1; RUN: mlir-translate -import-llvm %s | FileCheck %s
2
3%struct.t = type {}
4%struct.s = type { %struct.t, i64 }
5
6; CHECK: llvm.mlir.global external @g1() {alignment = 8 : i64} : !llvm.struct<"struct.s", (struct<"struct.t", ()>, i64)>
7@g1 = external global %struct.s, align 8
8; CHECK: llvm.mlir.global external @g2() {alignment = 8 : i64} : f64
9@g2 = external global double, align 8
10; CHECK: llvm.mlir.global internal @g3("string")
11@g3 = internal global [6 x i8] c"string"
12
13; CHECK: llvm.mlir.global external @g5() : vector<8xi32>
14@g5 = external global <8 x i32>
15
16; CHECK: llvm.mlir.global private @alig32(42 : i64) {alignment = 32 : i64, dso_local} : i64
17@alig32 = private global i64 42, align 32
18
19; CHECK: llvm.mlir.global private @alig64(42 : i64) {alignment = 64 : i64, dso_local} : i64
20@alig64 = private global i64 42, align 64
21
22@g4 = external global i32, align 8
23; CHECK: llvm.mlir.global internal constant @int_gep() {dso_local} : !llvm.ptr<i32> {
24; CHECK-DAG:   %[[addr:[0-9]+]] = llvm.mlir.addressof @g4 : !llvm.ptr<i32>
25; CHECK-DAG:   %[[c2:[0-9]+]] = llvm.mlir.constant(2 : i32) : i32
26; CHECK-NEXT:  %[[gepinit:[0-9]+]] = llvm.getelementptr %[[addr]][%[[c2]]] : (!llvm.ptr<i32>, i32) -> !llvm.ptr<i32>
27; CHECK-NEXT:  llvm.return %[[gepinit]] : !llvm.ptr<i32>
28; CHECK-NEXT: }
29@int_gep = internal constant i32* getelementptr (i32, i32* @g4, i32 2)
30
31;
32; dso_local attribute
33;
34
35; CHECK: llvm.mlir.global external @dso_local_var() {dso_local} : !llvm.struct<"struct.s", (struct<"struct.t", ()>, i64)>
36@dso_local_var = external dso_local global %struct.s
37
38;
39; thread_local attribute
40;
41
42; CHECK: llvm.mlir.global external thread_local @thread_local_var() : !llvm.struct<"struct.s", (struct<"struct.t", ()>, i64)>
43@thread_local_var = external thread_local global %struct.s
44
45;
46; addr_space attribute
47;
48
49; CHECK: llvm.mlir.global external @addr_space_var(0 : i32) {addr_space = 6 : i32} : i32
50@addr_space_var = addrspace(6) global i32 0
51
52;
53; Linkage attribute.
54;
55
56; CHECK: llvm.mlir.global private @private(42 : i32) {dso_local} : i32
57@private = private global i32 42
58; CHECK: llvm.mlir.global internal @internal(42 : i32) {dso_local} : i32
59@internal = internal global i32 42
60; CHECK: llvm.mlir.global available_externally @available_externally(42 : i32) : i32
61@available_externally = available_externally global i32 42
62; CHECK: llvm.mlir.global linkonce @linkonce(42 : i32) : i32
63@linkonce = linkonce global i32 42
64; CHECK: llvm.mlir.global weak @weak(42 : i32) : i32
65@weak = weak global i32 42
66; CHECK: llvm.mlir.global common @common(0 : i32) : i32
67@common = common global i32 zeroinitializer
68; CHECK: llvm.mlir.global appending @appending(dense<[0, 1]> : tensor<2xi32>) : !llvm.array<2 x i32>
69@appending = appending global [2 x i32] [i32 0, i32 1]
70; CHECK: llvm.mlir.global extern_weak @extern_weak() : i32
71@extern_weak = extern_weak global i32
72; CHECK: llvm.mlir.global linkonce_odr @linkonce_odr(42 : i32) : i32
73@linkonce_odr = linkonce_odr global i32 42
74; CHECK: llvm.mlir.global weak_odr @weak_odr(42 : i32) : i32
75@weak_odr = weak_odr global i32 42
76; CHECK: llvm.mlir.global external @external() : i32
77@external = external global i32
78
79;
80; UnnamedAddr attribute.
