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enable Linux PowerPC build

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This commit is contained in:
Joel Dice
2011-02-26 12:45:22 -07:00
parent 944e223335
commit 9e1ee7e974
10 changed files with 206 additions and 78 deletions
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16
src/binaryToObject/elf.cpp
View File

@ -35,6 +35,7 @@
#define EV_CURRENT 1
#define ELFDATA2LSB 1
#define ELFDATA2MSB 2
#define ELFOSABI_SYSV 0
@ -43,6 +44,7 @@
#define EM_386 3
#define EM_X86_64 62
#define EM_ARM 40
#define EM_PPC 20
#define SHT_PROGBITS 1
#define SHT_SYMTAB 2
@ -77,7 +79,6 @@
# error
#endif
#define Data ELFDATA2LSB
#define OSABI ELFOSABI_SYSV
namespace {
@ -178,7 +179,7 @@ void
writeObject(const uint8_t* data, unsigned size, FILE* out,
const char* startName, const char* endName,
const char* sectionName, unsigned sectionFlags,
unsigned alignment, int machine)
unsigned alignment, int machine, int encoding)
{
const unsigned sectionCount = 5;
const unsigned symbolCount = 2;
@ -222,7 +223,7 @@ writeObject(const uint8_t* data, unsigned size, FILE* out,
fileHeader.e_ident[EI_MAG2] = ELFMAG2;
fileHeader.e_ident[EI_MAG3] = ELFMAG3;
fileHeader.e_ident[EI_CLASS] = Class;
fileHeader.e_ident[EI_DATA] = Data;
fileHeader.e_ident[EI_DATA] = encoding;
fileHeader.e_ident[EI_VERSION] = EV_CURRENT;
fileHeader.e_ident[EI_OSABI] = OSABI;
fileHeader.e_ident[EI_ABIVERSION] = 0;
@ -349,12 +350,19 @@ MAKE_NAME(writeElf, BITS_PER_WORD, Object)
bool writable, bool executable)
{
int machine;
int encoding;
if (strcmp(architecture, "x86_64") == 0) {
machine = EM_X86_64;
encoding = ELFDATA2LSB;
} else if (strcmp(architecture, "i386") == 0) {
machine = EM_386;
encoding = ELFDATA2LSB;
} else if (strcmp(architecture, "arm") == 0) {
machine = EM_ARM;
encoding = ELFDATA2LSB;
} else if (strcmp(architecture, "powerpc") == 0) {
machine = EM_PPC;
encoding = ELFDATA2MSB;
} else {
fprintf(stderr, "unsupported architecture: %s\n", architecture);
return false;
@ -376,7 +384,7 @@ MAKE_NAME(writeElf, BITS_PER_WORD, Object)
}
writeObject(data, size, out, startName, endName, sectionName, sectionFlags,
alignment, machine);
alignment, machine, encoding);
return true;
}

6
src/binaryToObject/main.cpp
View File

@ -73,8 +73,10 @@ writeObject(uint8_t* data, unsigned size, FILE* out, const char* startName,
success = writeElf64Object
(data, size, out, startName, endName, architecture, alignment,
writable, executable);
} else if (strcmp("i386", architecture) == 0 ||
strcmp("arm", architecture) == 0) {
} else if (strcmp("i386", architecture) == 0
or strcmp("arm", architecture) == 0
or strcmp("powerpc", architecture) == 0)
{
found = true;
success = writeElf32Object
(data, size, out, startName, endName, architecture, alignment,