1; ARM EHABI integrated test
2
3; This test case checks whether the ARM DWARF stack frame directives
4; are properly generated or not.
5
6; We have to check several cases:
7; (1) arm with -disable-fp-elim
8; (2) arm without -disable-fp-elim
9; (3) armv7 with -disable-fp-elim
10; (4) armv7 without -disable-fp-elim
11; (5) thumb with -disable-fp-elim
12; (6) thumb without -disable-fp-elim
13; (7) thumbv7 with -disable-fp-elim
14; (8) thumbv7 without -disable-fp-elim
15
16; RUN: llc -mtriple arm-unknown-linux-gnueabi \
17; RUN:     -disable-fp-elim -filetype=asm -o - %s \
18; RUN:   | FileCheck %s --check-prefix=CHECK-FP
19
20; RUN: llc -mtriple arm-unknown-linux-gnueabi \
21; RUN:     -filetype=asm -o - %s \
22; RUN:   | FileCheck %s --check-prefix=CHECK-FP-ELIM
23
24; RUN: llc -mtriple armv7-unknown-linux-gnueabi \
25; RUN:     -disable-fp-elim -filetype=asm -o - %s \
26; RUN:   | FileCheck %s --check-prefix=CHECK-V7-FP
27
28; RUN: llc -mtriple armv7-unknown-linux-gnueabi \
29; RUN:     -filetype=asm -o - %s \
30; RUN:   | FileCheck %s --check-prefix=CHECK-V7-FP-ELIM
31
32; RUN: llc -mtriple thumb-unknown-linux-gnueabi \
33; RUN:     -disable-fp-elim -filetype=asm -o - %s \
34; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-FP
35
36; RUN: llc -mtriple thumb-unknown-linux-gnueabi \
37; RUN:     -filetype=asm -o - %s \
38; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-FP-ELIM
39
40; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
41; RUN:     -disable-fp-elim -filetype=asm -o - %s \
42; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP
43
44; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
45; RUN:     -filetype=asm -o - %s \
46; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP-ELIM
47
48;-------------------------------------------------------------------------------
49; Test 1
50;-------------------------------------------------------------------------------
51; This is the LLVM assembly generated from following C++ code:
52;
53;   extern void print(int, int, int, int, int);
54;   extern void print(double, double, double, double, double);
55;
56;   void test(int a, int b, int c, int d, int e,
57;             double m, double n, double p, double q, double r) {
58;     try {
59;       print(a, b, c, d, e);
60;     } catch (...) {
61;       print(m, n, p, q, r);
62;     }
63;   }
64
65declare void @_Z5printiiiii(i32, i32, i32, i32, i32)
66
67declare void @_Z5printddddd(double, double, double, double, double)
68
69define void @_Z4testiiiiiddddd(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e,
70                               double %m, double %n, double %p,
71                               double %q, double %r) {
72entry:
73  invoke void @_Z5printiiiii(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e)
74          to label %try.cont unwind label %lpad
75
76lpad:
77  %0 = landingpad { i8*, i32 }
78          personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
79          catch i8* null
80  %1 = extractvalue { i8*, i32 } %0, 0
81  %2 = tail call i8* @__cxa_begin_catch(i8* %1)
82  invoke void @_Z5printddddd(double %m, double %n, double %p,
83                             double %q, double %r)
84          to label %invoke.cont2 unwind label %lpad1
85
86invoke.cont2:
87  tail call void @__cxa_end_catch()
88  br label %try.cont
89
90try.cont:
91  ret void
92
93lpad1:
94  %3 = landingpad { i8*, i32 }
95          personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
96          cleanup
97  invoke void @__cxa_end_catch()
98          to label %eh.resume unwind label %terminate.lpad
99
100eh.resume:
101  resume { i8*, i32 } %3
102
103terminate.lpad:
104  %4 = landingpad { i8*, i32 }
105          personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
106          catch i8* null
107  %5 = extractvalue { i8*, i32 } %4, 0
108  tail call void @__clang_call_terminate(i8* %5)
109  unreachable
110}
111
112declare void @__clang_call_terminate(i8*)
113
114declare i32 @__gxx_personality_v0(...)