81;
82
83
84; CHECK: llvm.mlir.global private constant @no_unnamed_addr(42 : i64) {dso_local} : i64
85@no_unnamed_addr = private constant i64 42
86; CHECK: llvm.mlir.global private local_unnamed_addr constant @local_unnamed_addr(42 : i64) {dso_local} : i64
87@local_unnamed_addr = private local_unnamed_addr constant i64 42
88; CHECK: llvm.mlir.global private unnamed_addr constant @unnamed_addr(42 : i64) {dso_local} : i64
89@unnamed_addr = private unnamed_addr constant i64 42
90
91;
92; Section attribute
93;
94
95; CHECK: llvm.mlir.global internal constant @sectionvar("teststring") {dso_local, section = ".mysection"}
96@sectionvar = internal constant [10 x i8] c"teststring", section ".mysection"
97
98;
99; Sequential constants.
100;
101
102; CHECK: llvm.mlir.global internal constant @vector_constant(dense<[1, 2]> : vector<2xi32>) {dso_local} : vector<2xi32>
103@vector_constant = internal constant <2 x i32> <i32 1, i32 2>
104; CHECK: llvm.mlir.global internal constant @array_constant(dense<[1.000000e+00, 2.000000e+00]> : tensor<2xf32>) {dso_local} : !llvm.array<2 x f32>
105@array_constant = internal constant [2 x float] [float 1., float 2.]
106; CHECK: llvm.mlir.global internal constant @nested_array_constant(dense<[{{\[}}1, 2], [3, 4]]> : tensor<2x2xi32>) {dso_local} : !llvm.array<2 x array<2 x i32>>
107@nested_array_constant = internal constant [2 x [2 x i32]] [[2 x i32] [i32 1, i32 2], [2 x i32] [i32 3, i32 4]]
108; CHECK: llvm.mlir.global internal constant @nested_array_constant3(dense<[{{\[}}[1, 2], [3, 4]]]> : tensor<1x2x2xi32>) {dso_local} : !llvm.array<1 x array<2 x array<2 x i32>>>
109@nested_array_constant3 = internal constant [1 x [2 x [2 x i32]]] [[2 x [2 x i32]] [[2 x i32] [i32 1, i32 2], [2 x i32] [i32 3, i32 4]]]
110; CHECK: llvm.mlir.global internal constant @nested_array_vector(dense<[{{\[}}[1, 2], [3, 4]]]> : vector<1x2x2xi32>) {dso_local} : !llvm.array<1 x array<2 x vector<2xi32>>>
111@nested_array_vector = internal constant [1 x [2 x <2 x i32>]] [[2 x <2 x i32>] [<2 x i32> <i32 1, i32 2>, <2 x i32> <i32 3, i32 4>]]
112
113;
114; Linkage on functions.
115;
116
117; CHECK: llvm.func internal @func_internal
118define internal void @func_internal() {
119  ret void
120}
121
122; CHECK: llvm.func @fe(i32) -> f32
123declare float @fe(i32)
124
125; FIXME: function attributes.
