summaryrefslogtreecommitdiff
path: root/test/mach-o/do-not-emit-unwind-fde-arm64.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'test/mach-o/do-not-emit-unwind-fde-arm64.yaml')
-rw-r--r--test/mach-o/do-not-emit-unwind-fde-arm64.yaml208
1 files changed, 208 insertions, 0 deletions
diff --git a/test/mach-o/do-not-emit-unwind-fde-arm64.yaml b/test/mach-o/do-not-emit-unwind-fde-arm64.yaml
new file mode 100644
index 000000000000..d306419bc5f9
--- /dev/null
+++ b/test/mach-o/do-not-emit-unwind-fde-arm64.yaml
@@ -0,0 +1,208 @@
+# RUN: lld -flavor darwin -arch arm64 -r -print_atoms %s -o %t | FileCheck %s
+# RUN: lld -flavor darwin -arch arm64 -r -print_atoms %t -o %t2 | FileCheck %s
+# RUN: llvm-objdump -r -s -section="__eh_frame" -macho %t | FileCheck -check-prefix=CODE %s
+# RUN: llvm-objdump -r -s -section="__eh_frame" -macho %t2 | FileCheck -check-prefix=CODE %s
+
+
+--- !mach-o
+arch: arm64
+file-type: MH_OBJECT
+flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ]
+compat-version: 0.0
+current-version: 0.0
+has-UUID: false
+OS: unknown
+sections:
+ - segment: __TEXT
+ section: __text
+ type: S_REGULAR
+ attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
+ alignment: 4
+ address: 0x0000000000000000
+ content: [ 0xFD, 0x7B, 0xBF, 0xA9, 0xFD, 0x03, 0x00, 0x91,
+ 0x00, 0x00, 0x00, 0x90, 0x00, 0x00, 0x00, 0x91,
+ 0x00, 0x00, 0x00, 0x94, 0x00, 0x00, 0x80, 0x52,
+ 0xFD, 0x7B, 0xC1, 0xA8, 0xC0, 0x03, 0x5F, 0xD6 ]
+ relocations:
+ - offset: 0x00000010
+ type: ARM64_RELOC_BRANCH26
+ length: 2
+ pc-rel: true
+ extern: true
+ symbol: 9
+ - offset: 0x0000000C
+ type: ARM64_RELOC_PAGEOFF12
+ length: 2
+ pc-rel: false
+ extern: true
+ symbol: 1
+ - offset: 0x00000008
+ type: ARM64_RELOC_PAGE21
+ length: 2
+ pc-rel: true
+ extern: true
+ symbol: 1
+ - segment: __TEXT
+ section: __cstring
+ type: S_CSTRING_LITERALS
+ attributes: [ ]
+ address: 0x0000000000000020
+ content: [ 0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, 0x77, 0x6F,
+ 0x72, 0x6C, 0x64, 0x00 ]
+ - segment: __LD
+ section: __compact_unwind
+ type: S_REGULAR
+ attributes: [ ]
+ alignment: 8
+ address: 0x0000000000000030
+ content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
+ relocations:
+ - offset: 0x00000000
+ type: ARM64_RELOC_UNSIGNED
+ length: 3
+ pc-rel: false
+ extern: false
+ symbol: 1
+ - segment: __TEXT
+ section: __eh_frame
+ type: S_COALESCED
+ attributes: [ ]
+ alignment: 8
+ address: 0x0000000000000050
+ content: [ 0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x01, 0x7A, 0x50, 0x4C, 0x52, 0x00, 0x01, 0x78,
+ 0x1E, 0x0B, 0x00, 0xED, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0x00, 0x10, 0x0C, 0x1F, 0x00,
+ 0x24, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00,
+ 0x88, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x17, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x48, 0x0E, 0x10, 0x9E, 0x01, 0x9D, 0x02 ]
+ - segment: __TEXT
+ section: __gcc_except_tab
+ type: S_REGULAR
+ attributes: [ ]
+ address: 0x00000000000000A0
+ content: [ 0x00, 0x00, 0x00, 0x00 ]
+local-symbols:
+ - name: ltmp0
+ type: N_SECT
+ sect: 1
+ value: 0x0000000000000000
+ - name: L_str
+ type: N_SECT
+ sect: 2
+ value: 0x0000000000000020
+ - name: ltmp1
+ type: N_SECT
+ sect: 2
+ value: 0x0000000000000020
+ - name: ltmp2
+ type: N_SECT
+ sect: 3
+ value: 0x0000000000000030
+ - name: ltmp3