115
116declare i8* @__cxa_begin_catch(i8*)
117
118declare void @__cxa_end_catch()
119
120declare void @_ZSt9terminatev()
121
122!llvm.dbg.cu = !{!0}
123!llvm.module.flags = !{!10, !11}
124!llvm.ident = !{!12}
125
126!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/exp.cpp] [DW_LANG_C_plus_plus]
127!1 = metadata !{metadata !"exp.cpp", metadata !"/tmp"}
128!2 = metadata !{}
129!3 = metadata !{metadata !4}
130!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"test", metadata !"test", metadata !"_Z4testiiiiiddddd", i32 4, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32, i32, i32, i32, i32, double, double, double, double, double)* @_Z4testiiiiiddddd, null, null, metadata !2, i32 5} ; [ DW_TAG_subprogram ] [line 4] [def] [scope 5] [test]
131!5 = metadata !{i32 786473, metadata !1}          ; [ DW_TAG_file_type ] [/tmp/exp.cpp]
132!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
133!7 = metadata !{null, metadata !8, metadata !8, metadata !8, metadata !8, metadata !8, metadata !9, metadata !9, metadata !9, metadata !9, metadata !9}
134!8 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
135!9 = metadata !{i32 786468, null, null, metadata !"double", i32 0, i64 64, i64 64, i64 0, i32 0, i32 4} ; [ DW_TAG_base_type ] [double] [line 0, size 64, align 64, offset 0, enc DW_ATE_float]
136!10 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
137!11 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
138!12 = metadata !{metadata !"clang version 3.5 "}
139!13 = metadata !{i32 786689, metadata !4, metadata !"a", metadata !5, i32 16777220, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [a] [line 4]
140!14 = metadata !{i32 4, i32 0, metadata !4, null}
141!15 = metadata !{i32 786689, metadata !4, metadata !"b", metadata !5, i32 33554436, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [b] [line 4]
142!16 = metadata !{i32 786689, metadata !4, metadata !"c", metadata !5, i32 50331652, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [c] [line 4]
143!17 = metadata !{i32 786689, metadata !4, metadata !"d", metadata !5, i32 67108868, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [d] [line 4]
144!18 = metadata !{i32 786689, metadata !4, metadata !"e", metadata !5, i32 83886084, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [e] [line 4]
145!19 = metadata !{i32 786689, metadata !4, metadata !"m", metadata !5, i32 100663301, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [m] [line 5]
146!20 = metadata !{i32 5, i32 0, metadata !4, null}
147!21 = metadata !{i32 786689, metadata !4, metadata !"n", metadata !5, i32 117440517, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [n] [line 5]