126; CHECK-LABEL: llvm.func internal @f1(%arg0: i64) -> i32 {
127; CHECK-DAG: %[[c2:[0-9]+]] = llvm.mlir.constant(2 : i32) : i32
128; CHECK-DAG: %[[c42:[0-9]+]] = llvm.mlir.constant(42 : i32) : i32
129; CHECK-DAG: %[[c1:[0-9]+]] = llvm.mlir.constant(true) : i1
130; CHECK-DAG: %[[c43:[0-9]+]] = llvm.mlir.constant(43 : i32) : i32
131define internal dso_local i32 @f1(i64 %a) norecurse {
132entry:
133; CHECK: %{{[0-9]+}} = llvm.inttoptr %arg0 : i64 to !llvm.ptr<i64>
134  %aa = inttoptr i64 %a to i64*
135; %[[addrof:[0-9]+]] = llvm.mlir.addressof @g2 : !llvm.ptr<f64>
136; %[[addrof2:[0-9]+]] = llvm.mlir.addressof @g2 : !llvm.ptr<f64>
137; %{{[0-9]+}} = llvm.inttoptr %arg0 : i64 to !llvm.ptr<i64>
138; %{{[0-9]+}} = llvm.ptrtoint %[[addrof2]] : !llvm.ptr<f64> to i64
139; %{{[0-9]+}} = llvm.getelementptr %[[addrof]][%3] : (!llvm.ptr<f64>, i32) -> !llvm.ptr<f64>
140  %bb = ptrtoint double* @g2 to i64
141  %cc = getelementptr double, double* @g2, i32 2
142; CHECK: %[[b:[0-9]+]] = llvm.trunc %arg0 : i64 to i32
143  %b = trunc i64 %a to i32
144; CHECK: %[[c:[0-9]+]] = llvm.call @fe(%[[b]]) : (i32) -> f32
145  %c = call float @fe(i32 %b)
146; CHECK: %[[d:[0-9]+]] = llvm.fptosi %[[c]] : f32 to i32
147  %d = fptosi float %c to i32
148; FIXME: icmp should return i1.
149; CHECK: %[[e:[0-9]+]] = llvm.icmp "ne" %[[d]], %[[c2]] : i32
150  %e = icmp ne i32 %d, 2
151; CHECK: llvm.cond_br %[[e]], ^bb1, ^bb2
152  br i1 %e, label %if.then, label %if.end
153
154; CHECK: ^bb1:
155if.then:
156; CHECK: llvm.return %[[c42]] : i32
157  ret i32 42
158
159; CHECK: ^bb2:
160if.end:
161; CHECK: %[[orcond:[0-9]+]] = llvm.or %[[e]], %[[c1]] : i1
162  %or.cond = or i1 %e, 1
163; CHECK: llvm.return %[[c43]]
164  ret i32 43
165}
166
167; Test that instructions that dominate can be out of sequential order.
168; CHECK-LABEL: llvm.func @f2(%arg0: i64) -> i64 {
169; CHECK-DAG: %[[c3:[0-9]+]] = llvm.mlir.constant(3 : i64) : i64
170define i64 @f2(i64 %a) noduplicate {
171entry:
172; CHECK: llvm.br ^bb2
173  br label %next
174
175; CHECK: ^bb1:
176end:
177; CHECK: llvm.return %1
178  ret i64 %b
179
180; CHECK: ^bb2:
181next:
182; CHECK: %1 = llvm.add %arg0, %[[c3]] : i64
183  %b = add i64 %a, 3
184; CHECK: llvm.br ^bb1
185  br label %end
186}
187
188; Test arguments/phis.
189; CHECK-LABEL: llvm.func @f2_phis(%arg0: i64) -> i64 {
190; CHECK-DAG: %[[c3:[0-9]+]] = llvm.mlir.constant(3 : i64) : i64
191define i64 @f2_phis(i64 %a) noduplicate {
192entry:
193; CHECK: llvm.br ^bb2
194  br label %next
195
196; CHECK: ^bb1(%1: i64):
197end:
198  %c = phi i64 [ %b, %next ]
199; CHECK: llvm.return %1
200  ret i64 %c
201
202; CHECK: ^bb2:
203next:
204; CHECK: %2 = llvm.add %arg0, %[[c3]] : i64
205  %b = add i64 %a, 3
206; CHECK: llvm.br ^bb1
207  br label %end
208}
209
210; CHECK-LABEL: llvm.func @f3() -> !llvm.ptr<i32>
211define i32* @f3() {
212; CHECK: %[[c:[0-9]+]] = llvm.mlir.addressof @g2 : !llvm.ptr<f64>
213; CHECK: %[[b:[0-9]+]] = llvm.bitcast %[[c]] : !llvm.ptr<f64> to !llvm.ptr<i32>
214; CHECK: llvm.return %[[b]] : !llvm.ptr<i32>
215  ret i32* bitcast (double* @g2 to i32*)
216}
217
218; CHECK-LABEL: llvm.func @f4() -> !llvm.ptr<i32>
219define i32* @f4() {
220; CHECK: %[[b:[0-9]+]] = llvm.mlir.null : !llvm.ptr<i32>
221; CHECK: llvm.return %[[b]] : !llvm.ptr<i32>
222  ret i32* bitcast (double* null to i32*)
223}
224
225; CHECK-LABEL: llvm.func @f5
226define void @f5(i32 %d) {
227; FIXME: icmp should return i1.
