1; RUN: llc -mtriple=riscv64 < %s | FileCheck %s 2 3; CHECK-LABEL: .section .llvm_stackmaps 4; CHECK-NEXT: __LLVM_StackMaps: 5; Header 6; CHECK-NEXT: .byte 3 7; CHECK-NEXT: .byte 0 8; CHECK-NEXT: .half 0 9; Num Functions 10; CHECK-NEXT: .word 12 11; Num LargeConstants 12; CHECK-NEXT: .word 2 13; Num Callsites 14; CHECK-NEXT: .word 16 15 16; Functions and stack size 17; CHECK-NEXT: .quad constantargs 18; CHECK-NEXT: .quad 0 19; CHECK-NEXT: .quad 1 20; CHECK-NEXT: .quad osrinline 21; CHECK-NEXT: .quad 32 22; CHECK-NEXT: .quad 1 23; CHECK-NEXT: .quad osrcold 24; CHECK-NEXT: .quad 0 25; CHECK-NEXT: .quad 1 26; CHECK-NEXT: .quad propertyRead 27; CHECK-NEXT: .quad 16 28; CHECK-NEXT: .quad 1 29; CHECK-NEXT: .quad propertyWrite 30; CHECK-NEXT: .quad 0 31; CHECK-NEXT: .quad 1 32; CHECK-NEXT: .quad jsVoidCall 33; CHECK-NEXT: .quad 0 34; CHECK-NEXT: .quad 1 35; CHECK-NEXT: .quad jsIntCall 36; CHECK-NEXT: .quad 0 37; CHECK-NEXT: .quad 1 38; CHECK-NEXT: .quad liveConstant 39; CHECK-NEXT: .quad 0 40; CHECK-NEXT: .quad 1 41; CHECK-NEXT: .quad spilledValue 42; CHECK-NEXT: .quad 144 43; CHECK-NEXT: .quad 1 44; CHECK-NEXT: .quad directFrameIdx 45; CHECK-NEXT: .quad 48 46; CHECK-NEXT: .quad 2 47; CHECK-NEXT: .quad longid 48; CHECK-NEXT: .quad 0 49; CHECK-NEXT: .quad 4 50; CHECK-NEXT: .quad needsStackRealignment 51; CHECK-NEXT: .quad -1 52; CHECK-NEXT: .quad 1 53 54; Num LargeConstants 55; CHECK-NEXT: .quad 4294967295 56; CHECK-NEXT: .quad 4294967296 57 58; Constant arguments 59; 60; CHECK-NEXT: .quad 1 61; CHECK-NEXT: .word .L{{.*}}-constantargs 62; CHECK-NEXT: .half 0 63; CHECK-NEXT: .half 4 64; SmallConstant 65; CHECK-NEXT: .byte 4 66; CHECK-NEXT: .byte 0 67; CHECK-NEXT: .half 8 68; CHECK-NEXT: .half 0 69; CHECK-NEXT: .half 0 70; CHECK-NEXT: .word 65535 71; SmallConstant 72; CHECK-NEXT: .byte 4 73; CHECK-NEXT: .byte 0 74; CHECK-NEXT: .half 8 75; CHECK-NEXT: .half 0 76; CHECK-NEXT: .half 0 77; CHECK-NEXT: .word 65536 78; SmallConstant 79; CHECK-NEXT: .byte 5 80; CHECK-NEXT: .byte 0 81; CHECK-NEXT: .half 8 82; CHECK-NEXT: .half 0 83; CHECK-NEXT: .half 0 84; CHECK-NEXT: .word 0 85; LargeConstant at index 0 86; CHECK-NEXT: .byte 5 87; CHECK-NEXT: .byte 0 88; CHECK-NEXT: .half 8 89; CHECK-NEXT: .half 0 90; CHECK-NEXT: .half 0 91; CHECK-NEXT: .word 1 92 93define void @constantargs() { 94entry: 95 %0 = inttoptr i64 244837814094590 to ptr 96 tail call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 1, i32 28, ptr %0, i32 0, i64 65535, i64 65536, i64 4294967295, i64 4294967296) 97 ret void 98} 99 100; Inline OSR Exit 101; 102; CHECK: .word .L{{.