* config/tc-ppc.c (ppc_frob_symbol): Don't create an aux entry for
an absolute symbol.
This commit is contained in:
Ian Lance Taylor
parent
a7512014c6
commit
cd557d83d6
@ -1,5 +1,13 @@
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Wed Oct 4 14:03:39 1995 Ian Lance Taylor <ian@cygnus.com>
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* config/tc-ppc.c (ppc_frob_symbol): Don't create an aux entry for
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an absolute symbol.
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Tue Oct 3 12:18:19 1995 Ian Lance Taylor <ian@cygnus.com>
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* config/tc-m68k.c (isbyte): Accept all values from -65536 to
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+65535, so ~VAL will not be rejected.
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* cond.c (s_endif): Call demand_empty_rest_of_line. In MRI mode,
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skip characters after the pseudo-op.
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(s_else): Likewise.
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@ -29,6 +29,10 @@
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#include "elf/ppc.h"
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#endif
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#ifdef TE_PE
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#include "coff/pe.h"
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#endif
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/* This is the assembler for the PowerPC or POWER (RS/6000) chips. */
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/* Tell the main code what the endianness is. */
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@ -320,49 +324,6 @@ reg_name_search (name)
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return -1;
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}
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static void insert_reg PARAMS ( (char *regname, int regnum) );
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static void
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insert_reg (regname, regnum)
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char *regname;
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int regnum;
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{
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char buf[100];
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int i;
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symbol_table_insert (
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symbol_new (regname,
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reg_section,
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regnum,
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&zero_address_frag)
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);
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for (i = 0; regname[i]; i++)
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{
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buf[i] = islower (regname[i]) ? toupper (regname[i]) : regname[i];
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}
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buf[i] = '\0';
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symbol_table_insert (
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symbol_new (buf,
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reg_section,
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regnum,
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&zero_address_frag)
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);
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}
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static void
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init_regtable ()
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{
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unsigned int i;
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for (i = 0; i < REG_NAME_CNT && pre_defined_registers[i].name ; ++i)
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{
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insert_reg (pre_defined_registers[i].name,
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pre_defined_registers[i].value);
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}
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}
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#endif
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@ -734,13 +695,6 @@ md_begin ()
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#ifdef TE_PE
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#ifndef NO_SYMBOL_NAMES
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/* FIXME: currently, if you enable the names, you cannot have variables
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with the same names as the symbolic register names.
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*/
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init_regtable ();
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#endif
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ppc_current_section = text_section;
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ppc_previous_section = 0;
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@ -961,6 +915,55 @@ ppc_elf_validate_fix (fixp, seg)
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#endif /* OBJ_ELF */
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#ifdef TE_PE
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/*
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* Summary of register_name().
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*
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* in: Input_line_pointer points to 1st char of operand.
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*
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* out: A expressionS.
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* The operand may have been a register: in this case, X_op == O_register,
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* X_add_number is set to the register number, and truth is returned.
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* Input_line_pointer->(next non-blank) char after operand, or is in its
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* original state.
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*/
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static int
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register_name (expressionP)
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expressionS *expressionP;
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{
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int reg_number;
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char *name;
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char c;
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/* Find the spelling of the operand */
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name = input_line_pointer;
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c = get_symbol_end ();
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reg_number = reg_name_search (name);
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/* look to see if it's in the register table */
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if (reg_number >= 0)
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{
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expressionP->X_op = O_register;
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expressionP->X_add_number = reg_number;
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/* make the rest nice */
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expressionP->X_add_symbol = NULL;
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expressionP->X_op_symbol = NULL;
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*input_line_pointer = c; /* put back the delimiting char */
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return 1;
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}
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else
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{
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/* reset the line as if we had not done anything */
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*input_line_pointer = c; /* put back the delimiting char */
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input_line_pointer = name; /* reset input_line pointer */
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return 0;
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}
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}
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#endif
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/* We need to keep a list of fixups. We can't simply generate them as
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we go, because that would require us to first create the frag, and
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that would screw up references to ``.''. */
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@ -1182,7 +1185,10 @@ md_assemble (str)
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}
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else
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{
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expression (&ex);
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if (!register_name(&ex))
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{
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expression (&ex);
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}
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}
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str = input_line_pointer;
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@ -2371,50 +2377,10 @@ ppc_tc (ignore)
