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Diffstat (limited to 'gdb/sh-linux-tdep.c')
-rw-r--r--gdb/sh-linux-tdep.c143
1 files changed, 60 insertions, 83 deletions
diff --git a/gdb/sh-linux-tdep.c b/gdb/sh-linux-tdep.c
index f1367b8..ffc75de 100644
--- a/gdb/sh-linux-tdep.c
+++ b/gdb/sh-linux-tdep.c
@@ -31,60 +31,43 @@
#include "linux-tdep.h"
#include "gdbarch.h"
-#define REGSx16(base) \
- {(base), 0}, \
- {(base) + 1, 4}, \
- {(base) + 2, 8}, \
- {(base) + 3, 12}, \
- {(base) + 4, 16}, \
- {(base) + 5, 20}, \
- {(base) + 6, 24}, \
- {(base) + 7, 28}, \
- {(base) + 8, 32}, \
- {(base) + 9, 36}, \
- {(base) + 10, 40}, \
- {(base) + 11, 44}, \
- {(base) + 12, 48}, \
- {(base) + 13, 52}, \
- {(base) + 14, 56}, \
- {(base) + 15, 60}
+#define REGSx16(base) \
+ { (base), 0 }, { (base) + 1, 4 }, { (base) + 2, 8 }, { (base) + 3, 12 }, \
+ { (base) + 4, 16 }, { (base) + 5, 20 }, { (base) + 6, 24 }, \
+ { (base) + 7, 28 }, { (base) + 8, 32 }, { (base) + 9, 36 }, \
+ { (base) + 10, 40 }, { (base) + 11, 44 }, { (base) + 12, 48 }, \
+ { (base) + 13, 52 }, { (base) + 14, 56 }, \
+ { \
+ (base) + 15, 60 \
+ }
/* Describe the contents of the .reg section of the core file. */
-static const struct sh_corefile_regmap gregs_table[] =
-{
- REGSx16 (R0_REGNUM),
- {PC_REGNUM, 64},
- {PR_REGNUM, 68},
- {SR_REGNUM, 72},
- {GBR_REGNUM, 76},
- {MACH_REGNUM, 80},
- {MACL_REGNUM, 84},
- {-1 /* Terminator. */, 0}
-};
+static const struct sh_corefile_regmap gregs_table[]
+ = { REGSx16 (R0_REGNUM), { PC_REGNUM, 64 }, { PR_REGNUM, 68 },
+ { SR_REGNUM, 72 }, { GBR_REGNUM, 76 }, { MACH_REGNUM, 80 },
+ { MACL_REGNUM, 84 }, { -1 /* Terminator. */, 0 } };
/* Describe the contents of the .reg2 section of the core file. */
-static const struct sh_corefile_regmap fpregs_table[] =
-{
- REGSx16 (FR0_REGNUM),
- /* REGSx16 xfp_regs omitted. */
- {FPSCR_REGNUM, 128},
- {FPUL_REGNUM, 132},
- {-1 /* Terminator. */, 0}
-};
+static const struct sh_corefile_regmap fpregs_table[]
+ = { REGSx16 (FR0_REGNUM),
+ /* REGSx16 xfp_regs omitted. */
+ { FPSCR_REGNUM, 128 },
+ { FPUL_REGNUM, 132 },
+ { -1 /* Terminator. */, 0 } };
/* SH signal handler frame support. */
static void
sh_linux_sigtramp_cache (frame_info_ptr this_frame,
- struct trad_frame_cache *this_cache,
- CORE_ADDR func, int regs_offset)
+ struct trad_frame_cache *this_cache, CORE_ADDR func,
+ int regs_offset)
{
int i;
struct gdbarch *gdbarch = get_frame_arch (this_frame);
- CORE_ADDR base = get_frame_register_unsigned (this_frame,
- gdbarch_sp_regnum (gdbarch));
+ CORE_ADDR base
+ = get_frame_register_unsigned (this_frame, gdbarch_sp_regnum (gdbarch));
CORE_ADDR regs = base + regs_offset;
for (i = 0; i < 18; i++)
@@ -115,8 +98,7 @@ sh_linux_sigtramp_cache (frame_info_ptr this_frame,
static void
sh_linux_sigreturn_init (const struct tramp_frame *self,
frame_info_ptr this_frame,
- struct trad_frame_cache *this_cache,
- CORE_ADDR func)
+ struct trad_frame_cache *this_cache, CORE_ADDR func)
{
/* SH 32-bit sigframe: sigcontext at start of sigframe,
registers start after a single 'oldmask' word. */
@@ -133,53 +115,47 @@ sh_linux_rt_sigreturn_init (const struct tramp_frame *self,
we can find sigcontext embedded within a ucontext (offset 20 bytes).
