| #include "go_asm.h" | |
| #include "textflag.h" | |
| TEXT _rt0_ppc64le_linux(SB),NOSPLIT,$0 | |
| BR _main<>(SB) | |
| TEXT _main<>(SB),NOSPLIT,$-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. | |
| // | |
| // In a dynamically linked binary, r3 contains argc, r4 | |
| // contains argv, r5 contains envp, r6 contains auxv, and r13 | |
| // contains the TLS pointer. | |
| // | |
| // Figure out which case this is by looking at r4: if it's 0, | |
| // we're statically linked; otherwise we're dynamically | |
| // linked. | |
| CMP R0, R4 | |
| BNE dlink | |
| // Statically linked | |
| MOVD 0(R1), R3 // argc | |
| ADD $8, R1, R4 // argv | |
| MOVD $runtime·m0+m_tls(SB), R13 // TLS | |
| ADD $0x7000, R13 | |
| dlink: | |
| BR main(SB) | |
| TEXT main(SB),NOSPLIT,$-8 | |
| MOVD $runtime·rt0_go(SB), R12 | |
| MOVD R12, CTR | |
| BR (CTR) |