From: Daniel Jacobowitz Date: Tue, 23 Jan 2007 13:06:32 +0000 (+0000) Subject: * m32c-tdep.c (make_regs, m32c_analyze_prologue) X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f79b9530c6202260e8d97ca1ab37d0c2fcf63f7d;p=binutils-gdb.git * m32c-tdep.c (make_regs, m32c_analyze_prologue) (m32c_skip_trampoline_code, m32c_m16c_address_to_pointer) (m32c_m16c_pointer_to_address): Separate code from declarations. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 3e1f75e94ec..f053ca346f1 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,9 @@ +2007-01-23 Masaki Muranaka + + * m32c-tdep.c (make_regs, m32c_analyze_prologue) + (m32c_skip_trampoline_code, m32c_m16c_address_to_pointer) + (m32c_m16c_pointer_to_address): Separate code from declarations. + 2007-01-23 Nick Hudson * target.c (update_current_target): Correct typo. diff --git a/gdb/m32c-tdep.c b/gdb/m32c-tdep.c index 5c8f4fbc381..cb8a7add52c 100644 --- a/gdb/m32c-tdep.c +++ b/gdb/m32c-tdep.c @@ -782,6 +782,28 @@ make_regs (struct gdbarch *arch) { struct gdbarch_tdep *tdep = gdbarch_tdep (arch); int mach = gdbarch_bfd_arch_info (arch)->mach; + int num_raw_regs; + int num_cooked_regs; + + struct m32c_reg *r0; + struct m32c_reg *r1; + struct m32c_reg *r2; + struct m32c_reg *r3; + struct m32c_reg *a0; + struct m32c_reg *a1; + struct m32c_reg *fb; + struct m32c_reg *sb; + struct m32c_reg *sp; + struct m32c_reg *r0hl; + struct m32c_reg *r1hl; + struct m32c_reg *r2hl; + struct m32c_reg *r3hl; + struct m32c_reg *intbhl; + struct m32c_reg *r2r0; + struct m32c_reg *r3r1; + struct m32c_reg *r3r1r2r0; + struct m32c_reg *r3r2r1r0; + struct m32c_reg *a1a0; struct m32c_reg *raw_r0_pair = RBD (r0); struct m32c_reg *raw_r1_pair = RBD (r1); @@ -816,50 +838,48 @@ make_regs (struct gdbarch *arch) struct m32c_reg *dra01 = DMA (RP (dra, tdep->data_addr_reg_type)); } - int num_raw_regs = tdep->num_regs; + num_raw_regs = tdep->num_regs; - struct m32c_reg *r0 = G (CB (r0, raw_r0_pair)); - struct m32c_reg *r1 = G (CB (r1, raw_r1_pair)); - struct m32c_reg *r2 = G (CB (r2, raw_r2_pair)); - struct m32c_reg *r3 = G (CB (r3, raw_r3_pair)); - struct m32c_reg *a0 = G (CB (a0, raw_a0_pair)); - struct m32c_reg *a1 = G (CB (a1, raw_a1_pair)); - struct m32c_reg *fb = G (CB (fb, raw_fb_pair)); + r0 = G (CB (r0, raw_r0_pair)); + r1 = G (CB (r1, raw_r1_pair)); + r2 = G (CB (r2, raw_r2_pair)); + r3 = G (CB (r3, raw_r3_pair)); + a0 = G (CB (a0, raw_a0_pair)); + a1 = G (CB (a1, raw_a1_pair)); + fb = G (CB (fb, raw_fb_pair)); /* sb is banked on the bfd_mach_m32c, but not on bfd_mach_m16c. Specify custom read/write functions that do the right thing. */ - struct m32c_reg *sb - = G (add_reg (arch, "sb", raw_sb_pair->type, 0, - m32c_sb_read, m32c_sb_write, - raw_sb_pair, raw_sb_pair + 1, 0)); + sb = G (add_reg (arch, "sb", raw_sb_pair->type, 0, + m32c_sb_read, m32c_sb_write, + raw_sb_pair, raw_sb_pair + 1, 0)); /* The current sp is either usp or isp, depending on the value of the FLG register's U bit. */ - struct m32c_reg *sp - = G (add_reg (arch, "sp", usp->type, 0, - m32c_banked_read, m32c_banked_write, isp, usp, FLAGBIT_U)); + sp = G (add_reg (arch, "sp", usp->type, 0, + m32c_banked_read, m32c_banked_write, + isp, usp, FLAGBIT_U)); - struct m32c_reg *r0hl = CHL (r0, tdep->int8); - struct m32c_reg *r1hl = CHL (r1, tdep->int8); - struct m32c_reg *r2hl = CHL (r2, tdep->int8); - struct m32c_reg *r3hl = CHL (r3, tdep->int8); - struct m32c_reg *intbhl = CHL (intb, tdep->int16); + r0hl = CHL (r0, tdep->int8); + r1hl = CHL (r1, tdep->int8); + r2hl = CHL (r2, tdep->int8); + r3hl = CHL (r3, tdep->int8); + intbhl = CHL (intb, tdep->int16); - struct m32c_reg *r2r0 = CCAT (r2, r0, tdep->int32); - struct m32c_reg *r3r1 = CCAT (r3, r1, tdep->int32); - struct m32c_reg *r3r1r2r0 = CCAT (r3r1, r2r0, tdep->int64); + r2r0 = CCAT (r2, r0, tdep->int32); + r3r1 = CCAT (r3, r1, tdep->int32); + r3r1r2r0 = CCAT (r3r1, r2r0, tdep->int64); - struct m32c_reg *r3r2r1r0 + r3r2r1r0 = add_reg (arch, "r3r2r1r0", tdep->int64, 0, m32c_r3r2r1r0_read, m32c_r3r2r1r0_write, NULL, NULL, 0); - struct m32c_reg *a1a0; if (mach == bfd_mach_m16c) a1a0 = CCAT (a1, a0, tdep->int32); else a1a0 = NULL; - int num_cooked_regs = tdep->num_regs - num_raw_regs; + num_cooked_regs = tdep->num_regs - num_raw_regs; tdep->pc = pc; tdep->flg = flg; @@ -1592,14 +1612,16 @@ m32c_analyze_prologue (struct gdbarch *arch, else if ((st.insn[0] & 0xfe) == 0x72) { int size = (st.insn[0] & 0x01) ? 