148!22 = metadata !{i32 786689, metadata !4, metadata !"p", metadata !5, i32 134217733, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [p] [line 5]
149!23 = metadata !{i32 786689, metadata !4, metadata !"q", metadata !5, i32 150994949, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [q] [line 5]
150!24 = metadata !{i32 786689, metadata !4, metadata !"r", metadata !5, i32 167772165, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [r] [line 5]
151!25 = metadata !{i32 7, i32 0, metadata !26, null}
152!26 = metadata !{i32 786443, metadata !1, metadata !4, i32 6, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [/tmp/exp.cpp]
153!27 = metadata !{i32 8, i32 0, metadata !26, null} ; [ DW_TAG_imported_declaration ]
154!28 = metadata !{i32 11, i32 0, metadata !26, null}
155!29 = metadata !{i32 9, i32 0, metadata !30, null}
156!30 = metadata !{i32 786443, metadata !1, metadata !4, i32 8, i32 0, i32 1} ; [ DW_TAG_lexical_block ] [/tmp/exp.cpp]
157!31 = metadata !{i32 10, i32 0, metadata !30, null}
158!32 = metadata !{i32 10, i32 0, metadata !4, null}
159!33 = metadata !{i32 11, i32 0, metadata !4, null}
160!34 = metadata !{i32 11, i32 0, metadata !30, null}
161
162; CHECK-FP-LABEL: _Z4testiiiiiddddd:
163; CHECK-FP:   .cfi_startproc
164; CHECK-FP:   push   {r4, r5, r6, r7, r8, r9, r10, r11, lr}
165; CHECK-FP:   .cfi_def_cfa_offset 36
166; CHECK-FP:   .cfi_offset lr, -4
167; CHECK-FP:   .cfi_offset r11, -8
168; CHECK-FP:   .cfi_offset r10, -12
169; CHECK-FP:   .cfi_offset r9, -16
170; CHECK-FP:   .cfi_offset r8, -20
171; CHECK-FP:   .cfi_offset r7, -24
172; CHECK-FP:   .cfi_offset r6, -28
173; CHECK-FP:   .cfi_offset r5, -32
174; CHECK-FP:   .cfi_offset r4, -36
175; CHECK-FP:   add    r11, sp, #28
176; CHECK-FP:   .cfi_def_cfa r11, 8
177; CHECK-FP:   sub    sp, sp, #28
178; CHECK-FP:   .cfi_endproc
179
180; CHECK-FP-ELIM-LABEL: _Z4testiiiiiddddd:
181; CHECK-FP-ELIM:   .cfi_startproc
182; CHECK-FP-ELIM:   push  {r4, r5, r6, r7, r8, r9, r10, r11, lr}
183; CHECK-FP-ELIM:   .cfi_def_cfa_offset 36
184; CHECK-FP-ELIM:   .cfi_offset lr, -4
185; CHECK-FP-ELIM:   .cfi_offset r11, -8
186; CHECK-FP-ELIM:   .cfi_offset r10, -12
187; CHECK-FP-ELIM:   .cfi_offset r9, -16
188; CHECK-FP-ELIM:   .cfi_offset r8, -20
189; CHECK-FP-ELIM:   .cfi_offset r7, -24
190; CHECK-FP-ELIM:   .cfi_offset r6, -28
191; CHECK-FP-ELIM:   .cfi_offset r5, -32
192; CHECK-FP-ELIM:   .cfi_offset r4, -36
193; CHECK-FP-ELIM:   sub   sp, sp, #28
194; CHECK-FP-ELIM:   .cfi_def_cfa_offset 64
195; CHECK-FP-ELIM:   .cfi_endproc
196
197; CHECK-V7-FP-LABEL: _Z4testiiiiiddddd:
198; CHECK-V7-FP:   .cfi_startproc
199; CHECK-V7-FP:   push   {r4, r11, lr}
200; CHECK-V7-FP:   .cfi_def_cfa_offset 12
201; CHECK-V7-FP:   .cfi_offset lr, -4
