[libc] Added type-generic macros for fixed-point functions (#129371)
Adds macros `absfx`, `countlsfx` and `roundfx` . ref: #129111
This commit is contained in:
Ishaan Verma
@@ -323,6 +323,45 @@
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#define ULACCUM_EPSILON 0x1.0p-32ULK
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#endif // ULACCUM_EPSILON
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#define absfx(x) \
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_Generic((x), \
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fract: absr, \
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short fract: abshr, \
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long fract: abslr, \
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accum: absk, \
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short accum: abshk, \
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long accum: abslk)(x)
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#define countlsfx(x) \
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_Generic((x), \
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fract: countlsr, \
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short fract: countlshr, \
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long fract: countlslr, \
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accum: countlsk, \
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short accum: countlshk, \
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long accum: countlslk, \
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unsigned fract: countlsur, \
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unsigned short fract: countlsuhr, \
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unsigned long fract: countlsulr, \
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unsigned accum: countlsuk, \
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unsigned short accum: countlsuhk, \
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unsigned long accum: countlsulk)(x)
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#define roundfx(x, y) \
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_Generic((x), \
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fract: roundr, \
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short fract: roundhr, \
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long fract: roundlr, \
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accum: roundk, \
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short accum: roundhk, \
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long accum: roundlk, \
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unsigned fract: roundur, \
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unsigned short fract: rounduhr, \
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unsigned long fract: roundulr, \
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unsigned accum: rounduk, \
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unsigned short accum: rounduhk, \
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unsigned long accum: roundulk)(x, y)
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#endif // LIBC_COMPILER_HAS_FIXED_POINT
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#endif // LLVM_LIBC_MACROS_STDFIX_MACROS_H
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@@ -1,6 +1,12 @@
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header: stdfix.h
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header_template: stdfix.h.def
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macros: []
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macros:
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- macro_name: absfx
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macro_header: stdfix-macros.h
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- macro_name: countlsfx
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macro_header: stdfix-macros.h
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- macro_name: roundfx
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macro_header: stdfix-macros.h
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types:
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- type_name: stdfix-types
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enums: []
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@@ -4,6 +4,7 @@ endif()
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add_custom_target(libc-stdfix-tests)
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foreach(suffix IN ITEMS hr r lr hk k lk)
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add_libc_test(
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abs${suffix}_test
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@@ -176,3 +177,25 @@ add_libc_test(
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libc.src.__support.fixed_point.fx_rep
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libc.src.__support.FPUtil.basic_operations
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)
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set(macros_depends)
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foreach(s IN ITEMS r hr lr k hk lk)
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list(APPEND macros_depends
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libc.src.stdfix.abs${s}
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libc.src.stdfix.countls${s}
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libc.src.stdfix.countlsu${s}
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libc.src.stdfix.round${s}
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libc.src.stdfix.roundu${s}
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)
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endforeach()
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add_libc_test(
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macros_test
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SUITE libc-stdfix-tests
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SRCS macros_test.cpp
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DEPENDS
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libc.include.stdfix
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${macros_depends}
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)
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113
libc/test/src/stdfix/macros_test.cpp
Normal file
113
libc/test/src/stdfix/macros_test.cpp
Normal file
@@ -0,0 +1,113 @@
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//===-- Unittests for absfx -----------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "AbsTest.h"
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#include "src/stdfix/abshk.h"
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#include "src/stdfix/abshr.h"
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#include "src/stdfix/absk.h"
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#include "src/stdfix/abslk.h"
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#include "src/stdfix/abslr.h"
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#include "src/stdfix/absr.h"
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#include "src/stdfix/countlshk.h"
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#include "src/stdfix/countlshr.h"
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#include "src/stdfix/countlsk.h"
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#include "src/stdfix/countlslk.h"
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#include "src/stdfix/countlslr.h"
