Squashed 'openlibm/' changes from a844d58..ae2d916

ae2d916 Correctly round double precision sqrt (#256)
81d5e16 Add fmod assembly version (#255)
465ca0a Update README.md
428e7af Support for riscv64 architecture (#254)
ed7aea3 Bump version to 0.8 (#248)
69bb280 Another Windows ARM64 fix (#253)
3d4a902 Fixes for Windows ARM64 (#251)
a9568fb [Windows] install import library to libdir (#249)
f88e52a CI (Windows): set `msys2 {0}` as the default shell for all Windows steps (#247)
b48a2f7 CI (Linux and macOS): Remove the `arch` variable, which currently has no effect (#246)
2a47fa5 CI: A variety of miscellaneous tweaks (#244)
d0ef09a prefix symbols with _ for 32-bit x86 Windows (#242)
60dec83 msys2 ci (#243)
6ea5fa2 Merge pull request #240 from JuliaMath/vs/msys
437c139 Update ci.yml
e993267 Update ci.yml
4a36c50 Update ci.yml
24cec17 Update ci.yml
d26ed98 Update ci.yml
7b96025 Update ci.yml
7af65db Update ci.yml
a2e053e Revert "Update ci.yml"
4a52bb0 Update ci.yml
fb10fcf Update ci.yml
abf5aaa Update ci.yml
98dcc48 Update ci.yml
ff822f3 Update ci.yml
ab8d1ad Update ci.yml
4d97e2d Update ci.yml
72caeab Update ci.yml
9dd3049 Create ci.yml
15119bc Merge pull request #239 from JuliaMath/revert-238-patch-1
4bca0f2 Revert "prefix symbols with _ for 32-bit x86 Windows"
3b9454f Merge pull request #238 from jeremyd2019/patch-1
6ae6318 Update src/cdefs-compat.h
71a8fd1 Merge pull request #233 from lephe/more-long-double-aliases
7a3ef59 prefix symbols with _ for 32-bit x86 Windows
a871457 Merge pull request #230 from PetteriAimonen/master
a090d3e Fix powf: JuliaMath/openlibm#212 (comment)
57dd0f9 add missing weak references for long double functions
327b1bd Replace remaining __strong_alias uses
f052f42 Merge pull request #228 from JuliaMath/aa/hypotl
711654e Fix incorrect results in `hypotl` near underflow
aeab19f Fix for #211 Co-authored by: @kargl
5449705 Merge pull request #227 from JuliaMath/vs/powf
98f8713 Fix #211 Patched by importing latest msun version
6a85b33 Merge pull request #225 from JuliaMath/vs/strict_assign
40dac9d Restore STRICT_ASSIGN on FreeBSD as suggested in #215
2d10c90 Merge pull request #218 from jcestibariz/fix-wasm32
5d70ac5 Merge pull request #221 from maleadt/tb/static_fenv
63aa875 Make fenv methods static on additional platforms.
9152b0d Fix compilation errors on wasm32
3cb8045 Merge pull request #217 from epsilon-0/master
c856101 Merge pull request #219 from maleadt/tb/dont_export_fenv
be31bff Revert "Export `fenv` functions on all platforms (#213)"
eb21e8a don't alter toolchain vars if already provided
b34f107 Fix Apple Silicon build (#214)
5a27b4c Export `fenv` functions on all platforms (#213)
878948d Update list of libm libraries
508603d Update index.html
0276147 Merge pull request #209 from embeddedartistry/master
f2a8b36 Update download links to point to releases
1d6befd Merge pull request #208 from cndesantana/patch-1
4f559d4 Replace a few remaining __strong_reference uses (#210)
0418324 Refactor: OLM_DLLEXPORT definition now lives in a standalone header.
861b2ad Fix small typo
5b0e7e9 Update FUNDING.yml
382b8e9 Add musl-libc math library to resources.
f6ad75a update openlibm website.
5efed30 Bump SONAME as discussed in #200
e6ac7d7 Update README with new OS and arch support
f731481 Merge pull request #199 from llucinat/wasm32-weakref
f952e16 Fix weak reference macro redefinition in wasm32 target
97de1a4 Merge pull request #198 from gufe44/netbsd-fix-openlibm_weak_reference
c4dca1e Add files via upload
d4077aa Suggestions
ea065f9 Update src/cdefs-compat.h
2080b23 NetBSD fix
14bf902 Merge pull request #195 from ode33/patch-1
3bb2215 Update README.md
33c8313 Create FUNDING.yml
72f33a3 wasm32 support (#192)
f24b1bf Fix compilation of gcc when using openlibm as system libm (#190)
0f22aeb Create CNAME
c68e7d2 Delete CNAME
b524581 Rename doc -> docs
ebbba43 Move website to doc/ on master instead of gh-pages branch
4e3d709 update ULPs for s390 (#187)
65d7406 Merge pull request #185 from sharkcz/s390x
2a1e568 s390(x) port
cca41bc Merge branch 'master' of github.com:JuliaMath/openlibm
74b54c7 Add MIPS
ce69bf1 Update references to JuliaLang to point to JuliaMath (#182)
a96f074 Merge pull request mirage#130 from ginggs/enable-optimization-again
c782ca2 Merge pull request #177 from JuliaMath/aa/windows
52df60b Update appveyor.yml
ce33de1 Add Windows testing with AppVeyor
4971b56 Update Make.inc
ca996ac Merge pull request #180 from JuliaLang/ginggs-0.5.6
73b3d88 Merge pull request #181 from CDLuminate/mipsport
3aa5c3b Merge pull request #174 from iniserve/master
4b4b41c Merge pull request #178 from JuliaLang/aa/upstream
a4b3fde travis: Add mips, mipsel, mips64el build.
ad9673e Makefile: clean mips/*.o
4dcc76e Using cdefs-compat.h and stdint.h instead  <sys/types.h> fenv-softfloat.h file added SOFTFLOAT code parts are not tested.
4f5112e Support for mips architectures
a24a5eb Enable optimization again for *int.c and *intf.c
a40570b Bump version to 0.5.6
787652b msun: signed overflow in atan2
8d91ecb Add TOOLPREFIX

git-subtree-dir: openlibm
git-subtree-split: ae2d91698508701c83cab83714d42a1146dccf85