228; CHECK: = llvm.icmp "eq"
229  %1 = icmp eq i32 %d, 2
230; CHECK: = llvm.icmp "slt"
231  %2 = icmp slt i32 %d, 2
232; CHECK: = llvm.icmp "sle"
233  %3 = icmp sle i32 %d, 2
234; CHECK: = llvm.icmp "sgt"
235  %4 = icmp sgt i32 %d, 2
236; CHECK: = llvm.icmp "sge"
237  %5 = icmp sge i32 %d, 2
238; CHECK: = llvm.icmp "ult"
239  %6 = icmp ult i32 %d, 2
240; CHECK: = llvm.icmp "ule"
241  %7 = icmp ule i32 %d, 2
242; CHECK: = llvm.icmp "ugt"
243  %8 = icmp ugt i32 %d, 2
244  ret void
245}
246
247; CHECK-LABEL: llvm.func @f6(%arg0: !llvm.ptr<func<void (i16)>>)
248define void @f6(void (i16) *%fn) {
249; CHECK: %[[c:[0-9]+]] = llvm.mlir.constant(0 : i16) : i16
250; CHECK: llvm.call %arg0(%[[c]])
251  call void %fn(i16 0)
252  ret void
253}
254
255; CHECK-LABEL: llvm.func @FPArithmetic(%arg0: f32, %arg1: f32, %arg2: f64, %arg3: f64)
256define void @FPArithmetic(float %a, float %b, double %c, double %d) {
257  ; CHECK: %[[a1:[0-9]+]] = llvm.mlir.constant(3.030000e+01 : f64) : f64
258  ; CHECK: %[[a2:[0-9]+]] = llvm.mlir.constant(3.030000e+01 : f32) : f32
259  ; CHECK: %[[a3:[0-9]+]] = llvm.fadd %[[a2]], %arg0 : f32
260  %1 = fadd float 0x403E4CCCC0000000, %a
261  ; CHECK: %[[a4:[0-9]+]] = llvm.fadd %arg0, %arg1 : f32
262  %2 = fadd float %a, %b
263  ; CHECK: %[[a5:[0-9]+]] = llvm.fadd %[[a1]], %arg2 : f64
264  %3 = fadd double 3.030000e+01, %c
265  ; CHECK: %[[a6:[0-9]+]] = llvm.fsub %arg0, %arg1 : f32
266  %4 = fsub float %a, %b
267  ; CHECK: %[[a7:[0-9]+]] = llvm.fsub %arg2, %arg3 : f64
268  %5 = fsub double %c, %d
269  ; CHECK: %[[a8:[0-9]+]] = llvm.fmul %arg0, %arg1 : f32
270  %6 = fmul float %a, %b
271  ; CHECK: %[[a9:[0-9]+]] = llvm.fmul %arg2, %arg3 : f64
272  %7 = fmul double %c, %d
273  ; CHECK: %[[a10:[0-9]+]] = llvm.fdiv %arg0, %arg1 : f32
274  %8 = fdiv float %a, %b
275  ; CHECK: %[[a12:[0-9]+]] = llvm.fdiv %arg2, %arg3 : f64
276  %9 = fdiv double %c, %d
277  ; CHECK: %[[a11:[0-9]+]] = llvm.frem %arg0, %arg1 : f32
278  %10 = frem float %a, %b
279  ; CHECK: %[[a13:[0-9]+]] = llvm.frem %arg2, %arg3 : f64
280  %11 = frem double %c, %d
281  ret void
282}
283
284; CHECK-LABEL: llvm.func @FPComparison(%arg0: f32, %arg1: f32)
285define void @FPComparison(float %a, float %b) {
286  ; CHECK: llvm.fcmp "_false" %arg0, %arg1
287  %1 = fcmp false float %a, %b
288  ; CHECK: llvm.fcmp "oeq" %arg0, %arg1
289  %2 = fcmp oeq float %a, %b
290  ; CHECK: llvm.fcmp "ogt" %arg0, %arg1
291  %3 = fcmp ogt float %a, %b
292  ; CHECK: llvm.fcmp "oge" %arg0, %arg1
