gdb: Add ax_pseudo_register_collect for powerpc.
gdb/ChangeLog: * rs6000-tdep.c (rs6000_ax_pseudo_register_collect): New function. (rs6000_gdbarch_init): Wire in the above.
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@ -1,3 +1,8 @@
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2016-03-09 Marcin Kościelnicki <koriakin@0x04.net>
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* rs6000-tdep.c (rs6000_ax_pseudo_register_collect): New function.
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(rs6000_gdbarch_init): Wire in the above.
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2016-03-09 Andreas Arnez <arnez@linux.vnet.ibm.com>
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* s390-linux-tdep.c (s390_analyze_prologue): Ignore BRC and BRCL
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@ -2919,6 +2919,50 @@ rs6000_pseudo_register_write (struct gdbarch *gdbarch,
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gdbarch_register_name (gdbarch, reg_nr), reg_nr);
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}
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static int
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rs6000_ax_pseudo_register_collect (struct gdbarch *gdbarch,
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struct agent_expr *ax, int reg_nr)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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if (IS_SPE_PSEUDOREG (tdep, reg_nr))
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{
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int reg_index = reg_nr - tdep->ppc_ev0_regnum;
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ax_reg_mask (ax, tdep->ppc_gp0_regnum + reg_index);
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ax_reg_mask (ax, tdep->ppc_ev0_upper_regnum + reg_index);
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}
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else if (IS_DFP_PSEUDOREG (tdep, reg_nr))
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{
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int reg_index = reg_nr - tdep->ppc_dl0_regnum;
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ax_reg_mask (ax, tdep->ppc_fp0_regnum + 2 * reg_index);
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ax_reg_mask (ax, tdep->ppc_fp0_regnum + 2 * reg_index + 1);
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}
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else if (IS_VSX_PSEUDOREG (tdep, reg_nr))
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{
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int reg_index = reg_nr - tdep->ppc_vsr0_regnum;
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if (reg_index > 31)
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{
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ax_reg_mask (ax, tdep->ppc_vr0_regnum + reg_index - 32);
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}
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else
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{
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ax_reg_mask (ax, tdep->ppc_fp0_regnum + reg_index);
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ax_reg_mask (ax, tdep->ppc_vsr0_upper_regnum + reg_index);
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}
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}
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else if (IS_EFP_PSEUDOREG (tdep, reg_nr))
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{
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int reg_index = reg_nr - tdep->ppc_efpr0_regnum;
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ax_reg_mask (ax, tdep->ppc_vr0_regnum + reg_index);
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}
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else
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internal_error (__FILE__, __LINE__,
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_("rs6000_pseudo_register_collect: "
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"called on unexpected register '%s' (%d)"),
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gdbarch_register_name (gdbarch, reg_nr), reg_nr);
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return 0;
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}
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/* Convert a DBX STABS register number to a GDB register number. */
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static int
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rs6000_stab_reg_to_regnum (struct gdbarch *gdbarch, int num)
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@ -5924,6 +5968,8 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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set_gdbarch_pseudo_register_read (gdbarch, rs6000_pseudo_register_read);
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set_gdbarch_pseudo_register_write (gdbarch,
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rs6000_pseudo_register_write);
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set_gdbarch_ax_pseudo_register_collect (gdbarch,
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rs6000_ax_pseudo_register_collect);
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}
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set_gdbarch_have_nonsteppable_watchpoint (gdbarch, 1);
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