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Editing: rt0_linux_ppc64.s
// Copyright 2016 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. #include "textflag.h" #include "asm_ppc64x.h" DEFINE_PPC64X_FUNCDESC(_rt0_ppc64_linux, _main<>) DEFINE_PPC64X_FUNCDESC(main, _main<>) 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 XOR R0, R0 // Note, newer kernels may not always set R0 to 0. MOVD $runtime·rt0_go(SB), R12 MOVD R12, CTR MOVBZ runtime·iscgo(SB), R5 CMP R5, $0 BEQ nocgo BR (CTR) nocgo: MOVD 0(R1), R3 // argc ADD $8, R1, R4 // argv BR (CTR)
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