From eb53f10555eb56c43212659acbc2014f6d416a32 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Thu, 17 Sep 2020 11:47:50 -0600 Subject: [PATCH] Use htab_up in target-descriptions.c This changes target-descriptions.c to use htab_up rather than explicit calls to htab_delete. gdb/ChangeLog 2020-09-17 Tom Tromey * target-descriptions.c (tdesc_use_registers): Use htab_up. --- gdb/ChangeLog | 4 ++++ gdb/target-descriptions.c | 16 +++++++--------- 2 files changed, 11 insertions(+), 9 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 837e1a4090c..1d0c024335d 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2020-09-17 Tom Tromey + + * target-descriptions.c (tdesc_use_registers): Use htab_up. + 2020-09-17 Tom Tromey * linespec.c (class decode_compound_collector) diff --git a/gdb/target-descriptions.c b/gdb/target-descriptions.c index eadad86cce1..91cbeb58b04 100644 --- a/gdb/target-descriptions.c +++ b/gdb/target-descriptions.c @@ -1108,7 +1108,6 @@ tdesc_use_registers (struct gdbarch *gdbarch, { int num_regs = gdbarch_num_regs (gdbarch); struct tdesc_arch_data *data; - htab_t reg_hash; /* We can't use the description for registers if it doesn't describe any. This function should only be called after validating @@ -1123,11 +1122,12 @@ tdesc_use_registers (struct gdbarch *gdbarch, /* Build up a set of all registers, so that we can assign register numbers where needed. The hash table expands as necessary, so the initial size is arbitrary. */ - reg_hash = htab_create (37, htab_hash_pointer, htab_eq_pointer, NULL); + htab_up reg_hash (htab_create (37, htab_hash_pointer, htab_eq_pointer, + NULL)); for (const tdesc_feature_up &feature : target_desc->features) for (const tdesc_reg_up ® : feature->registers) { - void **slot = htab_find_slot (reg_hash, reg.get (), INSERT); + void **slot = htab_find_slot (reg_hash.get (), reg.get (), INSERT); *slot = reg.get (); /* Add reggroup if its new. */ @@ -1142,7 +1142,7 @@ tdesc_use_registers (struct gdbarch *gdbarch, architecture. */ for (const tdesc_arch_reg &arch_reg : data->arch_regs) if (arch_reg.reg != NULL) - htab_remove_elt (reg_hash, arch_reg.reg); + htab_remove_elt (reg_hash.get (), arch_reg.reg); /* Assign numbers to the remaining registers and add them to the list of registers. The new numbers are always above gdbarch_num_regs. @@ -1160,7 +1160,7 @@ tdesc_use_registers (struct gdbarch *gdbarch, { for (const tdesc_feature_up &feature : target_desc->features) for (const tdesc_reg_up ® : feature->registers) - if (htab_find (reg_hash, reg.get ()) != NULL) + if (htab_find (reg_hash.get (), reg.get ()) != NULL) { int regno = unk_reg_cb (gdbarch, feature.get (), reg->name.c_str (), num_regs); @@ -1171,7 +1171,7 @@ tdesc_use_registers (struct gdbarch *gdbarch, data->arch_regs.emplace_back (nullptr, nullptr); data->arch_regs[regno] = tdesc_arch_reg (reg.get (), NULL); num_regs = regno + 1; - htab_remove_elt (reg_hash, reg.get ()); + htab_remove_elt (reg_hash.get (), reg.get ()); } } } @@ -1183,14 +1183,12 @@ tdesc_use_registers (struct gdbarch *gdbarch, unnumbered registers. */ for (const tdesc_feature_up &feature : target_desc->features) for (const tdesc_reg_up ® : feature->registers) - if (htab_find (reg_hash, reg.get ()) != NULL) + if (htab_find (reg_hash.get (), reg.get ()) != NULL) { data->arch_regs.emplace_back (reg.get (), nullptr); num_regs++; } - htab_delete (reg_hash); - /* Update the architecture. */ set_gdbarch_num_regs (gdbarch, num_regs); set_gdbarch_register_name (gdbarch, tdesc_register_name); -- 2.30.2