293  %4 = fcmp oge float %a, %b
294  ; CHECK: llvm.fcmp "olt" %arg0, %arg1
295  %5 = fcmp olt float %a, %b
296  ; CHECK: llvm.fcmp "ole" %arg0, %arg1
297  %6 = fcmp ole float %a, %b
298  ; CHECK: llvm.fcmp "one" %arg0, %arg1
299  %7 = fcmp one float %a, %b
300  ; CHECK: llvm.fcmp "ord" %arg0, %arg1
301  %8 = fcmp ord float %a, %b
302  ; CHECK: llvm.fcmp "ueq" %arg0, %arg1
303  %9 = fcmp ueq float %a, %b
304  ; CHECK: llvm.fcmp "ugt" %arg0, %arg1
305  %10 = fcmp ugt float %a, %b
306  ; CHECK: llvm.fcmp "uge" %arg0, %arg1
307  %11 = fcmp uge float %a, %b
308  ; CHECK: llvm.fcmp "ult" %arg0, %arg1
309  %12 = fcmp ult float %a, %b
310  ; CHECK: llvm.fcmp "ule" %arg0, %arg1
311  %13 = fcmp ule float %a, %b
312  ; CHECK: llvm.fcmp "une" %arg0, %arg1
313  %14 = fcmp une float %a, %b
314  ; CHECK: llvm.fcmp "uno" %arg0, %arg1
315  %15 = fcmp uno float %a, %b
316  ; CHECK: llvm.fcmp "_true" %arg0, %arg1
317  %16 = fcmp true float %a, %b
318  ret void
319}
320
321; Testing rest of the floating point constant kinds.
322; CHECK-LABEL: llvm.func @FPConstant(%arg0: f16, %arg1: bf16, %arg2: f128, %arg3: f80)
323define void @FPConstant(half %a, bfloat %b, fp128 %c, x86_fp80 %d) {
324  ; CHECK-DAG: %[[C0:.+]] = llvm.mlir.constant(7.000000e+00 : f80) : f80
325  ; CHECK-DAG: %[[C1:.+]] = llvm.mlir.constant(0.000000e+00 : f128) : f128
326  ; CHECK-DAG: %[[C2:.+]] = llvm.mlir.constant(1.000000e+00 : bf16) : bf16
327  ; CHECK-DAG: %[[C3:.+]] = llvm.mlir.constant(1.000000e+00 : f16) : f16
328
329  ; CHECK: llvm.fadd %[[C3]], %arg0  : f16
330  %1 = fadd half 1.0, %a
331  ; CHECK: llvm.fadd %[[C2]], %arg1  : bf16
332  %2 = fadd bfloat 1.0, %b
333  ; CHECK: llvm.fadd %[[C1]], %arg2  : f128
334  %3 = fadd fp128 0xL00000000000000000000000000000000, %c
335  ; CHECK: llvm.fadd %[[C0]], %arg3  : f80
336  %4 = fadd x86_fp80 0xK4001E000000000000000, %d
337  ret void
338}
339
340;
341; Functions as constants.
342;
343
344; Calling the function that has not been defined yet.
345; CHECK-LABEL: @precaller
346define i32 @precaller() {
347  %1 = alloca i32 ()*
348  ; CHECK: %[[func:.*]] = llvm.mlir.addressof @callee : !llvm.ptr<func<i32 ()>>
349  ; CHECK: llvm.store %[[func]], %[[loc:.*]]
350  store i32 ()* @callee, i32 ()** %1
351  ; CHECK: %[[indir:.*]] = llvm.load %[[loc]]
352  %2 = load i32 ()*, i32 ()** %1
353  ; CHECK: llvm.call %[[indir]]()
354  %3 = call i32 %2()
355  ret i32 %3
356}
357
358define i32 @callee() {
359  ret i32 42
360}
361
362; Calling the function that has been defined.
