; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=aarch64-pc-windows-msvc %s -o - | FileCheck %s
$osfx = comdat any
declare dso_local i32 @__CxxFrameHandler3(...)
define void @osfx(ptr %this) comdat personality ptr @__CxxFrameHandler3 {
; CHECK-LABEL: osfx:
; CHECK: .Lfunc_begin0:
; CHECK-NEXT: .seh_proc osfx
; CHECK-NEXT: .seh_handler __CxxFrameHandler3, @unwind, @except
; CHECK-NEXT: // %bb.0: // %invoke.cont
; CHECK-NEXT: stp x19, x20, [sp, #-64]! // 16-byte Folded Spill
; CHECK-NEXT: .seh_save_regp_x x19, 64
; CHECK-NEXT: str x21, [sp, #16] // 8-byte Folded Spill
; CHECK-NEXT: .seh_save_reg x21, 16
; CHECK-NEXT: stp x29, x30, [sp, #24] // 16-byte Folded Spill
; CHECK-NEXT: .seh_save_fplr 24
; CHECK-NEXT: add x29, sp, #24
; CHECK-NEXT: .seh_add_fp 24
; CHECK-NEXT: .seh_endprologue
; CHECK-NEXT: sub x9, sp, #32
; CHECK-NEXT: and sp, x9, #0xffffffffffffffe0
; CHECK-NEXT: mov x19, sp
; CHECK-NEXT: mov x1, #-2 // =0xfffffffffffffffe
; CHECK-NEXT: mov x20, x0
; CHECK-NEXT: add x8, x19, #0
; CHECK-NEXT: stur x1, [x29, #24]
; CHECK-NEXT: lsr x21, x8, #3
; CHECK-NEXT: adrp x8, osfx
; CHECK-NEXT: add x8, x8, :lo12:osfx
; CHECK-NEXT: str x8, [x0]
; CHECK-NEXT: str wzr, [x21]
; CHECK-NEXT: ldr x0, [x0]
; CHECK-NEXT: .Ltmp0:
; CHECK-NEXT: blr x0
; CHECK-NEXT: .Ltmp1:
; CHECK-NEXT: // %bb.1: // %invoke.cont12
; CHECK-NEXT: str wzr, [x20]
; CHECK-NEXT: str wzr, [x21]
; CHECK-NEXT: .LBB0_2: // Block address taken
; CHECK-NEXT: // %try.cont
; CHECK-NEXT: $ehgcr_0_2:
; CHECK-NEXT: .seh_startepilogue
; CHECK-NEXT: sub sp, x29, #24
; CHECK-NEXT: .seh_add_fp 24
; CHECK-NEXT: ldp x29, x30, [sp, #24] // 16-byte Folded Reload
; CHECK-NEXT: .seh_save_fplr 24
; CHECK-NEXT: ldr x21, [sp, #16] // 8-byte Folded Reload
; CHECK-NEXT: .seh_save_reg x21, 16
; CHECK-NEXT: ldp x19, x20, [sp], #64 // 16-byte Folded Reload
; CHECK-NEXT: .seh_save_regp_x x19, 64
; CHECK-NEXT: .seh_endepilogue
; CHECK-NEXT: ret
; CHECK-NEXT: .seh_endfunclet
; CHECK-NEXT: .seh_handlerdata
; CHECK-NEXT: .word ($cppxdata$osfx)@IMGREL
; CHECK-NEXT: .section .text,"xr",discard,osfx
; CHECK-NEXT: .seh_endproc
; CHECK-NEXT: .def "?catch$3@?0?osfx@4HA";
; CHECK-NEXT: .scl 3;
; CHECK-NEXT: .type 32;
; CHECK-NEXT: .endef
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: "?catch$3@?0?osfx@4HA":
; CHECK-NEXT: .seh_proc "?catch$3@?0?osfx@4HA"
; CHECK-NEXT: .seh_handler __CxxFrameHandler3, @unwind, @except
; CHECK-NEXT: .LBB0_3: // %catch
; CHECK-NEXT: stp x19, x20, [sp, #-48]! // 16-byte Folded Spill
; CHECK-NEXT: .seh_save_regp_x x19, 48
; CHECK-NEXT: str x21, [sp, #16] // 8-byte Folded Spill
; CHECK-NEXT: .seh_save_reg x21, 16
; CHECK-NEXT: stp x29, x30, [sp, #24] // 16-byte Folded Spill
; CHECK-NEXT: .seh_save_fplr 24
; CHECK-NEXT: .seh_endprologue
; CHECK-NEXT: adrp x0, .LBB0_2
; CHECK-NEXT: add x0, x0, .LBB0_2
; CHECK-NEXT: .seh_startepilogue
; CHECK-NEXT: ldp x29, x30, [sp, #24] // 16-byte Folded Reload
; CHECK-NEXT: .seh_save_fplr 24
; CHECK-NEXT: ldr x21, [sp, #16] // 8-byte Folded Reload
; CHECK-NEXT: .seh_save_reg x21, 16
; CHECK-NEXT: ldp x19, x20, [sp], #48 // 16-byte Folded Reload
; CHECK-NEXT: .seh_save_regp_x x19, 48
; CHECK-NEXT: .seh_endepilogue
; CHECK-NEXT: ret
invoke.cont:
%MyAlloca2 = alloca [32 x i8], align 32
%0 = ptrtoint ptr %MyAlloca2 to i64
store i64 ptrtoint (ptr @osfx to i64), ptr %this
%1 = lshr exact i64 %0, 3
%2 = inttoptr i64 %1 to ptr
store i32 0, ptr %2
%vbtable = load ptr, ptr %this
%call.i21 = invoke noundef i32 %vbtable(ptr %vbtable)
to label %invoke.cont12 unwind label %catch.dispatch
invoke.cont12: ; preds = %invoke.cont
store i32 0, ptr %this
store i32 0, ptr %2
br label %try.cont
catch.dispatch: ; preds = %invoke.cont
%3 = catchswitch within none [label %catch] unwind to caller
catch: ; preds = %catch.dispatch
%4 = catchpad within %3 [ptr null, i32 64, ptr null]
catchret from %4 to label %try.cont
try.cont: ; preds = %catch, %invoke.cont12
ret void
}
Codebase Browser
llvm