aboutsummaryrefslogtreecommitdiff
path: root/gdb/ft32-tdep.c
diff options
context:
space:
mode:
Diffstat (limited to 'gdb/ft32-tdep.c')
-rw-r--r--gdb/ft32-tdep.c122
1 files changed, 55 insertions, 67 deletions
diff --git a/gdb/ft32-tdep.c b/gdb/ft32-tdep.c
index 7a69da6..43f35f2 100644
--- a/gdb/ft32-tdep.c
+++ b/gdb/ft32-tdep.c
@@ -43,10 +43,13 @@
#include "sim/sim-ft32.h"
#include <algorithm>
-#define RAM_BIAS 0x800000 /* Bias added to RAM addresses. */
+#define RAM_BIAS 0x800000 /* Bias added to RAM addresses. */
/* Use an invalid address -1 as 'not available' marker. */
-enum { REG_UNAVAIL = (CORE_ADDR) (-1) };
+enum
+{
+ REG_UNAVAIL = (CORE_ADDR) (-1)
+};
struct ft32_frame_cache
{
@@ -74,22 +77,17 @@ ft32_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp)
return sp & ~1;
}
-
constexpr gdb_byte ft32_break_insn[] = { 0x02, 0x00, 0x34, 0x00 };
typedef BP_MANIPULATION (ft32_break_insn) ft32_breakpoint;
/* FT32 register names. */
-static const char *const ft32_register_names[] =
-{
- "fp", "sp",
- "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
- "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
- "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
- "r24", "r25", "r26", "r27", "r28", "cc",
- "pc"
-};
+static const char *const ft32_register_names[]
+ = { "fp", "sp", "r0", "r1", "r2", "r3", "r4", "r5", "r6",
+ "r7", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
+ "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", "r24",
+ "r25", "r26", "r27", "r28", "cc", "pc" };
/* Implement the "register_name" gdbarch method. */
@@ -133,8 +131,7 @@ ft32_store_return_value (struct type *type, struct regcache *regcache,
regcache_cooked_write_unsigned (regcache, FT32_R0_REGNUM, regval);
if (len > 4)
{
- regval = extract_unsigned_integer (valbuf + 4,
- len - 4, byte_order);
+ regval = extract_unsigned_integer (valbuf + 4, len - 4, byte_order);
regcache_cooked_write_unsigned (regcache, FT32_R1_REGNUM, regval);
}
}
@@ -143,8 +140,7 @@ ft32_store_return_value (struct type *type, struct regcache *regcache,
a compressed instruction pair, return the expanded instruction. */
static ULONGEST
-ft32_fetch_instruction (CORE_ADDR a, int *isize,
- enum bfd_endian byte_order)
+ft32_fetch_instruction (CORE_ADDR a, int *isize, enum bfd_endian byte_order)
{
unsigned int sc[2];
ULONGEST inst;
@@ -166,8 +162,7 @@ ft32_fetch_instruction (CORE_ADDR a, int *isize,
static CORE_ADDR
ft32_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
- struct ft32_frame_cache *cache,
- struct gdbarch *gdbarch)
+ struct ft32_frame_cache *cache, struct gdbarch *gdbarch)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
CORE_ADDR next_addr;
@@ -175,7 +170,7 @@ ft32_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
int isize = 0;
int regnum, pushreg;
struct bound_minimal_symbol msymbol;
- const int first_saved_reg = 13; /* The first saved register. */
+ const int first_saved_reg = 13; /* The first saved register. */
/* PROLOGS are addresses of the subroutine prologs, PROLOGS[n]
is the address of __prolog_$rN.
__prolog_$rN pushes registers from 13 through n inclusive.
@@ -222,12 +217,11 @@ ft32_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
{
if ((4 * (inst & 0x3ffff)) == prologs[regnum])
{
- for (pushreg = first_saved_reg; pushreg <= regnum;
- pushreg++)
+ for (pushreg = first_saved_reg; pushreg <= regnum; pushreg++)
{
cache->framesize += 4;
- cache->saved_regs[FT32_R0_REGNUM + pushreg] =
- cache->framesize;
+ cache->saved_regs[FT32_R0_REGNUM + pushreg]
+ = cache->framesize;
}
}
}
@@ -239,8 +233,8 @@ ft32_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
for (regnum = FT32_R0_REGNUM; regnum < FT32_PC_REGNUM; regnum++)
{
if (cache->saved_regs[regnum] != REG_UNAVAIL)
- cache->saved_regs[regnum] =
- cache->framesize - cache->saved_regs[regnum];
+ cache->saved_regs[regnum]
+ = cache->framesize - cache->saved_regs[regnum];
}
cache->saved_regs[FT32_PC_REGNUM] = cache->framesize;
@@ -294,8 +288,8 @@ ft32_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
memset (&cache, 0, sizeof cache);
- plg_end = ft32_analyze_prologue (func_addr,
- func_end, &cache, gdbarch);
+ plg_end
+ = ft32_analyze_prologue (func_addr, func_end, &cache, gdbarch);
/* Found a function. */
sym = lookup_symbol (func_name, NULL, VAR_DOMAIN, NULL).symbol;
/* Don't use line number debug info for assembly source files. */
@@ -323,12 +317,11 @@ ft32_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
RAM appears at address RAM_BIAS, flash at address 0. */
static CORE_ADDR
-ft32_pointer_to_address (struct gdbarch *gdbarch,
- struct type *type, const gdb_byte *buf)
+ft32_pointer_to_address (struct gdbarch *gdbarch, struct type *type,
+ const gdb_byte *buf)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- CORE_ADDR addr
