1; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 -disable-fp-elim | FileCheck %s
2;
3; Note: Print verbose stackmaps using -debug-only=stackmaps.
4
5; CHECK-LABEL:  .section  __LLVM_STACKMAPS,__llvm_stackmaps
6; CHECK-NEXT:  __LLVM_StackMaps:
7; CHECK-NEXT:   .long 0
8; Num Functions
9; CHECK-NEXT:   .long 14
10; CHECK-NEXT:   .long _constantargs
11; CHECK-NEXT:   .long 8
12; CHECK-NEXT:   .long _osrinline
13; CHECK-NEXT:   .long 24
14; CHECK-NEXT:   .long _osrcold
15; CHECK-NEXT:   .long 8
16; CHECK-NEXT:   .long _propertyRead
17; CHECK-NEXT:   .long 8
18; CHECK-NEXT:   .long _propertyWrite
19; CHECK-NEXT:   .long 8
20; CHECK-NEXT:   .long _jsVoidCall
21; CHECK-NEXT:   .long 8
22; CHECK-NEXT:   .long _jsIntCall
23; CHECK-NEXT:   .long 8
24; CHECK-NEXT:   .long _spilledValue
25; CHECK-NEXT:   .long 56
26; CHECK-NEXT:   .long _spilledStackMapValue
27; CHECK-NEXT:   .long 56
28; CHECK-NEXT:   .long _spillSubReg
29; CHECK-NEXT:   .long 56
30; CHECK-NEXT:   .long _subRegOffset
31; CHECK-NEXT:   .long 56
32; CHECK-NEXT:   .long _liveConstant
33; CHECK-NEXT:   .long 8
34; CHECK-NEXT:   .long _directFrameIdx
35; CHECK-NEXT:   .long 56
36; CHECK-NEXT:   .long _longid
37; CHECK-NEXT:   .long 8
38; Num LargeConstants
39; CHECK-NEXT:   .long   3
40; CHECK-NEXT:   .quad   2147483648
41; CHECK-NEXT:   .quad   4294967295
42; CHECK-NEXT:   .quad   4294967296
43; Num Callsites
44; CHECK-NEXT:   .long   18
45
46; Constant arguments
47;
48; CHECK-NEXT:   .quad   1
49; CHECK-NEXT:   .long   L{{.*}}-_constantargs
50; CHECK-NEXT:   .short  0
51; CHECK-NEXT:   .short  12
52; SmallConstant
53; CHECK-NEXT:   .byte   4
54; CHECK-NEXT:   .byte   8
55; CHECK-NEXT:   .short  0
56; CHECK-NEXT:   .long   -1
57; SmallConstant
58; CHECK-NEXT:   .byte   4
59; CHECK-NEXT:   .byte   8
60; CHECK-NEXT:   .short  0
61; CHECK-NEXT:   .long   -1
62; SmallConstant
63; CHECK-NEXT:   .byte   4
64; CHECK-NEXT:   .byte   8
65; CHECK-NEXT:   .short  0
66; CHECK-NEXT:   .long   65536
67; SmallConstant
68; CHECK-NEXT:   .byte   4
69; CHECK-NEXT:   .byte   8
70; CHECK-NEXT:   .short  0
71; CHECK-NEXT:   .long   2000000000
72; SmallConstant
73; CHECK-NEXT:   .byte   4
74; CHECK-NEXT:   .byte   8
75; CHECK-NEXT:   .short  0
76; CHECK-NEXT:   .long   2147483647
77; SmallConstant
78; CHECK-NEXT:   .byte   4
79; CHECK-NEXT:   .byte   8
80; CHECK-NEXT:   .short  0
81; CHECK-NEXT:   .long   -1
82; SmallConstant
83; CHECK-NEXT:   .byte   4