*}}-osrinline 103; CHECK-NEXT: .half 0 104; CHECK-NEXT: .half 2 105; CHECK-NEXT: .byte 1 106; CHECK-NEXT: .byte 0 107; CHECK-NEXT: .half 8 108; CHECK-NEXT: .half {{[0-9]+}} 109; CHECK-NEXT: .half 0 110; CHECK-NEXT: .word 0 111; CHECK-NEXT: .byte 1 112; CHECK-NEXT: .byte 0 113; CHECK-NEXT: .half 8 114; CHECK-NEXT: .half {{[0-9]+}} 115; CHECK-NEXT: .half 0 116; CHECK-NEXT: .word 0 117define void @osrinline(i64 %a, i64 %b) { 118entry: 119 ; Runtime void->void call. 120 call void inttoptr (i64 244837814094590 to ptr)() 121 ; Followed by inline OSR patchpoint with 12-byte shadow and 2 live vars. 122 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 3, i32 12, i64 %a, i64 %b) 123 ret void 124} 125 126; Cold OSR Exit 127; 128; 2 live variables in register. 129; 130; CHECK: .word .L{{.*}}-osrcold 131; CHECK-NEXT: .half 0 132; CHECK-NEXT: .half 2 133; CHECK-NEXT: .byte 1 134; CHECK-NEXT: .byte 0 135; CHECK-NEXT: .half 8 136; CHECK-NEXT: .half {{[0-9]+}} 137; CHECK-NEXT: .half 0 138; CHECK-NEXT: .word 0 139; CHECK-NEXT: .byte 1 140; CHECK-NEXT: .byte 0 141; CHECK-NEXT: .half 8 142; CHECK-NEXT: .half {{[0-9]+}} 143; CHECK-NEXT: .half 0 144; CHECK-NEXT: .word 0 145define void @osrcold(i64 %a, i64 %b) { 146entry: 147 %test = icmp slt i64 %a, %b 148 br i1 %test, label %ret, label %cold 149cold: 150 ; OSR patchpoint with 28-byte nop-slide and 2 live vars. 151 %thunk = inttoptr i64 244837814094590 to ptr 152 call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 4, i32 28, ptr %thunk, i32 0, i64 %a, i64 %b) 153 unreachable 154ret: 155 ret void 156} 157 158; Property Read 159; CHECK-LABEL: .word .L{{.*}}-propertyRead 160; CHECK-NEXT: .half 0 161; CHECK-NEXT: .half 2 162; CHECK-NEXT: .byte 1 163; CHECK-NEXT: .byte 0 164; CHECK-NEXT: .half 8 165; CHECK-NEXT: .half {{[0-9]+}} 166; CHECK-NEXT: .half 0 167; CHECK-NEXT: .word 0 168; CHECK-NEXT: .byte 1 169; CHECK-NEXT: .byte 0 170; CHECK-NEXT: .half 8 171; CHECK-NEXT: .half {{[0-9]+}} 172; CHECK-NEXT: .half 0 173; CHECK-NEXT: .word 0 174define i64 @propertyRead(ptr %obj) { 175entry: 176 %resolveRead = inttoptr i64 244837814094590 to ptr 177 %result = call anyregcc i64 (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 28, ptr %resolveRead, i32 1, ptr %obj) 178 %add = add i64 %result, 3 179 ret i64 %add 180} 181 182; Property Write 183; CHECK: .word .L{{.*}}-propertyWrite 184; CHECK-NEXT: .half 0 185; CHECK-NEXT: .half 2 186; CHECK-NEXT: .byte 1 187; CHECK-NEXT: .byte 0 188; CHECK-NEXT: .half 8 189; CHECK-NEXT: .half {{[0-9]+}} 190; CHECK-NEXT: .half 0 191; CHECK-NEXT: .word 0 192; CHECK-NEXT: .byte 1 193; CHECK-NEXT: .byte 0 194; CHECK-NEXT: .half 8 195; CHECK-NEXT: .half {{[0-9]+}} 196; CHECK-NEXT: .half 0 197; CHECK-NEXT: .word 0 198define void @propertyWrite(i64 %dummy1, ptr %obj, i64 %dummy2, i64 %a) { 199entry: 200 %resolveWrite = inttoptr i64 244837814094590 to ptr 201 call anyregcc void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 6, i32 28, ptr %resolveWrite, i32 2, ptr %obj, i64 %a) 202 ret void 203} 204 205; Void JS Call 206; 207; 2 live variables in registers. 208; 209; CHECK: .word .L{{.