[llvm] r356133 - Revert r356129 due to greendragon bot failures

James Henderson via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 14 04:23:05 PDT 2019


Author: jhenderson
Date: Thu Mar 14 04:23:04 2019
New Revision: 356133

URL: http://llvm.org/viewvc/llvm-project?rev=356133&view=rev
Log:
Revert r356129 due to greendragon bot failures

Removed:
    llvm/trunk/test/tools/llvm-objcopy/ELF/remove-section-in-segment.test
Modified:
    llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all-gnu.test
    llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all.test
    llvm/trunk/test/tools/llvm-objcopy/ELF/strip-non-alloc.test
    llvm/trunk/test/tools/llvm-objcopy/ELF/strip-sections.test
    llvm/trunk/tools/llvm-objcopy/ELF/ELFObjcopy.cpp
    llvm/trunk/tools/llvm-objcopy/ObjcopyOpts.td
    llvm/trunk/tools/llvm-objcopy/StripOpts.td

Removed: llvm/trunk/test/tools/llvm-objcopy/ELF/remove-section-in-segment.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-objcopy/ELF/remove-section-in-segment.test?rev=356132&view=auto
==============================================================================
--- llvm/trunk/test/tools/llvm-objcopy/ELF/remove-section-in-segment.test (original)
+++ llvm/trunk/test/tools/llvm-objcopy/ELF/remove-section-in-segment.test (removed)
@@ -1,47 +0,0 @@
-# Show that --remove-section removes sections in segments.
-
-# RUN: yaml2obj %s -o %t
-
-# Validate the offsets for the later parts of the test.
-# RUN: llvm-objcopy %t %t.copy
-# Skip to the start of the sections, which should be immediately after the
-# program header table (i.e. sizeof(Elf64_Ehdr) + sizeof(Elf64_Phdr) == 120).
-# RUN: od %t.copy -t x1 -N 16 -j 120 | FileCheck %s --check-prefix=COPY
-
-# COPY: 11 22 33 44 55 66 77 88
-
-# RUN: llvm-objcopy --remove-section non_alloc %t %t.nonalloc
-# RUN: llvm-readelf --sections %t.nonalloc | FileCheck %s --check-prefix=NONALLOC-SHDRS
-# RUN: od %t.nonalloc -t x1 -N 16 -j 120 | FileCheck %s --check-prefix=NONALLOC-BYTES
-
-# NONALLOC-SHDRS-NOT: non_alloc
-# NONALLOC-BYTES: 11 22 33 44 00 00 00 00
-
-# RUN: llvm-objcopy --remove-section shf_alloc %t %t.alloc
-# RUN: llvm-readelf --sections %t.alloc | FileCheck %s --check-prefix=ALLOC-SHDRS
-# RUN: od %t.alloc -t x1 -N 16 -j 120 | FileCheck %s --check-prefix=ALLOC-BYTES
-
-# ALLOC-SHDRS-NOT: shf_alloc
-# ALLOC-BYTES: 00 00 00 00 55 66 77 88
-
---- !ELF
-FileHeader:
-  Class:   ELFCLASS64
-  Data:    ELFDATA2LSB
-  Type:    ET_EXEC
-  Machine: EM_X86_64
-Sections:
-  - Name:    shf_alloc
-    Type:    SHT_PROGBITS
-    Flags:   [SHF_ALLOC]
-    Content: '11223344'
-  - Name:    non_alloc
-    Type:    SHT_PROGBITS
-    Flags:   []
-    Content: '55667788'
-ProgramHeaders:
-  # Use an arbitrary segment type to show that the segment type is unimportant.
-  - Type: 0x61234567
-    Sections:
-      - Section: shf_alloc
-      - Section: non_alloc

Modified: llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all-gnu.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all-gnu.test?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all-gnu.test (original)
+++ llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all-gnu.test Thu Mar 14 04:23:04 2019
@@ -1,15 +1,10 @@
 # RUN: yaml2obj %s > %t
+# RUN: cp %t %t1
 # RUN: llvm-objcopy --strip-all-gnu %t %t2
 # RUN: llvm-strip --strip-all-gnu %t -o %t3
 # RUN: llvm-readobj --file-headers --sections %t2 | FileCheck %s
 # RUN: cmp %t2 %t3
 
-# Show that the debug section in a segment was removed, to match GNU.
-# First validate that the offset in use is correct.
-# RUN: llvm-objcopy %t %t4
-# RUN: od %t4 -t x1 -N 4 -j 120 | FileCheck %s --check-prefix=COPY-BYTES
-# RUN: od %t2 -t x1 -N 4 -j 120 | FileCheck %s --check-prefix=STRIP-BYTES
-
 !ELF
 FileHeader:
   Class:           ELFCLASS64
@@ -17,10 +12,6 @@ FileHeader:
   Type:            ET_REL
   Machine:         EM_X86_64
 Sections:
-  - Name:            .debug_in_segment
-    Type:            SHT_PROGBITS
-    Flags:           [ ]
-    Content:         "deadbeef"
   - Name:            .dynstr
     Type:            SHT_STRTAB
     Flags:           [ SHF_ALLOC ]
@@ -54,11 +45,6 @@ Sections:
   - Name:            .rela.text
     Type:            SHT_RELA
     Info:            .text
-ProgramHeaders:
-  # Use an arbitrary segment type to show that the segment type is unimportant.
-  - Type: 0x61234567
-    Sections:
-      - Section: .debug_in_segment
 