- = extract_unsigned_integer (buf, type->length (), byte_order);
+ CORE_ADDR addr = extract_unsigned_integer (buf, type->length (), byte_order);
if (TYPE_ADDRESS_CLASS_1 (type))
return addr;
@@ -356,7 +349,7 @@ ft32_address_class_type_flags (int byte_size, int dwarf2_addr_class)
Convert a type_instance_flag_value to an address space qualifier. */
-static const char*
+static const char *
ft32_address_class_type_flags_to_name (struct gdbarch *gdbarch,
type_instance_flags type_flags)
{
@@ -372,7 +365,7 @@ ft32_address_class_type_flags_to_name (struct gdbarch *gdbarch,
static bool
ft32_address_class_name_to_type_flags (struct gdbarch *gdbarch,
- const char* name,
+ const char *name,
type_instance_flags *type_flags_ptr)
{
if (strcmp (name, "flash") == 0)
@@ -489,11 +482,11 @@ ft32_frame_cache (frame_info_ptr this_frame, void **this_cache)
frame. This will be used to create a new GDB frame struct. */
static void
-ft32_frame_this_id (frame_info_ptr this_frame,
- void **this_prologue_cache, struct frame_id *this_id)
+ft32_frame_this_id (frame_info_ptr this_frame, void **this_prologue_cache,
+ struct frame_id *this_id)
{
- struct ft32_frame_cache *cache = ft32_frame_cache (this_frame,
- this_prologue_cache);
+ struct ft32_frame_cache *cache
+ = ft32_frame_cache (this_frame, this_prologue_cache);
/* This marks the outermost frame. */
if (cache->base == 0)
@@ -508,8 +501,8 @@ static struct value *
ft32_frame_prev_register (frame_info_ptr this_frame,
void **this_prologue_cache, int regnum)
{
- struct ft32_frame_cache *cache = ft32_frame_cache (this_frame,
- this_prologue_cache);
+ struct ft32_frame_cache *cache
+ = ft32_frame_cache (this_frame, this_prologue_cache);
gdb_assert (regnum >= 0);
@@ -517,41 +510,34 @@ ft32_frame_prev_register (frame_info_ptr this_frame,
return frame_unwind_got_constant (this_frame, regnum, cache->saved_sp);
if (regnum < FT32_NUM_REGS && cache->saved_regs[regnum] != REG_UNAVAIL)
- return frame_unwind_got_memory (this_frame, regnum,
- RAM_BIAS | cache->saved_regs[regnum]);
+ return frame_unwind_got_memory (this_frame, regnum,
+ RAM_BIAS | cache->saved_regs[regnum]);
return frame_unwind_got_register (this_frame, regnum, regnum);
}
-static const struct frame_unwind ft32_frame_unwind =
-{
- "ft32 prologue",
- NORMAL_FRAME,
- default_frame_unwind_stop_reason,
- ft32_frame_this_id,
- ft32_frame_prev_register,
- NULL,
- default_frame_sniffer
-};
+static const struct frame_unwind ft32_frame_unwind
+ = { "ft32 prologue",
+ NORMAL_FRAME,
+ default_frame_unwind_stop_reason,
+ ft32_frame_this_id,
+ ft32_frame_prev_register,
+ NULL,
+ default_frame_sniffer };
/* Return the base address of this_frame. */
static CORE_ADDR
ft32_frame_base_address (frame_info_ptr this_frame, void **this_cache)
{
- struct ft32_frame_cache *cache = ft32_frame_cache (this_frame,
- this_cache);
+ struct ft32_frame_cache *cache = ft32_frame_cache (this_frame, this_cache);
return cache->base;
}
-static const struct frame_base ft32_frame_base =
-{
- &ft32_frame_unwind,
- ft32_frame_base_address,
- ft32_frame_base_address,
- ft32_frame_base_address
-};
+static const struct frame_base ft32_frame_base
+ = { &ft32_frame_unwind, ft32_frame_base_address, ft32_frame_base_address,
+ ft32_frame_base_address };
/* Allocate and initialize the ft32 gdbarch object. */
@@ -575,8 +561,8 @@ ft32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
be defined. */
void_type = arch_type (gdbarch, TYPE_CODE_VOID, TARGET_CHAR_BIT, "void");
func_void_type = make_function_type (void_type, NULL);
- tdep->pc_type = arch_pointer_type (gdbarch, 4 * TARGET_CHAR_BIT, NULL,
- func_void_type);
+ tdep->pc_type
+ = arch_pointer_type (gdbarch, 4 * TARGET_CHAR_BIT, NULL, func_void_type);
tdep->pc_type->set_instance_flags (tdep->pc_type->instance_flags ()
| TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1);
@@ -607,11 +593,12 @@ ft32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
/* Support simple overlay manager. */
set_gdbarch_overlay_update (gdbarch, simple_overlay_update);
- set_gdbarch_address_class_type_flags (gdbarch, ft32_address_class_type_flags);
- set_gdbarch_address_class_name_to_type_flags
- (gdbarch, ft32_address_class_name_to_type_flags);
- set_gdbarch_address_class_type_flags_to_name
- (gdbarch, ft32_address_class_type_flags_to_name);
+ set_gdbarch_address_class_type_flags (gdbarch,
+ ft32_address_class_type_flags);
+ set_gdbarch_address_class_name_to_type_flags (
+ gdbarch, ft32_address_class_name_to_type_flags);
+ set_gdbarch_address_class_type_flags_to_name (
+ gdbarch, ft32_address_class_type_flags_to_name);
return gdbarch;
}
@@ -619,6 +606,7 @@ ft32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
/* Register this machine's init routine. */
void _initialize_ft32_tdep ();
+
void
_initialize_ft32_tdep ()
{
generated by cgit v1.1 at 2024-11-16 23:46:12 +0000