1; RUN: llc -mtriple=arm64-apple-darwin -mattr=+reserve-x18 < %s | FileCheck %s 2; RUN: llc -mtriple=arm64-apple-darwin -mattr=+reserve-x18 -fast-isel -fast-isel-abort=1 < %s | FileCheck %s 3; 4; Note: Print verbose stackmaps using -debug-only=stackmaps. 5 6; We are not getting the correct stack alignment when cross compiling for arm64. 7; So specify a datalayout here. 8target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 9 10; CHECK-LABEL: .section __LLVM_STACKMAPS,__llvm_stackmaps 11; CHECK-NEXT: __LLVM_StackMaps: 12; Header 13; CHECK-NEXT: .byte 3 14; CHECK-NEXT: .byte 0 15; CHECK-NEXT: .short 0 16; Num Functions 17; CHECK-NEXT: .long 11 18; Num LargeConstants 19; CHECK-NEXT: .long 2 20; Num Callsites 21; CHECK-NEXT: .long 11 22 23; Functions and stack size 24; CHECK-NEXT: .quad _constantargs 25; CHECK-NEXT: .quad 16 26; CHECK-NEXT: .quad 1 27; CHECK-NEXT: .quad _osrinline 28; CHECK-NEXT: .quad 32 29; CHECK-NEXT: .quad 1 30; CHECK-NEXT: .quad _osrcold 31; CHECK-NEXT: .quad 16 32; CHECK-NEXT: .quad 1 33; CHECK-NEXT: .quad _propertyRead 34; CHECK-NEXT: .quad 16 35; CHECK-NEXT: .quad 1 36; CHECK-NEXT: .quad _propertyWrite 37; CHECK-NEXT: .quad 16 38; CHECK-NEXT: .quad 1 39; CHECK-NEXT: .quad _jsVoidCall 40; CHECK-NEXT: .quad 16 41; CHECK-NEXT: .quad 1 42; CHECK-NEXT: .quad _jsIntCall 43; CHECK-NEXT: .quad 16 44; CHECK-NEXT: .quad 1 45; CHECK-NEXT: .quad _spilledValue 46; CHECK-NEXT: .quad 160 47; CHECK-NEXT: .quad 1 48; CHECK-NEXT: .quad _spilledStackMapValue 49; CHECK-NEXT: .quad 128 50; CHECK-NEXT: .quad 1 51; CHECK-NEXT: .quad _liveConstant 52; CHECK-NEXT: .quad 16 53; CHECK-NEXT: .quad 1 54; CHECK-NEXT: .quad _clobberLR 55; CHECK-NEXT: .quad 112 56; CHECK-NEXT: .quad 1 57 58; Num LargeConstants 59; CHECK-NEXT: .quad 4294967295 60; CHECK-NEXT: .quad 4294967296 61 62; Constant arguments 63; 64; CHECK-NEXT: .quad 1 65; CHECK-NEXT: .long L{{.*}}-_constantargs 66; CHECK-NEXT: .short 0 67; CHECK-NEXT: .short 4 68; SmallConstant 69; CHECK-NEXT: .byte 4 70; CHECK-NEXT: .byte 0 71; CHECK-NEXT: .short 8 72; CHECK-NEXT: .short 0 73; CHECK-NEXT: .short 0 74; CHECK-NEXT: .long 65535 75; SmallConstant 76; CHECK-NEXT: .byte 4 77; CHECK-NEXT: .byte 0 78; CHECK-NEXT: .short 8 79; CHECK-NEXT: .short 0 80; CHECK-NEXT: .short 0 81; CHECK-NEXT: .long 65536 82; SmallConstant 83; CHECK-NEXT: .byte 5 84; CHECK-NEXT: .byte 0 85; CHECK-NEXT: .short 8 86; CHECK-NEXT: .short 0 87; CHECK-NEXT: .short 0 88; CHECK-NEXT: .long 0 89; LargeConstant at index 0 90; CHECK-NEXT: .byte 5 91; CHECK-NEXT: .byte 0 92; CHECK-NEXT: .short 8 93; CHECK-NEXT: .short 0 94; CHECK-NEXT: .short 0 95; CHECK-NEXT: .long 1 96 97define void @constantargs() { 98entry: 99 %0 = inttoptr i64 244837814094590 to i8* 100 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 1, i32 20, i8* %0, i32 0, i64 65535, i64 65536, i64 4294967295, i64 4294967296) 101 ret void 102} 103 104; Inline OSR Exit 105; 106; CHECK-LABEL: .long L{{.*}}-_osrinline 107; CHECK-NEXT: .short 0 108; CHECK-NEXT: .short 2 109; CHECK-NEXT: .byte 1 110; CHECK-NEXT: .byte 0 111; CHECK-NEXT: .short 8 112; CHECK-NEXT: .short {{[0-9]+}} 113; CHECK-NEXT: .short 0 114; CHECK-NEXT: .long 0 115; CHECK-NEXT: .byte 1 116; CHECK-NEXT: .byte 0 117; CHECK-NEXT: .short 8 118; CHECK-NEXT: .short {{[0-9]+}} 119; CHECK-NEXT: .short 0 120; CHECK-NEXT: .long 0 121define void @osrinline(i64 %a, i64 %b) { 122entry: 123 ; Runtime void->void call. 124 call void inttoptr (i64 244837814094590 to void ()*)() 125 ; Followed by inline OSR patchpoint with 12-byte shadow and 2 live vars. 126 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 3, i32 12, i64 %a, i64 %b) 127 ret void 128} 129 130; Cold OSR Exit 131; 132; 2 live variables in register. 