1; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 2; 3; Note: Print verbose stackmaps using -debug-only=stackmaps. 4 5; CHECK: .section .llvm_stackmaps 6; CHECK-NEXT: __LLVM_StackMaps: 7; Header 8; CHECK-NEXT: .byte 3 9; CHECK-NEXT: .byte 0 10; CHECK-NEXT: .short 0 11; Num Functions 12; CHECK-NEXT: .long 15 13; Num LargeConstants 14; CHECK-NEXT: .long 4 15; Num Callsites 16; CHECK-NEXT: .long 19 17 18; Functions and stack size 19; CHECK-NEXT: .quad constantargs 20; CHECK-NEXT: .quad 160 21; CHECK-NEXT: .quad 1 22; CHECK-NEXT: .quad osrinline 23; CHECK-NEXT: .quad 160 24; CHECK-NEXT: .quad 1 25; CHECK-NEXT: .quad osrcold 26; CHECK-NEXT: .quad 160 27; CHECK-NEXT: .quad 1 28; CHECK-NEXT: .quad propertyRead 29; CHECK-NEXT: .quad 160 30; CHECK-NEXT: .quad 1 31; CHECK-NEXT: .quad propertyWrite 32; CHECK-NEXT: .quad 160 33; CHECK-NEXT: .quad 1 34; CHECK-NEXT: .quad jsVoidCall 35; CHECK-NEXT: .quad 160 36; CHECK-NEXT: .quad 1 37; CHECK-NEXT: .quad jsIntCall 38; CHECK-NEXT: .quad 160 39; CHECK-NEXT: .quad 1 40; CHECK-NEXT: .quad spilledValue 41; CHECK-NEXT: .quad 240 42; CHECK-NEXT: .quad 1 43; CHECK-NEXT: .quad spilledStackMapValue 44; CHECK-NEXT: .quad 200 45; CHECK-NEXT: .quad 1 46; CHECK-NEXT: .quad spillSubReg 47; CHECK-NEXT: .quad 168 48; CHECK-NEXT: .quad 1 49; CHECK-NEXT: .quad liveConstant 50; CHECK-NEXT: .quad 160 51; CHECK-NEXT: .quad 1 52; CHECK-NEXT: .quad directFrameIdx 53; CHECK-NEXT: .quad 200 54; CHECK-NEXT: .quad 2 55; CHECK-NEXT: .quad longid 56; CHECK-NEXT: .quad 160 57; CHECK-NEXT: .quad 4 58; CHECK-NEXT: .quad clobberScratch 59; CHECK-NEXT: .quad 168 60; CHECK-NEXT: .quad 1 61; CHECK-NEXT: .quad needsStackRealignment 62; CHECK-NEXT: .quad -1 63; CHECK-NEXT: .quad 1 64 65; Large Constants 66; CHECK-NEXT: .quad 2147483648 67; CHECK-NEXT: .quad 4294967295 68; CHECK-NEXT: .quad 4294967296 69; CHECK-NEXT: .quad 4294967297 70 71; Callsites 72; Constant arguments 73; 74; CHECK-NEXT: .quad 1 75; CHECK-NEXT: .long .L{{.*}}-constantargs 76; CHECK-NEXT: .short 0 77; CHECK-NEXT: .short 14 78; SmallConstant 79; CHECK-NEXT: .byte 4 80; CHECK-NEXT: .byte 0 81; CHECK-NEXT: .short 8 82; CHECK-NEXT: .short 0 83; CHECK-NEXT: .short 0 84; CHECK-NEXT: .long -1 85; SmallConstant 86; CHECK-NEXT: .byte 4 87; CHECK-NEXT: .byte 0 88; CHECK-NEXT: .short 8 89; CHECK-NEXT: .short 0 90; CHECK-NEXT: .short 0 91; CHECK-NEXT: .long -1 92; SmallConstant 93; CHECK-NEXT: .byte 4 94; CHECK-NEXT: .byte 0 95; CHECK-NEXT: .short 8 96; CHECK-NEXT: .short 0 97; CHECK-NEXT: .short 0 98; CHECK-NEXT: .long 65536 99; SmallConstant 100; CHECK-NEXT: .byte 4 101; CHECK-NEXT: .byte 0 102; CHECK-NEXT: .short 8 103; CHECK-NEXT: .short 0 104; CHECK-NEXT: .short 0 105; CHECK-NEXT: .long 2000000000 106; SmallConstant 107; CHECK-NEXT: .byte 4 108; CHECK-NEXT: .byte 0 109; CHECK-NEXT: .short 8 110; CHECK-NEXT: .short 0 111; CHECK-NEXT: .short 0 112; CHECK-NEXT: .long 2147483647 113; SmallConstant 114; CHECK-NEXT: .byte 4 115; CHECK-NEXT: .byte 0 116; CHECK-NEXT: .short 8 117; CHECK-NEXT: .short 0 118; CHECK-NEXT: .short 0 119; CHECK-NEXT: .long -1 120; SmallConstant 121; CHECK-NEXT: .byte 4 122; CHECK-NEXT: .byte 0 123; CHECK-NEXT: .short 8 124; CHECK-NEXT: .short 0 125; CHECK-NEXT: .short 0 126; CHECK-NEXT: .long -1 127; SmallConstant 128; CHECK-NEXT: .byte 4 129; CHECK-NEXT: .byte 0 130; CHECK-NEXT: .short 8 131; CHECK-NEXT: .short 0 132; CHECK-NEXT: .short 0 133; CHECK-NEXT: .long 0 134; LargeConstant at index 0 135; CHECK-NEXT: .byte 5 136; CHECK-NEXT: .byte 0 137; CHECK-NEXT: .short 8 138; CHECK-NEXT: .short 0 139; CHECK-NEXT: .short 0 140; CHECK-NEXT: .long 0 141; LargeConstant at index 1 142; CHECK-NEXT: .byte 5 143; CHECK-NEXT: .byte 0 144; CHECK-NEXT: .short 8 145; CHECK-NEXT: .short 0 146; CHECK-NEXT: .short 0 147; CHECK-NEXT: .long 1 148; LargeConstant at index 2 149; CHECK-NEXT: .byte 5 150; CHECK-NEXT: .byte 0 151; CHECK-NEXT: .short 8 152; CHECK-NEXT: .short 0 153; CHECK-NEXT: .short 0 154; CHECK-NEXT: .long 2 155; SmallConstant 156; CHECK-NEXT: .byte 4 157; CHECK-NEXT: .byte 0 158; CHECK-NEXT: .short 8 159; CHECK-NEXT: .short 0 160; CHECK-NEXT: .short 0 161; CHECK-NEXT: .long -1 162; SmallConstant 163; CHECK-NEXT: .byte 4 164; CHECK-NEXT: .byte 0 165; CHECK-NEXT: .short 8 166; CHECK-NEXT: .short 0 167; CHECK-NEXT: .short 0 168; CHECK-NEXT: .long 66 169; LargeConstant at index 3 170; CHECK-NEXT: .byte 5 171; CHECK-NEXT: .byte 0 172; CHECK-NEXT: .short 8 173; CHECK-NEXT: .short 0 174; CHECK-NEXT: .short 0 175; CHECK-NEXT: .long 3 176 177define void @constantargs() { 178entry: 179 %0 = inttoptr i64 12345 to i8* 180 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 1, i32 14, 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, i128 66, i128 4294967297) 181 ret void 182} 183 184; Inline OSR Exit 185; 186; CHECK: .long .L{{.*}}-osrinline 187; CHECK-NEXT: .short 0 188; CHECK-NEXT: .short 2 189; CHECK-NEXT: .byte 1 190; CHECK-NEXT: .byte 0 191; CHECK-NEXT: .short 8 192; CHECK-NEXT: .short {{[0-9]+}} 193; CHECK-NEXT: .short 0 194; CHECK-NEXT: .long 0 195; CHECK-NEXT: .byte 1 196; CHECK-NEXT: .byte 0 197; CHECK-NEXT: .short 8 198; CHECK-NEXT: .short {{[0-9]+}} 199; CHECK-NEXT: .short 0 200; CHECK-NEXT: .long 0 201define void @osrinline(i64 %a, i64 %b) { 202entry: 203 ; Runtime void->void call. 204 call void inttoptr (i64 -559038737 to void ()*)() 205 ; Followed by inline OSR patchpoint with 12-byte shadow and 2 live vars. 206 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 3, i32 12, i64 %a, i64 %b) 207 ret void 208} 209 210; Cold OSR Exit 211; 212; 2 live variables in register. 213; 214; CHECK: .long .L{{.*}}-osrcold 215; CHECK-NEXT: .short 0 216; CHECK-NEXT: .short 2 217; CHECK-NEXT: .byte 1 218; CHECK-NEXT: .byte 0 219; CHECK-NEXT: .short 8 220; CHECK-NEXT: .short {{[0-9]+}} 221; CHECK-NEXT: .short 0 222; CHECK-NEXT: .long 0 223; CHECK-NEXT: .byte 1 224; CHECK-NEXT: .byte 0 225; CHECK-NEXT: .short 8 226; CHECK-NEXT: .short {{[0-9]+}} 227; CHECK-NEXT: .short 0 228; CHECK-NEXT: .long 0 229define void @osrcold(i64 %a, i64 %b) { 230entry: 231 %test = icmp slt i64 %a, %b 232 br i1 %test, label %ret, label %cold 233cold: 234 ; OSR patchpoint with 12-byte nop-slide and 2 live vars. 235 %thunk = inttoptr i64 -559038737 to i8* 236 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4, i32 14, i8* %thunk, i32 0, i64 %a, i64 %b) 237 unreachable 238ret: 239 ret void 240} 241 242; Property Read 243; CHECK: .long .L{{.