gcc/config/picochip/libgccExtras/setjmp.asm

   1 // picoChip ASM file
   2 //
   3 //   Support for 32-bit arithmetic shift right.
   4 //
   5 //   Copyright (C) 2003, 2004, 2005, 2008  Free Software Foundation, Inc.
   6 //   Contributed by picoChip Designs Ltd.
   7 //   Maintained by Hariharan Sandanagobalane (hariharan@picochip.com)
   8 //
   9 //   This file is free software; you can redistribute it and/or modify it
  10 //   under the terms of the GNU General Public License as published by the
  11 //   Free Software Foundation; either version 2, or (at your option) any
  12 //   later version.
  13 //
  14 //   In addition to the permissions in the GNU General Public License, the
  15 //   Free Software Foundation gives you unlimited permission to link the
  16 //   compiled version of this file into combinations with other programs,
  17 //   and to distribute those combinations without any restriction coming
  18 //   from the use of this file.  (The General Public License restrictions
  19 //   do apply in other respects; for example, they cover modification of
  20 //   the file, and distribution when not linked into a combine
  21 //   executable.)
  22 //
  23 //   This file is distributed in the hope that it will be useful, but
  24 //   WITHOUT ANY WARRANTY; without even the implied warranty of
  25 //   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  26 //   General Public License for more details.
  27 //
  28 //   You should have received a copy of the GNU General Public License
  29 //   along with this program; see the file COPYING.  If not, write to
  30 //   the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  31 //   Boston, MA 02110-1301, USA.
  32
  33 .section .text
  34
  35 .global _setjmp
  36 _setjmp:
  37 _picoMark_FUNCTION_BEGIN=
  38
  39 // picoChip Function Prologue : &_setjmp = 0 bytes
  40
  41         STL R[3:2],(R0)0
  42         STL R[5:4],(R0)1
  43         STL R[7:6],(R0)2
  44         STL R[9:8],(R0)3
  45         STL R[11:10],(R0)4
  46         STL R[13:12],(R0)5
  47         STW R14,(R0)12
  48         STW R1,(R0)13
  49         JR (R12)
  50 =->     COPY.0 0,R0
  51
  52 // picoChip Function Epilogue : setjmp
  53 //============================================================================
  54 // All DWARF information between this marker, and the END OF DWARF
  55 // marker should be included in the source file. Search for
  56 // FUNCTION_STACK_SIZE_GOES_HERE and FUNCTION NAME GOES HERE, and
  57 // provide the relevent information. Add markers called
  58 // _picoMark_FUNCTION_BEGIN and _picoMark_FUNCTION_END around the
  59 // function in question.
  60 //============================================================================
  61
  62 //============================================================================
  63 // Frame information.
  64 //============================================================================
  65
  66 .section .debug_frame
  67 _picoMark_DebugFrame=
  68
  69 // Common CIE header.
  70 .unalignedInitLong _picoMark_CieEnd-_picoMark_CieBegin
  71 _picoMark_CieBegin=
  72 .unalignedInitLong 0xffffffff
  73 .initByte 0x1   // CIE Version
  74 .ascii 16#0#    // CIE Augmentation
  75 .uleb128 0x1    // CIE Code Alignment Factor
  76 .sleb128 2      // CIE Data Alignment Factor
  77 .initByte 0xc   // CIE RA Column
  78 .initByte 0xc   // DW_CFA_def_cfa
  79 .uleb128 0xd
  80 .uleb128 0x0
  81 .align 2
  82 _picoMark_CieEnd=
  83
  84 // FDE
  85 _picoMark_LSFDE0I900821033007563=
  86 .unalignedInitLong _picoMark_FdeEnd-_picoMark_FdeBegin
  87 _picoMark_FdeBegin=
  88 .unalignedInitLong _picoMark_DebugFrame // FDE CIE offset
  89 .unalignedInitWord _picoMark_FUNCTION_BEGIN     // FDE initial location
  90 .unalignedInitWord _picoMark_FUNCTION_END-_picoMark_FUNCTION_BEGIN
  91 .initByte 0xe   // DW_CFA_def_cfa_offset
  92 .uleb128 0x0    // <-- FUNCTION_STACK_SIZE_GOES_HERE
  93 .initByte 0x4   // DW_CFA_advance_loc4
  94 .unalignedInitLong _picoMark_FUNCTION_END-_picoMark_FUNCTION_BEGIN
  95 .initByte 0xe   // DW_CFA_def_cfa_offset
  96 .uleb128 0x0
  97 .align 2
  98 _picoMark_FdeEnd=
  99
 100 //============================================================================
 101 // Abbrevation information.