133; 134; CHECK-LABEL: .long L{{.*}}-_osrcold 135; CHECK-NEXT: .short 0 136; CHECK-NEXT: .short 2 137; CHECK-NEXT: .byte 1 138; CHECK-NEXT: .byte 0 139; CHECK-NEXT: .short 8 140; CHECK-NEXT: .short {{[0-9]+}} 141; CHECK-NEXT: .short 0 142; CHECK-NEXT: .long 0 143; CHECK-NEXT: .byte 1 144; CHECK-NEXT: .byte 0 145; CHECK-NEXT: .short 8 146; CHECK-NEXT: .short {{[0-9]+}} 147; CHECK-NEXT: .short 0 148; CHECK-NEXT: .long 0 149define void @osrcold(i64 %a, i64 %b) { 150entry: 151 %test = icmp slt i64 %a, %b 152 br i1 %test, label %ret, label %cold 153cold: 154 ; OSR patchpoint with 12-byte nop-slide and 2 live vars. 155 %thunk = inttoptr i64 244837814094590 to i8* 156 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4, i32 20, i8* %thunk, i32 0, i64 %a, i64 %b) 157 unreachable 158ret: 159 ret void 160} 161 162; Property Read 163; CHECK-LABEL: .long L{{.*}}-_propertyRead 164; CHECK-NEXT: .short 0 165; CHECK-NEXT: .short 0 166; 167; FIXME: There are currently no stackmap entries. After moving to 168; AnyRegCC, we will have entries for the object and return value. 169define i64 @propertyRead(i64* %obj) { 170entry: 171 %resolveRead = inttoptr i64 244837814094590 to i8* 172 %result = call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 20, i8* %resolveRead, i32 1, i64* %obj) 173 %add = add i64 %result, 3 174 ret i64 %add 175} 176 177; Property Write 178; CHECK-LABEL: .long L{{.*}}-_propertyWrite 179; CHECK-NEXT: .short 0 180; CHECK-NEXT: .short 2 181; CHECK-NEXT: .byte 1 182; CHECK-NEXT: .byte 0 183; CHECK-NEXT: .short 8 184; CHECK-NEXT: .short {{[0-9]+}} 185; CHECK-NEXT: .short 0 186; CHECK-NEXT: .long 0 187; CHECK-NEXT: .byte 1 188; CHECK-NEXT: .byte 0 189; CHECK-NEXT: .short 8 190; CHECK-NEXT: .short {{[0-9]+}} 191; CHECK-NEXT: .short 0 192; CHECK-NEXT: .long 0 193define void @propertyWrite(i64 %dummy1, i64* %obj, i64 %dummy2, i64 %a) { 194entry: 195 %resolveWrite = inttoptr i64 244837814094590 to i8* 196 call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 6, i32 20, i8* %resolveWrite, i32 2, i64* %obj, i64 %a) 197 ret void 198} 199 200; Void JS Call 201; 202; 2 live variables in registers. 203; 204; CHECK-LABEL: .long L{{.*}}-_jsVoidCall 205; CHECK-NEXT: .short 0 206; CHECK-NEXT: .short 2 207; CHECK-NEXT: .byte 1 208; CHECK-NEXT: .byte 0 209; CHECK-NEXT: .short 8 210; CHECK-NEXT: .short {{[0-9]+}} 211; CHECK-NEXT: .short 0 212; CHECK-NEXT: .long 0 213; CHECK-NEXT: .byte 1 214; CHECK-NEXT: .byte 0 215; CHECK-NEXT: .short 8 216; CHECK-NEXT: .short {{[0-9]+}} 217; CHECK-NEXT: .short 0 218; CHECK-NEXT: .long 0 219define void @jsVoidCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) { 220entry: 221 %resolveCall = inttoptr i64 244837814094590 to i8* 222 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 7, i32 20, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2) 223 ret void 224} 225 226; i64 JS Call 227; 228; 2 live variables in registers. 229; 230; CHECK-LABEL: .long L{{.