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1; RUN: llc < %s
2; Verify codegen's don't crash on overflow intrinsics.
3
4;; SADD
5
6define zeroext i8 @sadd_i8(i8 signext %a, i8 signext %b) nounwind ssp {
7entry:
8  %sadd = tail call { i8, i1 } @llvm.sadd.with.overflow.i8(i8 %a, i8 %b)
9  %cmp = extractvalue { i8, i1 } %sadd, 1
10  %sadd.result = extractvalue { i8, i1 } %sadd, 0
11  %X = select i1 %cmp, i8 %sadd.result, i8 42
12  ret i8 %X
13}
14
15declare { i8, i1 } @llvm.sadd.with.overflow.i8(i8, i8) nounwind readnone
16
17define zeroext i16 @sadd_i16(i16 signext %a, i16 signext %b) nounwind ssp {
18entry:
19  %sadd = tail call { i16, i1 } @llvm.sadd.with.overflow.i16(i16 %a, i16 %b)
20  %cmp = extractvalue { i16, i1 } %sadd, 1
21  %sadd.result = extractvalue { i16, i1 } %sadd, 0
22  %X = select i1 %cmp, i16 %sadd.result, i16 42
23  ret i16 %X
24}
25
26declare { i16, i1 } @llvm.sadd.with.overflow.i16(i16, i16) nounwind readnone
27
28define zeroext i32 @sadd_i32(i32 signext %a, i32 signext %b) nounwind ssp {
29entry:
30  %sadd = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 %a, i32 %b)
31  %cmp = extractvalue { i32, i1 } %sadd, 1
32  %sadd.result = extractvalue { i32, i1 } %sadd, 0
33  %X = select i1 %cmp, i32 %sadd.result, i32 42
34  ret i32 %X
35}
36
37declare { i32, i1 } @llvm.sadd.with.overflow.i32(i32, i32) nounwind readnone
38
39
40;; UADD
41
42define zeroext i8 @uadd_i8(i8 signext %a, i8 signext %b) nounwind ssp {
43entry:
44  %uadd = tail call { i8, i1 } @llvm.uadd.with.overflow.i8(i8 %a, i8 %b)
45  %cmp = extractvalue { i8, i1 } %uadd, 1
46  %uadd.result = extractvalue { i8, i1 } %uadd, 0
47  %X = select i1 %cmp, i8 %uadd.result, i8 42
48  ret i8 %X
49}
50
51declare { i8, i1 } @llvm.uadd.with.overflow.i8(i8, i8) nounwind readnone
52
53define zeroext i16 @uadd_i16(i16 signext %a, i16 signext %b) nounwind ssp {
54entry:
55  %uadd = tail call { i16, i1 } @llvm.uadd.with.overflow.i16(i16 %a, i16 %b)
56  %cmp = extractvalue { i16, i1 } %uadd, 1
57  %uadd.result = extractvalue { i16, i1 } %uadd, 0
58  %X = select i1 %cmp, i16 %uadd.result, i16 42
59  ret i16 %X
60}
61
62declare { i16, i1 } @llvm.uadd.with.overflow.i16(i16, i16) nounwind readnone
63
64define zeroext i32 @uadd_i32(i32 signext %a, i32 signext %b) nounwind ssp {
65entry:
66  %uadd = tail call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b)
67  %cmp = extractvalue { i32, i1 } %uadd, 1
68  %uadd.result = extractvalue { i32, i1 } %uadd, 0
69  %X = select i1 %cmp, i32 %uadd.result, i32 42
70  ret i32 %X
71}
72
73declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32) nounwind readnone
74
75
76
77;; ssub
78
79define zeroext i8 @ssub_i8(i8 signext %a, i8 signext %b) nounwind ssp {
80entry:
81  %ssub = tail call { i8, i1 } @llvm.ssub.with.overflow.i8(i8 %a, i8 %b)
82  %cmp = extractvalue { i8, i1 } %ssub, 1
83  %ssub.result = extractvalue { i8, i1 } %ssub, 0
84  %X = select i1 %cmp, i8 %ssub.result, i8 42
85  ret i8 %X
86}
87
88declare { i8, i1 } @llvm.ssub.with.overflow.i8(i8, i8) nounwind readnone
89
90define zeroext i16 @ssub_i16(i16 signext %a, i16 signext %b) nounwind ssp {
91entry:
92  %ssub = tail call { i16, i1 } @llvm.ssub.with.overflow.i16(i16 %a, i16 %b)
93  %cmp = extractvalue { i16, i1 } %ssub, 1
94  %ssub.result = extractvalue { i16, i1 } %ssub, 0
95  %X = select i1 %cmp, i16 %ssub.result, i16 42
96  ret i16 %X
97}
98
99declare { i16, i1 } @llvm.ssub.with.overflow.i16(i16, i16) nounwind readnone
100
101define zeroext i32 @ssub_i32(i32 signext %a, i32 signext %b) nounwind ssp {
102entry:
103  %ssub = tail call { i32, i1 } @llvm.ssub.with.overflow.i32(i32 %a, i32 %b)
104  %cmp = extractvalue { i32, i1 } %ssub, 1
105  %ssub.result = extractvalue { i32, i1 } %ssub, 0
106  %X = select i1 %cmp, i32 %ssub.result, i32 42
107  ret i32 %X
108}
109
110declare { i32, i1 } @llvm.ssub.with.overflow.i32(i32, i32) nounwind readnone