84; CHECK-NEXT:   .byte   8
85; CHECK-NEXT:   .short  0
86; CHECK-NEXT:   .long   -1
87; SmallConstant
88; CHECK-NEXT:   .byte   4
89; CHECK-NEXT:   .byte   8
90; CHECK-NEXT:   .short  0
91; CHECK-NEXT:   .long   0
92; LargeConstant at index 0
93; CHECK-NEXT:   .byte   5
94; CHECK-NEXT:   .byte   8
95; CHECK-NEXT:   .short  0
96; CHECK-NEXT:   .long   0
97; LargeConstant at index 1
98; CHECK-NEXT:   .byte   5
99; CHECK-NEXT:   .byte   8
100; CHECK-NEXT:   .short  0
101; CHECK-NEXT:   .long   1
102; LargeConstant at index 2
103; CHECK-NEXT:   .byte   5
104; CHECK-NEXT:   .byte   8
105; CHECK-NEXT:   .short  0
106; CHECK-NEXT:   .long   2
107; SmallConstant
108; CHECK-NEXT:   .byte   4
109; CHECK-NEXT:   .byte   8
110; CHECK-NEXT:   .short  0
111; CHECK-NEXT:   .long   -1
112
113define void @constantargs() {
114entry:
115  %0 = inttoptr i64 12345 to i8*
116  tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 1, i32 15, i8* %0, i32 0, i16 65535, i16 -1, i32 65536, i32 2000000000, i32 2147483647, i32 -1, i32 4294967295, i32 4294967296, i64 2147483648, i64 4294967295, i64 4294967296, i64 -1)
117  ret void
118}
119
120; Inline OSR Exit
121;
122; CHECK-LABEL:  .long   L{{.*}}-_osrinline
123; CHECK-NEXT:   .short  0
124; CHECK-NEXT:   .short  2
125; CHECK-NEXT:   .byte   1
126; CHECK-NEXT:   .byte   8
127; CHECK-NEXT:   .short  {{[0-9]+}}
128; CHECK-NEXT:   .long   0
129; CHECK-NEXT:   .byte   1
130; CHECK-NEXT:   .byte   8
131; CHECK-NEXT:   .short  {{[0-9]+}}
132; CHECK-NEXT:   .long  0
133define void @osrinline(i64 %a, i64 %b) {
134entry:
135  ; Runtime void->void call.
136  call void inttoptr (i64 -559038737 to void ()*)()
137  ; Followed by inline OSR patchpoint with 12-byte shadow and 2 live vars.
138  call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 3, i32 12, i64 %a, i64 %b)
139  ret void
140}
141
142; Cold OSR Exit
143;
144; 2 live variables in register.
145;
146; CHECK-LABEL:  .long   L{{.*}}-_osrcold
147; CHECK-NEXT:   .short  0
148; CHECK-NEXT:   .short  2
149; CHECK-NEXT:   .byte   1
150; CHECK-NEXT:   .byte   8
151; CHECK-NEXT:   .short  {{[0-9]+}}
152; CHECK-NEXT:   .long   0
153; CHECK-NEXT:   .byte   1
154; CHECK-NEXT:   .byte   8
155; CHECK-NEXT:   .short  {{[0-9]+}}
156; CHECK-NEXT:   .long   0
157define void @osrcold(i64 %a, i64 %b) {
158entry:
159  %test = icmp slt i64 %a, %b
160  br i1 %test, label %ret, label %cold
161cold:
162  ; OSR patchpoint with 12-byte nop-slide and 2 live vars.
