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gerrit-public.fairphone.software / toolchain / llvm-project / 4f0794fd477cd7ab8aa43d79ed7899f9bf7f127a / . / llvm / test / CodeGen / X86 / patchpoint.ll
blob: d534639953b349ba565b52a1e33abf3cb9a2556f [file] [log] [blame]
Andrew Trick4f0794f2013-11-15 05:52:56 +0000[diff] [blame^]1; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 -disable-fp-elim | FileCheck %s
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]2
3; Trivial patchpoint codegen
4;
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]5define i64 @trivial_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
6entry:
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]7; CHECK-LABEL: trivial_patchpoint_codegen:
8; CHECK: movabsq $-559038736, %r11
9; CHECK-NEXT: callq *%r11
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]10; CHECK-NEXT: nop
11; CHECK: movq %rax, %[[REG:r.+]]
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]12; CHECK: callq *%r11
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]13; CHECK-NEXT: nop
14; CHECK: movq %[[REG]], %rax
15; CHECK: ret
16 %resolveCall2 = inttoptr i64 -559038736 to i8*
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]17 %result = tail call i64 (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i32 2, i32 15, i8* %resolveCall2, i32 4, i64 %p1, i64 %p2, i64 %p3, i64 %p4)
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]18 %resolveCall3 = inttoptr i64 -559038737 to i8*
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]19 tail call void (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i32 3, i32 15, i8* %resolveCall3, i32 2, i64 %p1, i64 %result)
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]20 ret i64 %result
21}
22
23; Caller frame metadata with stackmaps. This should not be optimized
24; as a leaf function.
25;
Andrew Trickf9904112013-10-31 22:46:51 +0000[diff] [blame]26; CHECK-LABEL: caller_meta_leaf
Andrew Trick4f0794f2013-11-15 05:52:56 +0000[diff] [blame^]27; CHECK: subq $32, %rsp
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]28; CHECK: Ltmp
Andrew Trick4f0794f2013-11-15 05:52:56 +0000[diff] [blame^]29; CHECK: addq $32, %rsp
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]30; CHECK: ret
31define void @caller_meta_leaf() {
32entry:
33 %metadata = alloca i64, i32 3, align 8
34 store i64 11, i64* %metadata
35 store i64 12, i64* %metadata
36 store i64 13, i64* %metadata
37 call void (i32, i32, ...)* @llvm.experimental.stackmap(i32 4, i32 0, i64* %metadata)
38 ret void
39}
40
Andrew Tricka3a11de2013-10-31 22:12:01 +0000[diff] [blame]41; Test the webkit_jscc calling convention.
42; Two arguments will be pushed on the stack.
43; Return value in $rax.
44define void @jscall_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
45entry:
Andrew Trickf9904112013-10-31 22:46:51 +0000[diff] [blame]46; CHECK-LABEL: jscall_patchpoint_codegen:
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]47; CHECK: Ltmp
48; CHECK: movq %r{{.+}}, 8(%rsp)
49; CHECK: movq %r{{.+}}, (%rsp)
50; CHECK: Ltmp
51; CHECK-NEXT: movabsq $-559038736, %r11
52; CHECK-NEXT: callq *%r11
53; CHECK: movq %rax, 8(%rsp)
54; CHECK: callq
Andrew Tricka3a11de2013-10-31 22:12:01 +0000[diff] [blame]55 %resolveCall2 = inttoptr i64 -559038736 to i8*
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]56 %result = tail call webkit_jscc i64 (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i32 5, i32 15, i8* %resolveCall2, i32 2, i64 %p1, i64 %p2)
Andrew Tricka3a11de2013-10-31 22:12:01 +0000[diff] [blame]57 %resolveCall3 = inttoptr i64 -559038737 to i8*
Juergen Ributzka87ed9062013-11-09 01:51:33 +0000[diff] [blame]58 tail call webkit_jscc void (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i32 6, i32 15, i8* %resolveCall3, i32 2, i64 %p1, i64 %result)
Andrew Tricka3a11de2013-10-31 22:12:01 +0000[diff] [blame]59 ret void
60}
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]61
Andrew Trick6664df12013-11-05 22:44:04 +0000[diff] [blame]62; Test patchpoints reusing the same TargetConstant.
63; <rdar:15390785> Assertion failed: (CI.getNumArgOperands() >= NumArgs + 4)
64; There is no way to verify this, since it depends on memory allocation.
65; But I think it's useful to include as a working example.
66define i64 @testLowerConstant(i64 %arg, i64 %tmp2, i64 %tmp10, i64* %tmp33, i64 %tmp79) {
67entry:
68 %tmp80 = add i64 %tmp79, -16
69 %tmp81 = inttoptr i64 %tmp80 to i64*
70 %tmp82 = load i64* %tmp81, align 8
71 tail call void (i32, i32, ...)* @llvm.experimental.stackmap(i32 14, i32 5, i64 %arg, i64 %tmp2, i64 %tmp10, i64 %tmp82)
72 tail call void (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i32 15, i32 30, i8* null, i32 3, i64 %arg, i64 %tmp10, i64 %tmp82)
73 %tmp83 = load i64* %tmp33, align 8
74 %tmp84 = add i64 %tmp83, -24
75 %tmp85 = inttoptr i64 %tmp84 to i64*
76 %tmp86 = load i64* %tmp85, align 8
77 tail call void (i32, i32, ...)* @llvm.experimental.stackmap(i32 17, i32 5, i64 %arg, i64 %tmp10, i64 %tmp86)
78 tail call void (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i32 18, i32 30, i8* null, i32 3, i64 %arg, i64 %tmp10, i64 %tmp86)
79 ret i64 10
80}
81
Andrew Trick561f2212013-11-14 06:54:10 +0000[diff] [blame]82; Test small patchpoints that don't emit calls.
83define void @small_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
84entry:
85; CHECK-LABEL: small_patchpoint_codegen:
86; CHECK: Ltmp
87; CHECK: nop
88; CHECK-NEXT: nop
89; CHECK-NEXT: nop
90; CHECK-NEXT: nop
91; CHECK-NEXT: nop
92; CHECK-NEXT: popq
93; CHECK-NEXT: ret
94 %result = tail call i64 (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i32 5, i32 5, i8* null, i32 2, i64 %p1, i64 %p2)
95 ret void
96}
97
Andrew Trick153ebe62013-10-31 22:11:56 +0000[diff] [blame]98declare void @llvm.experimental.stackmap(i32, i32, ...)
99declare void @llvm.experimental.patchpoint.void(i32, i32, i8*, i32, ...)
100declare i64 @llvm.experimental.patchpoint.i64(i32, i32, i8*, i32, ...)