| // Copyright 2015 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. | |
| // +build linux | |
| // +build mips64 mips64le | |
| #include "textflag.h" | |
| TEXT _rt0_mips64_linux(SB),NOSPLIT,$0 | |
| JMP _main<>(SB) | |
| TEXT _rt0_mips64le_linux(SB),NOSPLIT,$0 | |
| JMP _main<>(SB) | |
| TEXT _main<>(SB),NOSPLIT,$-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. | |
| #ifdef GOARCH_mips64 | |
| MOVW 4(R29), R4 // argc, big-endian ABI places int32 at offset 4 | |
| #else | |
| MOVW 0(R29), R4 // argc | |
| #endif | |
| ADDV $8, R29, R5 // argv | |
| JMP main(SB) | |
| TEXT main(SB),NOSPLIT,$-8 | |
| // in external linking, glibc jumps to main with argc in R4 | |
| // and argv in R5 | |
| // initalize REGSB = PC&0xffffffff00000000 | |
| BGEZAL R0, 1(PC) | |
| SRLV $32, R31, RSB | |
| SLLV $32, RSB | |
| MOVV $runtime·rt0_go(SB), R1 | |
| JMP (R1) |