163  %thunk = inttoptr i64 -559038737 to i8*
164  call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 4, i32 15, i8* %thunk, i32 0, i64 %a, i64 %b)
165  unreachable
166ret:
167  ret void
168}
169
170; Property Read
171; CHECK-LABEL:  .long   L{{.*}}-_propertyRead
172; CHECK-NEXT:   .short  0
173; CHECK-NEXT:   .short  2
174; CHECK-NEXT:   .byte   1
175; CHECK-NEXT:   .byte   8
176; CHECK-NEXT:   .short  {{[0-9]+}}
177; CHECK-NEXT:   .long   0
178; CHECK-NEXT:   .byte   1
179; CHECK-NEXT:   .byte   8
180; CHECK-NEXT:   .short  {{[0-9]+}}
181; CHECK-NEXT:   .long   0
182define i64 @propertyRead(i64* %obj) {
183entry:
184  %resolveRead = inttoptr i64 -559038737 to i8*
185  %result = call anyregcc i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 5, i32 15, i8* %resolveRead, i32 1, i64* %obj)
186  %add = add i64 %result, 3
187  ret i64 %add
188}
189
190; Property Write
191; CHECK-LABEL:  .long   L{{.*}}-_propertyWrite
192; CHECK-NEXT:   .short  0
193; CHECK-NEXT:   .short  2
194; CHECK-NEXT:   .byte   1
195; CHECK-NEXT:   .byte   8
196; CHECK-NEXT:   .short  {{[0-9]+}}
197; CHECK-NEXT:   .long   0
198; CHECK-NEXT:   .byte   1
199; CHECK-NEXT:   .byte   8
200; CHECK-NEXT:   .short  {{[0-9]+}}
201; CHECK-NEXT:   .long   0
202define void @propertyWrite(i64 %dummy1, i64* %obj, i64 %dummy2, i64 %a) {
203entry:
204  %resolveWrite = inttoptr i64 -559038737 to i8*
205  call anyregcc void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 6, i32 15, i8* %resolveWrite, i32 2, i64* %obj, i64 %a)
206  ret void
207}
208
209; Void JS Call
210;
211; 2 live variables in registers.
212;
213; CHECK-LABEL:  .long   L{{.*}}-_jsVoidCall
214; CHECK-NEXT:   .short  0
215; CHECK-NEXT:   .short  2
216; CHECK-NEXT:   .byte   1
217; CHECK-NEXT:   .byte   8
218; CHECK-NEXT:   .short  {{[0-9]+}}
219; CHECK-NEXT:   .long   0
220; CHECK-NEXT:   .byte   1
221; CHECK-NEXT:   .byte   8
222; CHECK-NEXT:   .short  {{[0-9]+}}
223; CHECK-NEXT:   .long   0
224define void @jsVoidCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) {
225entry:
226  %resolveCall = inttoptr i64 -559038737 to i8*
227  call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 7, i32 15, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2)
228  ret void
229}
230
231; i64 JS Call
232;
233; 2 live variables in registers.
234;
235; CHECK-LABEL:  .long   L{{.*}}-_jsIntCall
236; CHECK-NEXT:   .short  0
237; CHECK-NEXT:   .short  2
238; CHECK-NEXT:   .byte   1
239; CHECK-NEXT:   .byte   8
240; CHECK-NEXT:   .short  {{[0-9]+}}
241; CHECK-NEXT:   .long   0
242; CHECK-NEXT:   .byte   1
243; CHECK-NEXT:   .byte   8
244; CHECK-NEXT:   .short  {{[0-9]+}}
245; CHECK-NEXT:   .long   0
246define i64 @jsIntCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) {
247entry:
248  %resolveCall = inttoptr i64 -559038737 to i8*
249  %result = call i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 8, i32 15, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2)
250  %add = add i64 %result, 3
251  ret i64 %add
252}
253
254; Spilled stack map values.
255;
256; Verify 17 stack map entries.
257;
258; CHECK-LABEL:  .long L{{.*}}-_spilledValue
259; CHECK-NEXT:   .short 0
260; CHECK-NEXT:   .short 17
261;
262; Check that at least one is a spilled entry from RBP.
263; Location: Indirect RBP + ...
