From bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 Mon Sep 17 00:00:00 2001 From: RajithaY Date: Tue, 25 Apr 2017 03:31:15 -0700 Subject: Adding qemu as a submodule of KVMFORNFV This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY --- qemu/disas.c | 434 ----------------------------------------------------------- 1 file changed, 434 deletions(-) delete mode 100644 qemu/disas.c (limited to 'qemu/disas.c') diff --git a/qemu/disas.c b/qemu/disas.c deleted file mode 100644 index 05a7a1260..000000000 --- a/qemu/disas.c +++ /dev/null @@ -1,434 +0,0 @@ -/* General "disassemble this chunk" code. Used for debugging. */ -#include "qemu/osdep.h" -#include "qemu-common.h" -#include "disas/bfd.h" -#include "elf.h" - -#include "cpu.h" -#include "disas/disas.h" - -typedef struct CPUDebug { - struct disassemble_info info; - CPUState *cpu; -} CPUDebug; - -/* Filled in by elfload.c. Simplistic, but will do for now. */ -struct syminfo *syminfos = NULL; - -/* Get LENGTH bytes from info's buffer, at target address memaddr. - Transfer them to myaddr. */ -int -buffer_read_memory(bfd_vma memaddr, bfd_byte *myaddr, int length, - struct disassemble_info *info) -{ - if (memaddr < info->buffer_vma - || memaddr + length > info->buffer_vma + info->buffer_length) - /* Out of bounds. Use EIO because GDB uses it. */ - return EIO; - memcpy (myaddr, info->buffer + (memaddr - info->buffer_vma), length); - return 0; -} - -/* Get LENGTH bytes from info's buffer, at target address memaddr. - Transfer them to myaddr. */ -static int -target_read_memory (bfd_vma memaddr, - bfd_byte *myaddr, - int length, - struct disassemble_info *info) -{ - CPUDebug *s = container_of(info, CPUDebug, info); - - cpu_memory_rw_debug(s->cpu, memaddr, myaddr, length, 0); - return 0; -} - -/* Print an error message. We can assume that this is in response to - an error return from buffer_read_memory. */ -void -perror_memory (int status, bfd_vma memaddr, struct disassemble_info *info) -{ - if (status != EIO) - /* Can't happen. */ - (*info->fprintf_func) (info->stream, "Unknown error %d\n", status); - else - /* Actually, address between memaddr and memaddr + len was - out of bounds. */ - (*info->fprintf_func) (info->stream, - "Address 0x%" PRIx64 " is out of bounds.\n", memaddr); -} - -/* This could be in a separate file, to save minuscule amounts of space - in statically linked executables. */ - -/* Just print the address is hex. This is included for completeness even - though both GDB and objdump provide their own (to print symbolic - addresses). */ - -void -generic_print_address (bfd_vma addr, struct disassemble_info *info) -{ - (*info->fprintf_func) (info->stream, "0x%" PRIx64, addr); -} - -/* Print address in hex, truncated to the width of a host virtual address. */ -static void -generic_print_host_address(bfd_vma addr, struct disassemble_info *info) -{ - uint64_t mask = ~0ULL >> (64 - (sizeof(void *) * 8)); - generic_print_address(addr & mask, info); -} - -/* Just return the given address. */ - -int -generic_symbol_at_address (bfd_vma addr, struct disassemble_info *info) -{ - return 1; -} - -bfd_vma bfd_getl64 (const bfd_byte *addr) -{ - unsigned long long v; - - v = (unsigned long long) addr[0]; - v |= (unsigned long long) addr[1] << 8; - v |= (unsigned long long) addr[2] << 16; - v |= (unsigned long long) addr[3] << 24; - v |= (unsigned long long) addr[4] << 32; - v |= (unsigned long long) addr[5] << 40; - v |= (unsigned long long) addr[6] << 48; - v |= (unsigned long long) addr[7] << 56; - return (bfd_vma) v; -} - -bfd_vma bfd_getl32 (const bfd_byte *addr) -{ - unsigned long v; - - v = (unsigned long) addr[0]; - v |= (unsigned long) addr[1] << 8; - v |= (unsigned long) addr[2] << 16; - v |= (unsigned long) addr[3] << 24; - return (bfd_vma) v; -} - -bfd_vma bfd_getb32 (const bfd_byte *addr) -{ - unsigned