1 ; RUN: llc -mtriple=s390x-linux-gnu < %s | FileCheck %s
3 ; Trivial patchpoint codegen
5 define i64 @trivial_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
7 ; CHECK-LABEL: trivial_patchpoint_codegen:
8 ; CHECK: llilf %r1, 559038736
9 ; CHECK-NEXT: basr %r14, %r1
10 ; CHECK-NEXT: bcr 0, %r0
11 ; CHECK: lgr [[REG0:%r[0-9]+]], %r2
12 ; CHECK: llilf %r1, 559038737
13 ; CHECK-NEXT: basr %r14, %r1
14 ; CHECK-NEXT: bcr 0, %r0
15 ; CHECK: lgr %r2, [[REG0:%r[0-9]+]]
17 %resolveCall2 = inttoptr i64 559038736 to i8*
18 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 10, 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 10, i8* %resolveCall3, i32 2, i64 %p1, i64 %result)
24 ; Trivial symbolic patchpoint codegen.
27 declare i64 @foo(i64 %p1, i64 %p2)
28 define i64 @trivial_symbolic_patchpoint_codegen(i64 %p1, i64 %p2) {
30 ; CHECK-LABEL: trivial_symbolic_patchpoint_codegen:
31 ; CHECK: brasl %r14, foo@PLT
32 ; CHECK-NEXT: bcr 0, %r0
34 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 9, i32 8, i8* bitcast (i64 (i64, i64)* @foo to i8*), i32 2, i64 %p1, i64 %p2)
39 ; Caller frame metadata with stackmaps. This should not be optimized
42 ; CHECK-LABEL: caller_meta_leaf
43 ; CHECK: aghi %r15, -184
45 ; CHECK: lmg %r14, %r15, 296(%r15)
47 define void @caller_meta_leaf() {
49 %metadata = alloca i64, i32 3, align 8
50 store i64 11, i64* %metadata
51 store i64 12, i64* %metadata
52 store i64 13, i64* %metadata
53 call void (i64, i32, ...) @llvm.experimental.stackmap(i64 4, i32 0, i64* %metadata)
57 ; Test patchpoints reusing the same TargetConstant.
58 ; <rdar:15390785> Assertion failed: (CI.getNumArgOperands() >= NumArgs + 4)
59 ; There is no way to verify this, since it depends on memory allocation.
60 ; But I think it's useful to include as a working example.
61 define i64 @testLowerConstant(i64 %arg, i64 %tmp2, i64 %tmp10, i64* %tmp33, i64 %tmp79) {
63 %tmp80 = add i64 %tmp79, -16
64 %tmp81 = inttoptr i64 %tmp80 to i64*
65 %tmp82 = load i64, i64* %tmp81, align 8
66 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 14, i32 6, i64 %arg, i64 %tmp2, i64 %tmp10, i64 %tmp82)
67 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)
68 %tmp83 = load i64, i64* %tmp33, align 8
69 %tmp84 = add i64 %tmp83, -24
70 %tmp85 = inttoptr i64 %tmp84 to i64*
71 %tmp86 = load i64, i64* %tmp85, align 8
72 tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 17, i32 6, i64 %arg, i64 %tmp10, i64 %tmp86)
73 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)
77 ; Test small patchpoints that don't emit calls.
78 define void @small_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
80 ; CHECK-LABEL: small_patchpoint_codegen:
84 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 5, i32 2, i8* null, i32 2, i64 %p1, i64 %p2)
88 ; Test large target address.
89 define i64 @large_target_address_patchpoint_codegen() {
91 ; CHECK-LABEL: large_target_address_patchpoint_codegen:
92 ; CHECK: llilf %r1, 2566957755
93 ; CHECK-NEXT: iihf %r1, 1432778632
94 ; CHECK-NEXT: basr %r14, %r1
95 %resolveCall2 = inttoptr i64 6153737369414576827 to i8*
96 %result = tail call i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 14, i8* %resolveCall2, i32 0)
100 declare void @llvm.experimental.stackmap(i64, i32, ...)
101 declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
102 declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)