cosmopolitan/tool/plinko/lib/printheap.c
Justine Tunney c776a32f75
Replace COSMO define with _COSMO_SOURCE
This change might cause ABI breakages for /opt/cosmos. It's needed to
help us better conform to header declaration practices.
2023-08-13 20:55:04 -07:00

52 lines
2.6 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/fmt/itoa.h"
#include "libc/runtime/symbols.internal.h"
#include "libc/str/str.h"
#include "tool/plinko/lib/plinko.h"
#include "tool/plinko/lib/printf.h"
static const char *GetElfSymbol(uintptr_t funcaddr) {
int s;
static char buf[19];
struct SymbolTable *t;
if ((t = GetSymbolTable())) {
if ((s = __get_symbol(t, funcaddr)) != -1) {
return t->name_base + t->names[s];
}
}
buf[0] = '0';
buf[1] = 'x';
uint64toarray_radix16(funcaddr, buf + 2);
return buf;
}
static const char *GetDispatchName(int x) {
const char *s;
s = GetElfSymbol(LO(GetShadow(x)));
if (startswith(s, "Dispatch")) s += 8;
return s;
}
void PrintHeap(int i) {
for (; i-- > cx;) {
Printf("%10d (%10d . %10d) %10s[%10d] %p%n", i, LO(Get(i)), HI(Get(i)),
GetDispatchName(i), HI(GetShadow(i)), i);
}
}