 # CHECK: SectionHeaderCount: 8
 
@@ -69,6 +55,3 @@ ProgramHeaders:
 # CHECK:      Name: .comment
 # CHECK:      Name: .random_section_name
 # CHECK:      Name: .shstrtab
-
-# COPY-BYTES:  de ad be ef
-# STRIP-BYTES: 00 00 00 00

Modified: llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all.test?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all.test (original)
+++ llvm/trunk/test/tools/llvm-objcopy/ELF/strip-all.test Thu Mar 14 04:23:04 2019
@@ -57,10 +57,6 @@ FileHeader:
   Type:            ET_REL
   Machine:         EM_X86_64
 Sections:
-  - Name:            non_alloc_in_segment
-    Type:            SHT_PROGBITS
-    Flags:           [ ]
-    Size:            4
   - Name:            .bss
     Type:            SHT_NOBITS
     Flags:           [ SHF_ALLOC ]
@@ -72,15 +68,9 @@ Sections:
     Flags:           [ ]
   - Name:            .gnu.warning.foo
     Type:            SHT_PROGBITS
-ProgramHeaders:
-  # Use an arbitrary segment type to show that the segment type is unimportant.
-  - Type: 0x61234567
-    Sections:
-      - Section: non_alloc_in_segment
 
-# CHECK: SectionHeaderCount: 6
+# CHECK: SectionHeaderCount: 5
 
-# CHECK: Name: non_alloc_in_segment
 # CHECK: Name: .bss
 # CHECK: Name: .text
 # CHECK: Name: .gnu.warning.foo

Modified: llvm/trunk/test/tools/llvm-objcopy/ELF/strip-non-alloc.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-objcopy/ELF/strip-non-alloc.test?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/test/tools/llvm-objcopy/ELF/strip-non-alloc.test (original)
+++ llvm/trunk/test/tools/llvm-objcopy/ELF/strip-non-alloc.test Thu Mar 14 04:23:04 2019
@@ -9,10 +9,6 @@ FileHeader:
   Type:            ET_REL
   Machine:         EM_X86_64
 Sections:
-  - Name:            non_alloc_in_segment
-    Type:            SHT_PROGBITS
-    Flags:           [ ]
-    Size:            4
   - Name:            .bss
     Type:            SHT_NOBITS
     Flags:           [ SHF_ALLOC ]
@@ -22,15 +18,9 @@ Sections:
   - Name:            .blarg
     Type:            SHT_PROGBITS
     Flags:           [ ]
-ProgramHeaders:
-  # Use an arbitrary segment type to show that the segment type is unimportant.
-  - Type: 0x61234567
-    Sections:
-      - Section: non_alloc_in_segment
 
-# CHECK: SectionHeaderCount: 5
+# CHECK: SectionHeaderCount: 4
 
-# CHECK: Name: non_alloc_in_segment
 # CHECK: Name: .bss
 # CHECK: Name: .text
 # CHECK: Name: .shstrtab

Modified: llvm/trunk/test/tools/llvm-objcopy/ELF/strip-sections.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-objcopy/ELF/strip-sections.test?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/test/tools/llvm-objcopy/ELF/strip-sections.test (original)
+++ llvm/trunk/test/tools/llvm-objcopy/ELF/strip-sections.test Thu Mar 14 04:23:04 2019
@@ -15,18 +15,13 @@ Sections:
     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
     AddressAlign:    0x0000000000001000
     Content:         "DEADBEEF"
-  - Name:            .non_alloc_in_segment
-    Type:            SHT_PROGBITS
-    Flags:           [ ]
-    Content:         "CAFEBABE"
 ProgramHeaders:
 - Type: PT_LOAD
   Flags: [ PF_X, PF_R ]
   Sections:
     - Section: .text
-    - Section: .non_alloc_in_segment
 
-#DATA: 0010000 de ad be ef ca fe ba be
+#DATA: 0010000 de ad be ef
 
 #CHECK: ElfHeader {
 #CHECK-NEXT:  Ident {
@@ -60,8 +55,8 @@ ProgramHeaders:
 #CHECK-NEXT:    Offset: 0x1000
 #CHECK-NEXT:    VirtualAddress: 0x0
 #CHECK-NEXT:    PhysicalAddress: 0x0
-#CHECK-NEXT:    FileSize: 8
-#CHECK-NEXT:    MemSize: 8
+#CHECK-NEXT:    FileSize: 4
+#CHECK-NEXT:    MemSize: 4
 #CHECK-NEXT:    Flags [ (0x5)
 #CHECK-NEXT:      PF_R (0x4)
 #CHECK-NEXT:      PF_X (0x1)

