; RUN: llc < %s -mtriple=arm64-linux-gnu | FileCheck %s ; ; Note: Print verbose stackmaps using -debug-only=stackmaps. ; CHECK-LABEL: .section .llvm_stackmaps ; CHECK-NEXT: __LLVM_StackMaps: ; Header ; CHECK-NEXT: .byte 3 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 0 ; Num Functions ; CHECK-NEXT: .word 14 ; Num LargeConstants ; CHECK-NEXT: .word 3 ; Num Callsites ; CHECK-NEXT: .word 18 ; Functions and stack size ; CHECK-NEXT: .xword constantargs ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword osrinline ; CHECK-NEXT: .xword 32 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword osrcold ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword propertyRead ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword propertyWrite ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword jsVoidCall ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword jsIntCall ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword spilledValue ; CHECK-NEXT: .xword 144 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword spilledStackMapValue ; CHECK-NEXT: .xword 128 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword liveConstant ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword directFrameIdx ; CHECK-NEXT: .xword 64 ; CHECK-NEXT: .xword 2 ; CHECK-NEXT: .xword longid ; CHECK-NEXT: .xword 16 ; CHECK-NEXT: .xword 4 ; CHECK-NEXT: .xword clobberLR ; CHECK-NEXT: .xword 112 ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .xword needsStackRealignment ; CHECK-NEXT: .xword -1 ; CHECK-NEXT: .xword 1 ; Large Constants ; CHECK-NEXT: .xword 2147483648 ; CHECK-NEXT: .xword 4294967295 ; CHECK-NEXT: .xword 4294967296 ; Callsites ; Constant arguments ; ; CHECK-NEXT: .xword 1 ; CHECK-NEXT: .word .L{{.*}}-constantargs ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 12 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word -1 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word -1 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 65536 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 2000000000 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 2147483647 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word -1 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word -1 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; LargeConstant at index 0 ; CHECK-NEXT: .byte 5 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; LargeConstant at index 1 ; CHECK-NEXT: .byte 5 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 1 ; LargeConstant at index 2 ; CHECK-NEXT: .byte 5 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 2 ; SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word -1 define void @constantargs() { entry: %0 = inttoptr i64 12345 to i8* tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 1, i32 16, 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) ret void } ; Inline OSR Exit ; ; CHECK-LABEL: .word .L{{.*}}-osrinline ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 2 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 define void @osrinline(i64 %a, i64 %b) { entry: ; Runtime void->void call. call void inttoptr (i64 -559038737 to void ()*)() ; Followed by inline OSR patchpoint with 12-byte shadow and 2 live vars. call void (i64, i32, ...) @llvm.experimental.stackmap(i64 3, i32 12, i64 %a, i64 %b) ret void } ; Cold OSR Exit ; ; 2 live variables in register. ; ; CHECK-LABEL: .word .L{{.*}}-osrcold ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 2 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 define void @osrcold(i64 %a, i64 %b) { entry: %test = icmp slt i64 %a, %b br i1 %test, label %ret, label %cold cold: ; OSR patchpoint with 12-byte nop-slide and 2 live vars. %thunk = inttoptr i64 3735928559 to i8* call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4, i32 16, i8* %thunk, i32 0, i64 %a, i64 %b) unreachable ret: ret void } ; Property Read ; CHECK-LABEL: .word .L{{.*}}-propertyRead ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 2 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 define i64 @propertyRead(i64* %obj) { entry: %resolveRead = inttoptr i64 3735928559 to i8* %result = call anyregcc i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 16, i8* %resolveRead, i32 1, i64* %obj) %add = add i64 %result, 3 ret i64 %add } ; Property Write ; CHECK-LABEL: .word .L{{.*}}-propertyWrite ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 2 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 define void @propertyWrite(i64 %dummy1, i64* %obj, i64 %dummy2, i64 %a) { entry: %resolveWrite = inttoptr i64 3735928559 to i8* call anyregcc void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 6, i32 16, i8* %resolveWrite, i32 2, i64* %obj, i64 %a) ret void } ; Void JS Call ; ; 2 live variables in registers. ; ; CHECK-LABEL: .word .L{{.*}}-jsVoidCall ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 2 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 define void @jsVoidCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) { entry: %resolveCall = inttoptr i64 3735928559 to i8* call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 7, i32 16, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2) ret void } ; i64 JS Call ; ; 2 live variables in registers. ; ; CHECK-LABEL: .word .L{{.