diff options
Diffstat (limited to 'gdb/hppa-linux-nat.c')
| -rw-r--r-- | gdb/hppa-linux-nat.c | 345 |
1 files changed, 188 insertions, 157 deletions
diff --git a/gdb/hppa-linux-nat.c b/gdb/hppa-linux-nat.c index 27fbd4a..156b9bd 100644 --- a/gdb/hppa-linux-nat.c +++ b/gdb/hppa-linux-nat.c @@ -38,6 +38,7 @@ class hppa_linux_nat_target final : public linux_nat_target { public: + /* Add our register access methods. */ void fetch_registers (struct regcache *, int) override; void store_registers (struct regcache *, int) override; @@ -53,111 +54,142 @@ static hppa_linux_nat_target the_hppa_linux_nat_target; Some sort of lookup table is needed because the offsets associated with the registers are all over the board. */ -static const int u_offsets[] = - { - /* general registers */ - -1, - PT_GR1, - PT_GR2, - PT_GR3, - PT_GR4, - PT_GR5, - PT_GR6, - PT_GR7, - PT_GR8, - PT_GR9, - PT_GR10, - PT_GR11, - PT_GR12, - PT_GR13, - PT_GR14, - PT_GR15, - PT_GR16, - PT_GR17, - PT_GR18, - PT_GR19, - PT_GR20, - PT_GR21, - PT_GR22, - PT_GR23, - PT_GR24, - PT_GR25, - PT_GR26, - PT_GR27, - PT_GR28, - PT_GR29, - PT_GR30, - PT_GR31, - - PT_SAR, - PT_IAOQ0, - PT_IASQ0, - PT_IAOQ1, - PT_IASQ1, - -1, /* eiem */ - PT_IIR, - PT_ISR, - PT_IOR, - PT_PSW, - -1, /* goto */ - - PT_SR4, - PT_SR0, - PT_SR1, - PT_SR2, - PT_SR3, - PT_SR5, - PT_SR6, - PT_SR7, - - -1, /* cr0 */ - -1, /* pid0 */ - -1, /* pid1 */ - -1, /* ccr */ - -1, /* pid2 */ - -1, /* pid3 */ - -1, /* cr24 */ - -1, /* cr25 */ - -1, /* cr26 */ - PT_CR27, - -1, /* cr28 */ - -1, /* cr29 */ - -1, /* cr30 */ - - /* Floating point regs. */ - PT_FR0, PT_FR0 + 4, - PT_FR1, PT_FR1 + 4, - PT_FR2, PT_FR2 + 4, - PT_FR3, PT_FR3 + 4, - PT_FR4, PT_FR4 + 4, - PT_FR5, PT_FR5 + 4, - PT_FR6, PT_FR6 + 4, - PT_FR7, PT_FR7 + 4, - PT_FR8, PT_FR8 + 4, - PT_FR9, PT_FR9 + 4, - PT_FR10, PT_FR10 + 4, - PT_FR11, PT_FR11 + 4, - PT_FR12, PT_FR12 + 4, - PT_FR13, PT_FR13 + 4, - PT_FR14, PT_FR14 + 4, - PT_FR15, PT_FR15 + 4, - PT_FR16, PT_FR16 + 4, - PT_FR17, PT_FR17 + 4, - PT_FR18, PT_FR18 + 4, - PT_FR19, PT_FR19 + 4, - PT_FR20, PT_FR20 + 4, - PT_FR21, PT_FR21 + 4, - PT_FR22, PT_FR22 + 4, - PT_FR23, PT_FR23 + 4, - PT_FR24, PT_FR24 + 4, - PT_FR25, PT_FR25 + 4, - PT_FR26, PT_FR26 + 4, - PT_FR27, PT_FR27 + 4, - PT_FR28, PT_FR28 + 4, - PT_FR29, PT_FR29 + 4, - PT_FR30, PT_FR30 + 4, - PT_FR31, PT_FR31 + 4, - }; +static const int u_offsets[] = { + /* general registers */ + -1, + PT_GR1, + PT_GR2, + PT_GR3, + PT_GR4, + PT_GR5, + PT_GR6, + PT_GR7, + PT_GR8, + PT_GR9, + PT_GR10, + PT_GR11, + PT_GR12, + PT_GR13, + PT_GR14, + PT_GR15, + PT_GR16, + PT_GR17, + PT_GR18, + PT_GR19, + PT_GR20, + PT_GR21, + PT_GR22, + PT_GR23, + PT_GR24, + PT_GR25, + PT_GR26, + PT_GR27, + PT_GR28, + PT_GR29, + PT_GR30, + PT_GR31, + + PT_SAR, + PT_IAOQ0, + PT_IASQ0, + PT_IAOQ1, + PT_IASQ1, + -1, /* eiem */ + PT_IIR, + PT_ISR, + PT_IOR, + PT_PSW, + -1, /* goto */ + + PT_SR4, + PT_SR0, + PT_SR1, + PT_SR2, + PT_SR3, + PT_SR5, + PT_SR6, + PT_SR7, + + -1, /* cr0 */ + -1, /* pid0 */ + -1, /* pid1 */ + -1, /* ccr */ + -1, /* pid2 */ + -1, /* pid3 */ + -1, /* cr24 */ + -1, /* cr25 */ + -1, /* cr26 */ + PT_CR27, + -1, /* cr28 */ + -1, /* cr29 */ + -1, /* cr30 */ + + /* Floating point regs. */ + PT_FR0, + PT_FR0 + 4, + PT_FR1, + PT_FR1 + 4, + PT_FR2, + PT_FR2 + 4, + PT_FR3, + PT_FR3 + 4, + PT_FR4, + PT_FR4 + 4, + PT_FR5, + PT_FR5 + 4, + PT_FR6, + PT_FR6 + 4, + PT_FR7, + PT_FR7 + 4, + PT_FR8, + PT_FR8 + 4, + PT_FR9, + PT_FR9 + 4, + PT_FR10, + PT_FR10 + 4, + PT_FR11, + PT_FR11 + 4, + PT_FR12, + PT_FR12 + 4, + PT_FR13, + PT_FR13 + 4, + PT_FR14, + PT_FR14 + 4, + PT_FR15, + PT_FR15 + 4, + PT_FR16, + PT_FR16 + 4, + PT_FR17, + PT_FR17 + 4, + PT_FR18, + PT_FR18 + 4, + PT_FR19, + PT_FR19 + 4, + PT_FR20, + PT_FR20 + 4, + PT_FR21, + PT_FR21 + 4, + PT_FR22, + PT_FR22 + 4, + PT_FR23, + PT_FR23 + 4, + PT_FR24, + PT_FR24 + 4, + PT_FR25, + PT_FR25 + 4, + PT_FR26, + PT_FR26 + 4, + PT_FR27, + PT_FR27 + 4, + PT_FR28, + PT_FR28 + 4, + PT_FR29, + PT_FR29 + 4, + PT_FR30, + PT_FR30 + 4, + PT_FR31, + PT_FR31 + 4, +}; static CORE_ADDR hppa_linux_register_addr (int regno, CORE_ADDR blockend) @@ -165,7 +197,7 @@ hppa_linux_register_addr (int regno, CORE_ADDR blockend) CORE_ADDR addr; if ((unsigned) regno >= ARRAY_SIZE (u_offsets)) - error (_("Invalid register number %d."), regno); + error (_ ("Invalid register number %d."), regno); if (u_offsets[regno] == -1) addr = 0; @@ -188,36 +220,38 @@ hppa_linux_register_addr (int regno, CORE_ADDR blockend) * cr8,9,12,13 * cr10, cr15 */ -#define GR_REGNUM(_n) (HPPA_R0_REGNUM+_n) -#define TR_REGNUM(_n) (HPPA_TR0_REGNUM+_n) -static const int greg_map[] = - { - GR_REGNUM(0), GR_REGNUM(1), GR_REGNUM(2), GR_REGNUM(3), - GR_REGNUM(4), GR_REGNUM(5), GR_REGNUM(6), GR_REGNUM(7), - GR_REGNUM(8), GR_REGNUM(9), GR_REGNUM(10), GR_REGNUM(11), - GR_REGNUM(12), GR_REGNUM(13), GR_REGNUM(14), GR_REGNUM(15), - GR_REGNUM(16), GR_REGNUM(17), GR_REGNUM(18), GR_REGNUM(19), - GR_REGNUM(20), GR_REGNUM(21), GR_REGNUM(22), GR_REGNUM(23), - GR_REGNUM(24), GR_REGNUM(25), GR_REGNUM(26), GR_REGNUM(27), - GR_REGNUM(28), GR_REGNUM(29), GR_REGNUM(30), GR_REGNUM(31), - - HPPA_SR4_REGNUM+1, HPPA_SR4_REGNUM+2, HPPA_SR4_REGNUM+3, HPPA_SR4_REGNUM+4, - HPPA_SR4_REGNUM, HPPA_SR4_REGNUM+5, HPPA_SR4_REGNUM+6, HPPA_SR4_REGNUM+7, - - HPPA_PCOQ_HEAD_REGNUM, HPPA_PCOQ_TAIL_REGNUM, - HPPA_PCSQ_HEAD_REGNUM, HPPA_PCSQ_TAIL_REGNUM, - - HPPA_SAR_REGNUM, HPPA_IIR_REGNUM, HPPA_ISR_REGNUM, HPPA_IOR_REGNUM, - HPPA_IPSW_REGNUM, HPPA_RCR_REGNUM, - - TR_REGNUM(0), TR_REGNUM(1), TR_REGNUM(2), TR_REGNUM(3), - TR_REGNUM(4), TR_REGNUM(5), TR_REGNUM(6), TR_REGNUM(7), - - HPPA_PID0_REGNUM, HPPA_PID1_REGNUM, HPPA_PID2_REGNUM, HPPA_PID3_REGNUM, - HPPA_CCR_REGNUM, HPPA_EIEM_REGNUM, - }; - - +#define GR_REGNUM(_n) (HPPA_R0_REGNUM + _n) +#define TR_REGNUM(_n) (HPPA_TR0_REGNUM + _n) +static const int greg_map[] = { + GR_REGNUM (0), GR_REGNUM (1), GR_REGNUM (2), + GR_REGNUM (3), GR_REGNUM (4), GR_REGNUM (5), + GR_REGNUM (6), GR_REGNUM (7), GR_REGNUM (8), + GR_REGNUM (9), GR_REGNUM (10), GR_REGNUM (11), + GR_REGNUM (12), GR_REGNUM (13), GR_REGNUM (14), + GR_REGNUM (15), GR_REGNUM (16), GR_REGNUM (17), + GR_REGNUM (18), GR_REGNUM (19), GR_REGNUM (20), + GR_REGNUM (21), GR_REGNUM (22), GR_REGNUM (23), + GR_REGNUM (24), GR_REGNUM (25), GR_REGNUM (26), + GR_REGNUM (27), GR_REGNUM (28), GR_REGNUM (29), + GR_REGNUM (30), GR_REGNUM (31), + + HPPA_SR4_REGNUM + 1, HPPA_SR4_REGNUM + 2, HPPA_SR4_REGNUM + 3, + HPPA_SR4_REGNUM + 4, HPPA_SR4_REGNUM, HPPA_SR4_REGNUM + 5, + HPPA_SR4_REGNUM + 6, HPPA_SR4_REGNUM + 7, + + HPPA_PCOQ_HEAD_REGNUM, HPPA_PCOQ_TAIL_REGNUM, HPPA_PCSQ_HEAD_REGNUM, + HPPA_PCSQ_TAIL_REGNUM, + + HPPA_SAR_REGNUM, HPPA_IIR_REGNUM, HPPA_ISR_REGNUM, + HPPA_IOR_REGNUM, HPPA_IPSW_REGNUM, HPPA_RCR_REGNUM, + + TR_REGNUM (0), TR_REGNUM (1), TR_REGNUM (2), + TR_REGNUM (3), TR_REGNUM (4), TR_REGNUM (5), + TR_REGNUM (6), TR_REGNUM (7), + + HPPA_PID0_REGNUM, HPPA_PID1_REGNUM, HPPA_PID2_REGNUM, + HPPA_PID3_REGNUM, HPPA_CCR_REGNUM, HPPA_EIEM_REGNUM, +}; /* Fetch one register. */ @@ -239,9 +273,9 @@ fetch_register (struct regcache *regcache, int regno) errno = 0; val = ptrace (PTRACE_PEEKUSER, tid, hppa_linux_register_addr (regno, 0), 0); if (errno != 0) - error (_("Couldn't read register %s (#%d): %s."), - gdbarch_register_name (gdbarch, regno), - regno, safe_strerror (errno)); + error (_ ("Couldn't read register %s (#%d): %s."), + gdbarch_register_name (gdbarch, regno), regno, + safe_strerror (errno)); regcache->raw_supply (regno, &val); } @@ -264,9 +298,9 @@ store_register (const struct regcache *regcache, int regno) regcache->raw_collect (regno, &val); ptrace (PTRACE_POKEUSER, tid, hppa_linux_register_addr (regno, 0), val); if (errno != 0) - error (_("Couldn't write register %s (#%d): %s."), - gdbarch_register_name (gdbarch, regno), - regno, safe_strerror (errno)); + error (_ ("Couldn't write register %s (#%d): %s."), + gdbarch_register_name (gdbarch, regno), regno, + safe_strerror (errno)); } /* Fetch registers from the child process. Fetch all registers if @@ -278,12 +312,10 @@ hppa_linux_nat_target::fetch_registers (struct regcache *regcache, int regno) { if (-1 == regno) { - for (regno = 0; - regno < gdbarch_num_regs (regcache->arch ()); - regno++) + for (regno = 0; regno < gdbarch_num_regs (regcache->arch ()); regno++) fetch_register (regcache, regno); } - else + else { fetch_register (regcache, regno); } @@ -298,9 +330,7 @@ hppa_linux_nat_target::store_registers (struct regcache *regcache, int regno) { if (-1 == regno) { - for (regno = 0; - regno < gdbarch_num_regs (regcache->arch ()); - regno++) + for (regno = 0; regno < gdbarch_num_regs (regcache->arch ()); regno++) store_register (regcache, regno); } else @@ -330,8 +360,8 @@ supply_gregset (struct regcache *regcache, const gdb_gregset_t *gregsetp) If regno is -1, do this for all registers. */ void -fill_gregset (const struct regcache *regcache, - gdb_gregset_t *gregsetp, int regno) +fill_gregset (const struct regcache *regcache, gdb_gregset_t *gregsetp, + int regno) { int i; @@ -357,8 +387,8 @@ supply_fpregset (struct regcache *regcache, const gdb_fpregset_t *fpregsetp) for (regi = 0; regi <= 31; regi++) { from = (const char *) &((*fpregsetp)[regi]); - regcache->raw_supply (2*regi + HPPA_FP0_REGNUM, from); - regcache->raw_supply (2*regi + HPPA_FP0_REGNUM + 1, from + 4); + regcache->raw_supply (2 * regi + HPPA_FP0_REGNUM, from); + regcache->raw_supply (2 * regi + HPPA_FP0_REGNUM + 1, from + 4); } } @@ -368,23 +398,24 @@ supply_fpregset (struct regcache *regcache, const gdb_fpregset_t *fpregsetp) them all. */ void -fill_fpregset (const struct regcache *regcache, - gdb_fpregset_t *fpregsetp, int regno) +fill_fpregset (const struct regcache *regcache, gdb_fpregset_t *fpregsetp, + int regno) { int i; for (i = HPPA_FP0_REGNUM; i < HPPA_FP0_REGNUM + 32 * 2; i++) - { + { /* Gross. fpregset_t is double, registers[x] has single precision reg. */ char *to = (char *) &((*fpregsetp)[(i - HPPA_FP0_REGNUM) / 2]); if ((i - HPPA_FP0_REGNUM) & 1) to += 4; regcache->raw_collect (i, to); - } + } } void _initialize_hppa_linux_nat (); + void _initialize_hppa_linux_nat () { |