*}}-jsVoidCall 210; CHECK-NEXT: .half 0 211; CHECK-NEXT: .half 2 212; CHECK-NEXT: .byte 1 213; CHECK-NEXT: .byte 0 214; CHECK-NEXT: .half 8 215; CHECK-NEXT: .half {{[0-9]+}} 216; CHECK-NEXT: .half 0 217; CHECK-NEXT: .word 0 218; CHECK-NEXT: .byte 1 219; CHECK-NEXT: .byte 0 220; CHECK-NEXT: .half 8 221; CHECK-NEXT: .half {{[0-9]+}} 222; CHECK-NEXT: .half 0 223; CHECK-NEXT: .word 0 224define void @jsVoidCall(i64 %dummy1, ptr %obj, i64 %arg, i64 %l1, i64 %l2) { 225entry: 226 %resolveCall = inttoptr i64 244837814094590 to ptr 227 call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 7, i32 28, ptr %resolveCall, i32 2, ptr %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: .word .L{{.*}}-jsIntCall 236; CHECK-NEXT: .half 0 237; CHECK-NEXT: .half 2 238; CHECK-NEXT: .byte 1 239; CHECK-NEXT: .byte 0 240; CHECK-NEXT: .half 8 241; CHECK-NEXT: .half {{[0-9]+}} 242; CHECK-NEXT: .half 0 243; CHECK-NEXT: .word 0 244; CHECK-NEXT: .byte 1 245; CHECK-NEXT: .byte 0 246; CHECK-NEXT: .half 8 247; CHECK-NEXT: .half {{[0-9]+}} 248; CHECK-NEXT: .half 0 249; CHECK-NEXT: .word 0 250define i64 @jsIntCall(i64 %dummy1, ptr %obj, i64 %arg, i64 %l1, i64 %l2) { 251entry: 252 %resolveCall = inttoptr i64 244837814094590 to ptr 253 %result = call i64 (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.i64(i64 8, i32 28, ptr %resolveCall, i32 2, ptr %obj, i64 %arg, i64 %l1, i64 %l2) 254 %add = add i64 %result, 3 255 ret i64 %add 256} 257 258; Map a constant value. 259; 260; CHECK: .word .L{{.*}}-liveConstant 261; CHECK-NEXT: .half 0 262; 1 location 263; CHECK-NEXT: .half 1 264; Loc 0: SmallConstant 265; CHECK-NEXT: .byte 4 266; CHECK-NEXT: .byte 0 267; CHECK-NEXT: .half 8 268; CHECK-NEXT: .half 0 269; CHECK-NEXT: .half 0 270; CHECK-NEXT: .word 33 271 272define void @liveConstant() { 273 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 15, i32 8, i32 33) 274 ret void 275} 276 277; Spilled stack map values. 278; 279; Verify 28 stack map entries. 280; 281; CHECK-LABEL: .word .L{{.*}}-spilledValue 282; CHECK-NEXT: .half 0 283; CHECK-NEXT: .half 28 284; 285; Check that at least one is a spilled entry from RBP. 286; Location: Indirect RBP + ... 287; CHECK: .byte 3 288; CHECK-NEXT: .byte 0 289; CHECK-NEXT: .half 8 290; CHECK-NEXT: .half 2 291; CHECK-NEXT: .half 0 292; CHECK-NEXT: .word 293define 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, i64 %l17, i64 %l18, i64 %l19, i64 %l20, i64 %l21, i64 %l22, i64 %l23, i64 %l24, i64 %l25, i64 %l26, i64 %l27) { 294entry: 295 call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 11, i32 28, ptr 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, i64 %l17, i64 %l18, i64 %l19, i64 %l20, i64 %l21, i64 %l22, i64 %l23, i64 %l24, i64 %l25, i64 %l26, i64 %l27) 296 ret void 297} 298 299; Directly map an alloca's address. 300; 301; Callsite 16 302; CHECK-LABEL: .word .L{{.