6, 72(1)
88 ; ASM64-DAG: std 7, 80(1)
89 ; ASM64-DAG: std 8, 88(1)
90 ; ASM64-DAG: std 9, 96(1)
91 ; ASM64-DAG: std 10, 104(1)
92 ; ASM64-DAG: std 5, -16(1)
93 ; ASM64-DAG: lwz 11, 56(1)
94 ; ASM64-DAG: lwz 4, 0(4)
95 ; ASM64-DAG: add 3, 11, 3
96 ; ASM64-DAG: slwi 4, 4, 1
97 ; ASM64-DAG: add 3, 3, 4
100 define i32 @int_stack_va_arg(i32 %one, i32 %two, i32 %three, i32 %four, i32 %five, i32 %six, i32 %seven, i32 %eight, ...) local_unnamed_addr {
102 %arg1 = alloca ptr, align 8
103 %arg2 = alloca ptr, align 8
104 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg1)
105 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg2)
106 call void @llvm.va_start(ptr nonnull %arg1)
107 call void @llvm.va_copy(ptr nonnull %arg2, ptr nonnull %arg1)
108 %add = add nsw i32 %two, %one
109 %add2 = add nsw i32 %add, %three
110 %add3 = add nsw i32 %add2, %four
111 %add4 = add nsw i32 %add3, %five
112 %add5 = add nsw i32 %add4, %six
113 %add6 = add nsw i32 %add5, %seven
114 %add7 = add nsw i32 %add6, %eight
115 %0 = va_arg ptr %arg1, i32
116 %add8 = add nsw i32 %add7, %0
117 %1 = va_arg ptr %arg2, i32
119 %add10 = add nsw i32 %add8, %mul
120 call void @llvm.va_end(ptr nonnull %arg1)
121 call void @llvm.va_end(ptr nonnull %arg2)
122 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg2)
123 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg1)
127 ; 64BIT-LABEL: name: int_stack_va_arg
128 ; 64BIT-LABEL: liveins:
129 ; 64BIT-DAG: - { reg: '$x3', virtual-reg: '' }
130 ; 64BIT-DAG: - { reg: '$x4', virtual-reg: '' }
131 ; 64BIT-DAG: - { reg: '$x5', virtual-reg: '' }
132 ; 64BIT-DAG: - { reg: '$x6', virtual-reg: '' }
133 ; 64BIT-DAG: - { reg: '$x7', virtual-reg: '' }
134 ; 64BIT-DAG: - { reg: '$x8', virtual-reg: '' }
135 ; 64BIT-DAG: - { reg: '$x9', virtual-reg: '' }
136 ; 64BIT-DAG: - { reg: '$x10', virtual-reg: '' }
138 ; 64BIT-LABEL: fixedStack:
139 ; 64BIT-DAG: - { id: 0, type: default, offset: 112, size: 8, alignment: 16, stack-id: default,
141 ; 64BIT-LABEL: stack:
142 ; 64BIT-DAG: - { id: 0, name: arg1, type: default, offset: 0, size: 8, alignment: 8,
143 ; 64BIT-DAG: - { id: 1, name: arg2, type: default, offset: 0, size: 8, alignment: 8,
145 ; 64BIT-LABEL: body: |
146 ; 64BIT-DAG: liveins: $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10
147 ; 64BIT-DAG: renamable $r11 = LWZ 0, %fixed-stack.0 :: (load (s32) from %fixed-stack.0, align 16)
148 ; 64BIT-DAG: renamable $r3 = nsw ADD4 renamable $r4, renamable $r3, implicit killed $x3, implicit killed $x4
149 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r5, implicit killed $x5
150 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r6, implicit killed $x6
151 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r7, implicit killed $x7
152 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r8, implicit killed $x8
153 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r9, implicit killed $x9
154 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r10, implicit killed $x10
