yggdrasil/binutils-gdb
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Move macros from i386-{nat,low}.c to i386-{nat,low}.h

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This commit moves macros required by the soon-to-be-created
nat/i386-dregs.c into i386-{nat,low}.h.
This commit is contained in:
Gary Benson 2014-06-16 15:19:21 +01:00
parent b922889128
commit 5171def394
5 changed files with 46 additions and 24 deletions
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9
gdb/gdbserver/ChangeLog
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@ -1,5 +1,14 @@
2014-06-18 Gary Benson <gbenson@redhat.com>
* i386-low.h (i386_dr_low_can_set_addr): New macro.
(i386_dr_low_can_set_control): Likewise.
(i386_get_debug_register_length): Likewise.
* i386-low.c (i386_dr_low_can_set_addr): Now in i386-low.h.
(i386_dr_low_can_set_control): Likewise.
(i386_get_debug_register_length): Likewise.
2014-06-17 Gary Benson <gbenson@redhat.com>
* i386-low.h (i386-dregs.h): New include.
(DR_FIRSTADDR): Now in i386-dregs.h.
(DR_LASTADDR): Likewise.

7
gdb/gdbserver/i386-low.c
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@ -32,13 +32,6 @@
The functions below implement debug registers sharing by reference
counts, and allow to watch regions up to 16 bytes long. */
#define i386_dr_low_can_set_addr() 1
#define i386_dr_low_can_set_control() 1
/* Debug register size, in bytes. */
/* NOTE: sizeof (long) == 4 on win64. */
#define i386_get_debug_register_length() (sizeof (void *))
/* Support for 8-byte wide hw watchpoints. */
#define TARGET_HAS_DR_LEN_8 (i386_get_debug_register_length () == 8)

10
gdb/gdbserver/i386-low.h
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@ -38,6 +38,9 @@ extern void i386_low_init_dregs (struct i386_debug_reg_state *state);
status (DR6) register.
*/
/* Can we update the inferior's debug registers? */
#define i386_dr_low_can_set_addr() 1
/* Update the inferior's debug register REGNUM from STATE. */
extern void i386_dr_low_set_addr (const struct i386_debug_reg_state *state,
int regnum);
@ -45,6 +48,9 @@ extern void i386_dr_low_set_addr (const struct i386_debug_reg_state *state,
/* Return the inferior's debug register REGNUM. */
extern CORE_ADDR i386_dr_low_get_addr (int regnum);
/* Can we update the inferior's DR7 control register? */
#define i386_dr_low_can_set_control() 1
/* Update the inferior's DR7 debug control register from STATE. */
extern void i386_dr_low_set_control (const struct i386_debug_reg_state *state);
@ -53,3 +59,7 @@ extern unsigned i386_dr_low_get_control (void);
/* Return the value of the inferior's DR6 debug status register. */
extern unsigned i386_dr_low_get_status (void);
/* Return the debug register size, in bytes. */
/* Note that sizeof (long) == 4 on win64. */
#define i386_get_debug_register_length() (sizeof (void *))

17
gdb/i386-nat.c
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@ -47,23 +47,6 @@ static int debug_hw_points;
/* Low-level function vector. */
struct i386_dr_low_type i386_dr_low;
#define i386_dr_low_can_set_addr() (i386_dr_low.set_addr != NULL)
#define i386_dr_low_can_set_control() (i386_dr_low.set_control != NULL)
#define i386_dr_low_set_addr(new_state, i) \
(i386_dr_low.set_addr ((i), (new_state)->dr_mirror[(i)]))
#define i386_dr_low_set_control(new_state) \
(i386_dr_low.set_control ((new_state)->dr_control_mirror))
#define i386_dr_low_get_addr(i) (i386_dr_low.get_addr ((i)))
#define i386_dr_low_get_status() (i386_dr_low.get_status ())
#define i386_dr_low_get_control() (i386_dr_low.get_control ())
/* Debug register size, in bytes. */
#define i386_get_debug_register_length() \
(i386_dr_low.debug_register_length)
/* Support for 8-byte wide hw watchpoints. */
#define TARGET_HAS_DR_LEN_8 (i386_get_debug_register_length () == 8)

27
gdb/i386-nat.h
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@ -73,6 +73,33 @@ struct i386_dr_low_type
extern struct i386_dr_low_type i386_dr_low;
/* Can we update the inferior's debug registers? */
#define i386_dr_low_can_set_addr() (i386_dr_low.set_addr != NULL)
/* Update the inferior's debug register REGNUM from STATE. */
#define i386_dr_low_set_addr(new_state, i) \
(i386_dr_low.set_addr ((i), (new_state)->dr_mirror[(i)]))
/* Return the inferior's debug register REGNUM. */
#define i386_dr_low_get_addr(i) (i386_dr_low.get_addr ((i)))
/* Can we update the inferior's DR7 control register? */
#define i386_dr_low_can_set_control() (i386_dr_low.set_control != NULL)
/* Update the inferior's DR7 debug control register from STATE. */
#define i386_dr_low_set_control(new_state) \
(i386_dr_low.set_control ((new_state)->dr_control_mirror))
/* Return the value of the inferior's DR7 debug control register. */
#define i386_dr_low_get_control() (i386_dr_low.get_control ())
/* Return the value of the inferior's DR6 debug status register. */
#define i386_dr_low_get_status() (i386_dr_low.get_status ())
/* Return the debug register size, in bytes. */
#define i386_get_debug_register_length() \
(i386_dr_low.debug_register_length)
/* Use this function to set i386_dr_low debug_register_length field
rather than setting it directly to check that the length is only
set once. It also enables the 'maint set/show show-debug-regs'