[Mips] Support SHT_MIPS_ABIFLAGS section type flag in the llvm-readobj,

obj2yaml and yaml2obj tools. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212908 91177308-0d34-0410-b5e6-96231b3b80d8
jcnm · Jul 13, 2014 · b2b56ed · b2b56ed
1 parent d74d9b3
commit b2b56ed
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Showing 16 changed files with 66 additions and 11 deletions.
diff --git a/lib/Object/ELFYAML.cpp b/lib/Object/ELFYAML.cpp
@@ -344,6 +344,7 @@ void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration(
   case ELF::EM_MIPS:
     ECase(SHT_MIPS_REGINFO)
     ECase(SHT_MIPS_OPTIONS)
+    ECase(SHT_MIPS_ABIFLAGS)
   default:
     // Nothing to do.
     break;

diff --git a/test/MC/Mips/mips32/abiflags.s b/test/MC/Mips/mips32/abiflags.s
@@ -11,7 +11,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/mips32r2/abiflags.s b/test/MC/Mips/mips32r2/abiflags.s
@@ -12,7 +12,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/mips64/abiflags.s b/test/MC/Mips/mips64/abiflags.s
@@ -11,7 +11,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/mips64r2/abiflags.s b/test/MC/Mips/mips64r2/abiflags.s
@@ -11,7 +11,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/mips_abi_flags_xx.s b/test/MC/Mips/mips_abi_flags_xx.s
@@ -11,7 +11,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/mips_abi_flags_xx_set.s b/test/MC/Mips/mips_abi_flags_xx_set.s
@@ -12,7 +12,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/msa/abiflags.s b/test/MC/Mips/msa/abiflags.s
@@ -12,7 +12,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/nooddspreg-cmdarg.s b/test/MC/Mips/nooddspreg-cmdarg.s
@@ -17,7 +17,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/nooddspreg.s b/test/MC/Mips/nooddspreg.s
@@ -17,7 +17,7 @@
 # CHECK-OBJ:  Section {
 # CHECK-OBJ:    Index: 5
 # CHECK-OBJ:    Name: .MIPS.abiflags (12)
-# CHECK-OBJ:    Type:  (0x7000002A)
+# CHECK-OBJ:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ:     Flags [ (0x2)
 # CHECK-OBJ:      SHF_ALLOC (0x2)
 # CHECK-OBJ:    ]

diff --git a/test/MC/Mips/oddspreg.s b/test/MC/Mips/oddspreg.s
@@ -25,7 +25,7 @@
 # CHECK-OBJ-ALL:  Section {
 # CHECK-OBJ-ALL:    Index: 5
 # CHECK-OBJ-ALL:    Name: .MIPS.abiflags ({{[0-9]+}})
-# CHECK-OBJ-ALL:    Type:  (0x7000002A)
+# CHECK-OBJ-ALL:    Type: SHT_MIPS_ABIFLAGS (0x7000002A)
 # CHECK-OBJ-ALL:     Flags [ (0x2)
 # CHECK-OBJ-ALL:      SHF_ALLOC (0x2)
 # CHECK-OBJ-ALL:    ]

