From 648d0c8bb09fb20b3b5e6fafebf4d21d99486356 Mon Sep 17 00:00:00 2001 From: Michael Snyder Date: Mon, 8 Mar 2010 01:36:56 +0000 Subject: [PATCH] 2010-03-07 Michael Snyder * i386-tdep.c (i386_record_lea_modrm_addr): Rename local variables tmpu8, tmpi16, tmpi32, tmpulongest to addr8, addr16, addr32, addr64. (i386_record_push): Rename local tmpulongest to addr. (i386_process_record): Rename local tmpulongest to addr. --- gdb/ChangeLog | 11 +++- gdb/i386-tdep.c | 145 ++++++++++++++++++++++++------------------------ 2 files changed, 83 insertions(+), 73 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index dedfa25d4c..faff013885 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,7 +1,14 @@ 2010-03-07 Michael Snyder - * i386-tdep.c (i386_process_record): Rename local variables - tmpu16, tmpu32, tmpu64 to addr16, addr32, addr64. + * i386-tdep.c (i386_record_lea_modrm_addr): Rename local variables + tmpu8, tmpi16, tmpi32, tmpulongest to addr8, addr16, addr32, addr64. + + (i386_record_push): Rename local tmpulongest to addr. + + (i386_process_record): Rename local tmpulongest to addr. + + Rename local variables tmpu16, tmpu32, tmpu64 to addr16, addr32, + addr64. Rename local variable tmpu8 to opcode8 and regnum. diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index 41da3d6734..bcda17ca38 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -2948,10 +2948,10 @@ static int i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) { struct gdbarch *gdbarch = irp->gdbarch; - uint8_t tmpu8; - int16_t tmpi16; - int32_t tmpi32; - ULONGEST tmpulongest; + int8_t addr8; + int16_t addr16; + int32_t addr32; + ULONGEST addr64; *addr = 0; if (irp->aflag) @@ -2959,13 +2959,14 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) /* 32 bits */ int havesib = 0; uint8_t scale = 0; + uint8_t byte; uint8_t index = 0; uint8_t base = irp->rm; if (base == 4) { havesib = 1; - if (target_read_memory (irp->addr, &tmpu8, 1)) + if (target_read_memory (irp->addr, &byte, 1)) { if (record_debug) printf_unfiltered (_("Process record: error reading memory " @@ -2974,9 +2975,9 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) return -1; } irp->addr++; - scale = (tmpu8 >> 6) & 3; - index = ((tmpu8 >> 3) & 7) | irp->rex_x; - base = (tmpu8 & 7); + scale = (byte >> 6) & 3; + index = ((byte >> 3) & 7) | irp->rex_x; + base = (byte & 7); } base |= irp->rex_b; @@ -2986,7 +2987,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) if ((base & 7) == 5) { base = 0xff; - if (target_read_memory (irp->addr, (gdb_byte *) &tmpi32, 4)) + if (target_read_memory (irp->addr, (gdb_byte *) &addr32, 4)) { if (record_debug) printf_unfiltered (_("Process record: error reading " @@ -2995,7 +2996,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) return -1; } irp->addr += 4; - *addr = tmpi32; + *addr = addr32; if (irp->regmap[X86_RECORD_R8_REGNUM] && !havesib) *addr += irp->addr + irp->rip_offset; } @@ -3005,7 +3006,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) } break; case 1: - if (target_read_memory (irp->addr, &tmpu8, 1)) + if (target_read_memory (irp->addr, &addr8, 1)) { if (record_debug) printf_unfiltered (_("Process record: error reading memory " @@ -3014,10 +3015,10 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) return -1; } irp->addr++; - *addr = (int8_t) tmpu8; + *addr = addr8; break; case 2: - if (target_read_memory (irp->addr, (gdb_byte *) &tmpi32, 4)) + if (target_read_memory (irp->addr, (gdb_byte *) &addr32, 4)) { if (record_debug) printf_unfiltered (_("Process record: error reading memory " @@ -3025,34 +3026,34 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) paddress (gdbarch, irp->addr)); return -1; } - *addr = tmpi32; + *addr = addr32; irp->addr += 4; break; } - tmpulongest = 0; + addr64 = 0; if (base != 0xff) { if (base == 4 && irp->popl_esp_hack) *addr += irp->popl_esp_hack; regcache_raw_read_unsigned (irp->regcache, irp->regmap[base], - &tmpulongest); + &addr64); } if (irp->aflag == 2) { - *addr += tmpulongest; + *addr += addr64; } else - *addr = (uint32_t) (tmpulongest + *addr); + *addr = (uint32_t) (addr64 + *addr); if (havesib && (index != 4 || scale != 0)) { regcache_raw_read_unsigned (irp->regcache, irp->regmap[index], - &tmpulongest); + &addr64); if (irp->aflag == 2) - *addr += tmpulongest << scale; + *addr += addr64 << scale; else - *addr = (uint32_t) (*addr + (tmpulongest << scale)); + *addr = (uint32_t) (*addr + (addr64 << scale)); } } else @@ -3063,8 +3064,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) case 0: if (irp->rm == 6) { - if (target_read_memory - (irp->addr, (gdb_byte *) &tmpi16, 2)) + if (target_read_memory (irp->addr, (gdb_byte *) &addr16, 2)) { if (record_debug) printf_unfiltered (_("Process record: error reading " @@ -3073,7 +3073,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) return -1; } irp->addr += 2; - *addr = tmpi16; + *addr = addr16; irp->rm = 0; goto no_rm; } @@ -3083,7 +3083,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) } break; case 1: - if (target_read_memory (irp->addr, &tmpu8, 1)) + if (target_read_memory (irp->addr, &addr8, 1)) { if (record_debug) printf_unfiltered (_("Process record: error reading memory " @@ -3092,10 +3092,10 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) return -1; } irp->addr++; - *addr = (int8_t) tmpu8; + *addr = addr8; break; case 2: - if (target_read_memory (irp->addr, (gdb_byte *) &tmpi16, 2)) + if (target_read_memory (irp->addr, (gdb_byte *) &addr16, 2)) { if (record_debug) printf_unfiltered (_("Process record: error reading memory " @@ -3104,7 +3104,7 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) return -1; } irp->addr += 2; - *addr = tmpi16; + *addr = addr16; break; } @@ -3113,66 +3113,66 @@ i386_record_lea_modrm_addr (struct i386_record_s *irp, uint64_t *addr) case 0: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REBX_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_RESI_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 1: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REBX_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REDI_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 2: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REBP_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_RESI_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 3: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REBP_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REDI_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 4: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_RESI_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 5: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REDI_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 6: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REBP_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; case 7: regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_REBX_REGNUM], - &tmpulongest); - *addr = (uint32_t) (*addr + tmpulongest); + &addr64); + *addr = (uint32_t) (*addr + addr64); break; } *addr &= 0xffff; @@ -3216,15 +3216,15 @@ i386_record_lea_modrm (struct i386_record_s *irp) static int i386_record_push (struct i386_record_s *irp, int size) { - ULONGEST tmpulongest; + ULONGEST addr; if (record_arch_list_add_reg (irp->regcache, irp->regmap[X86_RECORD_RESP_REGNUM])) return -1; regcache_raw_read_unsigned (irp->regcache, irp->regmap[X86_RECORD_RESP_REGNUM], - &tmpulongest); - if (record_arch_list_add_mem ((CORE_ADDR) tmpulongest - size, size)) + &addr); + if (record_arch_list_add_mem ((CORE_ADDR) addr - size, size)) return -1; return 0; @@ -3307,13 +3307,13 @@ static int i386_record_floats (struct gdbarch *gdbarch, int i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, - CORE_ADDR addr) + CORE_ADDR input_addr) { int prefixes = 0; int regnum; uint32_t opcode; uint8_t opcode8; - ULONGEST tmpulongest; + ULONGEST addr; struct i386_record_s ir; struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); int rex = 0; @@ -3322,8 +3322,8 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, memset (&ir, 0, sizeof (struct i386_record_s)); ir.regcache = regcache; - ir.addr = addr; - ir.orig_addr = addr; + ir.addr = input_addr; + ir.orig_addr = input_addr; ir.aflag = 1; ir.dflag = 1; ir.override = -1; @@ -4100,7 +4100,9 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, ir.ot = ir.dflag + OT_WORD; if (ir.aflag == 2) { - if (target_read_memory (ir.addr, (gdb_byte *) &addr, 8)) + uint64_t addr64; + + if (target_read_memory (ir.addr, (gdb_byte *) &addr64, 8)) { if (record_debug) printf_unfiltered (_("Process record: error reading " @@ -4109,6 +4111,7 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, return -1; } ir.addr += 8; + addr = addr64; } else if (ir.aflag) { @@ -4123,7 +4126,7 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, return -1; } ir.addr += 4; - tmpulongest = addr32; + addr = addr32; } else { @@ -4138,9 +4141,9 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, return -1; } ir.addr += 2; - tmpulongest = addr16; + addr = addr16; } - if (record_arch_list_add_mem (tmpulongest, 1 << ir.ot)) + if (record_arch_list_add_mem (addr, 1 << ir.ot)) return -1; } break; @@ -4748,8 +4751,8 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, case 0x6d: regcache_raw_read_unsigned (ir.regcache, ir.regmap[X86_RECORD_RECX_REGNUM], - &tmpulongest); - if (tmpulongest) + &addr); + if (addr) { ULONGEST es, ds; @@ -4759,7 +4762,7 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, ir.ot = ir.dflag + OT_WORD; regcache_raw_read_unsigned (ir.regcache, ir.regmap[X86_RECORD_REDI_REGNUM], - &tmpulongest); + &addr); regcache_raw_read_unsigned (ir.regcache, ir.regmap[X86_RECORD_ES_REGNUM], @@ -4778,7 +4781,7 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, } else { - if (record_arch_list_add_mem (tmpulongest, 1 << ir.ot)) + if (record_arch_list_add_mem (addr, 1 << ir.ot)) return -1; } @@ -5044,17 +5047,17 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache, return -1; regcache_raw_read_unsigned (ir.regcache, ir.regmap[ir.reg | rex_r], - &tmpulongest); + &addr); switch (ir.dflag) { case 0: - addr64 += ((int16_t) tmpulongest >> 4) << 4; + addr64 += ((int16_t) addr >> 4) << 4; break; case 1: - addr64 += ((int32_t) tmpulongest >> 5) << 5; + addr64 += ((int32_t) addr >> 5) << 5; break; case 2: - addr64 += ((int64_t) tmpulongest >> 6) << 6; + addr64 += ((int64_t) addr >> 6) << 6; break; } if (record_arch_list_add_mem (addr64, 1 << ir.ot)) -- 2.34.1