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* mips-linux-tdep.c: Update N32/N64 signal frame comments.

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(N64_SIGCONTEXT_LO, N64_SIGCONTEXT_PC, N64_SIGCONTEXT_FPCSR): Update.
	(N64_SIGCONTEXT_FIR, N64_SIGCONTEXT_CAUSE, N64_SIGCONTEXT_BADVADDR):
	Delete.
	(mips_linux_n32n64_sigframe_init): Do not record cause or badvaddr.
This commit is contained in:
Daniel Jacobowitz
2008-03-28 14:53:53 +00:00
parent 33c3676e65
commit e741f4d4e4
2 changed files with 25 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files
gdb/ChangeLog
+8
View File
@@ -1,3 +1,11 @@
2008-03-28 Daniel Jacobowitz <dan@codesourcery.com>
* mips-linux-tdep.c: Update N32/N64 signal frame comments.
(N64_SIGCONTEXT_LO, N64_SIGCONTEXT_PC, N64_SIGCONTEXT_FPCSR): Update.
(N64_SIGCONTEXT_FIR, N64_SIGCONTEXT_CAUSE, N64_SIGCONTEXT_BADVADDR):
Delete.
(mips_linux_n32n64_sigframe_init): Do not record cause or badvaddr.
2008-03-27 Joel Brobecker <brobecker@adacore.com>
GDB 6.8 released.
gdb/mips-linux-tdep.c
+17 -18
View File
@@ -958,7 +958,7 @@ mips_linux_o32_sigframe_init (const struct tramp_frame *self,
sigset_t uc_sigmask; [ mask last for extensibility ]
};
struct rt_sigframe_n32 {
struct rt_sigframe {
u32 rs_ass[4]; [ argument save space for o32 ]
u32 rs_code[2]; [ signal trampoline ]
struct siginfo rs_info;
@@ -979,15 +979,23 @@ mips_linux_o32_sigframe_init (const struct tramp_frame *self,
unsigned long long sc_regs[32];
unsigned long long sc_fpregs[32];
unsigned long long sc_mdhi;
unsigned long long sc_hi1;
unsigned long long sc_hi2;
unsigned long long sc_hi3;
unsigned long long sc_mdlo;
unsigned long long sc_lo1;
unsigned long long sc_lo2;
unsigned long long sc_lo3;
unsigned long long sc_pc;
unsigned int sc_status;
unsigned int sc_fpc_csr;
unsigned int sc_fpc_eir;
unsigned int sc_used_math;
unsigned int sc_cause;
unsigned int sc_badvaddr;
}; */
unsigned int sc_dsp;
unsigned int sc_reserved;
};
That is the post-2.6.12 definition of the 64-bit sigcontext; before
then, there were no hi1-hi3 or lo1-lo3. Cause and badvaddr were
included too. */
/* *INDENT-ON* */
#define N32_STACK_T_SIZE STACK_T_SIZE
@@ -1004,12 +1012,9 @@ mips_linux_o32_sigframe_init (const struct tramp_frame *self,
#define N64_SIGCONTEXT_REGS (0 * 8)
#define N64_SIGCONTEXT_FPREGS (32 * 8)
#define N64_SIGCONTEXT_HI (64 * 8)
#define N64_SIGCONTEXT_LO (65 * 8)
#define N64_SIGCONTEXT_PC (66 * 8)
#define N64_SIGCONTEXT_FPCSR (67 * 8 + 1 * 4)
#define N64_SIGCONTEXT_FIR (67 * 8 + 2 * 4)
#define N64_SIGCONTEXT_CAUSE (67 * 8 + 4 * 4)
#define N64_SIGCONTEXT_BADVADDR (67 * 8 + 5 * 4)
#define N64_SIGCONTEXT_LO (68 * 8)
#define N64_SIGCONTEXT_PC (72 * 8)
#define N64_SIGCONTEXT_FPCSR (73 * 8)
#define N64_SIGCONTEXT_REG_SIZE 8
@@ -1063,12 +1068,6 @@ mips_linux_n32n64_sigframe_init (const struct tramp_frame *self,
trad_frame_set_reg_addr (this_cache,
regs->lo + gdbarch_num_regs (gdbarch),
sigcontext_base + N64_SIGCONTEXT_LO);
trad_frame_set_reg_addr (this_cache,
regs->cause + gdbarch_num_regs (gdbarch),
sigcontext_base + N64_SIGCONTEXT_CAUSE);
trad_frame_set_reg_addr (this_cache,
regs->badvaddr + gdbarch_num_regs (gdbarch),
sigcontext_base + N64_SIGCONTEXT_BADVADDR);
/* Choice of the bottom of the sigframe is somewhat arbitrary. */
trad_frame_set_id (this_cache,