mirror of
https://codeberg.org/ziglang/zig.git
synced 2025-12-06 22:04:21 +00:00
f4131cf8a6
This was a bit trickier than it should be due to symbol conflicts with zig's compiler-rt implementation. We attempt to use weak linkage in our compiler-rt, but this does not seem to be working in all cases. I manually disabled export of the problematic compiler-rt math functions in order to cross compile musl's libc.so for all targets as input to `tools/gen_stubs.zig`. Other than that, this update went fairly smoothly. Quite a few additional symbols were added to the blacklist in `tools/gen_stubs.zig` due to recent reorganization of zig's compiler-rt.
18 lines
325 B
C
Vendored
18 lines
325 B
C
Vendored
static inline uintptr_t __get_tp()
|
|
{
|
|
register uintptr_t tp __asm__("$3");
|
|
#if __mips_isa_rev < 2
|
|
__asm__ (".word 0x7c03e83b" : "=r" (tp) );
|
|
#else
|
|
__asm__ ("rdhwr %0, $29" : "=r" (tp) );
|
|
#endif
|
|
return tp;
|
|
}
|
|
|
|
#define TLS_ABOVE_TP
|
|
#define GAP_ABOVE_TP 0
|
|
|
|
#define TP_OFFSET 0x7000
|
|
#define DTP_OFFSET 0x8000
|
|
|
|
#define MC_PC pc
|