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This applies the second part of GDB's End of Year Procedure, which
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Update copyright year range in all GDB files.
185 lines
5.7 KiB
C
185 lines
5.7 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2004-2017 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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void li_stw (void);
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void stack_check_probe_1 (void);
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void stack_check_probe_2 (void);
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void stack_check_probe_loop_1 (void);
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void stack_check_probe_loop_2 (void);
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int
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main (void)
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{
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li_stw ();
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stack_check_probe_1 ();
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stack_check_probe_2 ();
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stack_check_probe_loop_1 ();
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stack_check_probe_loop_2 ();
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return 0;
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}
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/* Asm for procedure li_stw().
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The purpose of this function is to verify that GDB does not
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include the li insn as part of the function prologue (only part
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of the prologue if part of a pair of insns saving vector registers).
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Similarly, GDB should not include the stw insn following the li insn,
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because the source register is not used for parameter passing. */
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asm (" .csect .text[PR]\n"
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" .align 2\n"
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" .lglobl .li_stw\n"
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" .csect li_stw[DS]\n"
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"li_stw:\n"
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" .long .li_stw, TOC[tc0], 0\n"
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" .csect .text[PR]\n"
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".li_stw:\n"
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" stw 31,-4(1)\n"
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" stwu 1,-48(1)\n"
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" mr 31,1\n"
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" stw 11,24(31)\n"
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" li 0,8765\n"
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" stw 0,28(31)\n"
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" lwz 1,0(1)\n"
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" lwz 31,-4(1)\n"
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" blr\n");
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/* Asm for procedure stack_check_probe_1().
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The purpose of this function is to verify that GDB can skip the stack
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checking probing at the beginning of the prologue. */
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asm (" .csect .text[PR]\n"
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" .align 2\n"
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" .globl stack_check_probe_1\n"
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" .globl .stack_check_probe_1\n"
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" .csect stack_check_probe_1[DS]\n"
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"stack_check_probe_1:\n"
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" .long .stack_check_probe_1, TOC[tc0], 0\n"
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" .csect .text[PR]\n"
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".stack_check_probe_1:\n"
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" stw 0,-12336(1)\n"
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" stw 31,-4(1)\n"
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" stwu 1,-48(1)\n"
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" mr 31,1\n"
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" lwz 1,0(1)\n"
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" lwz 31,-4(1)\n"
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" blr\n");
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/* Asm for procedure stack_check_probe_2 ().
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Similar to stack_check_probe_1, but with a different probing sequence
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(several probes). */
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asm (" .csect .text[PR]\n"
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" .align 2\n"
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" .globl stack_check_probe_2\n"
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" .globl .stack_check_probe_2\n"
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" .csect stack_check_probe_2[DS]\n"
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"stack_check_probe_2:\n"
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" .long .stack_check_probe_2, TOC[tc0], 0\n"
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" .csect .text[PR]\n"
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".stack_check_probe_2:\n"
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" stw 0,-16384(1)\n"
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" stw 0,-20480(1)\n"
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" stw 0,-24576(1)\n"
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" stw 0,-28672(1)\n"
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" stw 0,-28752(1)\n"
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" mflr 0\n"
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" stw 31,-4(1)\n"
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" stw 0,8(1)\n"
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" stwu 1,-16464(1)\n"
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" mr 31,1\n"
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" lwz 1,0(1)\n"
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" lwz 0,8(1)\n"
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" mtlr 0\n"
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" lwz 31,-4(1)\n"
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" blr\n");
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/* Asm for procedure stack_check_probe_loop_1() and stack_check_probe_loop_2().
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Similar to stack_check_probe_1, but with a different probing sequence
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(probing loop). */
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asm (" .csect .text[PR]\n"
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" .align 2\n"
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" .globl stack_check_probe_loop_1\n"
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" .globl .stack_check_probe_loop_1\n"
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" .csect stack_check_probe_loop_1[DS]\n"
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"stack_check_probe_loop_1:\n"
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" .long .stack_check_probe_loop_1, TOC[tc0], 0\n"
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" .csect .text[PR]\n"
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".stack_check_probe_loop_1:\n"
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" addi 12,1,-12288\n"
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" lis 0,-8\n"
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" ori 0,0,4096\n"
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" add 0,12,0\n"
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"LPSRL1..0:\n"
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" cmpw 0,12,0\n"
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" beq 0,LPSRE1..0\n"
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" addi 12,12,-4096\n"
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" stw 0,0(12)\n"
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" b LPSRL1..0\n"
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"LPSRE1..0:\n"
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" stw 0,-4080(12)\n"
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" mflr 0\n"
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" stw 31,-4(1)\n"
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" stw 0,8(1)\n"
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" lis 0,0xfff8\n"
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" ori 0,0,16\n"
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" stwux 1,1,0\n"
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" mr 31,1\n"
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" lwz 1,0(1)\n"
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" lwz 0,8(1)\n"
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" mtlr 0\n"
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" lwz 31,-4(1)\n"
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" blr\n");
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asm (" .csect .text[PR]\n"
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" .align 2\n"
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" .globl stack_check_probe_loop_2\n"
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" .globl .stack_check_probe_loop_2\n"
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" .csect stack_check_probe_loop_2[DS]\n"
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"stack_check_probe_loop_2:\n"
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" .long .stack_check_probe_loop_2, TOC[tc0], 0\n"
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" .csect .text[PR]\n"
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".stack_check_probe_loop_2:\n"
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" addi 12,1,-12288\n"
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" lis 0,-8\n"
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" add 0,12,0\n"
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"LPSRL2..0:\n"
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" cmpw 0,12,0\n"
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" beq 0,LPSRE2..0\n"
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" addi 12,12,-4096\n"
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" stw 0,0(12)\n"
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" b LPSRL2..0\n"
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"LPSRE2..0:\n"
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" mflr 0\n"
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" stw 31,-4(1)\n"
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" stw 0,8(1)\n"
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" lis 0,0xfff8\n"
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" ori 0,0,16\n"
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" stwux 1,1,0\n"
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" mr 31,1\n"
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" lwz 1,0(1)\n"
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" lwz 0,8(1)\n"
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" mtlr 0\n"
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" lwz 31,-4(1)\n"
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" blr\n");
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