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}
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#ifdef TE_PE
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/* Pseudo-ops specific to the Windows NT PowerPC PE (coff) format */
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/*
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* Section characteristics
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*/
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#define IMAGE_SCN_TYPE_NO_PAD 0x00000008 /* Reserved. */
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#define IMAGE_SCN_CNT_CODE 0x00000020 /* Section contains code. */
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#define IMAGE_SCN_CNT_INITIALIZED_DATA 0x00000040 /* Section contains initialized data. */
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#define IMAGE_SCN_CNT_UNINITIALIZED_DATA 0x00000080 /* Section contains uninitialized data. */
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#define IMAGE_SCN_LNK_OTHER 0x00000100 /* Reserved. */
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#define IMAGE_SCN_LNK_INFO 0x00000200 /* Section contains comments or some other type of information. */
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#define IMAGE_SCN_LNK_REMOVE 0x00000800 /* Section contents will not become part of image. */
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#define IMAGE_SCN_LNK_COMDAT 0x00001000 /* Section contents comdat. */
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#define IMAGE_SCN_MEM_FARDATA 0x00008000
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#define IMAGE_SCN_MEM_PURGEABLE 0x00020000
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#define IMAGE_SCN_MEM_16BIT 0x00020000
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#define IMAGE_SCN_MEM_LOCKED 0x00040000
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#define IMAGE_SCN_MEM_PRELOAD 0x00080000
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#define IMAGE_SCN_ALIGN_1BYTES 0x00100000
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#define IMAGE_SCN_ALIGN_2BYTES 0x00200000
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#define IMAGE_SCN_ALIGN_4BYTES 0x00300000
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#define IMAGE_SCN_ALIGN_8BYTES 0x00400000
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#define IMAGE_SCN_ALIGN_16BYTES 0x00500000 /* Default alignment if no others are specified. */
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#define IMAGE_SCN_ALIGN_32BYTES 0x00600000
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#define IMAGE_SCN_ALIGN_64BYTES 0x00700000
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#define IMAGE_SCN_LNK_NRELOC_OVFL 0x01000000 /* Section contains extended relocations. */
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#define IMAGE_SCN_MEM_DISCARDABLE 0x02000000 /* Section can be discarded. */
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#define IMAGE_SCN_MEM_NOT_CACHED 0x04000000 /* Section is not cachable. */
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#define IMAGE_SCN_MEM_NOT_PAGED 0x08000000 /* Section is not pageable. */
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#define IMAGE_SCN_MEM_SHARED 0x10000000 /* Section is shareable. */
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#define IMAGE_SCN_MEM_EXECUTE 0x20000000 /* Section is executable. */
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#define IMAGE_SCN_MEM_READ 0x40000000 /* Section is readable. */
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#define IMAGE_SCN_MEM_WRITE 0x80000000 /* Section is writeable. */
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/* Set the current section. */
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static void
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ppc_set_current_section (new)
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segT new;
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@ -2758,6 +2724,11 @@ ppc_pe_comm(lcomm)
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* additions/changes for the moto-pas assembler support. There are three
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* categories:
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*
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* FIXME: I just noticed this. This doesn't work at all really. It it
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* setting bits that bfd probably neither understands or uses. The
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* correct approach (?) will have to incorporate extra fields attached
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* to the section to hold the system specific stuff. (krk)
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*
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* Section Contents:
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* 'a' - unknown - referred to in documentation, but no definition supplied
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* 'c' - section has code
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@ -2852,15 +2823,8 @@ ppc_pe_section (ignore)
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case 'R': /* Remove section at link time */
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flags |= SEC_NEVER_LOAD;
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break;
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/* Section Protection */
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#if 0
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#define IMAGE_SCN_MEM_SHARED 0x10000000 /* Section is shareable. */
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#define IMAGE_SCN_MEM_EXECUTE 0x20000000 /* Section is executable. */
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#define IMAGE_SCN_MEM_READ 0x40000000 /* Section is readable. */
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#define IMAGE_SCN_MEM_WRITE 0x80000000 /* Section is writeable. */
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#endif
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case 'r': /* section is readable */
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flags |= IMAGE_SCN_MEM_READ;
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break;
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@ -2875,16 +2839,6 @@ ppc_pe_section (ignore)
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break;
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/* Section Alignment */
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#if 0
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#define IMAGE_SCN_ALIGN_1BYTES 0x00100000
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#define IMAGE_SCN_ALIGN_2BYTES 0x00200000
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#define IMAGE_SCN_ALIGN_4BYTES 0x00300000
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#define IMAGE_SCN_ALIGN_8BYTES 0x00400000
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#define IMAGE_SCN_ALIGN_16BYTES 0x00500000 /* Default alignment if no others are specified. */
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#define IMAGE_SCN_ALIGN_32BYTES 0x00600000
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#define IMAGE_SCN_ALIGN_64BYTES 0x00700000
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#endif
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case '0': /* align to byte boundary */
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flags |= IMAGE_SCN_ALIGN_1BYTES;
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align = 0;
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@ -2938,18 +2892,6 @@ ppc_pe_section (ignore)
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bfd_errmsg (bfd_get_error ()));
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}
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/* FIXME: Make sure the winnt alignment bits get set */
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#if 0
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#define IMAGE_SCN_ALIGN_1BYTES 0x00100000
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#define IMAGE_SCN_ALIGN_2BYTES 0x00200000
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#define IMAGE_SCN_ALIGN_4BYTES 0x00300000
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#define IMAGE_SCN_ALIGN_8BYTES 0x00400000
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#define IMAGE_SCN_ALIGN_16BYTES 0x00500000 /* Default alignment if no others are specified. */
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#define IMAGE_SCN_ALIGN_32BYTES 0x00600000
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#define IMAGE_SCN_ALIGN_64BYTES 0x00700000
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#endif
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bfd_set_section_alignment(stdoutput, sec, align);
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}
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@ -3217,8 +3159,9 @@ ppc_frob_symbol (sym)
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&& S_GET_SEGMENT (sym) != ppc_coff_debug_section)
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S_SET_STORAGE_CLASS (sym, C_HIDEXT);
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if (S_GET_STORAGE_CLASS (sym) == C_EXT
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|| S_GET_STORAGE_CLASS (sym) == C_HIDEXT)
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if ((S_GET_STORAGE_CLASS (sym) == C_EXT
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|| S_GET_STORAGE_CLASS (sym) == C_HIDEXT)
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&& S_GET_SEGMENT (sym) != absolute_section)
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{
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int i;
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union internal_auxent *a;
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