155 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, renamable $r11
156 ; 64BIT-DAG: renamable $r3 = nsw ADD4 killed renamable $r3, killed renamable $r4, implicit-def $x3
157 ; 64BIT-DAG: BLR8 implicit $lr8, implicit $rm, implicit $x3
159 ; ASM64-LABEL: .int_stack_va_arg:
160 ; ASM64-DAG: add 3, 4, 3
161 ; ASM64-DAG: add 3, 3, 5
162 ; ASM64-DAG: add 3, 3, 6
163 ; ASM64-DAG: add 3, 3, 7
164 ; ASM64-DAG: add 3, 3, 8
165 ; ASM64-DAG: add 3, 3, 9
166 ; ASM64-DAG: add 3, 3, 10
167 ; ASM64-DAG: lwz 11, 112(1)
168 ; ASM64-DAG: slwi 4, 11, 1
169 ; ASM64-DAG: add 3, 3, 11
170 ; ASM64-DAG: add 3, 3, 4
173 define double @double_va_arg(double %a, ...) local_unnamed_addr {
175 %arg1 = alloca ptr, align 8
176 %arg2 = alloca ptr, align 8
177 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg1)
178 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg2)
179 call void @llvm.va_start(ptr nonnull %arg1)
180 call void @llvm.va_copy(ptr nonnull %arg2, ptr nonnull %arg1)
181 %0 = va_arg ptr %arg1, double
182 %add = fadd double %0, %a
183 %1 = va_arg ptr %arg2, double
184 %mul = fmul double %1, 2.000000e+00
185 %add3 = fadd double %add, %mul
186 call void @llvm.va_end(ptr nonnull %arg1)
187 call void @llvm.va_end(ptr nonnull %arg2)
188 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg2)
189 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg1)
193 ; 64BIT-LABEL: name: double_va_arg
194 ; 64BIT-LABEL: liveins:
195 ; 64BIT-DAG: - { reg: '$f1', virtual-reg: '' }
196 ; 64BIT-DAG: - { reg: '$x4', virtual-reg: '' }
197 ; 64BIT-DAG: - { reg: '$x5', virtual-reg: '' }
198 ; 64BIT-DAG: - { reg: '$x6', virtual-reg: '' }
199 ; 64BIT-DAG: - { reg: '$x7', virtual-reg: '' }
200 ; 64BIT-DAG: - { reg: '$x8', virtual-reg: '' }
201 ; 64BIT-DAG: - { reg: '$x9', virtual-reg: '' }
202 ; 64BIT-DAG: - { reg: '$x10', virtual-reg: '' }
204 ; 64BIT-LABEL: fixedStack:
205 ; 64BIT-DAG: - { id: 0, type: default, offset: 56, size: 8
207 ; 64BIT-LABEL: stack:
208 ; 64BIT-DAG: - { id: 0, name: arg1, type: default, offset: 0, size: 8
209 ; 64BIT-DAG: - { id: 1, name: arg2, type: default, offset: 0, size: 8
211 ; 64BIT-LABEL: body: |
212 ; 64BIT-DAG: liveins: $f1, $x4, $x5, $x6, $x7, $x8, $x9, $x10
213 ; 64BIT-DAG: renamable $x3 = ADDI8 %fixed-stack.0, 0
214 ; 64BIT-DAG: STD killed renamable $x4, 0, %fixed-stack.0 :: (store (s64) into %fixed-stack.0)
215 ; 64BIT-DAG: STD killed renamable $x5, 8, %fixed-stack.0 :: (store (s64) into %fixed-stack.0 + 8)
216 ; 64BIT-DAG: STD killed renamable $x6, 16, %fixed-stack.0 :: (store (s64))
217 ; 64BIT-DAG: STD killed renamable $x7, 24, %fixed-stack.0 :: (store (s64))
218 ; 64BIT-DAG: STD killed renamable $x8, 32, %fixed-stack.0 :: (store (s64))
219 ; 64BIT-DAG: STD killed renamable $x9, 40, %fixed-stack.0 :: (store (s64))
220 ; 64BIT-DAG: STD killed renamable $x10, 48, %fixed-stack.0 :: (store (s64))
221 ; 64BIT-DAG: STD renamable $x3, 0, %stack.1.arg2 :: (store (s64) into %ir.arg2)
