mirror of
https://github.com/golang/go
synced 2024-11-20 09:14:46 -07:00
af7ca8dce4
This implements support for calls to and from C in the ppc64 C ABI, as well as supporting functionality such as an entry point from the dynamic linker. Change-Id: I68da6df50d5638cb1a3d3fef773fb412d7bf631a Reviewed-on: https://go-review.googlesource.com/2009 Reviewed-by: Russ Cox <rsc@golang.org>
24 lines
609 B
ArmAsm
24 lines
609 B
ArmAsm
#include "textflag.h"
|
|
|
|
// actually a function descriptor for _main<>(SB)
|
|
TEXT _rt0_ppc64_linux(SB),NOSPLIT,$0
|
|
DWORD $_main<>(SB)
|
|
DWORD $0
|
|
DWORD $0
|
|
|
|
TEXT _main<>(SB),NOSPLIT,$-8
|
|
// In a statically linked binary, the stack contains argc,
|
|
// argv as argc string pointers followed by a NULL, envv as a
|
|
// sequence of string pointers followed by a NULL, and auxv.
|
|
// There is no TLS base pointer.
|
|
//
|
|
// TODO(austin): Support ABI v1 dynamic linking entry point
|
|
MOVD 0(R1), R3 // argc
|
|
ADD $8, R1, R4 // argv
|
|
BR main(SB)
|
|
|
|
TEXT main(SB),NOSPLIT,$-8
|
|
MOVD $runtime·rt0_go(SB), R31
|
|
MOVD R31, CTR
|
|
BR (CTR)
|