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Simplify scalar -> array conversions in LLVM to use a loop after a certain size

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This commit is contained in:
gingerBill
2024-04-12 14:05:36 +01:00
parent 46b9bd8c0e
commit caa344c88d
2 changed files with 11 additions and 12 deletions
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src/llvm_backend_expr.cpp
+11 -2
View File
@@ -2143,9 +2143,18 @@ gb_internal lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) {
lbAddr v = lb_add_local_generated(p, t, false); lbAddr v = lb_add_local_generated(p, t, false);
isize index_count = cast(isize)get_array_type_count(dst); isize index_count = cast(isize)get_array_type_count(dst);
for (isize i = 0; i < index_count; i++) { if (type_size_of(dst) > build_context.max_simd_align) {
lbValue elem = lb_emit_array_epi(p, v.addr, i); auto loop_data = lb_loop_start(p, index_count, t_int);
lbValue elem = lb_emit_array_ep(p, v.addr, loop_data.idx);
lb_emit_store(p, elem, e); lb_emit_store(p, elem, e);
lb_loop_end(p, loop_data);
} else {
for (isize i = 0; i < index_count; i++) {
lbValue elem = lb_emit_array_epi(p, v.addr, i);
lb_emit_store(p, elem, e);
}
} }
return lb_addr_load(p, v); return lb_addr_load(p, v);
} }
src/llvm_backend_general.cpp
-10
View File
@@ -954,16 +954,6 @@ gb_internal void lb_addr_store(lbProcedure *p, lbAddr addr, lbValue value) {
GB_ASSERT(value.value != nullptr); GB_ASSERT(value.value != nullptr);
value = lb_emit_conv(p, value, lb_addr_type(addr)); value = lb_emit_conv(p, value, lb_addr_type(addr));
// if (lb_is_const_or_global(value)) {
// // NOTE(bill): Just bypass the actual storage and set the initializer
// if (LLVMGetValueKind(addr.addr.value) == LLVMGlobalVariableValueKind) {
// LLVMValueRef dst = addr.addr.value;
// LLVMValueRef src = value.value;
// LLVMSetInitializer(dst, src);
// return;
// }
// }
lb_emit_store(p, addr.addr, value); lb_emit_store(p, addr.addr, value);
} }