1; RUN: llc < %s -mtriple=i386-unknown-linux-gnu | FileCheck %s -check-prefix=LINUX
2; RUN: llc < %s -mtriple=i386-apple-darwin9.7 | FileCheck %s -check-prefix=DARWIN
3; RUN: llc < %s -mtriple=i386-apple-darwin10 -relocation-model=static | FileCheck %s -check-prefix=DARWIN-STATIC
4; RUN: llc < %s -mtriple=x86_64-apple-darwin10 | FileCheck %s -check-prefix=DARWIN64
5; RUN: llc < %s -mtriple=i386-unknown-linux-gnu -data-sections -function-sections | FileCheck %s -check-prefix=LINUX-SECTIONS
6; RUN: llc < %s -mtriple=i386-unknown-linux-gnu -function-sections | FileCheck %s -check-prefix=LINUX-FUNC-SECTIONS
7; RUN: llc < %s -mtriple=x86_64-pc-linux -data-sections -function-sections -relocation-model=pic | FileCheck %s -check-prefix=LINUX-SECTIONS-PIC
8; RUN: llc < %s -mtriple=i686-pc-win32 -data-sections -function-sections | FileCheck %s -check-prefix=WIN32-SECTIONS
9; RUN: llc < %s -mtriple=i686-pc-win32 -function-sections | FileCheck %s -check-prefix=WIN32-FUNC-SECTIONS
10
11define void @F1() {
12  ret void
13}
14
15; WIN32-SECTIONS: .section        .text,"xr",one_only,_F1
16; WIN32-SECTIONS: .globl _F1
17
18define void @F2(i32 %y) {
19bb0:
20switch i32 %y, label %bb5 [
21    i32 1, label %bb1
22    i32 2, label %bb2
23    i32 3, label %bb3
24    i32 4, label %bb4
25  ]
26bb1:
27  ret void
28bb2:
29  ret void
30bb3:
31  ret void
32bb4:
33  ret void
34bb5:
35  ret void
36}
37
38; LINUX:     .size   F2,
39; LINUX-NEX: .cfi_endproc
40; LINUX-NEX: .section        .rodata,"a",@progbits
41
42; LINUX-SECTIONS: .section        .text.F2,"ax",@progbits
43; LINUX-SECTIONS: .size   F2,
44; LINUX-SECTIONS-NEXT: .cfi_endproc
45; LINUX-SECTIONS-NEXT: .section        .rodata.F2,"a",@progbits
46
47; LINUX-FUNC-SECTIONS: .section        .text.F2,"ax",@progbits
48; LINUX-FUNC-SECTIONS: .size   F2,
49; LINUX-FUNC-SECTIONS-NEXT: .cfi_endproc
50; LINUX-FUNC-SECTIONS-NEXT: .section        .rodata.F2,"a",@progbits
51
52; WIN32-FUNC-SECTIONS: .section        .text,"xr",one_only,_F2
53; WIN32-FUNC-SECTIONS-NOT: .section
54; WIN32-FUNC-SECTIONS: .section        .rdata,"dr",associative,_F2
55
56
57; LINUX-SECTIONS-PIC: .section        .text.F2,"ax",@progbits
58; LINUX-SECTIONS-PIC: .size   F2,
59; LINUX-SECTIONS-PIC-NEXT: .cfi_endproc
60; LINUX-SECTIONS-PIC-NEXT: .section        .rodata.F2,"a",@progbits
61
62declare void @G()
63
64define void @F3(i32 %y) {
65bb0:
66  invoke void @G()
67          to label %bb2 unwind label %bb1
68bb1:
69  landingpad { i8*, i32 } personality i8* bitcast (void ()* @G to i8*)
70          catch i8* null
71  br label %bb2
72bb2:
73
74switch i32 %y, label %bb7 [
75    i32 1, label %bb3
76    i32 2, label %bb4
77    i32 3, label %bb5
78    i32 4, label %bb6
79  ]
80bb3:
81  ret void
82bb4:
83  ret void
84bb5:
85  ret void
86bb6:
87  ret void
88bb7:
89  ret void
90}
91
92; DARWIN64: _F3:
93; DARWIN64: Lfunc_end
94; DARWIN64-NEXT: .cfi_endproc
95; DARWIN64-NOT: .section
96; DARWIN64: LJTI{{.*}}:
97; DARWIN64-NEXT: .long
98; DARWIN64-NEXT: .long
99; DARWIN64-NEXT: .long
100; DARWIN64-NEXT: .long
101; DARWIN64-NEXT: .section        __TEXT,__gcc_except_tab
102
103; int G1;
104@G1 = common global i32 0
105
106; LINUX: .type   G1,@object
107; LINUX: .comm  G1,4,4
108
109; DARWIN: .comm _G1,4,2
110
111
112
113
114; const int G2 __attribute__((weak)) = 42;
115@G2 = weak_odr unnamed_addr constant i32 42
116
117
118; TODO: linux drops this into .rodata, we drop it into ".gnu.linkonce.r.G2"
119
120; DARWIN: .section __TEXT,__const_coal,coalesced
121; DARWIN: _G2:
122; DARWIN:    .long 42
123
124
125; int * const G3 = &G1;
126@G3 = unnamed_addr constant i32* @G1
127
128; DARWIN: .section        __DATA,__const
129; DARWIN: .globl _G3
130; DARWIN: _G3:
131; DARWIN:     .long _G1
132
133; LINUX:   .section        .rodata,"a",@progbits
134; LINUX:   .globl  G3
135
136; LINUX-SECTIONS: .section        .rodata.G3,"a",@progbits
137; LINUX-SECTIONS: .globl  G3
138
139; WIN32-SECTIONS: .section        .rdata,"dr",one_only,_G3
140; WIN32-SECTIONS: .globl  _G3
141
142
143; _Complex long long const G4 = 34;
144@G4 = private unnamed_addr constant {i64,i64} { i64 34, i64 0 }
145
146; DARWIN: .section        __TEXT,__literal16,16byte_literals
147; DARWIN: L_G4:
148; DARWIN:     .long 34
149
150; DARWIN-STATIC: .section        __TEXT,__literal16,16byte_literals
151; DARWIN-STATIC: L_G4:
152; DARWIN-STATIC:     .long 34
153
154; DARWIN64: .section        __TEXT,__literal16,16byte_literals
155; DARWIN64: L_G4:
156; DARWIN64:     .quad 34
157
158; int G5 = 47;
159@G5 = global i32 47
160
161; LINUX: .data
162; LINUX: .globl G5
163; LINUX: G5:
164; LINUX:    .long 47
165
166; DARWIN: .section        __DATA,__data
167; DARWIN: .globl _G5
168; DARWIN: _G5:
169; DARWIN:    .long 47
170
171
172; PR4584
173@"foo bar" = linkonce global i32 42
174
175; LINUX: .type  "foo bar",@object
176; LINUX: .weak  "foo bar"
177; LINUX: "foo bar":
178
179; DARWIN: .section              __DATA,__datacoal_nt,coalesced
180; DARWIN: .globl        "_foo bar"
181; DARWIN:       .weak_definition "_foo bar"
182; DARWIN: "_foo bar":
183
184; PR4650
185@G6 = weak_odr unnamed_addr constant [1 x i8] c"\01"
186
187; LINUX:   .type        G6,@object
188; LINUX:   .weak        G6
189; LINUX: G6:
190; LINUX:   .byte        1
191; LINUX:   .size        G6, 1
192
193; DARWIN:  .section __TEXT,__const_coal,coalesced
194; DARWIN:  .globl _G6
195; DARWIN:  .weak_definition _G6
196; DARWIN:_G6:
197; DARWIN:  .byte 1
198
199
200@G7 = unnamed_addr constant [10 x i8] c"abcdefghi\00"
201
202; DARWIN:       __TEXT,__cstring,cstring_literals
203; DARWIN:       .globl _G7
204; DARWIN: _G7:
205; DARWIN:       .asciz  "abcdefghi"
206