264; CHECK:        .byte 3
265; CHECK-NEXT:   .byte 8
266; CHECK-NEXT:   .short 6
267define void @spilledValue(i64 %arg0, i64 %arg1, i64 %arg2, i64 %arg3, i64 %arg4, i64 %l0, i64 %l1, i64 %l2, i64 %l3, i64 %l4, i64 %l5, i64 %l6, i64 %l7, i64 %l8, i64 %l9, i64 %l10, i64 %l11, i64 %l12, i64 %l13, i64 %l14, i64 %l15, i64 %l16) {
268entry:
269  call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 11, i32 15, i8* null, i32 5, i64 %arg0, i64 %arg1, i64 %arg2, i64 %arg3, i64 %arg4, i64 %l0, i64 %l1, i64 %l2, i64 %l3, i64 %l4, i64 %l5, i64 %l6, i64 %l7, i64 %l8, i64 %l9, i64 %l10, i64 %l11, i64 %l12, i64 %l13, i64 %l14, i64 %l15, i64 %l16)
270  ret void
271}
272
273; Spilled stack map values.
274;
275; Verify 17 stack map entries.
276;
277; CHECK-LABEL:  .long L{{.*}}-_spilledStackMapValue
278; CHECK-NEXT:   .short 0
279; CHECK-NEXT:   .short 17
280;
281; Check that at least one is a spilled entry from RBP.
282; Location: Indirect RBP + ...
283; CHECK:        .byte 3
284; CHECK-NEXT:   .byte 8
285; CHECK-NEXT:   .short 6
286define webkit_jscc void @spilledStackMapValue(i64 %l0, i64 %l1, i64 %l2, i64 %l3, i64 %l4, i64 %l5, i64 %l6, i64 %l7, i64 %l8, i64 %l9, i64 %l10, i64 %l11, i64 %l12, i64 %l13, i64 %l14, i64 %l15, i64 %l16) {
287entry:
288  call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 12, i32 15, i64 %l0, i64 %l1, i64 %l2, i64 %l3, i64 %l4, i64 %l5, i64 %l6, i64 %l7, i64 %l8, i64 %l9, i64 %l10, i64 %l11, i64 %l12, i64 %l13, i64 %l14, i64 %l15, i64 %l16)
289  ret void
290}
291
292; Spill a subregister stackmap operand.
293;
294; CHECK-LABEL:  .long L{{.*}}-_spillSubReg
295; CHECK-NEXT:   .short 0
296; 4 locations
297; CHECK-NEXT:   .short 1
298;
299; Check that the subregister operand is a 4-byte spill.
300; Location: Indirect, 4-byte, RBP + ...
301; CHECK:        .byte 3
302; CHECK-NEXT:   .byte 4
303; CHECK-NEXT:   .short 6
304define void @spillSubReg(i64 %arg) #0 {
305bb:
306  br i1 undef, label %bb1, label %bb2
307
308bb1:
309  unreachable
310
311bb2:
312  %tmp = load i64* inttoptr (i64 140685446136880 to i64*)
313  br i1 undef, label %bb16, label %bb17
314
315bb16:
316  unreachable
317
318bb17:
319  %tmp32 = trunc i64 %tmp to i32
320  br i1 undef, label %bb60, label %bb61
321
322bb60:
323  tail call void asm sideeffect "nop", "~{ax},~{bx},~{cx},~{dx},~{bp},~{si},~{di},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() nounwind
324  tail call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 13, i32 5, i32 %tmp32)
325  unreachable
326
327bb61:
328  unreachable
329}
330
331; Map a single byte subregister. There is no DWARF register number, so
332; we expect the register to be encoded with the proper size and spill offset. We don't know which
333;
334; CHECK-LABEL:  .long L{{.*}}-_subRegOffset
335; CHECK-NEXT:   .short 0
336; 2 locations
337; CHECK-NEXT:   .short 2
338;
339; Check that the subregister operands are 1-byte spills.