*}}-propertyRead 244; CHECK-NEXT: .short 0 245; CHECK-NEXT: .short 2 246; CHECK-NEXT: .byte 1 247; CHECK-NEXT: .byte 0 248; CHECK-NEXT: .short 8 249; CHECK-NEXT: .short {{[0-9]+}} 250; CHECK-NEXT: .short 0 251; CHECK-NEXT: .long 0 252; CHECK-NEXT: .byte 1 253; CHECK-NEXT: .byte 0 254; CHECK-NEXT: .short 8 255; CHECK-NEXT: .short {{[0-9]+}} 256; CHECK-NEXT: .short 0 257; CHECK-NEXT: .long 0 258define i64 @propertyRead(i64* %obj) { 259entry: 260 %resolveRead = inttoptr i64 -559038737 to i8* 261 %result = call anyregcc i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 14, i8* %resolveRead, i32 1, i64* %obj) 262 %add = add i64 %result, 3 263 ret i64 %add 264} 265 266; Property Write 267; CHECK: .long .L{{.*}}-propertyWrite 268; CHECK-NEXT: .short 0 269; CHECK-NEXT: .short 2 270; CHECK-NEXT: .byte 1 271; CHECK-NEXT: .byte 0 272; CHECK-NEXT: .short 8 273; CHECK-NEXT: .short {{[0-9]+}} 274; CHECK-NEXT: .short 0 275; CHECK-NEXT: .long 0 276; CHECK-NEXT: .byte 1 277; CHECK-NEXT: .byte 0 278; CHECK-NEXT: .short 8 279; CHECK-NEXT: .short {{[0-9]+}} 280; CHECK-NEXT: .short 0 281; CHECK-NEXT: .long 0 282define void @propertyWrite(i64 %dummy1, i64* %obj, i64 %dummy2, i64 %a) { 283entry: 284 %resolveWrite = inttoptr i64 -559038737 to i8* 285 call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 6, i32 14, i8* %resolveWrite, i32 2, i64* %obj, i64 %a) 286 ret void 287} 288 289; Void JS Call 290; 291; 2 live variables in registers. 292; 293; CHECK: .long .L{{.*}}-jsVoidCall 294; CHECK-NEXT: .short 0 295; CHECK-NEXT: .short 2 296; CHECK-NEXT: .byte 1 297; CHECK-NEXT: .byte 0 298; CHECK-NEXT: .short 8 299; CHECK-NEXT: .short {{[0-9]+}} 300; CHECK-NEXT: .short 0 301; CHECK-NEXT: .long 0 302; CHECK-NEXT: .byte 1 303; CHECK-NEXT: .byte 0 304; CHECK-NEXT: .short 8 305; CHECK-NEXT: .short {{[0-9]+}} 306; CHECK-NEXT: .short 0 307; CHECK-NEXT: .long 0 308define void @jsVoidCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) { 309entry: 310 %resolveCall = inttoptr i64 -559038737 to i8* 311 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 7, i32 14, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2) 312 ret void 313} 314 315; i64 JS Call 316; 317; 2 live variables in registers. 318; 319; CHECK: .long .L{{.*}}-jsIntCall 320; CHECK-NEXT: .short 0 321; CHECK-NEXT: .short 2 322; CHECK-NEXT: .byte 1 323; CHECK-NEXT: .byte 0 324; CHECK-NEXT: .short 8 325; CHECK-NEXT: .short {{[0-9]+}} 326; CHECK-NEXT: .short 0 327; CHECK-NEXT: .long 0 328; CHECK-NEXT: .byte 1 329; CHECK-NEXT: .byte 0 330; CHECK-NEXT: .short 8 331; CHECK-NEXT: .short {{[0-9]+}} 332; CHECK-NEXT: .short 0 333; CHECK-NEXT: .long 0 334define i64 @jsIntCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) { 335entry: 336 %resolveCall = inttoptr i64 -559038737 to i8* 337 %result = call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 8, i32 14, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2) 338 %add = add i64 %result, 3 339 ret i64 %add 340} 341 342; Spilled stack map values. 343; 344; Verify 17 stack map entries. 345; 346; CHECK: .long .L{{.