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| author | Pedro Alves <pedro@codesourcery.com> | 2008-07-07 22:05:45 +0000 |
|---|---|---|
| committer | Pedro Alves <pedro@codesourcery.com> | 2008-07-07 22:05:45 +0000 |
| commit | ff44b1c0b0895dc98b6d44ecf28e327117451fee (patch) | |
| tree | 423f4992047ebcb46b7d6c85d42a4dabc7dc5131 /gdb/i386-dicos-tdep.c | |
| parent | 2c69665ba741175ee18c9041c4fc938419488774 (diff) | |
| download | gdb-ff44b1c0b0895dc98b6d44ecf28e327117451fee.tar.gz | |
* i386-dicos-tdep.c: Include "inferior.h".
(i386_dicos_frame_align): New.
(i386_dicos_init_abi): Register i386_dicos_frame_align. Set call
dummy location ON_STACK.
* Makefile.in (i386-dicos-tdep.o): Depend on $(inferior_h).
Diffstat (limited to 'gdb/i386-dicos-tdep.c')
| -rw-r--r-- | gdb/i386-dicos-tdep.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gdb/i386-dicos-tdep.c b/gdb/i386-dicos-tdep.c index e92313ad562..5fdaaba0b28 100644 --- a/gdb/i386-dicos-tdep.c +++ b/gdb/i386-dicos-tdep.c @@ -22,6 +22,18 @@ #include "gdb_string.h" #include "solib.h" #include "solib-target.h" +#include "inferior.h" + +static CORE_ADDR +i386_dicos_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp) +{ + /* Having a call dummy on the stack requires a gdbarch_frame_align + method to align the breakpoint instruction in the stack. + Strictly speaking, we could just return SP pristine on x86. But, + as long as we're providing a frame align method, might as well + align for efficiency. */ + return sp & -(CORE_ADDR)16; +} static void i386_dicos_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) @@ -29,6 +41,12 @@ i386_dicos_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); set_solib_ops (gdbarch, &solib_target_so_ops); + + /* There's no (standard definition of) entry point or a guaranteed + text location we could find with a symbol where to place the call + dummy, so we put it on the stack. */ + set_gdbarch_call_dummy_location (gdbarch, ON_STACK); + set_gdbarch_frame_align (gdbarch, i386_dicos_frame_align); } /* Look in the elf symbol table of ABFD for a symbol named WANTED. |