Editando: asan_riscv64.s
// Copyright 2022 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. //go:build asan #include "go_asm.h" #include "textflag.h" // Called from instrumented code. // func runtime·doasanread(addr unsafe.Pointer, sz, sp, pc uintptr) TEXT runtime·doasanread(SB), NOSPLIT, $0-32 MOV addr+0(FP), X10 MOV sz+8(FP), X11 MOV sp+16(FP), X12 MOV pc+24(FP), X13 // void __asan_read_go(void *addr, uintptr_t sz); MOV $__asan_read_go(SB), X14 JMP asancall<>(SB) // func runtime·doasanwrite(addr unsafe.Pointer, sz, sp, pc uintptr) TEXT runtime·doasanwrite(SB), NOSPLIT, $0-32 MOV addr+0(FP), X10 MOV sz+8(FP), X11 MOV sp+16(FP), X12 MOV pc+24(FP), X13 // void __asan_write_go(void *addr, uintptr_t sz); MOV $__asan_write_go(SB), X14 JMP asancall<>(SB) // func runtime·asanunpoison(addr unsafe.Pointer, sz uintptr) TEXT runtime·asanunpoison(SB), NOSPLIT, $0-16 MOV addr+0(FP), X10 MOV sz+8(FP), X11 // void __asan_unpoison_go(void *addr, uintptr_t sz); MOV $__asan_unpoison_go(SB), X14 JMP asancall<>(SB) // func runtime·asanpoison(addr unsafe.Pointer, sz uintptr) TEXT runtime·asanpoison(SB), NOSPLIT, $0-16 MOV addr+0(FP), X10 MOV sz+8(FP), X11 // void __asan_poison_go(void *addr, uintptr_t sz); MOV $__asan_poison_go(SB), X14 JMP asancall<>(SB) // func runtime·asanregisterglobals(addr unsafe.Pointer, n uintptr) TEXT runtime·asanregisterglobals(SB), NOSPLIT, $0-16 MOV addr+0(FP), X10 MOV n+8(FP), X11 // void __asan_register_globals_go(void *addr, uintptr_t n); MOV $__asan_register_globals_go(SB), X14 JMP asancall<>(SB) // Switches SP to g0 stack and calls (X14). Arguments already set. TEXT asancall<>(SB), NOSPLIT, $0-0 MOV X2, X8 // callee-saved BEQZ g, g0stack // no g, still on a system stack MOV g_m(g), X21 MOV m_g0(X21), X21 BEQ X21, g, g0stack MOV (g_sched+gobuf_sp)(X21), X2 g0stack: JALR RA, X14 MOV X8, X2 RET
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Kerym Chaeceran