*}}-spilledValue 347; CHECK-NEXT: .short 0 348; CHECK-NEXT: .short 17 349; 350; Check that at least one is a spilled entry from the parameter area. 351; Location: Indirect r15 + XX 352; CHECK: .byte 3 353; CHECK-NEXT: .byte 0 354; CHECK-NEXT: .short 8 355; CHECK-NEXT: .short 15 356; CHECK-NEXT: .short 0 357; CHECK-NEXT: .long 358define 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) { 359entry: 360 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 11, i32 14, 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) 361 ret void 362} 363 364; Spilled stack map values. 365; 366; Verify 17 stack map entries. 367; 368; CHECK: .long .L{{.*}}-spilledStackMapValue 369; CHECK-NEXT: .short 0 370; CHECK-NEXT: .short 17 371; 372; Check that at least one is a spilled entry from the parameter area. 373; Location: Indirect r15 + XX 374; CHECK: .byte 3 375; CHECK-NEXT: .byte 0 376; CHECK-NEXT: .short 8 377; CHECK-NEXT: .short 15 378; CHECK-NEXT: .short 0 379; CHECK-NEXT: .long 380define 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) { 381entry: 382 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 12, i32 16, 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) 383 ret void 384} 385 386; Spill a subregister stackmap operand. 387; 388; CHECK: .long .L{{.*}}-spillSubReg 389; CHECK-NEXT: .short 0 390; 4 locations 391; CHECK-NEXT: .short 1 392; 393; Check that the subregister operand is a 4-byte spill. 394; Location: Indirect, 4-byte, %r15 + 164 395; CHECK: .byte 3 396; CHECK-NEXT: .byte 0 397; CHECK-NEXT: .short 4 398; CHECK-NEXT: .short 15 399; CHECK-NEXT: .short 0 400; CHECK-NEXT: .long 164 401define void @spillSubReg(i64 %arg) #0 { 402bb: 403 br i1 undef, label %bb1, label %bb2 404 405bb1: 406 unreachable 407 408bb2: 409 %tmp = load i64, i64* inttoptr (i64 140685446136880 to i64*) 410 br i1 undef, label %bb16, label %bb17 411 412bb16: 413 unreachable 414 415bb17: 416 %tmp32 = trunc i64 %tmp to i32 417 br i1 undef, label %bb60, label %bb61 418 419bb60: 420 tail call void asm sideeffect "nopr %r0", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14}"() nounwind 421 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 13, i32 6, i32 %tmp32) 422 unreachable 423 424bb61: 425 unreachable 426} 427 428; Map a constant value. 429; 430; CHECK: .long .L{{.*}}-liveConstant 431; CHECK-NEXT: .short 0 432; 1 location 433; CHECK-NEXT: .short 1 434; Loc 0: SmallConstant 435; CHECK-NEXT: .byte 4 436; CHECK-NEXT: .byte 0 437; CHECK-NEXT: .short 8 438; CHECK-NEXT: .short 0 439; CHECK-NEXT: .short 0 440; CHECK-NEXT: .long 33 441 442define void @liveConstant() { 443 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 15, i32 6, i32 33) 444 ret void 445} 446 447; Directly map an alloca's address. 448; 449; Callsite 16 450; CHECK: .long .L{{.*}}-directFrameIdx 451; CHECK-NEXT: .short 0 452; 1 location 453; CHECK-NEXT: .short 1 454; Loc 0: Direct %r15 + ofs 455; CHECK-NEXT: .byte 2 456; CHECK-NEXT: .byte 0 457; CHECK-NEXT: .short 8 458; CHECK-NEXT: .short 15 459; CHECK-NEXT: .short 0 460; CHECK-NEXT: .long 461 462; Callsite 17 463; CHECK: .long .L{{.