diff --git a/test/Object/Inputs/trivial-object-test.elf-mipsel b/test/Object/Inputs/trivial-object-test.elf-mipsel
diff --git a/test/Object/obj2yaml.test b/test/Object/obj2yaml.test
@@ -191,6 +191,7 @@ COFF-X86-64-NEXT:     StorageClass: IMAGE_SYM_CLASS_STATIC
 ELF-MIPSEL:      FileHeader:
 ELF-MIPSEL-NEXT:   Class:           ELFCLASS32
 ELF-MIPSEL-NEXT:   Data:            ELFDATA2LSB
+ELF-MIPSEL-NEXT:   OSABI:           ELFOSABI_GNU
 ELF-MIPSEL-NEXT:   Type:            ET_REL
 ELF-MIPSEL-NEXT:   Machine:         EM_MIPS
 ELF-MIPSEL-NEXT:   Flags:           [ EF_MIPS_NOREORDER, EF_MIPS_PIC, EF_MIPS_CPIC, EF_MIPS_ABI_O32, EF_MIPS_ARCH_32 ]
@@ -206,7 +207,7 @@ ELF-MIPSEL-NEXT:     Link:            .symtab
 ELF-MIPSEL-NEXT:     AddressAlign:    0x0000000000000004
 ELF-MIPSEL-NEXT:     Info:            .text
 ELF-MIPSEL-NEXT:     Relocations:
-ELF-MIPSEL-NEXT:       - Offset:          0
+ELF-MIPSEL-NEXT:       - Offset:          0x0000000000000000
 ELF-MIPSEL-NEXT:         Symbol:          _gp_disp
 ELF-MIPSEL-NEXT:         Type:            R_MIPS_HI16
 ELF-MIPSEL-NEXT:         Addend:          0
@@ -239,6 +240,10 @@ ELF-MIPSEL-NEXT:   - Name:            .bss
 ELF-MIPSEL-NEXT:     Type:            SHT_NOBITS
 ELF-MIPSEL-NEXT:     Flags:           [ SHF_WRITE, SHF_ALLOC ]
 ELF-MIPSEL-NEXT:     AddressAlign:    0x0000000000000004
+ELF-MIPSEL-NEXT:     Content:         48656C6C
+ELF-MIPSEL-NEXT:   - Name:            .mdebug.abi32
+ELF-MIPSEL-NEXT:     Type:            SHT_PROGBITS
+ELF-MIPSEL-NEXT:     AddressAlign:    0x0000000000000001
 ELF-MIPSEL-NEXT:     Content:         ''
 ELF-MIPSEL-NEXT:   - Name:            .rodata.str1.1
 ELF-MIPSEL-NEXT:     Type:            SHT_PROGBITS
@@ -250,6 +255,11 @@ ELF-MIPSEL-NEXT:     Type:            SHT_MIPS_REGINFO
 ELF-MIPSEL-NEXT:     Flags:           [ SHF_ALLOC ]
 ELF-MIPSEL-NEXT:     AddressAlign:    0x0000000000000001
 ELF-MIPSEL-NEXT:     Content:         '000000000000000000000000000000000000000000000000'
+ELF-MIPSEL-NEXT:   - Name:            .MIPS.abiflags
+ELF-MIPSEL-NEXT:     Type:            SHT_MIPS_ABIFLAGS
+ELF-MIPSEL-NEXT:     Flags:           [ SHF_ALLOC ]
+ELF-MIPSEL-NEXT:     AddressAlign:    0x0000000000000008
+ELF-MIPSEL-NEXT:     Content:         '000020010101000100000000000000000100000000000000'
 ELF-MIPSEL-NEXT: Symbols:
 ELF-MIPSEL-NEXT:   Local:
 ELF-MIPSEL-NEXT:     - Name:            trivial.ll
@@ -267,17 +277,27 @@ ELF-MIPSEL-NEXT:       Section:         .data
 ELF-MIPSEL-NEXT:     - Name:            .bss
 ELF-MIPSEL-NEXT:       Type:            STT_SECTION
 ELF-MIPSEL-NEXT:       Section:         .bss
+ELF-MIPSEL-NEXT:     - Name:            .mdebug.abi32
+ELF-MIPSEL-NEXT:       Type:            STT_SECTION
+ELF-MIPSEL-NEXT:       Section:         .mdebug.abi32
 ELF-MIPSEL-NEXT:     - Name:            .rodata.str1.1
 ELF-MIPSEL-NEXT:       Type:            STT_SECTION
 ELF-MIPSEL-NEXT:       Section:         .rodata.str1.1
 ELF-MIPSEL-NEXT:     - Name:            .reginfo
 ELF-MIPSEL-NEXT:       Type:            STT_SECTION
 ELF-MIPSEL-NEXT:       Section:         .reginfo
+ELF-MIPSEL-NEXT:     - Name:            .MIPS.abiflags
+ELF-MIPSEL-NEXT:       Type:            STT_SECTION
+ELF-MIPSEL-NEXT:       Section:         .MIPS.abiflags
 ELF-MIPSEL-NEXT:   Global:
 ELF-MIPSEL-NEXT:     - Name:            main
 ELF-MIPSEL-NEXT:       Type:            STT_FUNC
 ELF-MIPSEL-NEXT:       Section:         .text
 ELF-MIPSEL-NEXT:       Size:            0x000000000000004C
+ELF-MIPSEL-NEXT:     - Name:            var
+ELF-MIPSEL-NEXT:       Type:            STT_OBJECT
+ELF-MIPSEL-NEXT:       Section:         .bss
+ELF-MIPSEL-NEXT:       Size:            0x0000000000000004
 ELF-MIPSEL-NEXT:     - Name:            SomeOtherFunction
 ELF-MIPSEL-NEXT:     - Name:            _gp_disp
 ELF-MIPSEL-NEXT:     - Name:            puts