207; LINUX:        .section        .rodata.str1.1,"aMS",@progbits,1
208; LINUX:        .globl G7
209; LINUX: G7:
210; LINUX:        .asciz  "abcdefghi"
211
212; LINUX-SECTIONS: .section        .rodata.str1.1,"aMS",@progbits,1
213; LINUX-SECTIONS:       .globl G7
214
215; WIN32-SECTIONS: .section        .rdata,"dr",one_only,_G7
216; WIN32-SECTIONS:       .globl _G7
217
218
219@G8 = unnamed_addr constant [4 x i16] [ i16 1, i16 2, i16 3, i16 0 ]
220
221; DARWIN:       .section        __TEXT,__const
222; DARWIN:       .globl _G8
223; DARWIN: _G8:
224
225; LINUX:        .section        .rodata.str2.2,"aMS",@progbits,2
226; LINUX:        .globl G8
227; LINUX:G8:
228
229@G9 = unnamed_addr constant [4 x i32] [ i32 1, i32 2, i32 3, i32 0 ]
230
231; DARWIN:       .globl _G9
232; DARWIN: _G9:
233
234; LINUX:        .section        .rodata.str4.4,"aMS",@progbits,4
235; LINUX:        .globl G9
236; LINUX:G9
237
238
239@G10 = weak global [100 x i32] zeroinitializer, align 32 ; <[100 x i32]*> [#uses=0]
240
241
242; DARWIN:       .section        __DATA,__datacoal_nt,coalesced
243; DARWIN: .globl _G10
244; DARWIN:       .weak_definition _G10
245; DARWIN:       .align  5
246; DARWIN: _G10:
247; DARWIN:       .space  400
248
249; LINUX:        .bss
250; LINUX:        .weak   G10
251; LINUX:        .align  32
252; LINUX: G10:
253; LINUX:        .zero   400
254
255
256
257;; Zero sized objects should round up to 1 byte in zerofill directives.
258; rdar://7886017
259@G11 = global [0 x i32] zeroinitializer
260@G12 = global {} zeroinitializer
261@G13 = global { [0 x {}] } zeroinitializer
262
263; DARWIN: .globl _G11
264; DARWIN: .zerofill __DATA,__common,_G11,1,2
265; DARWIN: .globl _G12
266; DARWIN: .zerofill __DATA,__common,_G12,1,3
267; DARWIN: .globl _G13
268; DARWIN: .zerofill __DATA,__common,_G13,1,3
269
270@G14 = private unnamed_addr constant [4 x i8] c"foo\00", align 1
271
272; LINUX-SECTIONS:        .type   .LG14,@object           # @G14
273; LINUX-SECTIONS:        .section        .rodata.str1.1,"aMS",@progbits,1
274; LINUX-SECTIONS: .LG14:
275; LINUX-SECTIONS:        .asciz  "foo"
276; LINUX-SECTIONS:        .size   .LG14, 4
277
278; WIN32-SECTIONS:        .section        .rdata,"dr",one_only,_G14
279; WIN32-SECTIONS: _G14:
280; WIN32-SECTIONS:        .asciz  "foo"
281
282; cannot be merged on MachO, but can on other formats.
283@G15 = unnamed_addr constant i64 0
284
285; LINUX: .section        .rodata.cst8,"aM",@progbits,8
286; LINUX: G15:
287
288; DARWIN: .section      __TEXT,__const
289; DARWIN: _G15:
290
291; DARWIN-STATIC: .section       __TEXT,__const
292; DARWIN-STATIC: _G15:
293
294; DARWIN64: .section       __TEXT,__const
295; DARWIN64: _G15:
296
297; LINUX-SECTIONS: .section      .rodata.cst8,"aM",@progbits,8
298; LINUX-SECTIONS: G15:
299
300; WIN32-SECTIONS: .section      .rdata,"dr",one_only,_G15
301; WIN32-SECTIONS: _G15:
302