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authorgingerBill <bill@gingerbill.org>2020-09-07 11:41:42 +0100
committergingerBill <bill@gingerbill.org>2020-09-07 11:41:42 +0100
commit7f48cf84056f63abb4ad6a62900def4418fd994c (patch)
treeb6d61adfd79d3c68339361d6e532b949caaa01bf /src/ir.cpp
parent7e08bccc9a7726d601d06749b5785ecbe26ef61d (diff)
[REFLECTION BREAKING] Modify the internals of the `map` type to increase performance
Diffstat (limited to 'src/ir.cpp')
-rw-r--r--src/ir.cpp59
1 files changed, 25 insertions, 34 deletions
diff --git a/src/ir.cpp b/src/ir.cpp
index 77d40dc52..7c2e6d0c5 100644
--- a/src/ir.cpp
+++ b/src/ir.cpp
@@ -3593,27 +3593,8 @@ irValue *ir_gen_map_key(irProcedure *proc, irValue *key, Type *key_type) {
irValue *v = ir_add_local_generated(proc, t_map_key, true);
Type *t = base_type(ir_type(key));
key = ir_emit_conv(proc, key, key_type);
- if (is_type_integer(t)) {
- ir_emit_store(proc, ir_emit_struct_ep(proc, v, 0), ir_emit_conv(proc, key, hash_type));
- } else if (is_type_enum(t)) {
- ir_emit_store(proc, ir_emit_struct_ep(proc, v, 0), ir_emit_conv(proc, key, hash_type));
- } else if (is_type_typeid(t)) {
- irValue *i = ir_emit_bitcast(proc, key, t_uint);
- ir_emit_store(proc, ir_emit_struct_ep(proc, v, 0), ir_emit_conv(proc, i, hash_type));
- } else if (is_type_pointer(t)) {
- irValue *p = ir_emit_conv(proc, key, t_uintptr);
- ir_emit_store(proc, ir_emit_struct_ep(proc, v, 0), ir_emit_conv(proc, p, hash_type));
- } else if (is_type_float(t)) {
- irValue *bits = nullptr;
- i64 size = type_size_of(t);
- switch (8*size) {
- case 32: bits = ir_emit_transmute(proc, key, t_u32); break;
- case 64: bits = ir_emit_transmute(proc, key, t_u64); break;
- default: GB_PANIC("Unhandled float size: %lld bits", size); break;
- }
-
- ir_emit_store(proc, ir_emit_struct_ep(proc, v, 0), ir_emit_conv(proc, bits, hash_type));
- } else if (is_type_string(t)) {
+
+ if (is_type_string(t)) {
irValue *str = ir_emit_conv(proc, key, t_string);
irValue *hashed_str = nullptr;
@@ -3628,9 +3609,27 @@ irValue *ir_gen_map_key(irProcedure *proc, irValue *key, Type *key_type) {
hashed_str = ir_emit_runtime_call(proc, "default_hash_string", args);
}
ir_emit_store(proc, ir_emit_struct_ep(proc, v, 0), hashed_str);
- ir_emit_store(proc, ir_emit_struct_ep(proc, v, 1), str);
+
+ irValue *key_data = ir_emit_struct_ep(proc, v, 1);
+ key_data = ir_emit_conv(proc, key_data, alloc_type_pointer(key_type));
+ ir_emit_store(proc, key_data, str);
} else {
- GB_PANIC("Unhandled map key type");
+ i64 sz = type_size_of(t);
+ GB_ASSERT(sz <= 8);
+ if (sz != 0) {
+ auto args = array_make<irValue *>(ir_allocator(), 2);
+ args[0] = ir_address_from_load_or_generate_local(proc, key);
+ args[1] = ir_const_int(sz);
+ irValue *hash = ir_emit_runtime_call(proc, "default_hash_ptr", args);
+
+
+ irValue *hash_ptr = ir_emit_struct_ep(proc, v, 0);
+ irValue *key_data = ir_emit_struct_ep(proc, v, 1);
+ key_data = ir_emit_conv(proc, key_data, alloc_type_pointer(key_type));
+
+ ir_emit_store(proc, hash_ptr, hash);
+ ir_emit_store(proc, key_data, key);
+ }
}
return ir_emit_load(proc, v);
@@ -9818,8 +9817,6 @@ void ir_build_range_indexed(irProcedure *proc, irValue *expr, Type *val_type, ir
break;
}
case Type_Map: {
- irValue *key = ir_add_local_generated(proc, expr_type->Map.key, true);
-
irValue *entries = ir_map_entries_ptr(proc, expr);
irValue *elem = ir_emit_struct_ep(proc, entries, 0);
elem = ir_emit_load(proc, elem);
@@ -9827,15 +9824,9 @@ void ir_build_range_indexed(irProcedure *proc, irValue *expr, Type *val_type, ir
irValue *entry = ir_emit_ptr_offset(proc, elem, idx);
val = ir_emit_load(proc, ir_emit_struct_ep(proc, entry, 2));
- irValue *hash = ir_emit_struct_ep(proc, entry, 0);
- if (is_type_string(expr_type->Map.key)) {
- irValue *str = ir_emit_struct_ep(proc, hash, 1);
- ir_emit_store(proc, key, ir_emit_load(proc, str));
- } else {
- irValue *hash_ptr = ir_emit_struct_ep(proc, hash, 0);
- hash_ptr = ir_emit_conv(proc, hash_ptr, ir_type(key));
- ir_emit_store(proc, key, ir_emit_load(proc, hash_ptr));
- }
+ irValue *key_raw = ir_emit_struct_ep(proc, entry, 0);
+ key_raw = ir_emit_struct_ep(proc, key_raw, 1);
+ irValue *key = ir_emit_conv(proc, key_raw, alloc_type_pointer(expr_type->Map.key));
idx = ir_emit_load(proc, key);