202; CHECK-V7-FP:   .cfi_offset r11, -8
203; CHECK-V7-FP:   .cfi_offset r4, -12
204; CHECK-V7-FP:   add    r11, sp, #4
205; CHECK-V7-FP:   .cfi_def_cfa r11, 8
206; CHECK-V7-FP:   vpush  {d8, d9, d10, d11, d12}
207; CHECK-V7-FP:   .cfi_offset d12, -24
208; CHECK-V7-FP:   .cfi_offset d11, -32
209; CHECK-V7-FP:   .cfi_offset d10, -40
210; CHECK-V7-FP:   .cfi_offset d9, -48
211; CHECK-V7-FP:   .cfi_offset d8, -56
212; CHECK-V7-FP:   sub    sp, sp, #28
213; CHECK-V7-FP:   .cfi_endproc
214
215; CHECK-V7-FP-ELIM-LABEL: _Z4testiiiiiddddd:
216; CHECK-V7-FP-ELIM:   .cfi_startproc
217; CHECK-V7-FP-ELIM:   push   {r4, lr}
218; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 8
219; CHECK-V7-FP-ELIM:   .cfi_offset lr, -4
220; CHECK-V7-FP-ELIM:   .cfi_offset r4, -8
221; CHECK-V7-FP-ELIM:   vpush  {d8, d9, d10, d11, d12}
222; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 48
223; CHECK-V7-FP-ELIM:   .cfi_offset d12, -16
224; CHECK-V7-FP-ELIM:   .cfi_offset d11, -24
225; CHECK-V7-FP-ELIM:   .cfi_offset d10, -32
226; CHECK-V7-FP-ELIM:   .cfi_offset d9, -40
227; CHECK-V7-FP-ELIM:   .cfi_offset d8, -48
228; CHECK-V7-FP-ELIM:   sub    sp, sp, #24
229; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 72
230; CHECK-V7-FP-ELIM:   .cfi_endproc
231
232; CHECK-THUMB-FP-LABEL: _Z4testiiiiiddddd:
233; CHECK-THUMB-FP:   .cfi_startproc
234; CHECK-THUMB-FP:   push   {r4, r5, r6, r7, lr}
235; CHECK-THUMB-FP:   .cfi_def_cfa_offset 20
236; CHECK-THUMB-FP:   .cfi_offset lr, -4
237; CHECK-THUMB-FP:   .cfi_offset r7, -8
238; CHECK-THUMB-FP:   .cfi_offset r6, -12
239; CHECK-THUMB-FP:   .cfi_offset r5, -16
240; CHECK-THUMB-FP:   .cfi_offset r4, -20
241; CHECK-THUMB-FP:   add    r7, sp, #12
242; CHECK-THUMB-FP:   .cfi_def_cfa r7, 8
243; CHECK-THUMB-FP:   sub    sp, #60
244; CHECK-THUMB-FP:   .cfi_endproc
245
246; CHECK-THUMB-FP-ELIM-LABEL: _Z4testiiiiiddddd:
247; CHECK-THUMB-FP-ELIM:   .cfi_startproc
248; CHECK-THUMB-FP-ELIM:   push   {r4, r5, r6, r7, lr}
249; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 20
250; CHECK-THUMB-FP-ELIM:   .cfi_offset lr, -4
251; CHECK-THUMB-FP-ELIM:   .cfi_offset r7, -8
252; CHECK-THUMB-FP-ELIM:   .cfi_offset r6, -12
253; CHECK-THUMB-FP-ELIM:   .cfi_offset r5, -16
254; CHECK-THUMB-FP-ELIM:   .cfi_offset r4, -20
255; CHECK-THUMB-FP-ELIM:   sub    sp, #60
256; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 80
257; CHECK-THUMB-FP-ELIM:   .cfi_endproc
258
259; CHECK-THUMB-V7-FP-LABEL: _Z4testiiiiiddddd:
260; CHECK-THUMB-V7-FP:   .cfi_startproc
261; CHECK-THUMB-V7-FP:   push.w   {r4, r7, r11, lr}
262; CHECK-THUMB-V7-FP:   .cfi_def_cfa_offset 16
263; CHECK-THUMB-V7-FP:   .cfi_offset lr, -4
264; CHECK-THUMB-V7-FP:   .cfi_offset r11, -8
