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author | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-06-04 18:31:57 +0000 |
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committer | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-06-04 18:31:57 +0000 |
commit | 09e967c2d732783b2579e4e120cd9b608404cb00 (patch) | |
tree | 8d2783a6a7e33608c6012efd6a88b8f5694df81d /mdk-stage1/dietlibc/sparc/start.S | |
parent | 18fcff49d3c836697d3b75a3d01d31c700e69974 (diff) | |
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Merge from R9_0-AMD64, most notably:
- AMD64 support to insmod-busybox, minilibc, et al.
- Sync with insmod-modutils 2.4.19 something but everyone should use
dietlibc nowadays
- Factor out compilation and prefix with $(DIET) for dietlibc builds
- 64-bit & varargs fixes
Diffstat (limited to 'mdk-stage1/dietlibc/sparc/start.S')
-rw-r--r-- | mdk-stage1/dietlibc/sparc/start.S | 58 |
1 files changed, 31 insertions, 27 deletions
diff --git a/mdk-stage1/dietlibc/sparc/start.S b/mdk-stage1/dietlibc/sparc/start.S index e948aaddc..c6408ee8f 100644 --- a/mdk-stage1/dietlibc/sparc/start.S +++ b/mdk-stage1/dietlibc/sparc/start.S @@ -1,46 +1,50 @@ -#include "start.h" - -#ifdef __sparc__ - .section ".text" - .align 4 - .global _start - .type _start,@function + .section ".text" + .align 4 + .global _start + .type _start,@function _start: - /* Terminate the stack frame, and reserve space for functions to - drop their arguments. */ - mov %g0, %fp - sub %sp, 6*4, %sp +/* Terminate the stack frame, and reserve space for functions to + drop their arguments. */ + mov %g0, %fp + sub %sp, 6*4, %sp - /* Extract the arguments and environment as encoded on the stack. The - argument info starts after one register window (16 words) past the SP. */ - ld [%sp+22*4], %o0 - add %sp, 23*4, %o1 +/* Extract the arguments and environment as encoded on the stack. The + argument info starts after one register window (16 words) past the SP. */ + ld [%sp+22*4], %o0 + add %sp, 23*4, %o1 add %o1, %o0, %o2 add %o2, %o0, %o2 add %o2, %o0, %o2 add %o2, %o0, %o2 add %o2, 4, %o2 - sethi %hi(environ), %o3 - or %o3, %lo(environ), %o3 + sethi %hi(environ), %o3 + or %o3, %lo(environ), %o3 st %o2, [%o3] - /* When starting a binary via the dynamic linker, %g1 contains the - address of the shared library termination function, which will be - registered with atexit(). If we are statically linked, this will - be NULL. */ +/* When starting a binary via the dynamic linker, %g1 contains the + address of the shared library termination function, which will be + registered with atexit(). If we are statically linked, this will + be NULL. */ - /* Let libc do the rest of the initialization, and call main. */ +/* Let libc do the rest of the initialization, and call main. */ +#ifdef WANT_DYNAMIC + call dyn_start +#else call main - mov %g1, %o5 +#endif + mov %g1, %o3 b exit mov %o0, %i0 - /* Die very horribly if exit returns. */ - unimp +/* Die very horribly if exit returns. */ - .size _start, .-_start -#endif +/* here we go and "reuse" the return for weak-void functions */ +#include "dietuglyweaks.h" + ret + nop + + .size _start, .-_start |