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Diffstat (limited to 'src/tools/linux/md2core/minidump-2-core.cc')
-rw-r--r--src/tools/linux/md2core/minidump-2-core.cc120
1 files changed, 103 insertions, 17 deletions
diff --git a/src/tools/linux/md2core/minidump-2-core.cc b/src/tools/linux/md2core/minidump-2-core.cc
index a60be323..a4ddbe8e 100644
--- a/src/tools/linux/md2core/minidump-2-core.cc
+++ b/src/tools/linux/md2core/minidump-2-core.cc
@@ -1,5 +1,4 @@
-// Copyright (c) 2009, Google Inc.
-// All rights reserved.
+// Copyright 2009 Google LLC
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
@@ -11,7 +10,7 @@
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
-// * Neither the name of Google Inc. nor the names of its
+// * Neither the name of Google LLC nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
@@ -77,6 +76,8 @@
#define ELF_ARCH EM_MIPS
#elif defined(__aarch64__)
#define ELF_ARCH EM_AARCH64
+#elif defined(__riscv)
+ #define ELF_ARCH EM_RISCV
#endif
#if defined(__arm__)
@@ -84,7 +85,7 @@
// containing core registers, while they use 'user_regs_struct' on other
// architectures. This file-local typedef simplifies the source code.
typedef user_regs user_regs_struct;
-#elif defined (__mips__)
+#elif defined (__mips__) || defined(__riscv)
// This file-local typedef simplifies the source code.
typedef gregset_t user_regs_struct;
#endif
@@ -149,16 +150,14 @@ SetupOptions(int argc, const char* argv[], Options* options) {
options->use_filename = false;
options->inc_guid = false;
- while ((ch = getopt(argc, (char * const *)argv, "fhio:S:v")) != -1) {
+ while ((ch = getopt(argc, (char * const*)argv, "fhio:S:v")) != -1) {
switch (ch) {
case 'h':
Usage(argc, argv);
exit(0);
- break;
case '?':
Usage(argc, argv);
exit(1);
- break;
case 'f':
options->use_filename = true;
@@ -224,7 +223,7 @@ writea(int fd, const void* idata, size_t length) {
*/
static inline int sex() {
int probe = 1;
- return !*(char *)&probe;
+ return !*(char*)&probe;
}
typedef struct elf_timeval { /* Time value with microsecond resolution */
@@ -261,7 +260,7 @@ typedef struct prpsinfo { /* Information about process */
unsigned char pr_zomb; /* Zombie */
signed char pr_nice; /* Nice val */
unsigned long pr_flag; /* Flags */
-#if defined(__x86_64__) || defined(__mips__)
+#if defined(__x86_64__) || defined(__mips__) || defined(__riscv)
uint32_t pr_uid; /* User ID */
uint32_t pr_gid; /* Group ID */
#else
@@ -308,7 +307,7 @@ struct CrashedProcess {
struct Thread {
pid_t tid;
-#if defined(__mips__)
+#if defined(__mips__) || defined(__riscv)
mcontext_t mcontext;
#else
user_regs_struct regs;
@@ -535,6 +534,71 @@ ParseThreadRegisters(CrashedProcess::Thread* thread,
thread->mcontext.fpc_eir = rawregs->float_save.fir;
#endif
}
+#elif defined(__riscv)
+static void
+ParseThreadRegisters(CrashedProcess::Thread* thread,
+ const MinidumpMemoryRange& range) {
+# if __riscv_xlen == 32
+ const MDRawContextRISCV* rawregs = range.GetData<MDRawContextRISCV>(0);
+# elif __riscv_xlen == 64