Modified: llvm/trunk/tools/llvm-objcopy/ELF/ELFObjcopy.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-objcopy/ELF/ELFObjcopy.cpp?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-objcopy/ELF/ELFObjcopy.cpp (original)
+++ llvm/trunk/tools/llvm-objcopy/ELF/ELFObjcopy.cpp Thu Mar 14 04:23:04 2019
@@ -403,7 +403,7 @@ static Error handleArgs(const CopyConfig
 
   if (Config.StripSections) {
     RemovePred = [RemovePred](const SectionBase &Sec) {
-      return RemovePred(Sec) || Sec.ParentSegment == nullptr;
+      return RemovePred(Sec) || (Sec.Flags & SHF_ALLOC) == 0;
     };
   }
 
@@ -419,7 +419,7 @@ static Error handleArgs(const CopyConfig
         return true;
       if (&Sec == Obj.SectionNames)
         return false;
-      return (Sec.Flags & SHF_ALLOC) == 0 && Sec.ParentSegment == nullptr;
+      return (Sec.Flags & SHF_ALLOC) == 0;
     };
 
   if (Config.StripAll)
@@ -430,8 +430,6 @@ static Error handleArgs(const CopyConfig
         return false;
       if (StringRef(Sec.Name).startswith(".gnu.warning"))
         return false;
-      if (Sec.ParentSegment != nullptr)
-        return false;
       return (Sec.Flags & SHF_ALLOC) == 0;
     };
 

Modified: llvm/trunk/tools/llvm-objcopy/ObjcopyOpts.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-objcopy/ObjcopyOpts.td?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-objcopy/ObjcopyOpts.td (original)
+++ llvm/trunk/tools/llvm-objcopy/ObjcopyOpts.td Thu Mar 14 04:23:04 2019
@@ -103,9 +103,10 @@ defm set_section_flags
          "rom, share, contents, merge, strings.">,
       MetaVarName<"section=flag1[,flag2,...]">;
 
-def strip_all : Flag<["-", "--"], "strip-all">,
-                HelpText<"Remove non-allocated sections outside segments. "
-                         ".gnu.warning* sections are not removed">;
+def strip_all
+    : Flag<["-", "--"], "strip-all">,
+      HelpText<
+          "Remove non-allocated sections other than .gnu.warning* sections">;
 def S : Flag<["-"], "S">, Alias<strip_all>;
 def strip_all_gnu : Flag<["-", "--"], "strip-all-gnu">,
                     HelpText<"Compatible with GNU objcopy's --strip-all">;
@@ -115,15 +116,13 @@ def g : Flag<["-"], "g">, Alias<strip_de
         HelpText<"Alias for --strip-debug">;
 def strip_dwo : Flag<["-", "--"], "strip-dwo">,
                 HelpText<"Remove all DWARF .dwo sections from file">;
-def strip_sections
-    : Flag<["-", "--"], "strip-sections">,
-      HelpText<"Remove all section headers and all sections not in segments">;
-def strip_non_alloc
-    : Flag<["-", "--"], "strip-non-alloc">,
-      HelpText<"Remove all non-allocated sections outside segments">;
+def strip_sections : Flag<["-", "--"], "strip-sections">,
+                     HelpText<"Remove all section headers">;
+def strip_non_alloc : Flag<["-", "--"], "strip-non-alloc">,
+                      HelpText<"Remove all non-allocated sections">;
 def strip_unneeded : Flag<["-", "--"], "strip-unneeded">,
                      HelpText<"Remove all symbols not needed by relocations">;
-defm strip_unneeded_symbol
+defm strip_unneeded_symbol 
     : Eq<"strip-unneeded-symbol",
          "Remove symbol <symbol> if it is not needed by relocations">,
       MetaVarName<"symbol">;

Modified: llvm/trunk/tools/llvm-objcopy/StripOpts.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-objcopy/StripOpts.td?rev=356133&r1=356132&r2=356133&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-objcopy/StripOpts.td (original)
+++ llvm/trunk/tools/llvm-objcopy/StripOpts.td Thu Mar 14 04:23:04 2019
@@ -31,9 +31,10 @@ def preserve_dates : Flag<["-", "--"], "
                      HelpText<"Preserve access and modification timestamps">;
 def p : Flag<["-"], "p">, Alias<preserve_dates>;
 
-def strip_all : Flag<["-", "--"], "strip-all">,
-                HelpText<"Remove non-allocated sections outside segments. "
-                         ".gnu.warning* sections are not removed">;
+def strip_all
+    : Flag<["-", "--"], "strip-all">,
+      HelpText<
+          "Remove non-allocated sections other than .gnu.warning* sections">;
 def s : Flag<["-"], "s">, Alias<strip_all>;
 
 def strip_all_gnu : Flag<["-", "--"], "strip-all-gnu">,




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