 102 //============================================================================
 103
 104 .section .debug_abbrev
 105 _picoMark_ABBREVIATIONS=
 106
 107 .section .debug_abbrev
 108         .uleb128 0x1    // (abbrev code)
 109         .uleb128 0x11   // (TAG: DW_TAG_compile_unit)
 110         .initByte 0x1   // DW_children_yes
 111         .uleb128 0x10   // (DW_AT_stmt_list)
 112         .uleb128 0x6    // (DW_FORM_data4)
 113         .uleb128 0x12   // (DW_AT_high_pc)
 114         .uleb128 0x1    // (DW_FORM_addr)
 115         .uleb128 0x11   // (DW_AT_low_pc)
 116         .uleb128 0x1    // (DW_FORM_addr)
 117         .uleb128 0x25   // (DW_AT_producer)
 118         .uleb128 0x8    // (DW_FORM_string)
 119         .uleb128 0x13   // (DW_AT_language)
 120         .uleb128 0x5    // (DW_FORM_data2)
 121         .uleb128 0x3    // (DW_AT_name)
 122         .uleb128 0x8    // (DW_FORM_string)
 123 .initByte 0x0
 124 .initByte 0x0
 125
 126         .uleb128 0x2    ;# (abbrev code)
 127         .uleb128 0x2e   ;# (TAG: DW_TAG_subprogram)
 128 .initByte 0x0   ;# DW_children_no
 129         .uleb128 0x3    ;# (DW_AT_name)
 130         .uleb128 0x8    ;# (DW_FORM_string)
 131         .uleb128 0x11   ;# (DW_AT_low_pc)
 132         .uleb128 0x1    ;# (DW_FORM_addr)
 133         .uleb128 0x12   ;# (DW_AT_high_pc)
 134         .uleb128 0x1    ;# (DW_FORM_addr)
 135 .initByte 0x0
 136 .initByte 0x0
 137
 138 .initByte 0x0
 139
 140 //============================================================================
 141 // Line information. DwarfLib requires this to be present, but it can
 142 // be empty.
 143 //============================================================================
 144
 145 .section .debug_line
 146 _picoMark_LINES=
 147
 148 //============================================================================
 149 // Debug Information
 150 //============================================================================
 151 .section .debug_info
 152
 153 //Fixed header.
 154 .unalignedInitLong _picoMark_DEBUG_INFO_END-_picoMark_DEBUG_INFO_BEGIN
 155 _picoMark_DEBUG_INFO_BEGIN=
 156 .unalignedInitWord 0x2
 157 .unalignedInitLong _picoMark_ABBREVIATIONS
 158 .initByte 0x2
 159
 160 // Compile unit information.
 161 .uleb128 0x1    // (DIE 0xb) DW_TAG_compile_unit)
 162 .unalignedInitLong _picoMark_LINES
 163 .unalignedInitWord _picoMark_FUNCTION_END
 164 .unalignedInitWord _picoMark_FUNCTION_BEGIN
 165 // Producer is `picoChip'
 166 .ascii 16#70# 16#69# 16#63# 16#6f# 16#43# 16#68# 16#69# 16#70# 16#00#
 167 .unalignedInitWord 0xcafe // ASM language
 168 .ascii 16#0# // Name. DwarfLib expects this to be present.
 169
 170 .uleb128 0x2    ;# (DIE DW_TAG_subprogram)
 171
 172 // FUNCTION NAME GOES HERE. Use `echo name | od -t x1' to get the hex. Each hex
 173 // digit is specified using the format 16#XX#
 174 .ascii 16#73# 16#65# 16#74# 16#6a# 16#6d# 16#70# 16#0# // Function name `setjmp'
 175 .unalignedInitWord _picoMark_FUNCTION_BEGIN     // DW_AT_low_pc
 176 .unalignedInitWord _picoMark_FUNCTION_END       // DW_AT_high_pc
 177
 178 .initByte 0x0   // end of compile unit children.
 179
 180 _picoMark_DEBUG_INFO_END=
 181
 182 //============================================================================
 183 // END OF DWARF
 184 //============================================================================
 185
 186 .section .endFile
 187 // End of picoChip ASM file