+ const MDRawContextRISCV64* rawregs = range.GetData<MDRawContextRISCV64>(0);
+# else
+# error "Unexpected __riscv_xlen"
+# endif
+
+ thread->mcontext.__gregs[0] = rawregs->pc;
+ thread->mcontext.__gregs[1] = rawregs->ra;
+ thread->mcontext.__gregs[2] = rawregs->sp;
+ thread->mcontext.__gregs[3] = rawregs->gp;
+ thread->mcontext.__gregs[4] = rawregs->tp;
+ thread->mcontext.__gregs[5] = rawregs->t0;
+ thread->mcontext.__gregs[6] = rawregs->t1;
+ thread->mcontext.__gregs[7] = rawregs->t2;
+ thread->mcontext.__gregs[8] = rawregs->s0;
+ thread->mcontext.__gregs[9] = rawregs->s1;
+ thread->mcontext.__gregs[10] = rawregs->a0;
+ thread->mcontext.__gregs[11] = rawregs->a1;
+ thread->mcontext.__gregs[12] = rawregs->a2;
+ thread->mcontext.__gregs[13] = rawregs->a3;
+ thread->mcontext.__gregs[14] = rawregs->a4;
+ thread->mcontext.__gregs[15] = rawregs->a5;
+ thread->mcontext.__gregs[16] = rawregs->a6;
+ thread->mcontext.__gregs[17] = rawregs->a7;
+ thread->mcontext.__gregs[18] = rawregs->s2;
+ thread->mcontext.__gregs[19] = rawregs->s3;
+ thread->mcontext.__gregs[20] = rawregs->s4;
+ thread->mcontext.__gregs[21] = rawregs->s5;
+ thread->mcontext.__gregs[22] = rawregs->s6;
+ thread->mcontext.__gregs[23] = rawregs->s7;
+ thread->mcontext.__gregs[24] = rawregs->s8;
+ thread->mcontext.__gregs[25] = rawregs->s9;
+ thread->mcontext.__gregs[26] = rawregs->s10;
+ thread->mcontext.__gregs[27] = rawregs->s11;
+ thread->mcontext.__gregs[28] = rawregs->t3;
+ thread->mcontext.__gregs[29] = rawregs->t4;
+ thread->mcontext.__gregs[30] = rawregs->t5;
+ thread->mcontext.__gregs[31] = rawregs->t6;
+
+# if __riscv_flen == 32
+ for (int i = 0; i < MD_FLOATINGSAVEAREA_RISCV_FPR_COUNT; ++i) {
+ thread->mcontext.__fpregs.__f.__f[i] = rawregs->float_save.regs[i];
+ }
+ thread->mcontext.__fpregs.__f.__fcsr = rawregs->float_save.fpcsr;
+# elif __riscv_flen == 64
+ for (int i = 0; i < MD_FLOATINGSAVEAREA_RISCV_FPR_COUNT; ++i) {
+ thread->mcontext.__fpregs.__d.__f[i] = rawregs->float_save.regs[i];
+ }
+ thread->mcontext.__fpregs.__d.__fcsr = rawregs->float_save.fpcsr;
+# elif __riscv_flen == 128
+ for (int i = 0; i < MD_FLOATINGSAVEAREA_RISCV_FPR_COUNT; ++i) {
+ thread->mcontext.__fpregs.__q.__f[2*i] = rawregs->float_save.regs[i].high;
+ thread->mcontext.__fpregs.__q.__f[2*i+1] = rawregs->float_save.regs[i].low;
+ }
+ thread->mcontext.__fpregs.__q.__fcsr = rawregs->float_save.fpcsr;
+# else
+# error "Unexpected __riscv_flen"
+# endif
+}
#else
#error "This code has not been ported to your platform yet"
#endif
@@ -602,7 +666,8 @@ ParseSystemInfo(const Options& options, CrashedProcess* crashinfo,
exit(1);
}
#elif defined(__aarch64__)
- if (sysinfo->processor_architecture != MD_CPU_ARCHITECTURE_ARM64_OLD) {
+ if (sysinfo->processor_architecture != MD_CPU_ARCHITECTURE_ARM64_OLD &&
+ sysinfo->processor_architecture != MD_CPU_ARCHITECTURE_ARM64) {
fprintf(stderr,
"This version of minidump-2-core only supports ARM (64bit).\n");
exit(1);
@@ -623,11 +688,26 @@ ParseSystemInfo(const Options& options, CrashedProcess* crashinfo,
