[libc-commits] [libc] [llvm] [libc] Add fixed point support to printf (PR #82707)

[Michael Jones via libc-commits]

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@@ -0,0 +1,386 @@
+//===-- Fixed Point Converter for printf ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_STDIO_PRINTF_CORE_FIXED_CONVERTER_H
+#define LLVM_LIBC_SRC_STDIO_PRINTF_CORE_FIXED_CONVERTER_H
+
+#include "include/llvm-libc-macros/stdfix-macros.h"
+#include "src/__support/CPP/string_view.h"
+#include "src/__support/fixed_point/fx_bits.h"
+#include "src/__support/fixed_point/fx_rep.h"
+#include "src/__support/integer_to_string.h"
+#include "src/__support/libc_assert.h"
+#include "src/stdio/printf_core/converter_utils.h"
+#include "src/stdio/printf_core/core_structs.h"
+#include "src/stdio/printf_core/writer.h"
+
+#include <inttypes.h>
+#include <stddef.h>
+
+namespace LIBC_NAMESPACE {
+namespace printf_core {
+
+// This is just for assertions. It will be compiled out for release builds.
----------------
michaelrj-google wrote:

unnecessary, it's only called in `LIBC_ASSERT` calls. The compiler can figure out to drop it in non-debug cases on its own.

https://github.com/llvm/llvm-project/pull/82707