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Code Issues Releases Wiki Activity

Make upx build with gcc-2.95 again.

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This commit is contained in:
Markus F.X.J. Oberhumer 2006-11-18 14:37:22 +01:00
parent cd0efe3edb
commit 9eca502026
5 changed files with 54 additions and 24 deletions
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1
src/conf.h
View File

@ -470,6 +470,7 @@ struct upx_callback_t
template <class T, T default_value, T min_value, T max_value>
struct OptVar
{
typedef T Type;
static const T default_value_c = default_value;
static const T min_value_c = min_value;
static const T max_value_c = max_value;

31
src/linker.cpp
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@ -695,6 +695,37 @@ void ElfLinkerM68k::relocate1(const Relocation *rel, upx_byte *location,
}
void ElfLinkerMipsLE::relocate1(const Relocation *rel, upx_byte *location,
unsigned value, const char *type)
{
#define MIPS_HI(a) (((a) >> 16) + (((a) & 0x8000) >> 15))
#define MIPS_LO(a) ((a) & 0xffff)
#define MIPS_PC16(a) ((a) >> 2)
#define MIPS_PC26(a) (((a) & 0x0fffffff) >> 2)
if (strcmp(type, "R_MIPS_HI16") == 0)
set_le16(location, get_le16(location) + MIPS_HI(value));
else if (strcmp(type, "R_MIPS_LO16") == 0)
set_le16(location, get_le16(location) + MIPS_LO(value));
else if (strcmp(type, "R_MIPS_PC16") == 0)
{
value -= rel->section->offset + rel->offset;
set_le16(location, get_le16(location) + MIPS_PC16(value));
}
else if (strcmp(type, "R_MIPS_26") == 0)
set_le32(location, get_le32(location) + MIPS_PC26(value));
else if (strcmp(type, "R_MIPS_32") == 0)
set_le32(location, get_le32(location) + value);
else
super::relocate1(rel, location, value, type);
#undef MIPS_HI
#undef MIPS_LO
#undef MIPS_PC16
#undef MIPS_PC26
}
void ElfLinkerPpc32::relocate1(const Relocation *rel, upx_byte *location,
unsigned value, const char *type)
{

9
src/linker.h
View File

@ -180,6 +180,15 @@ protected:
};
class ElfLinkerMipsLE : public ElfLinker
{
typedef ElfLinker super;
protected:
virtual void relocate1(const Relocation *, upx_byte *location,
unsigned value, const char *type);
};
class ElfLinkerPpc32 : public ElfLinker
{
typedef ElfLinker super;

12
src/main.cpp
View File

@ -442,6 +442,7 @@ done:
return r;
}
#if 1 && (ACC_CC_GNUC >= 0x030300)
template <class T, T default_value, T min_value, T max_value>
int getoptvar(OptVar<T,default_value,min_value,max_value> *var, const char *arg_fatal)
{
@ -451,6 +452,17 @@ int getoptvar(OptVar<T,default_value,min_value,max_value> *var, const char *arg_
*var = v;
return r;
}
#else
template <class T>
int getoptvar(T *var, const char *arg_fatal)
{
typename T::Type v = T::default_value_c;
int r = getoptvar(&v, T::min_value_c, T::max_value_c, arg_fatal);
if (r == 0)
*var = v;
return r;
}
#endif
static int do_option(int optc, const char *arg)

25
src/p_ps1.cpp
View File

@ -61,6 +61,7 @@ static const
#define MIPS_PC16(a) ((a) >> 2)
#define MIPS_PC26(a) (((a) & 0x0fffffff) >> 2)
/*************************************************************************
// ps1 exe looks like this:
// 1. <header> 2048 bytes
@ -110,30 +111,6 @@ const int *PackPs1::getFilters() const
Linker* PackPs1::newLinker() const
{
class ElfLinkerMipsLE : public ElfLinker
{
typedef ElfLinker super;
virtual void relocate1(const Relocation *rel, upx_byte *location,
unsigned value, const char *type)
{
if (strcmp(type, "R_MIPS_HI16") == 0)
set_le16(location, get_le16(location) + MIPS_HI(value));
else if (strcmp(type, "R_MIPS_LO16") == 0)
set_le16(location, get_le16(location) + MIPS_LO(value));
else if (strcmp(type, "R_MIPS_PC16") == 0)
{
value -= rel->section->offset + rel->offset;
set_le16(location, get_le16(location) + MIPS_PC16(value));
}
else if (strcmp(type, "R_MIPS_26") == 0)
set_le32(location, get_le32(location) + MIPS_PC26(value));
else if (strcmp(type, "R_MIPS_32") == 0)
set_le32(location, get_le32(location) + value);
else
super::relocate1(rel, location, value, type);
}
};
return new ElfLinkerMipsLE;
}