The-Homebrew-Cloud/mini
2
0
Fork 0
mirror of https://github.com/fail0verflow/mini.git synced 2024-06-23 03:26:08 +02:00
Code Issues Packages Projects Releases Wiki Activity

simplify utils.h a bit

Browse Source 
l and r are equal in arm mode
This commit is contained in:
Sven Peter 2009-05-11 18:40:20 +02:00 committed by bushing
parent b797351848
commit edef2f3f8e
1 changed files with 0 additions and 69 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

69
utils.h
View File

@ -14,21 +14,13 @@ Copyright (C) 2008, 2009 Hector Martin "marcan" <marcan@marcansoft.com>
static inline u32 read32(u32 addr)
{
u32 data;
#ifdef __THUMBEB__
__asm__ volatile ("ldr\t%0, [%1]" : "=l" (data) : "l" (addr));
#else
__asm__ volatile ("ldr\t%0, [%1]" : "=r" (data) : "r" (addr));
#endif
return data;
}
static inline void write32(u32 addr, u32 data)
{
#ifdef __THUMBEB__
__asm__ volatile ("str\t%0, [%1]" : : "l" (data), "l" (addr));
#else
__asm__ volatile ("str\t%0, [%1]" : : "r" (data), "r" (addr));
#endif
}
static inline u32 set32(u32 addr, u32 set)
@ -38,13 +30,8 @@ static inline u32 set32(u32 addr, u32 set)
"ldr\t%0, [%1]\n"
"\torr\t%0, %2\n"
"\tstr\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (set)
#else
: "=&r" (data)
: "r" (addr), "r" (set)
#endif
);
return data;
}
@ -56,13 +43,8 @@ static inline u32 clear32(u32 addr, u32 clear)
"ldr\t%0, [%1]\n"
"\tbic\t%0, %2\n"
"\tstr\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (clear)
#else
: "=&r" (data)
: "r" (addr), "r" (clear)
#endif
);
return data;
}
@ -76,13 +58,8 @@ static inline u32 mask32(u32 addr, u32 clear, u32 set)
"\tbic\t%0, %3\n"
"\torr\t%0, %2\n"
"\tstr\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (set), "l" (clear)
#else
: "=&r" (data)
: "r" (addr), "r" (set), "r" (clear)
#endif
);
return data;
}
@ -90,21 +67,13 @@ static inline u32 mask32(u32 addr, u32 clear, u32 set)
static inline u16 read16(u32 addr)
{
u32 data;
#ifdef __THUMBEB__
__asm__ volatile ("ldrh\t%0, [%1]" : "=l" (data) : "l" (addr));
#else
__asm__ volatile ("ldrh\t%0, [%1]" : "=r" (data) : "r" (addr));
#endif
return data;
}
static inline void write16(u32 addr, u16 data)
{
#ifdef __THUMBEB__
__asm__ volatile ("strh\t%0, [%1]" : : "l" (data), "l" (addr));
#else
__asm__ volatile ("strh\t%0, [%1]" : : "r" (data), "r" (addr));
#endif
}
static inline u16 set16(u32 addr, u16 set)
@ -114,13 +83,8 @@ static inline u16 set16(u32 addr, u16 set)
"ldrh\t%0, [%1]\n"
"\torr\t%0, %2\n"
"\tstrh\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (set)
#else
: "=&r" (data)
: "r" (addr), "r" (set)
#endif
);
return data;
@ -133,13 +97,8 @@ static inline u16 clear16(u32 addr, u16 clear)
"ldrh\t%0, [%1]\n"
"\tbic\t%0, %2\n"
"\tstrh\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (clear)
#else
: "=&r" (data)
: "r" (addr), "r" (clear)
#endif
);
return data;
}
@ -153,13 +112,8 @@ static inline u16 mask16(u32 addr, u16 clear, u16 set)
"\tbic\t%0, %3\n"
"\torr\t%0, %2\n"
"\tstrh\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (set), "l" (clear)
#else
: "=&r" (data)
: "r" (addr), "r" (set), "r" (clear)
#endif
);
return data;
}
@ -167,21 +121,13 @@ static inline u16 mask16(u32 addr, u16 clear, u16 set)
static inline u8 read8(u32 addr)
{
u32 data;
#ifdef __THUMBEB__
__asm__ volatile ("ldrb\t%0, [%1]" : "=l" (data) : "l" (addr));
#else
__asm__ volatile ("ldrb\t%0, [%1]" : "=r" (data) : "r" (addr));
#endif
return data;
}
static inline void write8(u32 addr, u8 data)
{
#ifdef __THUMBEB__
__asm__ volatile ("strb\t%0, [%1]" : : "l" (data), "l" (addr));
#else
__asm__ volatile ("strb\t%0, [%1]" : : "r" (data), "r" (addr));
#endif
}
static inline u8 set8(u32 addr, u8 set)
@ -191,13 +137,8 @@ static inline u8 set8(u32 addr, u8 set)
"ldrb\t%0, [%1]\n"
"\torr\t%0, %2\n"
"\tstrb\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (set)
#else
: "=&r" (data)
: "r" (addr), "r" (set)
#endif
);
return data;
}
@ -209,13 +150,8 @@ static inline u8 clear8(u32 addr, u8 clear)
"ldrb\t%0, [%1]\n"
"\tbic\t%0, %2\n"
"\tstrb\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (clear)
#else
: "=&r" (data)
: "r" (addr), "r" (clear)
#endif
);
return data;
}
@ -228,13 +164,8 @@ static inline u8 mask8(u32 addr, u8 clear, u8 set)
"\tbic\t%0, %3\n"
"\torr\t%0, %2\n"
"\tstrb\t%0, [%1]"
#ifdef __THUMBEB__
: "=&l" (data)
: "l" (addr), "l" (set), "l" (clear)
#else
: "=&r" (data)
: "r" (addr), "r" (set), "r" (clear)
#endif
);
return data;
}