long v; - - v = (unsigned long) addr[0] << 24; - v |= (unsigned long) addr[1] << 16; - v |= (unsigned long) addr[2] << 8; - v |= (unsigned long) addr[3]; - return (bfd_vma) v; -} - -bfd_vma bfd_getl16 (const bfd_byte *addr) -{ - unsigned long v; - - v = (unsigned long) addr[0]; - v |= (unsigned long) addr[1] << 8; - return (bfd_vma) v; -} - -bfd_vma bfd_getb16 (const bfd_byte *addr) -{ - unsigned long v; - - v = (unsigned long) addr[0] << 24; - v |= (unsigned long) addr[1] << 16; - return (bfd_vma) v; -} - -static int print_insn_objdump(bfd_vma pc, disassemble_info *info, - const char *prefix) -{ - int i, n = info->buffer_length; - uint8_t *buf = g_malloc(n); - - info->read_memory_func(pc, buf, n, info); - - for (i = 0; i < n; ++i) { - if (i % 32 == 0) { - info->fprintf_func(info->stream, "\n%s: ", prefix); - } - info->fprintf_func(info->stream, "%02x", buf[i]); - } - - g_free(buf); - return n; -} - -static int print_insn_od_host(bfd_vma pc, disassemble_info *info) -{ - return print_insn_objdump(pc, info, "OBJD-H"); -} - -static int print_insn_od_target(bfd_vma pc, disassemble_info *info) -{ - return print_insn_objdump(pc, info, "OBJD-T"); -} - -/* Disassemble this for me please... (debugging). 'flags' has the following - values: - i386 - 1 means 16 bit code, 2 means 64 bit code - ppc - bits 0:15 specify (optionally) the machine instruction set; - bit 16 indicates little endian. - other targets - unused - */ -void target_disas(FILE *out, CPUState *cpu, target_ulong code, - target_ulong size, int flags) -{ - CPUClass *cc = CPU_GET_CLASS(cpu); - target_ulong pc; - int count; - CPUDebug s; - - INIT_DISASSEMBLE_INFO(s.info, out, fprintf); - - s.cpu = cpu; - s.info.read_memory_func = target_read_memory; - s.info.buffer_vma = code; - s.info.buffer_length = size; - s.info.print_address_func = generic_print_address; - -#ifdef TARGET_WORDS_BIGENDIAN - s.info.endian = BFD_ENDIAN_BIG; -#else - s.info.endian = BFD_ENDIAN_LITTLE; -#endif - - if (cc->disas_set_info) { - cc->disas_set_info(cpu, &s.info); - } - -#if defined(TARGET_I386) - if (flags == 2) { - s.info.mach = bfd_mach_x86_64; - } else if (flags == 1) { - s.info.mach = bfd_mach_i386_i8086; - } else { - s.info.mach = bfd_mach_i386_i386; - } - s.info.print_insn = print_insn_i386; -#elif defined(TARGET_PPC) - if ((flags >> 16) & 1) { - s.info.endian = BFD_ENDIAN_LITTLE; - } - if (flags & 0xFFFF) { - /* If we have a precise definition of the instruction set, use it. */ - s.info.mach = flags & 0xFFFF; - } else { -#ifdef TARGET_PPC64 - s.info.mach = bfd_mach_ppc64; -#else - s.info.mach = bfd_mach_ppc; -#endif - } - s.info.disassembler_options = (char *)"any"; - s.info.print_insn = print_insn_ppc; -#endif - if (s.info.print_insn == NULL) { - s.info.print_insn = print_insn_od_target; - } - - for (pc = code; size > 0; pc += count, size -= count) { - fprintf(out, "0x" TARGET_FMT_lx ": ", pc); - count = s.info.print_insn(pc, &s.info); -#if 0 - { - int i; - uint8_t b; - fprintf(out, " {"); - for(i = 0; i < count; i++) { - target_read_memory(pc + i, &b, 1, &s.info); - fprintf(out, " %02x", b); - } - fprintf(out, " }"); - } -#endif - fprintf(out, "\n"); - if (count < 0) - break; - if (size < count) { - fprintf(out, - "Disassembler disagrees with translator over instruction " - "decoding\n" - "Please report this to qemu-devel@nongnu.org\n"); - break; - } - } -} - -/* Disassemble this for me please... (debugging). */ -void disas(FILE *out, void *code, unsigned long size) -{ - uintptr_t pc; - int count; - CPUDebug s; - int (*print_insn)(bfd_vma pc, disassemble_info *info) = NULL; - - INIT_DISASSEMBLE_INFO(s.info, out, fprintf); - s.info.print_address_func = generic_print_host_address; - - s.info.buffer = code; - s.info.buffer_vma = (uintptr_t)code; - s.info.buffer_length = size; - -#ifdef HOST_WORDS_BIGENDIAN - s.info.endian = BFD_ENDIAN_BIG; -#else - s.info.endian = BFD_ENDIAN_LITTLE; -#endif -#if defined(CONFIG_TCG_INTERPRETER) - print_insn = print_insn_tci; -#elif defined(__i386__) - s.info.mach = bfd_mach_i386_i386; - print_insn = print_insn_i386; -#elif defined(__x86_64__) - s.info.mach = bfd_mach_x86_64; - print_insn = print_insn_i386; -#elif defined(_ARCH_PPC) - s.info.disassembler_options = (char *)"any"; - print_insn = print_insn_ppc; -#elif defined(__aarch64__) && defined(CONFIG_ARM_A64_DIS) - print_insn = print_insn_arm_a64; -#elif defined(__alpha__) - print_insn = print_insn_alpha; -#elif defined(__sparc__) - print_insn = print_insn_sparc; - s.info.mach = bfd_mach_sparc_v9b; -#elif defined(__arm__) - print_insn = print_insn_arm; -#elif defined(__MIPSEB__) - print_insn = print_insn_big_mips; -#elif defined(__MIPSEL__) - print_insn = print_insn_little_mips; -#elif defined(__m68k__) - print_insn = print_insn_m68k; -#elif defined(__s390__) - print_insn = print_insn_s390; -#elif defined(__hppa__) - print_insn = print_insn_hppa; -#elif defined(__ia64__) - print_insn = print_insn_ia64; -#endif - if (print_insn == NULL) { - print_insn = print_insn_od_host; - } - for (pc = (uintptr_t)code; size > 0; pc += count, size -= count) { - fprintf(out, "0x%08" PRIxPTR ": ", pc); - count = print_insn(pc, &s.info); - fprintf(out, "\n"); - if (count < 0) - break; - } -} - -/* Look up symbol for debugging purpose. Returns "" if unknown. */ -const char *lookup_symbol(target_ulong orig_addr) -{ - const char *symbol = ""; - struct syminfo *s; - - for (s = syminfos; s; s = s->next) { - symbol = s->lookup_symbol(s, orig_addr); - if (symbol[0] != '\0') { - break; - } - } - - return symbol; -} - -#if !defined(CONFIG_USER_ONLY) - -#include "monitor/monitor.h" - -static int monitor_disas_is_physical; - -static int -monitor_read_memory (bfd_vma memaddr, bfd_byte *myaddr, int length, - struct disassemble_info *info) -{ - CPUDebug *s = container_of(info, CPUDebug, info); - - if (monitor_disas_is_physical) { - cpu_physical_memory_read(memaddr, myaddr, length); - } else { - cpu_memory_rw_debug(s->cpu, memaddr, myaddr, length, 0); - } - return 0; -} - -/* Disassembler for the monitor. - See target_disas for a description of flags. */ -void monitor_disas(Monitor *mon, CPUState *cpu, - target_ulong pc, int nb_insn, int is_physical, int flags) -{ - CPUClass *cc = CPU_GET_CLASS(cpu); - int count, i; - CPUDebug s; - - INIT_DISASSEMBLE_INFO(s.info, (FILE *)mon, monitor_fprintf); - - s.cpu = cpu; - monitor_disas_is_physical = is_physical; - s.info.read_memory_func = monitor_read_memory; - s.info.print_address_func = generic_print_address; - - s.info.buffer_vma = pc; - -#ifdef TARGET_WORDS_BIGENDIAN - s.info.endian = BFD_ENDIAN_BIG; -#else - s.info.endian = BFD_ENDIAN_LITTLE; -#endif - - if (cc->disas_set_info) { - cc->disas_set_info(cpu, &s.info); - } - -#if defined(TARGET_I386) - if (flags == 2) { - s.info.mach = bfd_mach_x86_64; - } else if (flags == 1) { - s.info.mach = bfd_mach_i386_i8086; - } else { - s.info.mach = bfd_mach_i386_i386; - } - s.info.print_insn = print_insn_i386; -#elif defined(TARGET_PPC) - if (flags & 0xFFFF) { - /* If we have a precise definition of the instruction set, use it. */ - s.info.mach = flags & 0xFFFF; - } else { -#ifdef TARGET_PPC64 - s.info.mach = bfd_mach_ppc64; -#else - s.info.mach = bfd_mach_ppc; -#endif - } - if ((flags >> 16) & 1) { - s.info.endian = BFD_ENDIAN_LITTLE; - } - s.info.print_insn = print_insn_ppc; -#endif - if (!s.info.print_insn) { - monitor_printf(mon, "0x" TARGET_FMT_lx - ": Asm output not supported on this arch\n", pc); - return; - } - - for(i = 0; i < nb_insn; i++) { - monitor_printf(mon, "0x" TARGET_FMT_lx ": ", pc); - count = s.info.print_insn(pc, &s.info); - monitor_printf(mon, "\n"); - if (count < 0) - break; - pc += count; - } -} -#endif -- cgit 1.2.3-korg