222 ; 64BIT-DAG: renamable $x6 = LD 0, %stack.1.arg2 :: (load (s64) from %ir.arg2)
223 ; 64BIT-DAG: renamable $x7 = ADDI8 %fixed-stack.0, 8
224 ; 64BIT-DAG: STD killed renamable $x3, 0, %stack.0.arg1 :: (store (s64) into %ir.arg1)
225 ; 64BIT-DAG: STD killed renamable $x7, 0, %stack.0.arg1 :: (store (s64) into %ir.arg1)
226 ; 64BIT-DAG: renamable $f0 = LFD 0, %fixed-stack.0 :: (load (s64))
227 ; 64BIT-DAG: renamable $x3 = ADDI8 renamable $x6, 8
228 ; 64BIT-DAG: STD killed renamable $x3, 0, %stack.1.arg2 :: (store (s64) into %ir.arg2)
229 ; 64BIT-DAG: renamable $f2 = LFD 0, killed renamable $x6 :: (load (s64))
230 ; 64BIT-DAG: renamable $f0 = nofpexcept FADD killed renamable $f0, killed renamable $f1, implicit $rm
231 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f2, renamable $f2, implicit $rm
232 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f0, killed renamable $f1, implicit $rm
233 ; 64BIT-DAG: BLR8 implicit $lr8, implicit $rm, implicit $f1
235 ; ASM64-LABEL: .double_va_arg:
236 ; ASM64-DAG: addi 3, 1, 56
237 ; ASM64-DAG: std 4, 56(1)
238 ; ASM64-DAG: std 3, -8(1)
239 ; ASM64-DAG: std 3, -16(1)
240 ; ASM64-DAG: addi 3, 1, 64
241 ; ASM64-DAG: std 3, -8(1)
242 ; ASM64-DAG: ld 3, -16(1)
243 ; ASM64-DAG: lfd 0, 56(1)
244 ; ASM64-DAG: addi 4, 3, 8
245 ; ASM64-DAG: std 5, 64(1)
246 ; ASM64-DAG: fadd 0, 0, 1
247 ; ASM64-DAG: std 6, 72(1)
248 ; ASM64-DAG: std 7, 80(1)
249 ; ASM64-DAG: std 8, 88(1)
250 ; ASM64-DAG: std 9, 96(1)
251 ; ASM64-DAG: std 10, 104(1)
252 ; ASM64-DAG: std 4, -16(1)
253 ; ASM64-DAG: lfd 1, 0(3)
254 ; ASM64-DAG: fadd 1, 1, 1
255 ; ASM64-DAG: fadd 1, 0, 1
258 define double @double_stack_va_arg(double %one, double %two, double %three, double %four, double %five, double %six, double %seven, double %eight, double %nine, double %ten, double %eleven, double %twelve, double %thirteen, ...) local_unnamed_addr {
260 %arg1 = alloca ptr, align 8
261 %arg2 = alloca ptr, align 8
262 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg1)
263 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %arg2)
264 call void @llvm.va_start(ptr nonnull %arg1)
265 call void @llvm.va_copy(ptr nonnull %arg2, ptr nonnull %arg1)
266 %add = fadd double %one, %two
267 %add2 = fadd double %add, %three
268 %add3 = fadd double %add2, %four
269 %add4 = fadd double %add3, %five
270 %add5 = fadd double %add4, %six
271 %add6 = fadd double %add5, %seven
272 %add7 = fadd double %add6, %eight
273 %add8 = fadd double %add7, %nine
274 %add9 = fadd double %add8, %ten
275 %add10 = fadd double %add9, %eleven
276 %add11 = fadd double %add10, %twelve
277 %add12 = fadd double %add11, %thirteen
278 %0 = va_arg ptr %arg1, double
279 %add13 = fadd double %add12, %0
280 %1 = va_arg ptr %arg2, double
281 %mul = fmul double %1, 2.000000e+00
282 %add15 = fadd double %add13, %mul
283 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg2)
284 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %arg1)