*}}-directFrameIdx 303; CHECK-NEXT: .half 0 304; 1 location 305; CHECK-NEXT: .half 1 306; Loc 0: Direct RBP - ofs 307; CHECK-NEXT: .byte 2 308; CHECK-NEXT: .byte 0 309; CHECK-NEXT: .half 8 310; CHECK-NEXT: .half 2 311; CHECK-NEXT: .half 0 312; CHECK-NEXT: .word 313 314; Callsite 17 315; CHECK-LABEL: .word .L{{.*}}-directFrameIdx 316; CHECK-NEXT: .half 0 317; 2 locations 318; CHECK-NEXT: .half 2 319; Loc 0: Direct RBP - ofs 320; CHECK-NEXT: .byte 2 321; CHECK-NEXT: .byte 0 322; CHECK-NEXT: .half 8 323; CHECK-NEXT: .half 2 324; CHECK-NEXT: .half 0 325; CHECK-NEXT: .word 326; Loc 1: Direct RBP - ofs 327; CHECK-NEXT: .byte 2 328; CHECK-NEXT: .byte 0 329; CHECK-NEXT: .half 8 330; CHECK-NEXT: .half 2 331; CHECK-NEXT: .half 0 332; CHECK-NEXT: .word 333define void @directFrameIdx() { 334entry: 335 %metadata1 = alloca i64, i32 3, align 8 336 store i64 11, ptr %metadata1 337 store i64 12, ptr %metadata1 338 store i64 13, ptr %metadata1 339 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 16, i32 0, ptr %metadata1) 340 %metadata2 = alloca i8, i32 4, align 8 341 %metadata3 = alloca i16, i32 4, align 8 342 call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 17, i32 4, ptr null, i32 0, ptr %metadata2, ptr %metadata3) 343 ret void 344} 345 346; Test a 64-bit ID. 347; 348; CHECK: .quad 4294967295 349; CHECK-LABEL: .word .L{{.*}}-longid 350; CHECK: .quad 4294967296 351; CHECK-LABEL: .word .L{{.*}}-longid 352; CHECK: .quad 9223372036854775807 353; CHECK-LABEL: .word .L{{.*}}-longid 354; CHECK: .quad -1 355; CHECK-LABEL: .word .L{{.*}}-longid 356define void @longid() { 357entry: 358 tail call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 4294967295, i32 0, ptr null, i32 0) 359 tail call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 4294967296, i32 0, ptr null, i32 0) 360 tail call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 9223372036854775807, i32 0, ptr null, i32 0) 361 tail call void (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.void(i64 -1, i32 0, ptr null, i32 0) 362 ret void 363} 364 365; A stack frame which needs to be realigned at runtime (to meet alignment 366; criteria for values on the stack) does not have a fixed frame size. 367; CHECK-LABEL: .word .L{{.*}}-needsStackRealignment 368; CHECK-NEXT: .half 0 369; 0 locations 370; CHECK-NEXT: .half 0 371define void @needsStackRealignment() { 372 %val = alloca i64, i32 3, align 128 373 tail call void (...) @escape_values(ptr %val) 374; Note: Adding any non-constant to the stackmap would fail because we 375; expected to be able to address off the frame pointer. In a realigned 376; frame, we must use the stack pointer instead. This is a separate bug. 377 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 0, i32 0) 378 ret void 379} 380declare void @escape_values(...) 381 382declare void @llvm.experimental.stackmap(i64, i32, ...) 383declare void @llvm.experimental.patchpoint.void(i64, i32, ptr, i32, ...) 384declare i64 @llvm.experimental.patchpoint.i64(i64, i32, ptr, i32, ...) 385