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 void @llvm.experimental.stackmap(i64, i32, ...)
102declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
103declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)
104