*}}-_jsIntCall 231; CHECK-NEXT: .short 0 232; CHECK-NEXT: .short 2 233; CHECK-NEXT: .byte 1 234; CHECK-NEXT: .byte 0 235; CHECK-NEXT: .short 8 236; CHECK-NEXT: .short {{[0-9]+}} 237; CHECK-NEXT: .short 0 238; CHECK-NEXT: .long 0 239; CHECK-NEXT: .byte 1 240; CHECK-NEXT: .byte 0 241; CHECK-NEXT: .short 8 242; CHECK-NEXT: .short {{[0-9]+}} 243; CHECK-NEXT: .short 0 244; CHECK-NEXT: .long 0 245define i64 @jsIntCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) { 246entry: 247 %resolveCall = inttoptr i64 244837814094590 to i8* 248 %result = call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 8, i32 20, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2) 249 %add = add i64 %result, 3 250 ret i64 %add 251} 252 253; Spilled stack map values. 254; 255; Verify 28 stack map entries. 256; 257; CHECK-LABEL: .long L{{.*}}-_spilledValue 258; CHECK-NEXT: .short 0 259; CHECK-NEXT: .short 28 260; 261; Check that at least one is a spilled entry from RBP. 262; Location: Indirect FP + ... 263; CHECK: .byte 3 264; CHECK-NEXT: .byte 0 265; CHECK-NEXT: .short 266; CHECK-NEXT: .short 29 267; CHECK-NEXT: .short 0 268; CHECK-NEXT: .long 269define 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) { 270entry: 271 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 11, i32 20, 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, i64 %l17, i64 %l18, i64 %l19, i64 %l20, i64 %l21, i64 %l22, i64 %l23, i64 %l24, i64 %l25, i64 %l26, i64 %l27) 272 ret void 273} 274 275; Spilled stack map values. 276; 277; Verify 23 stack map entries. 278; 279; CHECK-LABEL: .long L{{.*}}-_spilledStackMapValue 280; CHECK-NEXT: .short 0 281; CHECK-NEXT: .short 30 282; 283; Check that at least one is a spilled entry from RBP. 284; Location: Indirect FP + ... 285; CHECK: .byte 3 286; CHECK-NEXT: .byte 0 287; CHECK-NEXT: .short 288; CHECK-NEXT: .short 29 289; CHECK-NEXT: .short 0 290; CHECK-NEXT: .long 291define 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, i64 %l17, i64 %l18, i64 %l19, i64 %l20, i64 %l21, i64 %l22, i64 %l23, i64 %l24, i64 %l25, i64 %l26, i64 %l27, i64 %l28, i64 %l29) { 292entry: 293 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, i64 %l17, i64 %l18, i64 %l19, i64 %l20, i64 %l21, i64 %l22, i64 %l23, i64 %l24, i64 %l25, i64 %l26, i64 %l27, i64 %l28, i64 %l29) 294 ret void 295} 296 297 298; Map a constant value. 299; 300; CHECK-LABEL: .long L{{.*}}-_liveConstant 301; CHECK-NEXT: .short 0 302; 1 location 303; CHECK-NEXT: .short 1 304; Loc 0: SmallConstant 305; CHECK-NEXT: .byte 4 306; CHECK-NEXT: .byte 0 307; CHECK-NEXT: .short 8 308; CHECK-NEXT: .short 0 309; CHECK-NEXT: .short 0 310; CHECK-NEXT: .long 33 311 312define void @liveConstant() { 313 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 15, i32 8, i32 33) 314 ret void 315} 316 317; Map a value when LR is the only free register. 318; 319; CHECK-LABEL: .long L{{.*}}-_clobberLR 320; CHECK-NEXT: .short 0 321; 1 location 322; CHECK-NEXT: .short 1 323; Loc 0: Indirect FP (r29) - offset 324; CHECK-NEXT: .byte 3 325; CHECK-NEXT: .byte 0 326; CHECK-NEXT: .short 4 327; CHECK-NEXT: .short 29 328; CHECK-NEXT: .short 0 329; CHECK-NEXT: .long -{{[0-9]+}} 330define void @clobberLR(i32 %a) { 331 tail call void asm sideeffect "nop", "~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{x29},~{x31}"() nounwind 332 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 16, i32 8, i32 %a) 333 ret void 334} 335 336declare void @llvm.experimental.stackmap(i64, i32, ...) 337declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) 338declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...) 339