340; Location 0: Register, 4-byte, AL
341; CHECK-NEXT:   .byte 1
342; CHECK-NEXT:   .byte 1
343; CHECK-NEXT:   .short 0
344; CHECK-NEXT:   .long 0
345;
346; Location 1: Register, 4-byte, BL
347; CHECK-NEXT:   .byte 1
348; CHECK-NEXT:   .byte 1
349; CHECK-NEXT:   .short 3
350; CHECK-NEXT:   .long 0
351define void @subRegOffset(i16 %arg) {
352  %v = mul i16 %arg, 5
353  %a0 = trunc i16 %v to i8
354  tail call void asm sideeffect "nop", "~{bx}"() nounwind
355  %arghi = lshr i16 %v, 8
356  %a1 = trunc i16 %arghi to i8
357  tail call void asm sideeffect "nop", "~{cx},~{dx},~{bp},~{si},~{di},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() nounwind
358  tail call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 14, i32 5, i8 %a0, i8 %a1)
359  ret void
360}
361
362; Map a constant value.
363;
364; CHECK-LABEL:  .long L{{.*}}-_liveConstant
365; CHECK-NEXT:   .short 0
366; 1 location
367; CHECK-NEXT:   .short 1
368; Loc 0: SmallConstant
369; CHECK-NEXT:   .byte   4
370; CHECK-NEXT:   .byte   8
371; CHECK-NEXT:   .short  0
372; CHECK-NEXT:   .long   33
373
374define void @liveConstant() {
375  tail call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 15, i32 5, i32 33)
376  ret void
377}
378
379; Directly map an alloca's address.
380;
381; Callsite 16
382; CHECK-LABEL:  .long L{{.*}}-_directFrameIdx
383; CHECK-NEXT:   .short 0
384; 1 location
385; CHECK-NEXT:   .short	1
386; Loc 0: Direct RBP - ofs
387; CHECK-NEXT:   .byte	2
388; CHECK-NEXT:   .byte	8
389; CHECK-NEXT:   .short	6
390; CHECK-NEXT:   .long
391
392; Callsite 17
393; CHECK-LABEL:  .long	L{{.*}}-_directFrameIdx
394; CHECK-NEXT:   .short	0
395; 2 locations
396; CHECK-NEXT:   .short	2
397; Loc 0: Direct RBP - ofs
398; CHECK-NEXT:   .byte	2
399; CHECK-NEXT:   .byte	8
400; CHECK-NEXT:   .short	6
401; CHECK-NEXT:   .long
402; Loc 1: Direct RBP - ofs
403; CHECK-NEXT:   .byte	2
404; CHECK-NEXT:   .byte	8
405; CHECK-NEXT:   .short	6
406; CHECK-NEXT:   .long
407define void @directFrameIdx() {
408entry:
409  %metadata1 = alloca i64, i32 3, align 8
410  store i64 11, i64* %metadata1
411  store i64 12, i64* %metadata1
412  store i64 13, i64* %metadata1
413  call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 16, i32 0, i64* %metadata1)
414  %metadata2 = alloca i8, i32 4, align 8
415  %metadata3 = alloca i16, i32 4, align 8
416  call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 17, i32 5, i8* null, i32 0, i8* %metadata2, i16* %metadata3)
417  ret void
418}
419
420; Test a 64-bit ID.
421;
422; CHECK:        .quad 4294967295
423; CHECK-LABEL:  .long L{{.*}}-_longid
424; CHECK:        .quad 4294967296
425; CHECK-LABEL:  .long L{{.*}}-_longid
426; CHECK:        .quad 9223372036854775807
427; CHECK-LABEL:  .long L{{.*}}-_longid
428; CHECK:        .quad -1
429; CHECK-LABEL:  .long L{{.*}}-_longid
430define void @longid() {
431entry:
432  tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 4294967295, i32 0, i8* null, i32 0)
433  tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 4294967296, i32 0, i8* null, i32 0)
434  tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 9223372036854775807, i32 0, i8* null, i32 0)
435  tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 -1, i32 0, i8* null, i32 0)
436  ret void
437}
438
439declare void @llvm.experimental.stackmap(i64, i32, ...)
440declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
441declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)
442