xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/patchpoint-invoke.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=x86_64-unknown-linux -mcpu=corei7                             < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; Test invoking of patchpoints
4*9880d681SAndroid Build Coastguard Worker;
5*9880d681SAndroid Build Coastguard Workerdefine i64 @patchpoint_invoke(i64 %p1, i64 %p2) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: patchpoint_invoke:
8*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  [[FUNC_BEGIN:.L.*]]:
9*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .cfi_startproc
10*9880d681SAndroid Build Coastguard Worker; CHECK:      .cfi_lsda 3, [[EXCEPTION_LABEL:.L[^ ]*]]
11*9880d681SAndroid Build Coastguard Worker; CHECK:      pushq %rbp
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; Unfortunately, hardcode the name of the label that begins the patchpoint:
14*9880d681SAndroid Build Coastguard Worker; CHECK:      .Ltmp0:
15*9880d681SAndroid Build Coastguard Worker; CHECK:      movabsq $-559038736, %r11
16*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: callq *%r11
17*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: xchgw %ax, %ax
18*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: [[PP_END:.L.*]]:
19*9880d681SAndroid Build Coastguard Worker; CHECK:      ret
20*9880d681SAndroid Build Coastguard Worker  %resolveCall = inttoptr i64 -559038736 to i8*
21*9880d681SAndroid Build Coastguard Worker  %result = invoke i64 (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 15, i8* %resolveCall, i32 1, i64 %p1, i64 %p2)
22*9880d681SAndroid Build Coastguard Worker            to label %success unwind label %threw
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workersuccess:
25*9880d681SAndroid Build Coastguard Worker  ret i64 %result
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerthrew:
28*9880d681SAndroid Build Coastguard Worker  %0 = landingpad { i8*, i32 }
29*9880d681SAndroid Build Coastguard Worker          catch i8* null
30*9880d681SAndroid Build Coastguard Worker  ret i64 0
31*9880d681SAndroid Build Coastguard Worker}
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Worker; Verify that the exception table was emitted:
34*9880d681SAndroid Build Coastguard Worker; CHECK:      [[EXCEPTION_LABEL]]:
35*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .byte 255
36*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .byte 3
37*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .byte 21
38*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .byte 3
39*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .byte 13
40*9880d681SAndroid Build Coastguard Worker; Verify that the unwind data covers the entire patchpoint region:
41*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .long .Ltmp0-[[FUNC_BEGIN]]
42*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .long [[PP_END]]-.Ltmp0
43*9880d681SAndroid Build Coastguard Worker
44*9880d681SAndroid Build Coastguard Worker
45*9880d681SAndroid Build Coastguard Worker; Verify that the stackmap section got emitted:
46*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: __LLVM_StackMaps:
47*9880d681SAndroid Build Coastguard Worker; Header
48*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .byte 1
49*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .byte 0
50*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .short 0
51*9880d681SAndroid Build Coastguard Worker; Num Functions
52*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .long 1
53*9880d681SAndroid Build Coastguard Worker; Num LargeConstants
54*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .long 0
55*9880d681SAndroid Build Coastguard Worker; Num Callsites
56*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .long 1
57*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:   .quad patchpoint_invoke
58*9880d681SAndroid Build Coastguard Worker
59*9880d681SAndroid Build Coastguard Worker
60*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.experimental.stackmap(i64, i32, ...)
61*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
62*9880d681SAndroid Build Coastguard Workerdeclare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)
63*9880d681SAndroid Build Coastguard Workerdeclare i32 @__gxx_personality_v0(...)
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