2 : 1; - + struct srcdest src; + struct srcdest dest; + pv_t src_value; st.next_addr += 2; - struct srcdest src + src = m32c_decode_srcdest4 (&st, (st.insn[1] >> 4) & 0xf, size); - struct srcdest dest + dest = m32c_decode_srcdest4 (&st, st.insn[1] & 0xf, size); - pv_t src_value = m32c_srcdest_fetch (&st, src, size); + src_value = m32c_srcdest_fetch (&st, src, size); if (m32c_is_arg_spill (&st, dest, src_value)) after_last_frame_related_insn = st.next_addr; @@ -1677,18 +1699,20 @@ m32c_analyze_prologue (struct gdbarch *arch, && m32c_get_src23 (&st.insn[i]) < 20 && m32c_get_dest23 (&st.insn[i]) < 20) { + struct srcdest src; + struct srcdest dest; + pv_t src_value; int bw = st.insn[i] & 0x01; int size = bw ? 2 : 1; - st.next_addr += 2; - struct srcdest src + src = m32c_decode_sd23 (&st, m32c_get_src23 (&st.insn[i]), size, src_indirect); - struct srcdest dest + dest = m32c_decode_sd23 (&st, m32c_get_dest23 (&st.insn[i]), size, dest_indirect); - pv_t src_value = m32c_srcdest_fetch (&st, src, size); + src_value = m32c_srcdest_fetch (&st, src, size); if (m32c_is_arg_spill (&st, dest, src_value)) after_last_frame_related_insn = st.next_addr; @@ -2405,13 +2429,18 @@ m32c_skip_trampoline_code (CORE_ADDR stop_pc) static void m32c_m16c_address_to_pointer (struct type *type, gdb_byte *buf, CORE_ADDR addr) { + enum type_code target_code; gdb_assert (TYPE_CODE (type) == TYPE_CODE_PTR || TYPE_CODE (type) == TYPE_CODE_REF); - enum type_code target_code = TYPE_CODE (TYPE_TARGET_TYPE (type)); + target_code = TYPE_CODE (TYPE_TARGET_TYPE (type)); if (target_code == TYPE_CODE_FUNC || target_code == TYPE_CODE_METHOD) { + char *func_name; + char *tramp_name; + struct minimal_symbol *tramp_msym; + /* Try to find a linker symbol at this address. */ struct minimal_symbol *func_msym = lookup_minimal_symbol_by_pc (addr); @@ -2420,14 +2449,13 @@ m32c_m16c_address_to_pointer (struct type *type, gdb_byte *buf, CORE_ADDR addr) "couldn't find a symbol at that address, to find trampoline.", paddr_nz (addr)); - char *func_name = SYMBOL_LINKAGE_NAME (func_msym); - char *tramp_name = xmalloc (strlen (func_name) + 5); + func_name = SYMBOL_LINKAGE_NAME (func_msym); + tramp_name = xmalloc (strlen (func_name) + 5); strcpy (tramp_name, func_name); strcat (tramp_name, ".plt"); /* Try to find a linker symbol for the trampoline. */ - struct minimal_symbol *tramp_msym - = lookup_minimal_symbol (tramp_name, NULL, NULL); + tramp_msym = lookup_minimal_symbol (tramp_name, NULL, NULL); /* We've either got another copy of the name now, or don't need the name any more. */ @@ -2449,12 +2477,15 @@ m32c_m16c_address_to_pointer (struct type *type, gdb_byte *buf, CORE_ADDR addr) static CORE_ADDR m32c_m16c_pointer_to_address (struct type *type, const gdb_byte *buf) { + CORE_ADDR ptr; + enum type_code target_code; + gdb_assert (TYPE_CODE (type) == TYPE_CODE_PTR || TYPE_CODE (type) == TYPE_CODE_REF); - CORE_ADDR ptr = extract_unsigned_integer (buf, TYPE_LENGTH (type)); + ptr = extract_unsigned_integer (buf, TYPE_LENGTH (type)); - enum type_code target_code = TYPE_CODE (TYPE_TARGET_TYPE (type)); + target_code = TYPE_CODE (TYPE_TARGET_TYPE (type)); if (target_code == TYPE_CODE_FUNC || target_code == TYPE_CODE_METHOD) { @@ -2470,6 +2501,7 @@ m32c_m16c_pointer_to_address (struct type *type, const gdb_byte *buf) if (len > 4 && strcmp (ptr_msym_name + len - 4, ".plt") == 0) { + struct minimal_symbol *func_msym; /* We have a .plt symbol; try to find the symbol for the corresponding function. @@ -2479,7 +2511,7 @@ m32c_m16c_pointer_to_address (struct type *type, const gdb_byte *buf) char *func_name = xmalloc (len - 4 + 1); memcpy (func_name, ptr_msym_name, len - 4); func_name[len - 4] = '\0'; - struct minimal_symbol *func_msym + func_msym = lookup_minimal_symbol (func_name, NULL, NULL); /* If we do have such a symbol, return its value as the