*}}-directFrameIdx 464; CHECK-NEXT: .short 0 465; 2 locations 466; CHECK-NEXT: .short 2 467; Loc 0: Direct %r15 + ofs 468; CHECK-NEXT: .byte 2 469; CHECK-NEXT: .byte 0 470; CHECK-NEXT: .short 8 471; CHECK-NEXT: .short 15 472; CHECK-NEXT: .short 0 473; CHECK-NEXT: .long 474; Loc 1: Direct %r15 + ofs 475; CHECK-NEXT: .byte 2 476; CHECK-NEXT: .byte 0 477; CHECK-NEXT: .short 8 478; CHECK-NEXT: .short 15 479; CHECK-NEXT: .short 0 480; CHECK-NEXT: .long 481define void @directFrameIdx() { 482entry: 483 %metadata1 = alloca i64, i32 3, align 8 484 store i64 11, i64* %metadata1 485 store i64 12, i64* %metadata1 486 store i64 13, i64* %metadata1 487 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 16, i32 0, i64* %metadata1) 488 %metadata2 = alloca i8, i32 4, align 8 489 %metadata3 = alloca i16, i32 4, align 8 490 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 17, i32 6, i8* null, i32 0, i8* %metadata2, i16* %metadata3) 491 ret void 492} 493 494; Test a 64-bit ID. 495; 496; CHECK: .quad 4294967295 497; CHECK: .long .L{{.*}}-longid 498; CHECK: .quad 4294967296 499; CHECK: .long .L{{.*}}-longid 500; CHECK: .quad 9223372036854775807 501; CHECK: .long .L{{.*}}-longid 502; CHECK: .quad -1 503; CHECK: .long .L{{.*}}-longid 504define void @longid() { 505entry: 506 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4294967295, i32 0, i8* null, i32 0) 507 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4294967296, i32 0, i8* null, i32 0) 508 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 9223372036854775807, i32 0, i8* null, i32 0) 509 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 -1, i32 0, i8* null, i32 0) 510 ret void 511} 512 513; Map a value when %r0 and %r1 are the only free registers. 514; The scratch registers should not be used for a live stackmap value. 515; 516; CHECK: .long .L{{.*}}-clobberScratch 517; CHECK-NEXT: .short 0 518; 1 location 519; CHECK-NEXT: .short 1 520; Loc 0: Indirect %r15 + offset 521; CHECK-NEXT: .byte 3 522; CHECK-NEXT: .byte 0 523; CHECK-NEXT: .short 4 524; CHECK-NEXT: .short 15 525; CHECK-NEXT: .short 0 526; CHECK-NEXT: .long 164 527define void @clobberScratch(i32 %a) { 528 tail call void asm sideeffect "nopr %r0", "~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14}"() nounwind 529 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 16, i32 8, i32 %a) 530 ret void 531} 532 533; A stack frame which needs to be realigned at runtime (to meet alignment 534; criteria for values on the stack) does not have a fixed frame size. 535; CHECK: .long .L{{.*}}-needsStackRealignment 536; CHECK-NEXT: .short 0 537; 0 locations 538; CHECK-NEXT: .short 0 539define void @needsStackRealignment() { 540 %val = alloca i64, i32 3, align 128 541 tail call void (...) @escape_values(i64* %val) 542; Note: Adding any non-constant to the stackmap would fail because we 543; expected to be able to address off the frame pointer. In a realigned 544; frame, we must use the stack pointer instead. This is a separate bug. 545 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 0, i32 0) 546 ret void 547} 548declare void @escape_values(...) 549 550declare void @llvm.experimental.stackmap(i64, i32, ...) 551declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) 552declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...) 553