annotate src/ppc.ldscript @ 844:047d37eb70d7

[xemacs-hg @ 2002-05-16 13:30:23 by ben] ui fixes for things that were bothering me bytecode.c, editfns.c, lisp.h, lread.c: Fix save-restriction to use markers rather than pseudo-markers (integers representing the amount of text on either side of the region). That way, all inserts are handled correctly, not just those inside old restriction. Add buffer argument to save_restriction_save(). process.c: Clean up very dirty and kludgy code that outputs into a buffer -- use proper unwind protects, etc. font-lock.c: Do save-restriction/widen around the function -- otherwise, incorrect results will ensue when a buffer has been narrowed before a call to e.g. `buffer-syntactic-context' -- something that happens quite often. fileio.c: Look for a handler for make-temp-name. window.c, winslots.h: Try to solve this annoying problem: have two frames displaying the buffer, in different places; in one, temporarily switch away to another buffer and then back -- and you've lost your position; it's reset to the other one in the other frame. My current solution involves window-level caches of buffers and points (also a cache for window-start); when set-window-buffer is called, it looks to see if the buffer was previously visited in the window, and if so, uses the most recent point at that time. (It's a marker, so it handles changes.) #### Note: It could be argued that doing it on the frame level would be better -- e.g. if you visit a buffer temporarily through a grep, and then go back to that buffer, you presumably want the grep's position rather than some previous position provided everything was in the same frame, even though the grep was in another window in the frame. However, doing it on the frame level fails when you have two windows on the same frame. Perhaps we keep both a window and a frame cache, and use the frame cache if there are no other windows on the frame showing the buffer, else the window's cache? This is probably something to be configurable using a specifier. Suggestions please please please? window.c: Clean up a bit code that deals with the annoyance of window-point vs. point. dialog.el: Function to ask a multiple-choice question, automatically choosing a dialog box or minibuffer representation as necessary. Generalized version of yes-or-no-p, y-or-n-p. files.el: Use get-user-response to ask "yes/no/diff" question when recovering. "diff" means that a diff is displayed between the current file and the autosave. (Converts/deconverts escape-quoted as necessary. No more complaints from you, Mr. Turnbull!) One known problem: when a dialog is used, it's modal, so you can't scroll the diff. Will fix soon. lisp-mode.el: If we're filling a string, don't treat semicolon as a comment, which would give very unfriendly results. Uses `buffer-syntactic-context'. simple.el: all changes back to the beginning. (Useful if you've saved the file in the middle of the changes.) simple.el: Add option kill-word-into-kill-ring, which controls whether words deleted with kill-word, backward-kill-word, etc. are "cut" into the kill ring, or "cleared" into nothingness. (My preference is the latter, by far. I'd almost go so far as suggesting we make it the default, as you can always select a word and then cut it if you want it cut.) menubar-items.el: Add option corresponding to kill-word-into-kill-ring.
author ben
date Thu, 16 May 2002 13:30:58 +0000
parents 3ecd8885ac67
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc",
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2 "elf32-powerpc")
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3 OUTPUT_ARCH(powerpc)
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4 ENTRY(_start)
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5 SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/powerpc-unknown-linux-gnulibc1/lib);
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6 /* Do we need any of these for elf?
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7 __DYNAMIC = 0; */
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8 PROVIDE (__stack = 0);
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9 SECTIONS
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10 {
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11 /* Read-only sections, merged into text segment: */
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21 { *(.rela.text) *(.rela.gnu.linkonce.t*) }
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23 { *(.rela.data) *(.rela.gnu.linkonce.d*) }
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39 .text :
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40 {
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54 /* Adjust the address for the data segment. We want to adjust up to
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55 the same address within the page on the next page up. It would
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56 be more correct to do this:
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57 . = .;
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58 The current expression does not correctly handle the case of a
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59 text segment ending precisely at the end of a page; it causes the
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60 data segment to skip a page. The above expression does not have
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61 this problem, but it will currently (2/95) cause BFD to allocate
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62 a single segment, combining both text and data, for this case.
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63 This will prevent the text segment from being shared among
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64 multiple executions of the program; I think that is more
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65 important than losing a page of the virtual address space (note
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66 that no actual memory is lost; the page which is skipped can not
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67 be referenced). */
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68 . = .;
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70 {
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71 *(.data)
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72 *(.gnu.linkonce.d*)
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73 CONSTRUCTORS
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78 /* Put .ctors and .dtors next to the .got2 section, so that the pointers
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79 get relocated with -mrelocatable. Also put in the .fixup pointers.
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80 The current compiler no longer needs this, but keep it around for 2.7.2 */
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81 PROVIDE (_GOT2_START_ = .);
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85 PROVIDE (__CTOR_END__ = .);
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86 PROVIDE (__DTOR_LIST__ = .);
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88 PROVIDE (__DTOR_END__ = .);
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89 PROVIDE (_FIXUP_START_ = .);
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90 .fixup : { *(.fixup) }
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91 PROVIDE (_FIXUP_END_ = .);
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92 PROVIDE (_GOT2_END_ = .);
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93 PROVIDE (_GOT_START_ = .);
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97 /* We want the small data sections together, so single-instruction offsets
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98 can access them all, and initialized data all before uninitialized, so
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99 we can shorten the on-disk segment size. */
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104 {
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105 }
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107 {
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108 PROVIDE (__sbss_start = .);
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109 *(.sbss)
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112 PROVIDE (__bss_start = .);
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115 *(COMMON)
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116 }
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119 /* These are needed for ELF backends which have not yet been
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120 converted to the new style linker. */
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123 /* DWARF debug sections.
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124 Symbols in the DWARF debugging sections are relative to the beginning
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125 of the section so we begin them at 0. */
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126 /* DWARF 1 */
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128 .line 0 : { *(.line) }
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129 /* GNU DWARF 1 extensions */
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132 /* DWARF 1.1 and DWARF 2 */
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134 .debug_pubnames 0 : { *(.debug_pubnames) }
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135 /* DWARF 2 */
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139 .debug_frame 0 : { *(.debug_frame) }
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140 .debug_str 0 : { *(.debug_str) }
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143 /* SGI/MIPS DWARF 2 extensions */
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144 .debug_weaknames 0 : { *(.debug_weaknames) }
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145 .debug_funcnames 0 : { *(.debug_funcnames) }
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146 .debug_typenames 0 : { *(.debug_typenames) }
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147 .debug_varnames 0 : { *(.debug_varnames) }
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148 /* These must appear regardless of . */
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149 }