# else
# error "This mips ABI is currently not supported (n32)"
# endif
+#elif defined(__riscv)
+# if __riscv_xlen == 32
+ if (sysinfo->processor_architecture != MD_CPU_ARCHITECTURE_RISCV) {
+ fprintf(stderr,
+ "This version of minidump-2-core only supports RISCV.\n");
+ exit(1);
+ }
+# elif __riscv_xlen == 64
+ if (sysinfo->processor_architecture != MD_CPU_ARCHITECTURE_RISCV64) {
+ fprintf(stderr,
+ "This version of minidump-2-core only supports RISCV64.\n");
+ exit(1);
+ }
+# else
+# error "Unexpected __riscv_xlen"
+# endif
#else
#error "This code has not been ported to your platform yet"
#endif
- if (!strstr(full_file.GetAsciiMDString(sysinfo->csd_version_rva).c_str(),
- "Linux") &&
+ if (sysinfo->platform_id != MD_OS_LINUX &&
sysinfo->platform_id != MD_OS_NACL) {
fprintf(stderr, "This minidump was not generated by Linux or NaCl.\n");
exit(1);
@@ -651,6 +731,10 @@ ParseSystemInfo(const Options& options, CrashedProcess* crashinfo,
? "MIPS"
: sysinfo->processor_architecture == MD_CPU_ARCHITECTURE_MIPS64
? "MIPS64"
+ : sysinfo->processor_architecture == MD_CPU_ARCHITECTURE_RISCV
+ ? "RISCV"
+ : sysinfo->processor_architecture == MD_CPU_ARCHITECTURE_RISCV64
+ ? "RISCV64"
: "???",
sysinfo->number_of_processors,
sysinfo->processor_level,
@@ -660,10 +744,10 @@ ParseSystemInfo(const Options& options, CrashedProcess* crashinfo,
sysinfo->processor_architecture == MD_CPU_ARCHITECTURE_AMD64) {
fputs("Vendor id: ", stderr);
const char *nul =
- (const char *)memchr(sysinfo->cpu.x86_cpu_info.vendor_id, 0,
+ (const char*)memchr(sysinfo->cpu.x86_cpu_info.vendor_id, 0,
sizeof(sysinfo->cpu.x86_cpu_info.vendor_id));
fwrite(sysinfo->cpu.x86_cpu_info.vendor_id,
- nul ? nul - (const char *)&sysinfo->cpu.x86_cpu_info.vendor_id[0]
+ nul ? nul - (const char*)&sysinfo->cpu.x86_cpu_info.vendor_id[0]
: sizeof(sysinfo->cpu.x86_cpu_info.vendor_id), 1, stderr);
fputs("\n", stderr);
}
@@ -759,7 +843,7 @@ ParseEnvironment(const Options& options, CrashedProcess* crashinfo,
memcpy(env, range.data(), range.length());
int nul_count = 0;
for (char *ptr = env;;) {
- ptr = (char *)memchr(ptr, '\000', range.length() - (ptr - env));
+ ptr = (char*)memchr(ptr, '\000', range.length() - (ptr - env));
if (!ptr) {
break;
}
@@ -928,6 +1012,8 @@ WriteThread(const Options& options, const CrashedProcess::Thread& thread,
pr.pr_pid = thread.tid;
#if defined(__mips__)
memcpy(&pr.pr_reg, &thread.mcontext.gregs, sizeof(user_regs_struct));
+#elif defined(__riscv)
+ memcpy(&pr.pr_reg, &thread.mcontext.__gregs, sizeof(user_regs_struct));
#else
memcpy(&pr.pr_reg, &thread.regs, sizeof(user_regs_struct));
#endif
@@ -1076,7 +1162,7 @@ AugmentMappings(const Options& options, CrashedProcess* crashinfo,
for (unsigned i = 0; i < crashinfo->threads.size(); ++i) {
const CrashedProcess::Thread& thread = crashinfo->threads[i];
AddDataToMapping(crashinfo,
- string((char *)thread.stack, thread.stack_length),
+ string((char*)thread.stack, thread.stack_length),
thread.stack_addr);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-27 20:57:14 +0000