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ams: revamp assertion system

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This commit is contained in:
Michael Scire 2020-02-22 23:05:14 -08:00
parent 9572fb2ce3
commit 40400aee1f
168 changed files with 1014 additions and 696 deletions
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135
libraries/libstratosphere/source/diag/diag_assertion_impl.cpp Normal file
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
namespace ams {
extern ncm::ProgramId CurrentProgramId;
}
namespace ams::diag {
namespace {
inline NORETURN void AbortWithValue(u64 debug) {
/* Just perform a data abort. */
register u64 addr __asm__("x27") = FatalErrorContext::StdAbortMagicAddress;
register u64 val __asm__("x28") = FatalErrorContext::StdAbortMagicValue;
while (true) {
__asm__ __volatile__ (
"mov x0, %[debug]\n"
"str %[val], [%[addr]]\n"
:
: [debug]"r"(debug), [val]"r"(val), [addr]"r"(addr)
: "x0"
);
}
__builtin_unreachable();
}
ALWAYS_INLINE void DebugLog(const char *format, ...) __attribute__((format(printf, 1, 2)));
#ifdef AMS_ENABLE_DEBUG_PRINT
os::Mutex g_debug_log_lock;
char g_debug_buffer[0x400];
void DebugLogImpl(const char *format, ::std::va_list vl) {
std::scoped_lock lk(g_debug_log_lock);
std::vsnprintf(g_debug_buffer, sizeof(g_debug_buffer), format, vl);
svc::OutputDebugString(g_debug_buffer, strlen(g_debug_buffer));
}
void DebugLog(const char *format, ...) __attribute__((format(printf, 1, 2))) {
::std::va_list vl;
va_start(vl, format);
DebugLogImpl(format, vl);
va_end(vl);
}
#else
void DebugLog(const char *format, ...) { /* ... */ }
#endif
}
NORETURN WEAK_SYMBOL void AssertionFailureImpl(const char *file, int line, const char *func, const char *expr, u64 value, const char *format, ...) {
DebugLog("%016lx: Assertion Failure\n", static_cast<u64>(ams::CurrentProgramId));
DebugLog(" Location: %s:%d\n", file, line);
DebugLog(" Function: %s\n", func);
DebugLog(" Expression: %s\n", expr);
DebugLog(" Value: %016lx\n", value);
DebugLog("\n");
#ifdef AMS_ENABLE_DEBUG_PRINT
{
::std::va_list vl;
va_start(vl, format);
DebugLogImpl(format, vl);
va_end(vl);
}
#endif
DebugLog("\n");
AbortWithValue(value);
}
NORETURN WEAK_SYMBOL void AssertionFailureImpl(const char *file, int line, const char *func, const char *expr, u64 value) {
DebugLog("%016lx: Assertion Failure\n", static_cast<u64>(ams::CurrentProgramId));
DebugLog(" Location: %s:%d\n", file, line);
DebugLog(" Function: %s\n", func);
DebugLog(" Expression: %s\n", expr);
DebugLog(" Value: %016lx\n", value);
DebugLog("\n");
DebugLog("\n");
AbortWithValue(value);
}
NORETURN WEAK_SYMBOL void AbortImpl(const char *file, int line, const char *func, const char *expr, u64 value, const char *format, ...) {
DebugLog("%016lx: Abort Called\n", static_cast<u64>(ams::CurrentProgramId));
DebugLog(" Location: %s:%d\n", file, line);
DebugLog(" Function: %s\n", func);
DebugLog(" Expression: %s\n", expr);
DebugLog(" Value: %016lx\n", value);
DebugLog("\n");
#ifdef AMS_ENABLE_DEBUG_PRINT
{
::std::va_list vl;
va_start(vl, format);
DebugLogImpl(format, vl);
va_end(vl);
}
#endif
DebugLog("\n");
AbortWithValue(value);
}
NORETURN WEAK_SYMBOL void AbortImpl(const char *file, int line, const char *func, const char *expr, u64 value) {
DebugLog("%016lx: Abort Called\n", static_cast<u64>(ams::CurrentProgramId));
DebugLog(" Location: %s:%d\n", file, line);
DebugLog(" Function: %s\n", func);
DebugLog(" Expression: %s\n", expr);
DebugLog(" Value: %016lx\n", value);
DebugLog("\n");
DebugLog("\n");
AbortWithValue(value);
}
}