Then registers start after a single 'oldmask' word. */
sh_linux_sigtramp_cache (this_frame, this_cache, func,
- 128 /* sizeof (struct siginfo) */
- + 20 /* offsetof (struct ucontext, uc_mcontext) */
- + 4 /* oldmask word at start of sigcontext */);
+ 128 /* sizeof (struct siginfo) */
+ + 20 /* offsetof (struct ucontext, uc_mcontext) */
+ + 4 /* oldmask word at start of sigcontext */);
}
/* Instruction patterns. */
-#define SH_MOVW 0x9305
-#define SH_TRAP 0xc300
-#define SH_OR_R0_R0 0x200b
+#define SH_MOVW 0x9305
+#define SH_TRAP 0xc300
+#define SH_OR_R0_R0 0x200b
/* SH sigreturn syscall numbers. */
#define SH_NR_SIGRETURN 0x0077
#define SH_NR_RT_SIGRETURN 0x00ad
-static struct tramp_frame sh_linux_sigreturn_tramp_frame = {
- SIGTRAMP_FRAME,
- 2,
- {
- { SH_MOVW, 0xffff },
- { SH_TRAP, 0xff00 }, /* #imm argument part filtered out. */
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_NR_SIGRETURN, 0xffff },
- { TRAMP_SENTINEL_INSN }
- },
- sh_linux_sigreturn_init
-};
-
-static struct tramp_frame sh_linux_rt_sigreturn_tramp_frame = {
- SIGTRAMP_FRAME,
- 2,
- {
- { SH_MOVW, 0xffff },
- { SH_TRAP, 0xff00 }, /* #imm argument part filtered out. */
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_OR_R0_R0, 0xffff },
- { SH_NR_RT_SIGRETURN, 0xffff },
- { TRAMP_SENTINEL_INSN }
- },
- sh_linux_rt_sigreturn_init
-};
+static struct tramp_frame sh_linux_sigreturn_tramp_frame
+ = { SIGTRAMP_FRAME,
+ 2,
+ { { SH_MOVW, 0xffff },
+ { SH_TRAP, 0xff00 }, /* #imm argument part filtered out. */
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_NR_SIGRETURN, 0xffff },
+ { TRAMP_SENTINEL_INSN } },
+ sh_linux_sigreturn_init };
+
+static struct tramp_frame sh_linux_rt_sigreturn_tramp_frame
+ = { SIGTRAMP_FRAME,
+ 2,
+ { { SH_MOVW, 0xffff },
+ { SH_TRAP, 0xff00 }, /* #imm argument part filtered out. */
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_OR_R0_R0, 0xffff },
+ { SH_NR_RT_SIGRETURN, 0xffff },
+ { TRAMP_SENTINEL_INSN } },
+ sh_linux_rt_sigreturn_init };
static void
sh_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
@@ -188,8 +164,8 @@ sh_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
/* GNU/Linux uses SVR4-style shared libraries. */
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
- set_solib_svr4_fetch_link_map_offsets
- (gdbarch, linux_ilp32_fetch_link_map_offsets);
+ set_solib_svr4_fetch_link_map_offsets (gdbarch,
+ linux_ilp32_fetch_link_map_offsets);
set_gdbarch_skip_solib_resolver (gdbarch, glibc_skip_solib_resolver);
set_gdbarch_fetch_tls_load_module_address (gdbarch,
@@ -209,6 +185,7 @@ sh_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
}
void _initialize_sh_linux_tdep ();
+
void
_initialize_sh_linux_tdep ()
{
generated by cgit v1.1 at 2025-08-05 01:15:06 +0000