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; Trivial symbolic patchpoint codegen. 25; 26 27declare i64 @foo(i64 %p1, i64 %p2) 28define i64 @trivial_symbolic_patchpoint_codegen(i64 %p1, i64 %p2) { 29entry: 30; CHECK-LABEL: trivial_symbolic_patchpoint_codegen: 31; CHECK: movabsq $_foo, %r11 32; CHECK-NEXT: callq *%r11 33; CHECK-NEXT: xchgw %ax, %ax 34; CHECK: retq 35 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 9, i32 15, i8* bitcast (i64 (i64, i64)* @foo to i8*), i32 2, i64 %p1, i64 %p2) 36 ret i64 %result 37} 38 39 40; Caller frame metadata with stackmaps. This should not be optimized 41; as a leaf function. 42; 43; CHECK-LABEL: caller_meta_leaf 44; CHECK: subq $32, %rsp 45; CHECK: Ltmp 46; CHECK: addq $32, %rsp 47; CHECK: ret 48define void @caller_meta_leaf() { 49entry: 50 %metadata = alloca i64, i32 3, align 8 51 store i64 11, i64* %metadata 52 store i64 12, i64* %metadata 53 store i64 13, i64* %metadata 54 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 4, i32 0, i64* %metadata) 55 ret void 56} 57 58; Test patchpoints reusing the same TargetConstant. 59; <rdar:15390785> Assertion failed: (CI.getNumArgOperands() >= NumArgs + 4) 60; There is no way to verify this, since it depends on memory allocation. 61; But I think it's useful to include as a working example. 62define i64 @testLowerConstant(i64 %arg, i64 %tmp2, i64 %tmp10, i64* %tmp33, i64 %tmp79) { 63entry: 64 %tmp80 = add i64 %tmp79, -16 65 %tmp81 = inttoptr i64 %tmp80 to i64* 66 %tmp82 = load i64, i64* %tmp81, align 8 67 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 14, i32 5, i64 %arg, i64 %tmp2, i64 %tmp10, i64 %tmp82) 68 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) 69 %tmp83 = load i64, i64* %tmp33, align 8 70 %tmp84 = add i64 %tmp83, -24 71 %tmp85 = inttoptr i64 %tmp84 to i64* 72 %tmp86 = load i64, i64* %tmp85, align 8 73 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 17, i32 5, i64 %arg, i64 %tmp10, i64 %tmp86) 74 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) 75 ret i64 10 76} 77 78; Test small patchpoints that don't emit calls. 79define void @small_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) { 80entry: 81; CHECK-LABEL: small_patchpoint_codegen: 82; CHECK: Ltmp 83; CHECK: nopl 8(%rax,%rax) 84; CHECK-NEXT: popq 85; CHECK-NEXT: ret 86 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 5, i8* null, i32 2, i64 %p1, i64 %p2) 87 ret void 88} 89 90; Test large target address. 91define i64 @large_target_address_patchpoint_codegen() { 92entry: 93; CHECK-LABEL: large_target_address_patchpoint_codegen: 94; CHECK: movabsq $6153737369414576827, %r11 95; CHECK-NEXT: callq *%r11 96 %resolveCall2 = inttoptr i64 6153737369414576827 to i8* 97 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 15, i8* %resolveCall2, i32 0) 98 ret i64 %result 99} 100 101declare i64 @consume_attributes(i64, i8* nest, i64) 102define i64 @test_patchpoint_with_attributes() { 103entry: 104; CHECK-LABEL: test_patchpoint_with_attributes: 105; CHECK: movl $42, %edi 106; CHECK: movl $17, %esi 107; CHECK: xorl %r10d, %r10d 108; CHECK: movabsq $_consume_attributes, %r11 109; CHECK-NEXT: callq *%r11 110; CHECK-NEXT: xchgw %ax, %ax 111; CHECK: retq 112 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 21, i32 15, i8* bitcast (i64 (i64, i8*, i64)* @consume_attributes to i8*), i32 3, i64 42, i8* nest null, i64 17) 113 ret i64 %result 114} 115 116declare void @llvm.experimental.stackmap(i64, i32, ...) 117declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) 118declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...) 119