265; CHECK-THUMB-V7-FP:   .cfi_offset r7, -12
266; CHECK-THUMB-V7-FP:   .cfi_offset r4, -16
267; CHECK-THUMB-V7-FP:   add    r7, sp, #4
268; CHECK-THUMB-V7-FP:   .cfi_def_cfa r7, 12
269; CHECK-THUMB-V7-FP:   vpush  {d8, d9, d10, d11, d12}
270; CHECK-THUMB-V7-FP:   .cfi_offset d12, -24
271; CHECK-THUMB-V7-FP:   .cfi_offset d11, -32
272; CHECK-THUMB-V7-FP:   .cfi_offset d10, -40
273; CHECK-THUMB-V7-FP:   .cfi_offset d9, -48
274; CHECK-THUMB-V7-FP:   .cfi_offset d8, -56
275; CHECK-THUMB-V7-FP:   sub    sp, #24
276; CHECK-THUMB-V7-FP:   .cfi_endproc
277
278; CHECK-THUMB-V7-FP-ELIM-LABEL: _Z4testiiiiiddddd:
279; CHECK-THUMB-V7-FP-ELIM:   .cfi_startproc
280; CHECK-THUMB-V7-FP-ELIM:   push   {r4, lr}
281; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 8
282; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset lr, -4
283; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r4, -8
284; CHECK-THUMB-V7-FP-ELIM:   vpush  {d8, d9, d10, d11, d12}
285; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 48
286; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d12, -16
287; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d11, -24
288; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d10, -32
289; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d9, -40
290; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d8, -48
291; CHECK-THUMB-V7-FP-ELIM:   sub    sp, #24
292; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 72
293; CHECK-THUMB-V7-FP-ELIM:   .cfi_endproc
294
295
296;-------------------------------------------------------------------------------
297; Test 2
298;-------------------------------------------------------------------------------
299
300declare void @throw_exception_2()
301
302define void @test2() {
303entry:
304  tail call void @throw_exception_2()
305  ret void
306}
307
308; CHECK-FP-LABEL: test2:
309; CHECK-FP:   .cfi_startproc
310; CHECK-FP:   push   {r11, lr}
311; CHECK-FP:   .cfi_def_cfa_offset 8
312; CHECK-FP:   .cfi_offset lr, -4
313; CHECK-FP:   .cfi_offset r11, -8
314; CHECK-FP:   mov    r11, sp
315; CHECK-FP:   .cfi_def_cfa_register r11
316; CHECK-FP:   pop    {r11, lr}
317; CHECK-FP:   mov    pc, lr
318; CHECK-FP:   .cfi_endproc
319
320; CHECK-FP-ELIM-LABEL: test2:
321; CHECK-FP-ELIM:   .cfi_startproc
322; CHECK-FP-ELIM:   push  {r11, lr}
323; CHECK-FP-ELIM:   .cfi_def_cfa_offset 8
324; CHECK-FP-ELIM:   .cfi_offset lr, -4
325; CHECK-FP-ELIM:   .cfi_offset r11, -8
326; CHECK-FP-ELIM:   pop   {r11, lr}
327; CHECK-FP-ELIM:   mov   pc, lr
328; CHECK-FP-ELIM:   .cfi_endproc
329
330; CHECK-V7-FP-LABEL: test2:
331; CHECK-V7-FP:   .cfi_startproc
332; CHECK-V7-FP:   push   {r11, lr}
333; CHECK-V7-FP:   .cfi_def_cfa_offset 8