363; CHECK-LABEL: @postcaller
364define i32 @postcaller() {
365  %1 = alloca i32 ()*
366  ; CHECK: %[[func:.*]] = llvm.mlir.addressof @callee : !llvm.ptr<func<i32 ()>>
367  ; CHECK: llvm.store %[[func]], %[[loc:.*]]
368  store i32 ()* @callee, i32 ()** %1
369  ; CHECK: %[[indir:.*]] = llvm.load %[[loc]]
370  %2 = load i32 ()*, i32 ()** %1
371  ; CHECK: llvm.call %[[indir]]()
372  %3 = call i32 %2()
373  ret i32 %3
374}
375
376@_ZTIi = external dso_local constant i8*
377@_ZTIii= external dso_local constant i8**
378declare void @foo(i8*)
379declare i8* @bar(i8*)
380declare i32 @__gxx_personality_v0(...)
381
382; CHECK-LABEL: @invokeLandingpad
383define i32 @invokeLandingpad() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
384  ; CHECK: %[[a1:[0-9]+]] = llvm.bitcast %{{[0-9]+}} : !llvm.ptr<ptr<ptr<i8>>> to !llvm.ptr<i8>
385  ; CHECK: %[[a3:[0-9]+]] = llvm.alloca %{{[0-9]+}} x i8 {alignment = 1 : i64} : (i32) -> !llvm.ptr<i8>
386  %1 = alloca i8
387  ; CHECK: llvm.invoke @foo(%[[a3]]) to ^bb2 unwind ^bb1 : (!llvm.ptr<i8>) -> ()
388  invoke void @foo(i8* %1) to label %4 unwind label %2
389
390; CHECK: ^bb1:
391  ; CHECK: %{{[0-9]+}} = llvm.landingpad (catch %{{[0-9]+}} : !llvm.ptr<ptr<i8>>) (catch %[[a1]] : !llvm.ptr<i8>) (filter %{{[0-9]+}} : !llvm.array<1 x i8>) : !llvm.struct<(ptr<i8>, i32)>
392  %3 = landingpad { i8*, i32 } catch i8** @_ZTIi catch i8* bitcast (i8*** @_ZTIii to i8*)
393  ; FIXME: Change filter to a constant array once they are handled.
394  ; Currently, even though it parses this, LLVM module is broken
395          filter [1 x i8] [i8 1]
396  resume { i8*, i32 } %3
397
398; CHECK: ^bb2:
399  ; CHECK: llvm.return %{{[0-9]+}} : i32
400  ret i32 1
401
402; CHECK: ^bb3:
403  ; CHECK: %{{[0-9]+}} = llvm.invoke @bar(%[[a3]]) to ^bb2 unwind ^bb1 : (!llvm.ptr<i8>) -> !llvm.ptr<i8>
404  %6 = invoke i8* @bar(i8* %1) to label %4 unwind label %2
405
406; CHECK: ^bb4:
407  ; CHECK: llvm.return %{{[0-9]+}} : i32
408  ret i32 0
409}
410
411; CHECK-LABEL: @hasGCFunction
412; CHECK-SAME: garbageCollector = "statepoint-example"
413define void @hasGCFunction() gc "statepoint-example" {
414    ret void
415}
416
417;CHECK-LABEL: @useFreezeOp
418define i32 @useFreezeOp(i32 %x) {
419  ;CHECK: %{{[0-9]+}} = llvm.freeze %{{[0-9a-z]+}} : i32
420  %1 = freeze i32 %x
421  %2 = add i8 10, 10
422  ;CHECK: %{{[0-9]+}} = llvm.freeze %{{[0-9]+}} : i8
423  %3 = freeze i8 %2
424  %poison = add nsw i1 0, undef
425  ret i32 0
426}
427
428;CHECK-LABEL: @useFenceInst
429define i32 @useFenceInst() {
430  ;CHECK: llvm.fence syncscope("agent") seq_cst
431  fence syncscope("agent") seq_cst
432  ;CHECK: llvm.fence release
433  fence release
