Config.PrePrunePasses.push_back(
CompactUnwindSplitter("__LD,__compact_unwind"));
+ // Add eh-frame passses.
+ // FIXME: Prune eh-frames for which compact-unwind is available once
+ // we support compact-unwind registration with libunwind.
+ Config.PrePrunePasses.push_back(EHFrameSplitter("__TEXT,__eh_frame"));
+ Config.PrePrunePasses.push_back(
+ EHFrameEdgeFixer("__TEXT,__eh_frame", 8, Delta64, Delta32, NegDelta32));
+
// Add an in-place GOT/Stubs pass.
Config.PostPrunePasses.push_back(
PerGraphGOTAndPLTStubsBuilder_MachO_arm64::asPass);
--- /dev/null
+# REQUIRES: asserts
+# RUN: llvm-mc -triple=arm64-apple-darwin11 -filetype=obj -o %t %s
+# RUN: llvm-jitlink -noexec -debug-only=jitlink %t 2>&1 | FileCheck %s
+#
+# Check that splitting of eh-frame sections works.
+#
+# CHECK: EHFrameSplitter: Processing __TEXT,__eh_frame...
+# CHECK: Processing block at
+# CHECK: Processing CFI record at
+# CHECK: Extracted {{.*}} section = __TEXT,__eh_frame
+# CHECK: Processing CFI record at
+# CHECK: Extracted {{.*}} section = __TEXT,__eh_frame
+# CHECK: EHFrameEdgeFixer: Processing __TEXT,__eh_frame...
+# CHECK: Processing block at
+# CHECK: Processing CFI record at
+# CHECK: Record is CIE
+# CHECK: Processing block at
+# CHECK: Processing CFI record at
+# CHECK: Record is FDE
+# CHECK: Adding edge at {{.*}} to CIE at: {{.*}}
+# CHECK: Already has edge at {{.*}} to PC at {{.*}}
+# CHECK: Adding keep-alive edge from target at {{.*}} to FDE at {{.*}}
+# CHECK: Already has edge at {{.*}} to LSDA at {{.*}}
+
+ .section __TEXT,__text,regular,pure_instructions
+ .globl _main
+ .p2align 2
+_main:
+Lfunc_begin0:
+ .cfi_startproc
+ .cfi_personality 155, ___gxx_personality_v0
+ .cfi_lsda 16, Lexception0
+
+ stp x20, x19, [sp, #-32]!
+ stp x29, x30, [sp, #16]
+ .cfi_def_cfa_offset 32
+ .cfi_offset w30, -8
+ .cfi_offset w29, -16
+ .cfi_offset w19, -24
+ .cfi_offset w20, -32
+ mov w0, #4
+ bl ___cxa_allocate_exception
+ mov w8, #42
+ str w8, [x0]
+Ltmp0:
+Lloh0:
+ adrp x1, __ZTIi@GOTPAGE
+Lloh1:
+ ldr x1, [x1, __ZTIi@GOTPAGEOFF]
+ mov x2, #0
+ bl ___cxa_throw
+Ltmp1:
+
+ brk #0x1
+LBB0_2:
+Ltmp2:
+ bl ___cxa_begin_catch
+ ldr w19, [x0]
+ bl ___cxa_end_catch
+ mov x0, x19
+ ldp x29, x30, [sp, #16]
+ ldp x20, x19, [sp], #32
+ ret
+ .loh AdrpLdrGot Lloh0, Lloh1
+Lfunc_end0:
+ .cfi_endproc
+ .section __TEXT,__gcc_except_tab
+ .p2align 2
+GCC_except_table0:
+Lexception0:
+ .byte 255
+ .byte 155
+ .uleb128 Lttbase0-Lttbaseref0
+Lttbaseref0:
+ .byte 1
+ .uleb128 Lcst_end0-Lcst_begin0
+Lcst_begin0:
+ .uleb128 Lfunc_begin0-Lfunc_begin0
+ .uleb128 Ltmp0-Lfunc_begin0
+ .byte 0
+ .byte 0
+ .uleb128 Ltmp0-Lfunc_begin0
+ .uleb128 Ltmp1-Ltmp0
+ .uleb128 Ltmp2-Lfunc_begin0
+ .byte 1
+ .uleb128 Ltmp1-Lfunc_begin0
+ .uleb128 Lfunc_end0-Ltmp1
+ .byte 0
+ .byte 0
+Lcst_end0:
+ .byte 1
+
+ .byte 0
+ .p2align 2
+
+Ltmp3:
+ .long __ZTIi@GOT-Ltmp3
+Lttbase0:
+ .p2align 2
+
+.subsections_via_symbols