diff options
Diffstat (limited to 'gdb/sparc-nat.c')
| -rw-r--r-- | gdb/sparc-nat.c | 116 |
1 files changed, 61 insertions, 55 deletions
diff --git a/gdb/sparc-nat.c b/gdb/sparc-nat.c index e892fe8fbda..b2c6d41430d 100644 --- a/gdb/sparc-nat.c +++ b/gdb/sparc-nat.c @@ -73,31 +73,34 @@ fetch_inferior_registers (int regno) to the stack pointer. */ if (regno < O7_REGNUM /* including -1 */ || regno >= Y_REGNUM - || (!register_valid[SP_REGNUM] && regno < I7_REGNUM)) + || (!deprecated_register_valid[SP_REGNUM] && regno < I7_REGNUM)) { if (0 != ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_registers, 0)) perror ("ptrace_getregs"); - registers[REGISTER_BYTE (0)] = 0; - memcpy (®isters[REGISTER_BYTE (1)], &inferior_registers.r_g1, - 15 * REGISTER_RAW_SIZE (G0_REGNUM)); - *(int *) ®isters[REGISTER_BYTE (PS_REGNUM)] = inferior_registers.r_ps; - *(int *) ®isters[REGISTER_BYTE (PC_REGNUM)] = inferior_registers.r_pc; - *(int *) ®isters[REGISTER_BYTE (NPC_REGNUM)] = inferior_registers.r_npc; + deprecated_registers[REGISTER_BYTE (0)] = 0; + memcpy (&deprecated_registers[REGISTER_BYTE (1)], + &inferior_registers.r_g1, 15 * REGISTER_RAW_SIZE (G0_REGNUM)); + *(int *) &deprecated_registers[REGISTER_BYTE (PS_REGNUM)] + = inferior_registers.r_ps; + *(int *) &deprecated_registers[REGISTER_BYTE (PC_REGNUM)] + = inferior_registers.r_pc; + *(int *) &deprecated_registers[REGISTER_BYTE (NPC_REGNUM)] + = inferior_registers.r_npc; *(int *) ®isters[REGISTER_BYTE (Y_REGNUM)] = inferior_registers.r_y; for (i = G0_REGNUM; i <= O7_REGNUM; i++) - register_valid[i] = 1; - register_valid[Y_REGNUM] = 1; - register_valid[PS_REGNUM] = 1; - register_valid[PC_REGNUM] = 1; - register_valid[NPC_REGNUM] = 1; + deprecated_register_valid[i] = 1; + deprecated_register_valid[Y_REGNUM] = 1; + deprecated_register_valid[PS_REGNUM] = 1; + deprecated_register_valid[PC_REGNUM] = 1; + deprecated_register_valid[NPC_REGNUM] = 1; /* If we don't set these valid, read_register_bytes() rereads all the regs every time it is called! FIXME. */ - register_valid[WIM_REGNUM] = 1; /* Not true yet, FIXME */ - register_valid[TBR_REGNUM] = 1; /* Not true yet, FIXME */ - register_valid[CPS_REGNUM] = 1; /* Not true yet, FIXME */ + deprecated_register_valid[WIM_REGNUM] = 1; /* Not true yet, FIXME */ + deprecated_register_valid[TBR_REGNUM] = 1; /* Not true yet, FIXME */ + deprecated_register_valid[CPS_REGNUM] = 1; /* Not true yet, FIXME */ } /* Floating point registers */ @@ -109,35 +112,34 @@ fetch_inferior_registers (int regno) (PTRACE_ARG3_TYPE) & inferior_fp_registers, 0)) perror ("ptrace_getfpregs"); - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], &inferior_fp_registers, - sizeof inferior_fp_registers.fpu_fr); - memcpy (®isters[REGISTER_BYTE (FPS_REGNUM)], - &inferior_fp_registers.Fpu_fsr, - sizeof (FPU_FSR_TYPE)); + memcpy (&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)], + &inferior_fp_registers, sizeof inferior_fp_registers.fpu_fr); + memcpy (&deprecated_registers[REGISTER_BYTE (FPS_REGNUM)], + &inferior_fp_registers.Fpu_fsr, sizeof (FPU_FSR_TYPE)); for (i = FP0_REGNUM; i <= FP0_REGNUM + 31; i++) - register_valid[i] = 