1 ; RUN: llc -mtriple=x86_64-unknown-linux -mcpu=corei7 < %s | FileCheck %s
3 ; Test invoking of patchpoints
5 define i64 @patchpoint_invoke(i64 %p1, i64 %p2) personality ptr @__gxx_personality_v0 {
7 ; CHECK-LABEL: patchpoint_invoke:
8 ; CHECK-NEXT: [[FUNC_BEGIN:.L.*]]:
9 ; CHECK-NEXT: .cfi_startproc
10 ; CHECK: .cfi_lsda 3, [[EXCEPTION_LABEL:.L[^ ]*]]
13 ; Unfortunately, hardcode the name of the label that begins the patchpoint:
15 ; CHECK: movabsq $-559038736, %r11
16 ; CHECK-NEXT: callq *%r11
17 ; CHECK-NEXT: xchgw %ax, %ax
18 ; CHECK-NEXT: [[PP_END:.L.*]]:
20 %resolveCall = inttoptr i64 -559038736 to ptr
21 %result = invoke i64 (i64, i32, ptr, i32, ...) @llvm.experimental.patchpoint.i64(i64 2, i32 15, ptr %resolveCall, i32 1, i64 %p1, i64 %p2)
22 to label %success unwind label %threw
28 %0 = landingpad { ptr, i32 }
33 ; Verify that the exception table was emitted:
34 ; CHECK: [[EXCEPTION_LABEL]]:
35 ; CHECK-NEXT: .byte 255
37 ; CHECK-NEXT: .uleb128 .Lttbase{{[0-9]+}}-[[TTBASEREF:.Lttbaseref[0-9]+]]
38 ; CHECK-NEXT: [[TTBASEREF]]:
40 ; CHECK-NEXT: .uleb128 .Lcst_end{{[0-9]+}}-[[CST_BEGIN:.Lcst_begin[0-9]+]]
41 ; CHECK-NEXT: [[CST_BEGIN]]:
42 ; Verify that the unwind data covers the entire patchpoint region:
43 ; CHECK-NEXT: .uleb128 .Ltmp0-[[FUNC_BEGIN]]
44 ; CHECK-NEXT: .uleb128 [[PP_END]]-.Ltmp0
47 ; Verify that the stackmap section got emitted:
48 ; CHECK-LABEL: __LLVM_StackMaps:
52 ; CHECK-NEXT: .short 0
59 ; CHECK-NEXT: .quad patchpoint_invoke
62 declare void @llvm.experimental.stackmap(i64, i32, ...)
63 declare void @llvm.experimental.patchpoint.void(i64, i32, ptr, i32, ...)
64 declare i64 @llvm.experimental.patchpoint.i64(i64, i32, ptr, i32, ...)
65 declare i32 @__gxx_personality_v0(...)