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Add support to dsymutil for dumping out new swift5 reflection sections

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This change adds support for dsymutil to be able to dump out the new swift5 reflection sections called swift5_proto and swift5_protos. The test is also updated to check for this.

Differential Revision: https://reviews.llvm.org/D119310
This commit is contained in:
Shubham Sandeep Rastogi 2022-02-08 21:26:40 -08:00
parent 98504fbb3d
commit a18d06a0f8
3 changed files with 45 additions and 11 deletions
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4
llvm/include/llvm/BinaryFormat/Swift.def
View File

@ -24,3 +24,7 @@ HANDLE_SWIFT_SECTION(builtin, "__swift5_builtin", "swift5_builtin", ".sw5bltn")
HANDLE_SWIFT_SECTION(capture, "__swift5_capture", "swift5_capture", ".sw5cptr")
HANDLE_SWIFT_SECTION(typeref, "__swift5_typeref", "swift5_typeref", ".sw5tyrf")
HANDLE_SWIFT_SECTION(reflstr, "__swift5_reflstr", "swift5_reflstr", ".sw5rfst")
HANDLE_SWIFT_SECTION(conform, "__swift5_proto", "swift5_protocol_confromances",
".sw5prtc$B")
HANDLE_SWIFT_SECTION(protocs, "__swift5_protos", "swift5_protocols",
".sw5prt$B")

46
llvm/test/tools/dsymutil/Inputs/reflection_metadata.yaml
View File

@ -16,12 +16,12 @@ FileHeader:
cpusubtype: 0x3
filetype: 0x1
ncmds: 8
sizeofcmds: 2800
sizeofcmds: 2960
flags: 0x2000
reserved: 0x0
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 2552
cmdsize: 2712
segname: ''
vmaddr: 0
vmsize: 21352
@ -29,14 +29,14 @@ LoadCommands:
filesize: 20967
maxprot: 7
initprot: 7
nsects: 31
nsects: 33
flags: 0
Sections:
- sectname: __text
segname: __TEXT
addr: 0x0
size: 4571
offset: 0xB10
offset: 0xBB0
align: 4
reloff: 0x5CF8
nreloc: 74
@ -56,7 +56,7 @@ LoadCommands:
segname: __TEXT
addr: 0x11DC
size: 117
offset: 0x1CEC
offset: 0x1D8C
align: 1
reloff: 0x5F48
nreloc: 22
@ -77,7 +77,7 @@ LoadCommands:
segname: __TEXT
addr: 0x1254
size: 24
offset: 0x1D64
offset: 0x1E04
align: 2
reloff: 0x5FF8
nreloc: 6
@ -98,7 +98,7 @@ LoadCommands:
segname: __TEXT
addr: 0x17D8
size: 37
offset: 0x22E8
offset: 0x2388
align: 0
reloff: 0x0
nreloc: 0
@ -110,7 +110,7 @@ LoadCommands:
segname: __TEXT
addr: 0x1800
size: 24
offset: 0x2310
offset: 0x23B0
align: 2
reloff: 0x6530
nreloc: 8
@ -131,7 +131,7 @@ LoadCommands:
segname: __TEXT
addr: 0x1818
size: 260
offset: 0x2328
offset: 0x23C8
align: 2
reloff: 0x6570
nreloc: 60
@ -152,7 +152,7 @@ LoadCommands:
segname: __TEXT
addr: 0x1AC8
size: 20
offset: 0x25D8
offset: 0x2678
align: 2
reloff: 0x67F8
nreloc: 2
@ -169,11 +169,35 @@ LoadCommands:
type: 5
scattered: false
value: 0
- sectname: __swift5_proto
segname: __TEXT
addr: 0x1AEC
size: 10
offset: 0x269C
align: 2
reloff: 0x0
nreloc: 0
flags: 0x10000000
reserved1: 0x0
reserved2: 0x0
content: 41424344454647484950
- sectname: __swift5_protos
segname: __TEXT
addr: 0x1AF8
size: 10
offset: 0x26C0
align: 2
reloff: 0x0
nreloc: 0
flags: 0x10000000
reserved1: 0x0
reserved2: 0x0
content: 51525354555657585960
- sectname: __bss
segname: __DATA
addr: 0x3372
size: 2084
offset: 0x50B0
offset: 0x5150
align: 3
reloff: 0x0
nreloc: 0

6
llvm/test/tools/dsymutil/X86/reflection-dump.test
View File

@ -42,3 +42,9 @@ CHECK-NEXT: 10000e23c f0ffffff ecffffff ........
CHECK: Contents of section __DWARF,__swift5_builtin:
CHECK-NEXT: 10000e244 00000000 09000000 08000100 10000000 ................
CHECK-NEXT: 10000e254 fe000000 ....
CHECK: Contents of section __DWARF,__swift5_proto:
CHECK-NEXT: 10000e258 41424344 45464748 4950 ABCDEFGHIP
CHECK: Contents of section __DWARF,__swift5_protos:
CHECK-NEXT: 10000e264 51525354 55565758 5960 QRSTUVWXY`