auto import from //depot/cupcake/@135843

1 files changed, 0 insertions, 165 deletions

diff --git a/emulator/qtools/read_trace.cpp b/emulator/qtools/read_trace.cpp
deleted file mode 100644
index fb4917c..0000000
--- a/emulator/qtools/read_trace.cpp
+++ /dev/null
@@ -1,165 +0,0 @@
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <inttypes.h>
-#include <assert.h>
-#include "trace_reader.h"
-#include "armdis.h"
-#include "parse_options.h"
-
-typedef TraceReader<> TraceReaderType;
-
-#include "parse_options-inl.h"
-
-static const uint32_t kOffsetThreshold = 0x100000;
-static uint64_t startTime = 0;
-
-void Usage(const char *program)
-{
-    fprintf(stderr,
-            "Usage: %s [options] [-- -s start_time] trace_file elf_file\n",
-            program);
-    OptionsUsage();
-}
-
-
-bool localParseOptions(int argc, char **argv)
-{
-    bool err = false;
-    while (!err) {
-        int opt = getopt(argc, argv, "+s:");
-        if (opt == -1)
-            break;
-        switch (opt) {
-        case 's':
-            startTime = strtoull(optarg, NULL, 0);
-            break;
-        default:
-            err = true;
-            break;
-        }
-    }
-    return err;
-}
-
-int main(int argc, char **argv) {
-    // Parse the options
-    ParseOptions(argc, argv);
-    localParseOptions(argc, argv);
-    if (argc - optind != 2) {
-        Usage(argv[0]);
-        exit(1);
-    }
-
-    char *trace_filename = argv[optind++];
-    char *elf_file = argv[optind++];
-    TraceReader<> *trace = new TraceReader<>;
-    trace->Open(trace_filename);
-    trace->SetDemangle(demangle);
-    trace->ReadKernelSymbols(elf_file);
-    trace->SetRoot(root);
-
-    while (1) {
-        symbol_type *sym;
-        char buf[1024];
-        BBEvent event;
-        BBEvent ignored;
-
-        if (GetNextValidEvent(trace, &event, &ignored, &sym))
-            break;
-#if 0
-        fprintf(stderr, "t%llu bb %lld %d\n",
-                event.time, event.bb_num, event.num_insns);
-#endif
-
-        uint32_t *insns = event.insns;
-        uint32_t addr = event.bb_addr;
-        uint32_t offset = addr - sym->addr - sym->region->base_addr;
-        symbol_type *vm_sym = sym->vm_sym;
-        const char *vm_name = NULL;
-        if (vm_sym != NULL) {
-            vm_name = vm_sym->name;
-            offset = addr - vm_sym->addr - vm_sym->region->base_addr;
-        }
-#if 0
-        if (strcmp(sym->name, "(unknown)") == 0 || offset > kOffsetThreshold) {
-            ProcessState *process = trace->GetCurrentProcess();
-            ProcessState *manager = process->addr_manager;
-            for (int ii = 0; ii < manager->nregions; ++ii) {
-                printf("  %2d: %08x - %08x base: %08x offset: %u nsyms: %4d flags: 0x%x %s\n",
-                       ii,
-                       manager->regions[ii]->vstart,
-                       manager->regions[ii]->vend,
-                       manager->regions[ii]->base_addr,
-                       manager->regions[ii]->file_offset,
-                       manager->regions[ii]->nsymbols,
-                       manager->regions[ii]->flags,
-                       manager->regions[ii]->path);
-                int nsymbols = manager->regions[ii]->nsymbols;
-                for (int jj = 0; jj < 10 && jj < nsymbols; ++jj) {
-                    printf("    %08x %s\n",
-                           manager->regions[ii]->symbols[jj].addr,
-                           manager->regions[ii]->symbols[jj].name);
-                }
-            }
-        }
-#endif
-#if 1
-        for (int ii = 0; ii < event.num_insns; ++ii) {
-            uint64_t sim_time = trace->ReadInsnTime(event.time);
-            if (sim_time < startTime)
-                continue;
-
-            uint32_t insn = insns[ii];
-            char *disasm;
-            int bytes;
-            if (vm_name != NULL) {
-                sprintf(buf, "%s+%02x: %s", vm_name, offset, sym->name);
-            } else {
-                sprintf(buf, "%s+%02x", sym->name, offset);
-            }
-
-            if (insn_is_thumb(insn)) {
-                bytes = 2;
-                insn = insn_unwrap_thumb(insn);
-
-                // thumb_pair is true if this is the first of a pair of
-                // thumb instructions (BL or BLX).
-                bool thumb_pair = ((insn & 0xf800) == 0xf000);
-
-                // Get the next thumb instruction (if any) because we may need
-                // it for the case where insn is BL or BLX.
-                uint32_t insn2 = 0;
-                if (thumb_pair && (ii + 1 < event.num_insns)) {
-                    insn2 = insns[ii + 1];
-                    insn2 = insn_unwrap_thumb(insn2);
-                    bytes = 4;
-                    ii += 1;
-                }
-                disasm = disasm_insn_thumb(addr, insn, insn2, NULL);
-                if (thumb_pair) {
-                    printf("%llu p%-4d %08x %04x %04x %-30s %s\n",
-                           sim_time, event.pid, addr, insn, insn2, buf, disasm);
-                } else {
-                    printf("%llu p%-4d %08x     %04x %-30s %s\n",
-                           sim_time, event.pid, addr, insn, buf, disasm);
-                }
-            } else {
-                bytes = 4;
-                disasm = Arm::disasm(addr, insn, NULL);
-                printf("%llu p%-4d %08x %08x %-30s %s\n",
-                       sim_time, event.pid, addr, insn, buf, disasm);
-            }
-            //printf("t%llu \t%08x\n", sim_time, addr);
-            addr += bytes;
-            offset += bytes;
-        }
-#endif
-#if 0
-        assert(offset < kOffsetThreshold);
-#endif
-    }
-
-    delete trace;
-    return 0;
-}