1; - register_valid[FPS_REGNUM] = 1; + deprecated_register_valid[i] = 1; + deprecated_register_valid[FPS_REGNUM] = 1; } /* These regs are saved on the stack by the kernel. Only read them all (16 ptrace calls!) if we really need them. */ if (regno == -1) { - CORE_ADDR sp = *(unsigned int *) & registers[REGISTER_BYTE (SP_REGNUM)]; - target_read_memory (sp, ®isters[REGISTER_BYTE (L0_REGNUM)], + CORE_ADDR sp = *(unsigned int *) & deprecated_registers[REGISTER_BYTE (SP_REGNUM)]; + target_read_memory (sp, &deprecated_registers[REGISTER_BYTE (L0_REGNUM)], 16 * REGISTER_RAW_SIZE (L0_REGNUM)); for (i = L0_REGNUM; i <= I7_REGNUM; i++) - register_valid[i] = 1; + deprecated_register_valid[i] = 1; } else if (regno >= L0_REGNUM && regno <= I7_REGNUM) { - CORE_ADDR sp = *(unsigned int *) & registers[REGISTER_BYTE (SP_REGNUM)]; + CORE_ADDR sp = *(unsigned int *) & deprecated_registers[REGISTER_BYTE (SP_REGNUM)]; i = REGISTER_BYTE (regno); - if (register_valid[regno]) + if (deprecated_register_valid[regno]) printf_unfiltered ("register %d valid and read\n", regno); target_read_memory (sp + i - REGISTER_BYTE (L0_REGNUM), - ®isters[i], REGISTER_RAW_SIZE (regno)); - register_valid[regno] = 1; + &deprecated_registers[i], REGISTER_RAW_SIZE (regno)); + deprecated_register_valid[regno] = 1; } } @@ -195,22 +197,22 @@ store_inferior_registers (int regno) if (wanna_store & STACK_REGS) { - CORE_ADDR sp = *(unsigned int *) & registers[REGISTER_BYTE (SP_REGNUM)]; + CORE_ADDR sp = *(unsigned int *) & deprecated_registers[REGISTER_BYTE (SP_REGNUM)]; if (regno < 0 || regno == SP_REGNUM) { - if (!register_valid[L0_REGNUM + 5]) + if (!deprecated_register_valid[L0_REGNUM + 5]) internal_error (__FILE__, __LINE__, "failed internal consistency check"); target_write_memory (sp, - ®isters[REGISTER_BYTE (L0_REGNUM)], + &deprecated_registers[REGISTER_BYTE (L0_REGNUM)], 16 * REGISTER_RAW_SIZE (L0_REGNUM)); } else { - if (!register_valid[regno]) + if (!deprecated_register_valid[regno]) internal_error (__FILE__, __LINE__, "failed internal consistency check"); target_write_memory (sp + REGISTER_BYTE (regno) - REGISTER_BYTE (L0_REGNUM), - ®isters[REGISTER_BYTE (regno)], + &deprecated_registers[REGISTER_BYTE (regno)], REGISTER_RAW_SIZE (regno)); } @@ -218,20 +220,21 @@ store_inferior_registers (int regno) if (wanna_store & INT_REGS) { - if (!register_valid[G1_REGNUM]) + if (!deprecated_register_valid[G1_REGNUM]) internal_error (__FILE__, __LINE__, "failed internal consistency check"); - memcpy (&inferior_registers.r_g1, ®isters[REGISTER_BYTE (G1_REGNUM)], + memcpy (&inferior_registers.r_g1, + &deprecated_registers[REGISTER_BYTE (G1_REGNUM)], 15 * REGISTER_RAW_SIZE (G1_REGNUM)); inferior_registers.r_ps = - *(int *) ®isters[REGISTER_BYTE (PS_REGNUM)]; + *(int *) &deprecated_registers[REGISTER_BYTE (PS_REGNUM)]; inferior_registers.r_pc = - *(int *) ®isters[REGISTER_BYTE (PC_REGNUM)]; + *(int *) &deprecated_registers[REGISTER_BYTE (PC_REGNUM)]; inferior_registers.r_npc = - *(int *) ®isters[REGISTER_BYTE (NPC_REGNUM)]; + *(int *) &deprecated_registers[REGISTER_BYTE (NPC_REGNUM)]; inferior_registers.r_y = - *(int *) ®isters[REGISTER_BYTE (Y_REGNUM)]; + *(int *) &deprecated_registers[REGISTER_BYTE (Y_REGNUM)]; if (0 != ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_registers, 0)) @@ -240,12 +243,14 @@ store_inferior_registers (int regno) if (wanna_store & FP_REGS) { - if (!register_valid[FP0_REGNUM + 9]) + if (!deprecated_register_valid[FP0_REGNUM + 9]) internal_error (__FILE__, __LINE__, "failed internal consistency check"); - memcpy (&inferior_fp_registers, ®isters[REGISTER_BYTE (FP0_REGNUM)], + memcpy (&inferior_fp_registers, + &deprecated_registers[REGISTER_BYTE (FP0_REGNUM)], sizeof inferior_fp_registers.fpu_fr); memcpy (&inferior_fp_registers.Fpu_fsr, - ®isters[REGISTER_BYTE (FPS_REGNUM)], sizeof (FPU_FSR_TYPE)); + &deprecated_registers[REGISTER_BYTE (FPS_REGNUM)], + sizeof (FPU_FSR_TYPE)); if (0 != ptrace (PTRACE_SETFPREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_fp_registers, 0)) @@ -277,15 +282,15 @@ fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, #define gregs ((struct regs *)core_reg_sect) /* G0 *always* holds 0. */ - *(int *) ®isters[REGISTER_BYTE (0)] = 0; + *(int *) &deprecated_registers[REGISTER_BYTE (0)] = 0; /* The globals and output registers. */ - memcpy (®isters[REGISTER_BYTE (G1_REGNUM)], &gregs->r_g1, + memcpy (&deprecated_registers[REGISTER_BYTE (G1_REGNUM)], &gregs->r_g1, 15 * REGISTER_RAW_SIZE (G1_REGNUM)); - *(int *) ®isters[REGISTER_BYTE (PS_REGNUM)] = gregs->r_ps; - *(int *) ®isters[REGISTER_BYTE (PC_REGNUM)] = gregs->r_pc; - *(int *) ®isters[REGISTER_BYTE (NPC_REGNUM)] = gregs->r_npc; - *(int *) ®isters[REGISTER_BYTE (Y_REGNUM)] = gregs->r_y; + *(int *) &deprecated_registers[REGISTER_BYTE (PS_REGNUM)] = gregs->r_ps; + *(int *) &deprecated_registers[REGISTER_BYTE (PC_REGNUM)] = gregs->r_pc; + *(int *) &deprecated_registers[REGISTER_BYTE (NPC_REGNUM)] = gregs->r_npc; + *(int *) &deprecated_registers[REGISTER_BYTE (Y_REGNUM)] = gregs->r_y; /* My best guess at where to get the locals and input registers is exactly where they usually are, right above @@ -295,8 +300,9 @@ fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, { int sp; - sp = *(int *) ®isters[REGISTER_BYTE (SP_REGNUM)]; - if (0 != target_read_memory (sp, ®isters[REGISTER_BYTE (L0_REGNUM)], + sp = *(int *) &deprecated_registers[REGISTER_BYTE (SP_REGNUM)]; + if (0 != target_read_memory (sp, + &deprecated_registers[REGISTER_BYTE (L0_REGNUM)], 16 * REGISTER_RAW_SIZE (L0_REGNUM))) { /* fprintf_unfiltered so user can still use gdb */ @@ -313,10 +319,10 @@ fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, #define fpuregs ((struct fpu *) core_reg_sect) if (core_reg_size >= sizeof (struct fpu)) { - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], fpuregs->fpu_regs, - sizeof (fpuregs->fpu_regs)); - memcpy (®isters[REGISTER_BYTE (FPS_REGNUM)], &fpuregs->fpu_fsr, - sizeof (FPU_FSR_TYPE)); + memcpy (&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)], + fpuregs->fpu_regs, sizeof (fpuregs->fpu_regs)); + memcpy (&deprecated_registers[REGISTER_BYTE (FPS_REGNUM)], + &fpuregs->fpu_fsr, sizeof (FPU_FSR_TYPE)); } else fprintf_unfiltered (gdb_stderr, "Couldn't read float regs from core file\n"); |