diff --git a/test/tools/llvm-readobj/Inputs/trivial.obj.elf-mipsel b/test/tools/llvm-readobj/Inputs/trivial.obj.elf-mipsel
diff --git a/test/tools/llvm-readobj/sections.test b/test/tools/llvm-readobj/sections.test
@@ -2,6 +2,8 @@ RUN: llvm-readobj -s %p/Inputs/trivial.obj.coff-i386 \
 RUN:   | FileCheck %s -check-prefix COFF
 RUN: llvm-readobj -s %p/Inputs/trivial.obj.elf-i386 \
 RUN:   | FileCheck %s -check-prefix ELF
+RUN: llvm-readobj -s %p/Inputs/trivial.obj.elf-mipsel \
+RUN:   | FileCheck %s -check-prefix ELF-MIPSEL
 RUN: llvm-readobj -s %p/Inputs/trivial.obj.macho-i386 \
 RUN:   | FileCheck %s -check-prefix MACHO-I386
 RUN: llvm-readobj -s %p/Inputs/trivial.obj.macho-x86-64 \
@@ -84,6 +86,37 @@ ELF-NEXT:     AddressAlignment: 16
 ELF-NEXT:     EntrySize: 0
 ELF-NEXT:   }
 
+ELF-MIPSEL:      Section {
+ELF-MIPSEL:        Index: 4
+ELF-MIPSEL-NEXT:   Name: .reginfo (27)
+ELF-MIPSEL-NEXT:   Type: SHT_MIPS_REGINFO (0x70000006)
+ELF-MIPSEL-NEXT:   Flags [ (0x2)
+ELF-MIPSEL-NEXT:     SHF_ALLOC (0x2)
+ELF-MIPSEL-NEXT:   ]
+ELF-MIPSEL-NEXT:   Address: 0x0
+ELF-MIPSEL-NEXT:   Offset: 0x34
+ELF-MIPSEL-NEXT:   Size: 24
+ELF-MIPSEL-NEXT:   Link: 0
+ELF-MIPSEL-NEXT:   Info: 0
+ELF-MIPSEL-NEXT:   AddressAlignment: 1
+ELF-MIPSEL-NEXT:   EntrySize: 0
+ELF-MIPSEL-NEXT: }
+ELF-MIPSEL-NEXT: Section {
+ELF-MIPSEL-NEXT:   Index: 5
+ELF-MIPSEL-NEXT:   Name: .MIPS.abiflags (12)
+ELF-MIPSEL-NEXT:   Type: SHT_MIPS_ABIFLAGS (0x7000002A)
+ELF-MIPSEL-NEXT:   Flags [ (0x2)
+ELF-MIPSEL-NEXT:     SHF_ALLOC (0x2)
+ELF-MIPSEL-NEXT:   ]
+ELF-MIPSEL-NEXT:   Address: 0x0
+ELF-MIPSEL-NEXT:   Offset: 0x50
+ELF-MIPSEL-NEXT:   Size: 24
+ELF-MIPSEL-NEXT:   Link: 0
+ELF-MIPSEL-NEXT:   Info: 0
+ELF-MIPSEL-NEXT:   AddressAlignment: 8
+ELF-MIPSEL-NEXT:   EntrySize: 0
+ELF-MIPSEL-NEXT: }
+
 MACHO-I386:      Sections [
 MACHO-I386-NEXT:   Section {
 MACHO-I386-NEXT:     Index: 0

diff --git a/tools/llvm-readobj/ELFDumper.cpp b/tools/llvm-readobj/ELFDumper.cpp
@@ -407,6 +407,7 @@ static const char *getElfSectionType(unsigned Arch, unsigned Type) {
     switch (Type) {
     LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_REGINFO);
     LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_OPTIONS);
+    LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_ABIFLAGS);
     }
   }