+ type: N_SECT
+ sect: 4
+ value: 0x0000000000000050
+ - name: ltmp4
+ type: N_SECT
+ sect: 4
+ value: 0x0000000000000070
+global-symbols:
+ - name: __Z3fooi
+ type: N_SECT
+ scope: [ N_EXT ]
+ sect: 1
+ value: 0x0000000000000000
+undefined-symbols:
+ - name: __gxx_personality_v0
+ type: N_UNDF
+ scope: [ N_EXT ]
+ value: 0x0000000000000000
+ - name: _bar
+ type: N_UNDF
+ scope: [ N_EXT ]
+ value: 0x0000000000000000
+ - name: _puts
+ type: N_UNDF
+ scope: [ N_EXT ]
+ value: 0x0000000000000000
+page-size: 0x00000000
+
+# CHECK: defined-atoms:
+# CHECK: - ref-name: L{{[0-9]*}}
+# CHECK: scope: hidden
+# CHECK: type: c-string
+# CHECK: content: [ 48, 65, 6C, 6C, 6F, 20, 77, 6F, 72, 6C, 64, 00 ]
+# CHECK: merge: by-content
+# CHECK: - ref-name: L{{[0-9]*}}
+# CHECK: type: unwind-cfi
+# CHECK: content: [ 1C, 00, 00, 00, 00, 00, 00, 00, 01, 7A, 50, 4C,
+# CHECK: 52, 00, 01, 78, 1E, 0B, 00, ED, FF, FF, FF, FF,
+# CHECK: FF, FF, FF, 00, 10, 0C, 1F, 00 ]
+# CHECK: - type: unwind-cfi
+# CHECK: content: [ 24, 00, 00, 00, 24, 00, 00, 00, {{..}}, {{..}}, {{..}}, {{..}},
+# CHECK: {{..}}, {{..}}, {{..}}, {{..}}, 20, 00, 00, 00, 00, 00, 00, 00,
+# CHECK: 08, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, 48, 0E, 10,
+# CHECK: 9E, 01, 9D, 02 ]
+# CHECK: references:
+# CHECK: - kind: negDelta32
+# CHECK: offset: 4
+# CHECK: target: L{{[0-9]*}}
+# CHECK: - kind: unwindFDEToFunction
+# CHECK: offset: 8
+# CHECK: target: __Z3fooi
+# CHECK: - kind: unwindFDEToFunction
+# CHECK: offset: 25
+# CHECK: target: L{{[0-9]*}}
+# CHECK: - ref-name: L{{[0-9]*}}
+# CHECK: type: unwind-lsda
+# CHECK: content: [ 00, 00, 00, 00 ]
+# CHECK: - type: compact-unwind
+# CHECK: content: [ 00, 00, 00, 00, 00, 00, 00, 00, 20, 00, 00, 00,
+# CHECK: 00, 00, 00, 03, 00, 00, 00, 00, 00, 00, 00, 00,
+# CHECK: 00, 00, 00, 00, 00, 00, 00, 00 ]
+# CHECK: alignment: 8
+# CHECK: references:
+# CHECK: - kind: pointer64
+# CHECK: offset: 0
+# CHECK: target: __Z3fooi
+# CHECK: - name: __Z3fooi
+# CHECK: scope: global
+# CHECK: content: [ FD, 7B, BF, A9, FD, 03, 00, 91, 00, 00, 00, 90,
+# CHECK: 00, 00, 00, 91, 00, 00, 00, 94, 00, 00, 80, 52,
+# CHECK: FD, 7B, C1, A8, C0, 03, 5F, D6 ]
+# CHECK: alignment: 4
+# CHECK: references:
+# CHECK: - kind: page21
+# CHECK: offset: 8
+# CHECK: target: L{{[0-9]*}}
+# CHECK: - kind: offset12
+# CHECK: offset: 12
+# CHECK: target: L{{[0-9]*}}
+# CHECK: - kind: branch26
+# CHECK: offset: 16
+# CHECK: target: _puts
+
+# Make sure we don't have any relocations in the __eh_frame section
+# CODE-NOT: RELOCATION RECORDS FOR [__eh_frame]
+
+# Also make sure the reloc for the FDE->function is the correct offset
+# It should be the offset from the fixup location back to the address
+# of the function we are referencing
+# CODE: Contents of section __eh_frame:
+# This is the CIE:
+# CODE-NEXT: {{[0-9abcdef]*}} 1c000000 00000000 017a504c 52000178
+# CODE-NEXT: {{[0-9abcdef]*}} 1e0b00ed ffffffff ffffff00 100c1f00
+# This is the FDE:
+# CODE-NEXT: {{[0-9abcdef]*}} 24000000 24000000 a8ffffff ffffffff
+# This is the important offset for FDE->func ^~~~~~~~ ~~~~~~~~
+
+# CODE-NEXT: {{[0-9abcdef]*}} 20000000 00000000 08c3ffff ffffffff
+# And this is the offset for FDE->lsda ^~~~~~~~ ~~~~~~
+# CODE-NEXT: {{[0-9abcdef]*}} ff480e10 9e019d02
+# And this byte ^~
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-16 06:29:44 +0000