diff --git a/src/check_expr.cpp b/src/check_expr.cpp index 3dbecb1c0..9fd6acefd 100644 --- a/src/check_expr.cpp +++ b/src/check_expr.cpp @@ -7885,7 +7885,7 @@ ExprKind check_compound_literal(CheckerContext *c, Operand *o, Ast *node, Type * if (t->kind == Type_SimdVector) { if (!is_constant) { - error(node, "Expected all constant elements for a simd vector"); + // error(node, "Expected all constant elements for a simd vector"); } } diff --git a/src/llvm_backend_expr.cpp b/src/llvm_backend_expr.cpp index f4b5702bb..1b10cd776 100644 --- a/src/llvm_backend_expr.cpp +++ b/src/llvm_backend_expr.cpp @@ -4641,6 +4641,102 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) { break; } + case Type_SimdVector: { + if (cl->elems.count > 0) { + lbValue vector_value = lb_const_value(p->module, type, exact_value_compound(expr)); + defer (lb_addr_store(p, v, vector_value)); + + auto temp_data = array_make(temporary_allocator(), 0, cl->elems.count); + + // NOTE(bill): Separate value, store into their own chunks + for_array(i, cl->elems) { + Ast *elem = cl->elems[i]; + if (elem->kind == Ast_FieldValue) { + ast_node(fv, FieldValue, elem); + if (lb_is_elem_const(fv->value, et)) { + continue; + } + if (is_ast_range(fv->field)) { + ast_node(ie, BinaryExpr, fv->field); + TypeAndValue lo_tav = ie->left->tav; + TypeAndValue hi_tav = ie->right->tav; + GB_ASSERT(lo_tav.mode == Addressing_Constant); + GB_ASSERT(hi_tav.mode == Addressing_Constant); + + TokenKind op = ie->op.kind; + i64 lo = exact_value_to_i64(lo_tav.value); + i64 hi = exact_value_to_i64(hi_tav.value); + if (op != Token_RangeHalf) { + hi += 1; + } + + lbValue value = lb_build_expr(p, fv->value); + + for (i64 k = lo; k < hi; k++) { + lbCompoundLitElemTempData data = {}; + data.value = value; + data.elem_index = cast(i32)k; + array_add(&temp_data, data); + } + + } else { + auto tav = fv->field->tav; + GB_ASSERT(tav.mode == Addressing_Constant); + i64 index = exact_value_to_i64(tav.value); + + lbValue value = lb_build_expr(p, fv->value); + lbCompoundLitElemTempData data = {}; + data.value = lb_emit_conv(p, value, et); + data.expr = fv->value; + data.elem_index = cast(i32)index; + array_add(&temp_data, data); + } + + } else { + if (lb_is_elem_const(elem, et)) { + continue; + } + lbCompoundLitElemTempData data = {}; + data.expr = elem; + data.elem_index = cast(i32)i; + array_add(&temp_data, data); + } + } + + + for_array(i, temp_data) { + lbValue field_expr = temp_data[i].value; + Ast *expr = temp_data[i].expr; + + auto prev_hint = lb_set_copy_elision_hint(p, lb_addr(temp_data[i].gep), expr); + + if (field_expr.value == nullptr) { + field_expr = lb_build_expr(p, expr); + } + Type *t = field_expr.type; + GB_ASSERT(t->kind != Type_Tuple); + lbValue ev = lb_emit_conv(p, field_expr, et); + + if (!p->copy_elision_hint.used) { + temp_data[i].value = ev; + } + + lb_reset_copy_elision_hint(p, prev_hint); + } + + + // TODO(bill): reduce the need for individual `insertelement` if a `shufflevector` + // might be a better option + + for_array(i, temp_data) { + if (temp_data[i].value.value != nullptr) { + LLVMValueRef index = lb_const_int(p->module, t_u32, temp_data[i].elem_index).value; + vector_value.value = LLVMBuildInsertElement(p->builder, vector_value.value, temp_data[i].value.value, index, ""); + } + } + } + break; + } } return v;