334; CHECK-V7-FP:   .cfi_offset lr, -4
335; CHECK-V7-FP:   .cfi_offset r11, -8
336; CHECK-V7-FP:   mov    r11, sp
337; CHECK-V7-FP:   .cfi_def_cfa_register r11
338; CHECK-V7-FP:   pop    {r11, pc}
339; CHECK-V7-FP:   .cfi_endproc
340
341; CHECK-V7-FP-ELIM-LABEL: test2:
342; CHECK-V7-FP-ELIM:   .cfi_startproc
343; CHECK-V7-FP-ELIM:   push  {r11, lr}
344; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 8
345; CHECK-V7-FP-ELIM:   .cfi_offset lr, -4
346; CHECK-V7-FP-ELIM:   .cfi_offset r11, -8
347; CHECK-V7-FP-ELIM:   pop   {r11, pc}
348; CHECK-V7-FP-ELIM:   .cfi_endproc
349
350; CHECK-THUMB-FP-LABEL: test2:
351; CHECK-THUMB-FP:   .cfi_startproc
352; CHECK-THUMB-FP:   push   {r7, lr}
353; CHECK-THUMB-FP:   .cfi_def_cfa_offset 8
354; CHECK-THUMB-FP:   .cfi_offset lr, -4
355; CHECK-THUMB-FP:   .cfi_offset r7, -8
356; CHECK-THUMB-FP:   add    r7, sp, #0
357; CHECK-THUMB-FP:   .cfi_def_cfa_register r7
358; CHECK-THUMB-FP:   pop    {r7, pc}
359; CHECK-THUMB-FP:   .cfi_endproc
360
361; CHECK-THUMB-FP-ELIM-LABEL: test2:
362; CHECK-THUMB-FP-ELIM:   .cfi_startproc
363; CHECK-THUMB-FP-ELIM:   push  {r7, lr}
364; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 8
365; CHECK-THUMB-FP-ELIM:   .cfi_offset lr, -4
366; CHECK-THUMB-FP-ELIM:   .cfi_offset r7, -8
367; CHECK-THUMB-FP-ELIM:   pop   {r7, pc}
368; CHECK-THUMB-FP-ELIM:   .cfi_endproc
369
370; CHECK-THUMB-V7-FP-LABEL: test2:
371; CHECK-THUMB-V7-FP:   .cfi_startproc
372; CHECK-THUMB-V7-FP:   push   {r7, lr}
373; CHECK-THUMB-V7-FP:   .cfi_def_cfa_offset 8
374; CHECK-THUMB-V7-FP:   .cfi_offset lr, -4
375; CHECK-THUMB-V7-FP:   .cfi_offset r7, -8
376; CHECK-THUMB-V7-FP:   mov    r7, sp
377; CHECK-THUMB-V7-FP:   .cfi_def_cfa_register r7
378; CHECK-THUMB-V7-FP:   pop    {r7, pc}
379; CHECK-THUMB-V7-FP:   .cfi_endproc
380
381; CHECK-THUMB-V7-FP-ELIM-LABEL: test2:
382; CHECK-THUMB-V7-FP-ELIM:   .cfi_startproc
383; CHECK-THUMB-V7-FP-ELIM:   push.w  {r11, lr}
384; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 8
385; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset lr, -4
386; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r11, -8
387; CHECK-THUMB-V7-FP-ELIM:   pop.w   {r11, pc}
388; CHECK-THUMB-V7-FP-ELIM:   .cfi_endproc
389
390
391;-------------------------------------------------------------------------------
392; Test 3
393;-------------------------------------------------------------------------------
394
395declare void @throw_exception_3(i32)
396
397define i32 @test3(i32 %a, i32 %b, i32 %c, i32 %d,
398                  i32 %e, i32 %f, i32 %g, i32 %h) {
399entry:
400  %add = add nsw i32 %b, %a
401  %add1 = add nsw i32 %add, %c
402  %add2 = add nsw i32 %add1, %d
