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| author | Richard Pennington <rich@pennware.com> | 2012-11-09 23:32:57 +0100 |
|---|---|---|
| committer | rofl0r <retnyg@gmx.net> | 2012-11-13 18:15:10 +0100 |
| commit | 7669d1e334e6b96455eece78da43bf830b93d697 (patch) | |
| tree | 6649acfaa61ec6780498b55fa8015ca4f7a6cdae /crt | |
| parent | 1e717ea3d2a864e00e507f1a70a892c551955f1b (diff) | |
| download | musl-7669d1e334e6b96455eece78da43bf830b93d697.zip musl-7669d1e334e6b96455eece78da43bf830b93d697.tar.gz musl-7669d1e334e6b96455eece78da43bf830b93d697.tar.bz2 | |
import preliminary ppc work by rdp.
Diffstat (limited to 'crt')
| -rw-r--r-- | crt/ppc/crt1.S | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/crt/ppc/crt1.S b/crt/ppc/crt1.S new file mode 100644 index 0000000..abf6407 --- /dev/null +++ b/crt/ppc/crt1.S @@ -0,0 +1,27 @@ +#include <bits/asm.h> + .weak _init + .weak _fini + .global _start + .type _start, %function +_start: + mr r9, r1 // Save the original stack pointer. + clrrwi r1, r1, 4 // Align the stack to 16 bytes. + lis r13, _SDA_BASE_@ha // r13 points to the small data area. + addi r13, r13, _SDA_BASE_@l // + li r0, 0 // Zero the frame pointer. + stwu r1, -16(r1) // The initial stack frame. + mtlr r0 // Clear the link register. + stw r0, 0(r1) // And save it. + lis r3, main@ha // Get main() ... + addi r3, r3, main@l + lwz r4, 0(r9) // and argc... + addi r5, r9, 4 // and argv ... + lis r6, _init@ha // and _init() ... + addi r6, r6, _init@l + lis r7, _fini@ha // and _fini() ... + addi r7, r7, _fini@l + li r8, 0 // ldso_fini == NULL + bl __libc_start_main // Let's go! + b . // Never gets here. + .end _start + .size _start, .-_start |