434  ;CHECK: llvm.fence seq_cst
435  fence syncscope("") seq_cst
436  ret i32 0
437}
438
439; Switch instruction
440declare void @g(i32)
441
442; CHECK-LABEL: llvm.func @simple_switch(%arg0: i32) {
443define void @simple_switch(i32 %val) {
444; CHECK: %[[C0:.+]] = llvm.mlir.constant(11 : i32) : i32
445; CHECK: %[[C1:.+]] = llvm.mlir.constant(87 : i32) : i32
446; CHECK: %[[C2:.+]] = llvm.mlir.constant(78 : i32) : i32
447; CHECK: %[[C3:.+]] = llvm.mlir.constant(94 : i32) : i32
448; CHECK: %[[C4:.+]] = llvm.mlir.constant(1 : i32) : i32
449; CHECK: llvm.switch %arg0 : i32, ^[[BB5:.+]] [
450; CHECK:   0: ^[[BB1:.+]],
451; CHECK:   9: ^[[BB2:.+]],
452; CHECK:   994: ^[[BB3:.+]],
453; CHECK:   1154: ^[[BB4:.+]]
454; CHECK: ]
455  switch i32 %val, label %def [
456    i32 0, label %one
457    i32 9, label %two
458    i32 994, label %three
459    i32 1154, label %four
460  ]
461
462; CHECK: ^[[BB1]]:
463; CHECK: llvm.call @g(%[[C4]]) : (i32) -> ()
464; CHECK: llvm.return
465one:
466  call void @g(i32 1)
467  ret void
468; CHECK: ^[[BB2]]:
469; CHECK: llvm.call @g(%[[C3]]) : (i32) -> ()
470; CHECK: llvm.return
471two:
472  call void @g(i32 94)
473  ret void
474; CHECK: ^[[BB3]]:
475; CHECK: llvm.call @g(%[[C2]]) : (i32) -> ()
476; CHECK: llvm.return
477three:
478  call void @g(i32 78)
479  ret void
480; CHECK: ^[[BB4]]:
481; CHECK: llvm.call @g(%[[C1]]) : (i32) -> ()
482; CHECK: llvm.return
483four:
484  call void @g(i32 87)
485  ret void
486; CHECK: ^[[BB5]]:
487; CHECK: llvm.call @g(%[[C0]]) : (i32) -> ()
488; CHECK: llvm.return
489def:
490  call void @g(i32 11)
491  ret void
492}
493
494; CHECK-LABEL: llvm.func @switch_args(%arg0: i32) {
495define void @switch_args(i32 %val) {
496  ; CHECK: %[[C0:.+]] = llvm.mlir.constant(44 : i32) : i32
497  ; CHECK: %[[C1:.+]] = llvm.mlir.constant(34 : i32) : i32
498  ; CHECK: %[[C2:.+]] = llvm.mlir.constant(33 : i32) : i32
499  %pred = icmp ult i32 %val, 87
500  br i1 %pred, label %bbs, label %bb1
501
502bb1:
503  %vx = add i32 %val, 22
504  %pred2 = icmp ult i32 %val, 94
505  br i1 %pred2, label %bb2, label %bb3
506
507bb2:
508  %vx0 = add i32 %val, 23
509  br label %one
510
511bb3:
512  br label %def
513
514; CHECK: %[[V1:.+]] = llvm.add %arg0, %[[C2]] : i32
515; CHECK: %[[V2:.+]] = llvm.add %arg0, %[[C1]] : i32
516; CHECK: %[[V3:.+]] = llvm.add %arg0, %[[C0]] : i32
517; CHECK: llvm.switch %arg0 : i32, ^[[BBD:.+]](%[[V3]] : i32) [
518; CHECK:   0: ^[[BB1:.+]](%[[V1]], %[[V2]] : i32, i32)
519; CHECK: ]
520bbs:
521  %vy = add i32 %val, 33
522  %vy0 = add i32 %val, 34
523  %vz = add i32 %val, 44
524  switch i32 %val, label %def [
525    i32 0, label %one
526  ]
527