*}}-jsIntCall ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 2 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 ; CHECK-NEXT: .byte 1 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword {{[0-9]+}} ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 0 define i64 @jsIntCall(i64 %dummy1, i64* %obj, i64 %arg, i64 %l1, i64 %l2) { entry: %resolveCall = inttoptr i64 3735928559 to i8* %result = call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 8, i32 16, i8* %resolveCall, i32 2, i64* %obj, i64 %arg, i64 %l1, i64 %l2) %add = add i64 %result, 3 ret i64 %add } ; Spilled stack map values. ; ; Verify 28 stack map entries. ; ; CHECK-LABEL: .word .L{{.*}}-spilledValue ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 28 ; ; Check that at least one is a spilled entry from RBP. ; Location: Indirect RBP + ... ; CHECK: .byte 3 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 29 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word define 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) { entry: 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) ret void } ; Spilled stack map values. ; ; Verify 30 stack map entries. ; ; CHECK-LABEL: .word .L{{.*}}-spilledStackMapValue ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 30 ; ; Check that at least one is a spilled entry from RBP. ; Location: Indirect RBP + ... ; CHECK: .byte 3 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 29 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word define 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) { entry: 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) ret void } ; Map a constant value. ; ; CHECK-LABEL: .word .L{{.*}}-liveConstant ; CHECK-NEXT: .hword 0 ; 1 location ; CHECK-NEXT: .hword 1 ; Loc 0: SmallConstant ; CHECK-NEXT: .byte 4 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word 33 define void @liveConstant() { tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 15, i32 4, i32 33) ret void } ; Directly map an alloca's address. ; ; Callsite 16 ; CHECK-LABEL: .word .L{{.*}}-directFrameIdx ; CHECK-NEXT: .hword 0 ; 1 location ; CHECK-NEXT: .hword 1 ; Loc 0: Direct RBP - ofs ; CHECK-NEXT: .byte 2 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 29 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word ; Callsite 17 ; CHECK-LABEL: .word .L{{.*}}-directFrameIdx ; CHECK-NEXT: .hword 0 ; 2 locations ; CHECK-NEXT: .hword 2 ; Loc 0: Direct RBP - ofs ; CHECK-NEXT: .byte 2 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 29 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word ; Loc 1: Direct RBP - ofs ; CHECK-NEXT: .byte 2 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 8 ; CHECK-NEXT: .hword 29 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word define void @directFrameIdx() { entry: %metadata1 = alloca i64, i32 3, align 8 store i64 11, i64* %metadata1 store i64 12, i64* %metadata1 store i64 13, i64* %metadata1 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 16, i32 0, i64* %metadata1) %metadata2 = alloca i8, i32 4, align 8 %metadata3 = alloca i16, i32 4, align 8 call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 17, i32 4, i8* null, i32 0, i8* %metadata2, i16* %metadata3) ret void } ; Test a 64-bit ID. ; ; CHECK: .xword 4294967295 ; CHECK-LABEL: .word .L{{.*}}-longid ; CHECK: .xword 4294967296 ; CHECK-LABEL: .word .L{{.*}}-longid ; CHECK: .xword 9223372036854775807 ; CHECK-LABEL: .word .L{{.*}}-longid ; CHECK: .xword -1 ; CHECK-LABEL: .word .L{{.*}}-longid define void @longid() { entry: tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4294967295, i32 0, i8* null, i32 0) tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 4294967296, i32 0, i8* null, i32 0) tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 9223372036854775807, i32 0, i8* null, i32 0) tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 -1, i32 0, i8* null, i32 0) ret void } ; Map a value when R11 is the only free register. ; The scratch register should not be used for a live stackmap value. ; ; CHECK-LABEL: .word .L{{.*}}-clobberLR ; CHECK-NEXT: .hword 0 ; 1 location ; CHECK-NEXT: .hword 1 ; Loc 0: Indirect fp - offset ; CHECK-NEXT: .byte 3 ; CHECK-NEXT: .byte 0 ; CHECK-NEXT: .hword 4 ; CHECK-NEXT: .hword 29 ; CHECK-NEXT: .hword 0 ; CHECK-NEXT: .word -{{[0-9]+}} define void @clobberLR(i32 %a) { 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 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 16, i32 8, i32 %a) ret void } ; A stack frame which needs to be realigned at runtime (to meet alignment ; criteria for values on the stack) does not have a fixed frame size. ; CHECK-LABEL: .word .L{{.*}}-needsStackRealignment ; CHECK-NEXT: .hword 0 ; 0 locations ; CHECK-NEXT: .hword 0 define void @needsStackRealignment() { %val = alloca i64, i32 3, align 128 tail call void (...) @escape_values(i64* %val) ; Note: Adding any non-constant to the stackmap would fail because we ; expected to be able to address off the frame pointer. In a realigned ; frame, we must use the stack pointer instead. This is a separate bug. tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 0, i32 0) ret void } declare void @escape_values(...) declare void @llvm.experimental.stackmap(i64, i32, ...) declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)