403  tail call void @throw_exception_3(i32 %add2)
404  %add3 = add nsw i32 %f, %e
405  %add4 = add nsw i32 %add3, %g
406  %add5 = add nsw i32 %add4, %h
407  tail call void @throw_exception_3(i32 %add5)
408  %add6 = add nsw i32 %add5, %add2
409  ret i32 %add6
410}
411
412; CHECK-FP-LABEL: test3:
413; CHECK-FP:   .cfi_startproc
414; CHECK-FP:   push   {r4, r5, r11, lr}
415; CHECK-FP:   .cfi_def_cfa_offset 16
416; CHECK-FP:   .cfi_offset lr, -4
417; CHECK-FP:   .cfi_offset r11, -8
418; CHECK-FP:   .cfi_offset r5, -12
419; CHECK-FP:   .cfi_offset r4, -16
420; CHECK-FP:   add    r11, sp, #8
421; CHECK-FP:   .cfi_def_cfa r11, 8
422; CHECK-FP:   pop    {r4, r5, r11, lr}
423; CHECK-FP:   mov    pc, lr
424; CHECK-FP:   .cfi_endproc
425
426; CHECK-FP-ELIM-LABEL: test3:
427; CHECK-FP-ELIM:   .cfi_startproc
428; CHECK-FP-ELIM:   push  {r4, r5, r11, lr}
429; CHECK-FP-ELIM:   .cfi_def_cfa_offset 16
430; CHECK-FP-ELIM:   .cfi_offset lr, -4
431; CHECK-FP-ELIM:   .cfi_offset r11, -8
432; CHECK-FP-ELIM:   .cfi_offset r5, -12
433; CHECK-FP-ELIM:   .cfi_offset r4, -16
434; CHECK-FP-ELIM:   pop   {r4, r5, r11, lr}
435; CHECK-FP-ELIM:   mov   pc, lr
436; CHECK-FP-ELIM:   .cfi_endproc
437
438; CHECK-V7-FP-LABEL: test3:
439; CHECK-V7-FP:   .cfi_startproc
440; CHECK-V7-FP:   push   {r4, r5, r11, lr}
441; CHECK-V7-FP:   .cfi_def_cfa_offset 16
442; CHECK-V7-FP:   .cfi_offset lr, -4
443; CHECK-V7-FP:   .cfi_offset r11, -8
444; CHECK-V7-FP:   .cfi_offset r5, -12
445; CHECK-V7-FP:   .cfi_offset r4, -16
446; CHECK-V7-FP:   add    r11, sp, #8
447; CHECK-V7-FP:   .cfi_def_cfa r11, 8
448; CHECK-V7-FP:   pop    {r4, r5, r11, pc}
449; CHECK-V7-FP:   .cfi_endproc
450
451; CHECK-V7-FP-ELIM-LABEL: test3:
452; CHECK-V7-FP-ELIM:   .cfi_startproc
453; CHECK-V7-FP-ELIM:   push  {r4, r5, r11, lr}
454; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 16
455; CHECK-V7-FP-ELIM:   .cfi_offset lr, -4
456; CHECK-V7-FP-ELIM:   .cfi_offset r11, -8
457; CHECK-V7-FP-ELIM:   .cfi_offset r5, -12
458; CHECK-V7-FP-ELIM:   .cfi_offset r4, -16
459; CHECK-V7-FP-ELIM:   pop   {r4, r5, r11, pc}
460; CHECK-V7-FP-ELIM:   .cfi_endproc
461
462; CHECK-THUMB-FP-LABEL: test3:
463; CHECK-THUMB-FP:   .cfi_startproc
464; CHECK-THUMB-FP:   push   {r4, r5, r7, lr}
465; CHECK-THUMB-FP:   .cfi_def_cfa_offset 16
466; CHECK-THUMB-FP:   .cfi_offset lr, -4
467; CHECK-THUMB-FP:   .cfi_offset r7, -8
468; CHECK-THUMB-FP:   .cfi_offset r5, -12
469; CHECK-THUMB-FP:   .cfi_offset r4, -16
470; CHECK-THUMB-FP:   add    r7, sp, #8
471; CHECK-THUMB-FP:   .cfi_def_cfa r7, 8
472; CHECK-THUMB-FP:   pop    {r4, r5, r7, pc}
473; CHECK-THUMB-FP:   .cfi_endproc
474
475; CHECK-THUMB-FP-ELIM-LABEL: test3:
476; CHECK-THUMB-FP-ELIM:   .cfi_startproc