528; CHECK: ^[[BB1]](%[[BA0:.+]]: i32, %[[BA1:.+]]: i32):
529one: ; pred: bb2, bbs
530  %v0 = phi i32 [%vx, %bb2], [%vy, %bbs]
531  %v1 = phi i32 [%vx0, %bb2], [%vy0, %bbs]
532  ; CHECK: llvm.add %[[BA0]], %[[BA1]]  : i32
533  %vf = add i32 %v0, %v1
534  call void @g(i32 %vf)
535  ret void
536
537; CHECK: ^[[BBD]](%[[BA2:.+]]: i32):
538def: ; pred: bb3, bbs
539  %v2 = phi i32 [%vx, %bb3], [%vz, %bbs]
540  ; CHECK: llvm.call @g(%[[BA2]])
541  call void @g(i32 %v2)
542  ret void
543}
544
545; Insert/ExtractValue
546; CHECK-LABEL: llvm.func @insert_extract_value_struct
547define float @insert_extract_value_struct({{i32},{float, double}}* %p) {
548  ; CHECK: %[[C0:.+]] = llvm.mlir.constant(2.000000e+00 : f64)
549  ; CHECK: %[[VT:.+]] = llvm.load %{{.+}}
550  %t = load {{i32},{float, double}}, {{i32},{float, double}}* %p
551  ; CHECK: %[[EV:.+]] = llvm.extractvalue %[[VT]][1 : i32, 0 : i32] :
552  ; CHECK-SAME: !llvm.struct<(struct<(i32)>, struct<(f32, f64)>)>
553  %s = extractvalue {{i32},{float, double}} %t, 1, 0
554  ; CHECK: %[[IV:.+]] = llvm.insertvalue %[[C0]], %[[VT]][1 : i32, 1 : i32] :
555  ; CHECK-SAME: !llvm.struct<(struct<(i32)>, struct<(f32, f64)>)>
556  %r = insertvalue {{i32},{float, double}} %t, double 2.0, 1, 1
557  ; CHECK: llvm.store %[[IV]], %{{.+}}
558  store {{i32},{float, double}} %r, {{i32},{float, double}}* %p
559  ; CHECK: llvm.return %[[EV]]
560  ret float %s
561}
562
563; CHECK-LABEL: llvm.func @insert_extract_value_array
564define void @insert_extract_value_array([4 x [4 x i8]] %x1) {
565  ; CHECK: %[[C0:.+]] = llvm.mlir.constant(0 : i8)
566  ; CHECK: llvm.insertvalue %[[C0]], %{{.+}}[0 : i32, 0 : i32] : !llvm.array<4 x array<4 x i8>>
567  %res1 = insertvalue [4 x [4 x i8 ]] %x1, i8 0, 0, 0
568  ; CHECK: llvm.extractvalue %{{.+}}[1 : i32] : !llvm.array<4 x array<4 x i8>>
569  %res2 = extractvalue [4 x [4 x i8 ]] %x1, 1
570  ; CHECK: llvm.extractvalue %{{.+}}[0 : i32, 1 : i32] : !llvm.array<4 x array<4 x i8>>
571  %res3 = extractvalue [4 x [4 x i8 ]] %x1, 0, 1
572  ret void
573}
574
575; Shufflevector
576; CHECK-LABEL: llvm.func @shuffle_vec
577define <4 x half> @shuffle_vec(<4 x half>* %arg0, <4 x half>* %arg1) {
578  ; CHECK: %[[V0:.+]] = llvm.load %{{.+}} : !llvm.ptr<vector<4xf16>>
579  %val0 = load <4 x half>, <4 x half>* %arg0
580  ; CHECK: %[[V1:.+]] = llvm.load %{{.+}} : !llvm.ptr<vector<4xf16>>
581  %val1 = load <4 x half>, <4 x half>* %arg1
582  ; CHECK: llvm.shufflevector %[[V0]], %[[V1]] [2 : i32, 3 : i32, -1 : i32, -1 : i32] : vector<4xf16>, vector<4xf16>
583  %shuffle = shufflevector <4 x half> %val0, <4 x half> %val1, <4 x i32> <i32 2, i32 3, i32 undef, i32 undef>
584  ret <4 x half> %shuffle
585}
586