35669430c8
(EAX_REG_NUM,ECX_REG_NUM,EDX_REGNUM,EBX_REG_NUM,ESI_REG_NUM) (EDI_REG_NUM): New macros. (MODRM_MOD_FIELD,MODRM_REG_FIELD,MODRM_RM_FIELD): New macros. (SIB_SCALE_FIELD,SIB_INDEX_FIELD,SIB_BASE_FIELD): New macros. (REG_PREFIX_P): New macro. * amd64-tdep.h (amd64_displaced_step_copy_insn): Declare. (amd64_displaced_step_fixup): Declare. * amd64-tdep.c: #include opcode/i386.h, dis-asm.h. (amd64_arch_regmap): Move out of amd64_analyze_stack_align and make static global. (amd64_arch_regmap_len): New static global. (amd64_arch_reg_to_regnum): New function. (struct amd64_insn): New struct. (struct displaced_step_closure): New struct. (onebyte_has_modrm,twobyte_has_modrm): New static globals. (rex_prefix_p,skip_prefixes) (amd64_insn_length_fprintf,amd64_insn_length_init_dis) (amd64_insn_length,amd64_get_unused_input_int_reg) (amd64_get_insn_details,fixup_riprel,fixup_displaced_copy) (amd64_displaced_step_copy_insn) (amd64_absolute_jmp_p,amd64_absolute_call_p,amd64_ret_p) (amd64_call_p,amd64_breakpoint_p,amd64_syscall_p) (amd64_displaced_step_fixup): New functions. * amd64-linux-tdep.c: #include arch-utils.h. (amd64_linux_init_abi): Install displaced stepping support. * gdb.arch/amd64-disp-step.S: New file. * gdb.arch/amd64-disp-step.exp: New file. * gdb.arch/i386-disp-step.S: New file. * gdb.arch/i386-disp-step.exp: New file.
112 lines
2.9 KiB
Text
112 lines
2.9 KiB
Text
# Copyright 2009 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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#
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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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#
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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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# This file is part of the gdb testsuite.
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# Test i386 displaced stepping.
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if $tracelevel {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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if ![istarget "i?86-*-linux*"] then {
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verbose "Skipping x86 displaced stepping tests."
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return
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}
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set testfile "i386-disp-step"
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set srcfile ${testfile}.S
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set binfile ${objdir}/${subdir}/${testfile}
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set additional_flags "-Wa,-g"
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
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untested i386-disp-step.exp
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return -1
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}
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# Get things started.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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gdb_test "set displaced-stepping on" ""
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gdb_test "show displaced-stepping" ".* displaced stepping .* is on.*"
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if ![runto_main] then {
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fail "Can't run to main"
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return 0
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}
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##########################################
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# Test call/ret.
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gdb_test "break test_call" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_call"
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gdb_test "break test_call_end" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_call_end"
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gdb_test "break test_ret" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_ret"
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gdb_test "break test_ret_end" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_ret_end"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*, test_call ().*" \
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"continue to test_call"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*, test_call_end ().*" \
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"continue to test_call_end"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*, test_ret ().*" \
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"continue to test_ret"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*, test_ret_end ().*" \
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"continue to test_ret_end"
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##########################################
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# Test syscall.
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gdb_test "break test_syscall" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_syscall"
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gdb_test "break test_syscall_end" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_syscall_end"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*, test_syscall ().*" \
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"continue to test_syscall"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*, test_syscall_end ().*" \
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"continue to test_syscall_end"
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##########################################
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# Done, run program to exit.
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gdb_continue_to_end "i386-disp-step"
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