1 ; RUN: llc -mtriple=x86_64-apple-darwin -mcpu=corei7 < %s | FileCheck %s 2 ; RUN: llc -mtriple=x86_64-apple-darwin -mcpu=corei7 -fast-isel -fast-isel-abort=1 < %s | FileCheck %s 3 4 ; Trivial patchpoint codegen 5 ; 6 define i64 @trivial_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) { 7 entry: 8 ; CHECK-LABEL: trivial_patchpoint_codegen: 9 ; CHECK: movabsq $-559038736, %r11 10 ; CHECK-NEXT: callq *%r11 11 ; CHECK-NEXT: xchgw %ax, %ax 12 ; CHECK: movq %rax, %[[REG:r.+]] 13 ; CHECK: callq *%r11 14 ; CHECK-NEXT: xchgw %ax, %ax 15 ; CHECK: movq %[[REG]], %rax 16 ; CHECK: ret 17 %resolveCall2 = inttoptr i64 -559038736 to i8* 18 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 15, i8* %resolveCall2, i32 4, i64 %p1, i64 %p2, i64 %p3, i64 %p4) 19 %resolveCall3 = inttoptr i64 -559038737 to i8* 20 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 3, i32 15, i8* %resolveCall3, i32 2, i64 %p1, i64 %result) 21 ret i64 %result 22 } 23 24 ; Caller frame metadata with stackmaps. This should not be optimized 25 ; as a leaf function. 26 ; 27 ; CHECK-LABEL: caller_meta_leaf 28 ; CHECK: subq $32, %rsp 29 ; CHECK: Ltmp 30 ; CHECK: addq $32, %rsp 31 ; CHECK: ret 32 define void @caller_meta_leaf() { 33 entry: 34 %metadata = alloca i64, i32 3, align 8 35 store i64 11, i64* %metadata 36 store i64 12, i64* %metadata 37 store i64 13, i64* %metadata 38 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 4, i32 0, i64* %metadata) 39 ret void 40 } 41 42 ; Test patchpoints reusing the same TargetConstant. 43 ; <rdar:15390785> Assertion failed: (CI.getNumArgOperands() >= NumArgs + 4) 44 ; There is no way to verify this, since it depends on memory allocation. 45 ; But I think it's useful to include as a working example. 46 define i64 @testLowerConstant(i64 %arg, i64 %tmp2, i64 %tmp10, i64* %tmp33, i64 %tmp79) { 47 entry: 48 %tmp80 = add i64 %tmp79, -16 49 %tmp81 = inttoptr i64 %tmp80 to i64* 50 %tmp82 = load i64, i64* %tmp81, align 8 51 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 14, i32 5, i64 %arg, i64 %tmp2, i64 %tmp10, i64 %tmp82) 52 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 15, i32 30, i8* null, i32 3, i64 %arg, i64 %tmp10, i64 %tmp82) 53 %tmp83 = load i64, i64* %tmp33, align 8 54 %tmp84 = add i64 %tmp83, -24 55 %tmp85 = inttoptr i64 %tmp84 to i64* 56 %tmp86 = load i64, i64* %tmp85, align 8 57 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 17, i32 5, i64 %arg, i64 %tmp10, i64 %tmp86) 58 tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 18, i32 30, i8* null, i32 3, i64 %arg, i64 %tmp10, i64 %tmp86) 59 ret i64 10 60 } 61 62 ; Test small patchpoints that don't emit calls. 63 define void @small_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) { 64 entry: 65 ; CHECK-LABEL: small_patchpoint_codegen: 66 ; CHECK: Ltmp 67 ; CHECK: nopl 8(%rax,%rax) 68 ; CHECK-NEXT: popq 69 ; CHECK-NEXT: ret 70 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 5, i8* null, i32 2, i64 %p1, i64 %p2) 71 ret void 72 } 73 74 ; Test large target address. 75 define i64 @large_target_address_patchpoint_codegen() { 76 entry: 77 ; CHECK-LABEL: large_target_address_patchpoint_codegen: 78 ; CHECK: movabsq $6153737369414576827, %r11 79 ; CHECK-NEXT: callq *%r11 80 %resolveCall2 = inttoptr i64 6153737369414576827 to i8* 81 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 15, i8* %resolveCall2, i32 0) 82 ret i64 %result 83 } 84 85 declare void @llvm.experimental.stackmap(i64, i32, ...) 86 declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) 87 declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...) 88
