1 #include "textflag.h" 2 3 TEXT _rt0_ppc64le_linux(SB),NOSPLIT,$0 4 BR _main<>(SB) 5 6 TEXT _main<>(SB),NOSPLIT,$-8 7 // In a statically linked binary, the stack contains argc, 8 // argv as argc string pointers followed by a NULL, envv as a 9 // sequence of string pointers followed by a NULL, and auxv. 10 // There is no TLS base pointer. 11 // 12 // In a dynamically linked binary, r3 contains argc, r4 13 // contains argv, r5 contains envp, r6 contains auxv, and r13 14 // contains the TLS pointer. 15 // 16 // Figure out which case this is by looking at r4: if it's 0, 17 // we're statically linked; otherwise we're dynamically 18 // linked. 19 CMP R0, R4 20 BNE dlink 21 22 // Statically linked 23 MOVD 0(R1), R3 // argc 24 ADD $8, R1, R4 // argv 25 MOVD $runtimetls0(SB), R13 // TLS 26 ADD $0x7000, R13 27 28 dlink: 29 BR main(SB) 30 31 TEXT main(SB),NOSPLIT,$-8 32 MOVD $runtimert0_go(SB), R31 33 MOVD R31, CTR 34 BR (CTR) 35