477; CHECK-THUMB-FP-ELIM:   push  {r4, r5, r7, lr}
478; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 16
479; CHECK-THUMB-FP-ELIM:   .cfi_offset lr, -4
480; CHECK-THUMB-FP-ELIM:   .cfi_offset r7, -8
481; CHECK-THUMB-FP-ELIM:   .cfi_offset r5, -12
482; CHECK-THUMB-FP-ELIM:   .cfi_offset r4, -16
483; CHECK-THUMB-FP-ELIM:   pop   {r4, r5, r7, pc}
484; CHECK-THUMB-FP-ELIM:   .cfi_endproc
485
486; CHECK-THUMB-V7-FP-LABEL: test3:
487; CHECK-THUMB-V7-FP:   .cfi_startproc
488; CHECK-THUMB-V7-FP:   push   {r4, r5, r7, lr}
489; CHECK-THUMB-V7-FP:   .cfi_def_cfa_offset 16
490; CHECK-THUMB-V7-FP:   .cfi_offset lr, -4
491; CHECK-THUMB-V7-FP:   .cfi_offset r7, -8
492; CHECK-THUMB-V7-FP:   .cfi_offset r5, -12
493; CHECK-THUMB-V7-FP:   .cfi_offset r4, -16
494; CHECK-THUMB-V7-FP:   add    r7, sp, #8
495; CHECK-THUMB-V7-FP:   .cfi_def_cfa r7, 8
496; CHECK-THUMB-V7-FP:   pop    {r4, r5, r7, pc}
497; CHECK-THUMB-V7-FP:   .cfi_endproc
498
499; CHECK-THUMB-V7-FP-ELIM-LABEL: test3:
500; CHECK-THUMB-V7-FP-ELIM:   .cfi_startproc
501; CHECK-THUMB-V7-FP-ELIM:   push.w  {r4, r5, r11, lr}
502; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 16
503; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset lr, -4
504; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r11, -8
505; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r5, -12
506; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r4, -16
507; CHECK-THUMB-V7-FP-ELIM:   pop.w   {r4, r5, r11, pc}
508; CHECK-THUMB-V7-FP-ELIM:   .cfi_endproc
509
510
511;-------------------------------------------------------------------------------
512; Test 4
513;-------------------------------------------------------------------------------
514
515define void @test4() nounwind {
516entry:
517  ret void
518}
519
520; CHECK-FP-LABEL: test4:
521; CHECK-FP:   mov pc, lr
522; CHECK-FP-NOT:   .cfi_def_cfa_offset
523
524; CHECK-FP-ELIM-LABEL: test4:
525; CHECK-FP-ELIM:   mov pc, lr
526; CHECK-FP-ELIM-NOT:   .cfi_def_cfa_offset
527
528; CHECK-V7-FP-LABEL: test4:
529; CHECK-V7-FP:   bx lr
530; CHECK-V7-FP-NOT:   .cfi_def_cfa_offset
531
532; CHECK-V7-FP-ELIM-LABEL: test4:
533; CHECK-V7-FP-ELIM:   bx lr
534; CHECK-V7-FP-ELIM-NOT:   .cfi_def_cfa_offset
535
536; CHECK-THUMB-FP-LABEL: test4:
537; CHECK-THUMB-FP:   bx lr
538; CHECK-THUMB-FP-NOT:   .cfi_def_cfa_offset
539
540; CHECK-THUMB-FP-ELIM-LABEL: test4:
541; CHECK-THUMB-FP-ELIM:   bx lr
542; CHECK-THUMB-FP-ELIM-NOT:   .cfi_def_cfa_offset
543
544; CHECK-THUMB-V7-FP-LABEL: test4:
545; CHECK-THUMB-V7-FP:   bx lr
546; CHECK-THUMB-V7-FP-NOT:   .cfi_def_cfa_offset
547
548; CHECK-THUMB-V7-FP-ELIM-LABEL: test4:
549; CHECK-THUMB-V7-FP-ELIM:   bx lr
550; CHECK-THUMB-V7-FP-ELIM-NOT:   .cfi_def_cfa_offset
551
552