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; 6define i64 @trivial_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) { 7entry: 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 32define void @caller_meta_leaf() { 33entry: 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. 46define i64 @testLowerConstant(i64 %arg, i64 %tmp2, i64 %tmp10, i64* %tmp33, i64 %tmp79) { 47entry: 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. 63define void @small_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) { 64entry: 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. 75define i64 @large_target_address_patchpoint_codegen() { 76entry: 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 85declare void @llvm.experimental.stackmap(i64, i32, ...) 86declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) 87declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...) 88