111
112
113;; usub
114
115define zeroext i8 @usub_i8(i8 signext %a, i8 signext %b) nounwind ssp {
116entry:
117  %usub = tail call { i8, i1 } @llvm.usub.with.overflow.i8(i8 %a, i8 %b)
118  %cmp = extractvalue { i8, i1 } %usub, 1
119  %usub.result = extractvalue { i8, i1 } %usub, 0
120  %X = select i1 %cmp, i8 %usub.result, i8 42
121  ret i8 %X
122}
123
124declare { i8, i1 } @llvm.usub.with.overflow.i8(i8, i8) nounwind readnone
125
126define zeroext i16 @usub_i16(i16 signext %a, i16 signext %b) nounwind ssp {
127entry:
128  %usub = tail call { i16, i1 } @llvm.usub.with.overflow.i16(i16 %a, i16 %b)
129  %cmp = extractvalue { i16, i1 } %usub, 1
130  %usub.result = extractvalue { i16, i1 } %usub, 0
131  %X = select i1 %cmp, i16 %usub.result, i16 42
132  ret i16 %X
133}
134
135declare { i16, i1 } @llvm.usub.with.overflow.i16(i16, i16) nounwind readnone
136
137define zeroext i32 @usub_i32(i32 signext %a, i32 signext %b) nounwind ssp {
138entry:
139  %usub = tail call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b)
140  %cmp = extractvalue { i32, i1 } %usub, 1
141  %usub.result = extractvalue { i32, i1 } %usub, 0
142  %X = select i1 %cmp, i32 %usub.result, i32 42
143  ret i32 %X
144}
145
146declare { i32, i1 } @llvm.usub.with.overflow.i32(i32, i32) nounwind readnone
147
148
149
150;; smul
151
152define zeroext i8 @smul_i8(i8 signext %a, i8 signext %b) nounwind ssp {
153entry:
154  %smul = tail call { i8, i1 } @llvm.smul.with.overflow.i8(i8 %a, i8 %b)
155  %cmp = extractvalue { i8, i1 } %smul, 1
156  %smul.result = extractvalue { i8, i1 } %smul, 0
157  %X = select i1 %cmp, i8 %smul.result, i8 42
158  ret i8 %X
159}
160
161declare { i8, i1 } @llvm.smul.with.overflow.i8(i8, i8) nounwind readnone
162
163define zeroext i16 @smul_i16(i16 signext %a, i16 signext %b) nounwind ssp {
164entry:
165  %smul = tail call { i16, i1 } @llvm.smul.with.overflow.i16(i16 %a, i16 %b)
166  %cmp = extractvalue { i16, i1 } %smul, 1
167  %smul.result = extractvalue { i16, i1 } %smul, 0
168  %X = select i1 %cmp, i16 %smul.result, i16 42
169  ret i16 %X
170}
171
172declare { i16, i1 } @llvm.smul.with.overflow.i16(i16, i16) nounwind readnone
173
174define zeroext i32 @smul_i32(i32 signext %a, i32 signext %b) nounwind ssp {
175entry:
176  %smul = tail call { i32, i1 } @llvm.smul.with.overflow.i32(i32 %a, i32 %b)
177  %cmp = extractvalue { i32, i1 } %smul, 1
178  %smul.result = extractvalue { i32, i1 } %smul, 0
179  %X = select i1 %cmp, i32 %smul.result, i32 42
180  ret i32 %X
181}
182
183declare { i32, i1 } @llvm.smul.with.overflow.i32(i32, i32) nounwind readnone
184
185
186;; umul
187
188define zeroext i8 @umul_i8(i8 signext %a, i8 signext %b) nounwind ssp {
189entry:
190  %umul = tail call { i8, i1 } @llvm.umul.with.overflow.i8(i8 %a, i8 %b)
191  %cmp = extractvalue { i8, i1 } %umul, 1
192  %umul.result = extractvalue { i8, i1 } %umul, 0
193  %X = select i1 %cmp, i8 %umul.result, i8 42
194  ret i8 %X
195}
196
197declare { i8, i1 } @llvm.umul.with.overflow.i8(i8, i8) nounwind readnone
198
199define zeroext i16 @umul_i16(i16 signext %a, i16 signext %b) nounwind ssp {
200entry:
201  %umul = tail call { i16, i1 } @llvm.umul.with.overflow.i16(i16 %a, i16 %b)
202  %cmp = extractvalue { i16, i1 } %umul, 1
203  %umul.result = extractvalue { i16, i1 } %umul, 0
204  %X = select i1 %cmp, i16 %umul.result, i16 42
205  ret i16 %X
206}
207
208declare { i16, i1 } @llvm.umul.with.overflow.i16(i16, i16) nounwind readnone
209
210define zeroext i32 @umul_i32(i32 signext %a, i32 signext %b) nounwind ssp {
211entry:
212  %umul = tail call { i32, i1 } @llvm.umul.with.overflow.i32(i32 %a, i32 %b)
213  %cmp = extractvalue { i32, i1 } %umul, 1
214  %umul.result = extractvalue { i32, i1 } %umul, 0
215  %X = select i1 %cmp, i32 %umul.result, i32 42
216  ret i32 %X
217}
218
219declare { i32, i1 } @llvm.umul.with.overflow.i32(i32, i32) nounwind readnone
220
221