Toolchain/binutils-gdb
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2002-04-21 David S. Miller <davem@redhat.com>

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* arch-utils.c (generic_prologue_frameless_p): Kill
	SKIP_PROLOGUE_FRAMELESS_P code.
	* config/arc/tm-arc.h (SKIP_PROLOGUE_FRAMELESS_P): Delete
	references.
	(PROLOGUE_FRAMELESS_P, arc_prologue_frameless_p): New.
	* arc-tdep.c (arc_prologue_frameless_p): Implement.
	* config/arc/tm-sparc.h (SKIP_PROLOGUE_FRAMELESS_P): Delete
	references.
	(PROLOGUE_FRAMELESS_P, sparc_prologue_frameless_p): New.
	* sparc-tdep.c (sparc_prologue_frameless_p): Implement.
	(sparc_gdbarch_init): Pass it to
	set_gdbarch_prologue_frameless_p.
This commit is contained in:
David S. Miller
2002-04-22 00:27:39 +00:00
parent eaa7db9139
commit 9319a2feca
6 changed files with 42 additions and 26 deletions
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14
gdb/sparc-tdep.c
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@@ -691,6 +691,14 @@ sparc_skip_prologue (CORE_ADDR start_pc, int frameless_p)
return examine_prologue (start_pc, frameless_p, NULL, NULL);
}
/* Is the prologue at IP frameless? */
int
sparc_prologue_frameless_p (CORE_ADDR ip)
{
return ip == sparc_skip_prologue (ip, 1);
}
/* Check instruction at ADDR to see if it is a branch.
All non-annulled instructions will go to NPC or will trap.
Set *TARGET if we find a candidate branch; set to zero if not.
@@ -2777,10 +2785,7 @@ sparc64_register_byte (int regno)
}
/* Advance PC across any function entry prologue instructions to reach
some "real" code. SKIP_PROLOGUE_FRAMELESS_P advances the PC past
some of the prologue, but stops as soon as it knows that the
function has a frame. Its result is equal to its input PC if the
function is frameless, unequal otherwise. */
some "real" code. */
static CORE_ADDR
sparc_gdbarch_skip_prologue (CORE_ADDR ip)
@@ -2986,6 +2991,7 @@ sparc_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
set_gdbarch_reg_struct_has_addr (gdbarch, sparc_reg_struct_has_addr);
set_gdbarch_return_value_on_stack (gdbarch, sparc_return_value_on_stack);
set_gdbarch_saved_pc_after_call (gdbarch, sparc_saved_pc_after_call);
set_gdbarch_prologue_frameless_p (gdbarch, sparc_prologue_frameless_p);
set_gdbarch_short_bit (gdbarch, 2 * TARGET_CHAR_BIT);
set_gdbarch_skip_prologue (gdbarch, sparc_gdbarch_skip_prologue);
set_gdbarch_sp_regnum (gdbarch, SPARC_SP_REGNUM);