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