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#include "src/stdfix/countlsr.h"
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#include "src/stdfix/countlsuhk.h"
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#include "src/stdfix/countlsuhr.h"
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#include "src/stdfix/countlsuk.h"
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#include "src/stdfix/countlsulk.h"
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#include "src/stdfix/countlsulr.h"
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#include "src/stdfix/countlsur.h"
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#include "src/stdfix/roundhk.h"
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#include "src/stdfix/roundhr.h"
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#include "src/stdfix/roundk.h"
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#include "src/stdfix/roundlk.h"
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#include "src/stdfix/roundlr.h"
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#include "src/stdfix/roundr.h"
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#include "src/stdfix/rounduhk.h"
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#include "src/stdfix/rounduhr.h"
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#include "src/stdfix/rounduk.h"
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#include "src/stdfix/roundulk.h"
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#include "src/stdfix/roundulr.h"
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#include "src/stdfix/roundur.h"
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using LIBC_NAMESPACE::abshk;
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using LIBC_NAMESPACE::abshr;
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using LIBC_NAMESPACE::absk;
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using LIBC_NAMESPACE::abslk;
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using LIBC_NAMESPACE::abslr;
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using LIBC_NAMESPACE::absr;
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using LIBC_NAMESPACE::countlshk;
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using LIBC_NAMESPACE::countlshr;
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using LIBC_NAMESPACE::countlsk;
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using LIBC_NAMESPACE::countlslk;
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using LIBC_NAMESPACE::countlslr;
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using LIBC_NAMESPACE::countlsr;
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using LIBC_NAMESPACE::countlsuhk;
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using LIBC_NAMESPACE::countlsuhr;
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using LIBC_NAMESPACE::countlsuk;
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using LIBC_NAMESPACE::countlsulk;
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using LIBC_NAMESPACE::countlsulr;
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using LIBC_NAMESPACE::countlsur;
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using LIBC_NAMESPACE::roundhk;
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using LIBC_NAMESPACE::roundhr;
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using LIBC_NAMESPACE::roundk;
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using LIBC_NAMESPACE::roundlk;
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using LIBC_NAMESPACE::roundlr;
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using LIBC_NAMESPACE::roundr;
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using LIBC_NAMESPACE::rounduhk;
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using LIBC_NAMESPACE::rounduhr;
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using LIBC_NAMESPACE::rounduk;
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using LIBC_NAMESPACE::roundulk;
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using LIBC_NAMESPACE::roundulr;
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using LIBC_NAMESPACE::roundur;
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TEST(LlvmLibcAbsfxTest, Basic) {
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ASSERT_EQ(absfx(-0.5r), absr(-0.5r));
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ASSERT_EQ(absfx(-0.5hr), abshr(-0.5hr));
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ASSERT_EQ(absfx(-0.5lr), abslr(-0.5lr));
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ASSERT_EQ(absfx(-0.5k), absk(-0.5k));
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ASSERT_EQ(absfx(-0.5hk), abshk(-0.5hk));
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ASSERT_EQ(absfx(-0.5lk), abslk(-0.5lk));
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}
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TEST(LlvmLibcRoundfxTest, Basic) {
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ASSERT_EQ(roundfx(0.75r, 0), roundr(0.75r, 0));
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ASSERT_EQ(roundfx(0.75hr, 0), roundhr(0.75hr, 0));
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ASSERT_EQ(roundfx(0.75lr, 0), roundlr(0.75lr, 0));
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ASSERT_EQ(roundfx(0.75k, 0), roundk(0.75k, 0));
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ASSERT_EQ(roundfx(0.75hk, 0), roundhk(0.75hk, 0));
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ASSERT_EQ(roundfx(0.75lk, 0), roundlk(0.75lk, 0));
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ASSERT_EQ(roundfx(0.75ur, 0), roundur(0.75ur, 0));
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ASSERT_EQ(roundfx(0.75uhr, 0), rounduhr(0.75uhr, 0));
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ASSERT_EQ(roundfx(0.75ulr, 0), roundulr(0.75ulr, 0));
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ASSERT_EQ(roundfx(0.75uk, 0), rounduk(0.75uk, 0));
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ASSERT_EQ(roundfx(0.75uhk, 0), rounduhk(0.75uhk, 0));
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ASSERT_EQ(roundfx(0.75ulk, 0), roundulk(0.75ulk, 0));
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}
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TEST(LlvmLibcCountlsfxTest, Basic) {
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ASSERT_EQ(countlsfx(0.5r), countlsr(0.5r));
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ASSERT_EQ(countlsfx(0.5hr), countlshr(0.5hr));
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ASSERT_EQ(countlsfx(0.5lr), countlslr(0.5lr));
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ASSERT_EQ(countlsfx(0.5k), countlsk(0.5k));
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ASSERT_EQ(countlsfx(0.5hk), countlshk(0.5hk));
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ASSERT_EQ(countlsfx(0.5lk), countlslk(0.5lk));
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ASSERT_EQ(countlsfx(0.5ur), countlsur(0.5ur));
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ASSERT_EQ(countlsfx(0.5uhr), countlsuhr(0.5uhr));
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ASSERT_EQ(countlsfx(0.5ulr), countlsulr(0.5ulr));
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ASSERT_EQ(countlsfx(0.5uk), countlsuk(0.5uk));
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ASSERT_EQ(countlsfx(0.5uhk), countlsuhk(0.5uhk));
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ASSERT_EQ(countlsfx(0.5ulk), countlsulk(0.5ulk));
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}
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