289 ; 64BIT-LABEL: name: double_stack_va_arg
290 ; 64BIT-LABEL: liveins:
291 ; 64BIT-DAG: - { reg: '$f1', virtual-reg: '' }
292 ; 64BIT-DAG: - { reg: '$f2', virtual-reg: '' }
293 ; 64BIT-DAG: - { reg: '$f3', virtual-reg: '' }
294 ; 64BIT-DAG: - { reg: '$f4', virtual-reg: '' }
295 ; 64BIT-DAG: - { reg: '$f5', virtual-reg: '' }
296 ; 64BIT-DAG: - { reg: '$f6', virtual-reg: '' }
297 ; 64BIT-DAG: - { reg: '$f7', virtual-reg: '' }
298 ; 64BIT-DAG: - { reg: '$f8', virtual-reg: '' }
299 ; 64BIT-DAG: - { reg: '$f9', virtual-reg: '' }
300 ; 64BIT-DAG: - { reg: '$f10', virtual-reg: '' }
301 ; 64BIT-DAG: - { reg: '$f11', virtual-reg: '' }
302 ; 64BIT-DAG: - { reg: '$f12', virtual-reg: '' }
303 ; 64BIT-DAG: - { reg: '$f13', virtual-reg: '' }
305 ; 64BIT-LABEL: fixedStack:
306 ; 64BIT-DAG: - { id: 0, type: default, offset: 152, size: 8
308 ; 64BIT-LABEL: stack:
309 ; 64BIT-DAG: - { id: 0, name: arg1, type: default, offset: 0, size: 8
310 ; 64BIT-DAG: - { id: 1, name: arg2, type: default, offset: 0, size: 8
312 ; 64BIT-LABEL: body: |
313 ; 64BIT-DAG: liveins: $f1, $f2, $f3, $f4, $f5, $f6, $f7, $f8, $f9, $f10, $f11, $f12, $f13
314 ; 64BIT-DAG: renamable $f0 = LFD 0, %fixed-stack.0 :: (load (s64))
315 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f2, implicit $rm
316 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f3, implicit $rm
317 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f4, implicit $rm
318 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f5, implicit $rm
319 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f6, implicit $rm
320 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f7, implicit $rm
321 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f8, implicit $rm
322 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f9, implicit $rm
323 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f10, implicit $rm
324 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f11, implicit $rm
325 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f12, implicit $rm
326 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f13, implicit $rm
327 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, renamable $f0, implicit $rm
328 ; 64BIT-DAG: renamable $f0 = nofpexcept FADD killed renamable $f0, renamable $f0, implicit $rm
329 ; 64BIT-DAG: renamable $f1 = nofpexcept FADD killed renamable $f1, killed renamable $f0, implicit $rm
330 ; 64BIT-DAG: BLR8 implicit $lr8, implicit $rm, implicit $f1
332 ; ASM64-LABEL: .double_stack_va_arg:
333 ; ASM64-DAG: fadd 1, 1, 2
334 ; ASM64-DAG: fadd 1, 1, 3
335 ; ASM64-DAG: fadd 1, 1, 4
336 ; ASM64-DAG: fadd 1, 1, 5
337 ; ASM64-DAG: fadd 1, 1, 6
338 ; ASM64-DAG: fadd 1, 1, 7
339 ; ASM64-DAG: fadd 1, 1, 8
340 ; ASM64-DAG: fadd 1, 1, 9
341 ; ASM64-DAG: fadd 1, 1, 10
342 ; ASM64-DAG: fadd 1, 1, 11
343 ; ASM64-DAG: fadd 1, 1, 12
344 ; ASM64-DAG: fadd 1, 1, 13
345 ; ASM64-DAG: lfd 0, 152(1)
346 ; ASM64-DAG: fadd 1, 1, 0
347 ; ASM64-DAG: fadd 0, 0, 0
348 ; ASM64-DAG: fadd 1, 1, 0