Author: TImada

.github/FUNDING.yml

@@ -0,0 +1 @@
+github: [JuliaLang]

.github/workflows/ci.yml

@@ -0,0 +1,44 @@
+name: CI
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+    tags: '*'
+jobs:
+  test-unix:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: make
+      - run: make test
+  windows:
+    runs-on: windows-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - { sys: mingw64, env: x86_64 }
+          - { sys: mingw32, env: i686 }
+          - { sys: ucrt64,  env: ucrt-x86_64 }  # Experimental!
+          - { sys: clang64, env: clang-x86_64 } # Experimental!
+    defaults:
+      run:
+        shell: msys2 {0}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up the desired MSYS2 environment
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: ${{matrix.sys}}
+          install: base-devel mingw-w64-${{matrix.env}}-toolchain
+      - run: make
+      - run: make test

.travis.yml

@@ -69,5 +69,38 @@ matrix:
                       - libc6-dev-ppc64el-cross
                       - qemu-user-static
                       - binfmt-support
+
+        - os: linux
+          env: FLAGS="CC=mips-linux-gnu-gcc" TEST_FLAGS="LDFLAGS=-static"
+          addons:
+              apt:
+                  sources:
+                      - sourceline: "deb http://archive.ubuntu.com/ubuntu/ xenial main universe"
+                  packages:
+                      - gcc-mips-linux-gnu
+                      - libc6-dev-mips-cross
+                      - qemu-user-binfmt
+
+        - os: linux
+          env: FLAGS="CC=mipsel-linux-gnu-gcc" TEST_FLAGS="LDFLAGS=-static"
+          addons:
+              apt:
+                  sources:
+                      - sourceline: "deb http://archive.ubuntu.com/ubuntu/ xenial main universe"
+                  packages:
+                      - gcc-mipsel-linux-gnu
+                      - libc6-dev-mipsel-cross
+                      - qemu-user-binfmt
+
+        - os: linux
+          env: FLAGS="CC=mips64el-linux-gnuabi64-gcc" TEST_FLAGS="LDFLAGS=-static"
+          addons:
+              apt:
+                  sources:
+                      - sourceline: "deb http://archive.ubuntu.com/ubuntu/ xenial main universe"
+                  packages:
+                      - gcc-mips64el-linux-gnuabi64
+                      - libc6-dev-mips64el-cross
+                      - qemu-user-binfmt
 notifications:
     email: false

LICENSE.md

@@ -16,7 +16,7 @@ are under the LGPL.
 ## Parts copyrighted by the Julia project (MIT License)
 
 >       Copyright (c) 2011-14 The Julia Project.
->       https://github.com/JuliaLang/openlibm/graphs/contributors
+>       https://github.com/JuliaMath/openlibm/graphs/contributors
 >
 >       Permission is hereby granted, free of charge, to any person obtaining
 >       a copy of this software and associated documentation files (the

Make.inc

@@ -6,39 +6,44 @@ default: all
 OS := $(shell uname)
 # Do not forget to bump SOMINOR when changing VERSION,
 # and SOMAJOR when breaking ABI in a backward-incompatible way
-VERSION = 0.5.5
-SOMAJOR = 2
-SOMINOR = 4
+VERSION = 0.8.0
+SOMAJOR = 4
+SOMINOR = 0
 DESTDIR =
-prefix = /usr/local
-bindir = $(prefix)/bin
-libdir = $(prefix)/lib
-includedir = $(prefix)/include
+prefix ?= /usr/local
+bindir ?= $(prefix)/bin
+libdir ?= $(prefix)/lib
+includedir ?= $(prefix)/include
 
 ifeq ($(OS), FreeBSD)
-pkgconfigdir = $(prefix)/libdata/pkgconfig
+pkgconfigdir ?= $(prefix)/libdata/pkgconfig
 else
-pkgconfigdir = $(libdir)/pkgconfig
+pkgconfigdir ?= $(libdir)/pkgconfig
 endif
 
-USEGCC = 1
-USECLANG = 0
+USEGCC ?= 1
+USECLANG ?= 0
 
 ifneq (,$(findstring $(OS),Darwin FreeBSD OpenBSD))
-USEGCC = 0
+USEGCC ?= 0
+USECLANG ?= 1
+endif
+
+ifeq ($(ARCH),wasm32)
 USECLANG = 1
+TOOLPREFIX = llvm-
 endif
 
-AR = ar
+AR ?= $(TOOLPREFIX)ar
 
 ifeq ($(USECLANG),1)
-USEGCC = 0
+USEGCC ?= 0
 CC = clang
 CFLAGS_add += -fno-builtin -fno-strict-aliasing
 endif
 
 ifeq ($(USEGCC),1)
-CC = gcc
+CC ?= $(TOOLPREFIX)gcc
 CFLAGS_add += -fno-gnu89-inline -fno-builtin
 endif
 
@@ -49,6 +54,9 @@ $(error "the mingw32 compiler you are using fails the openblas testsuite. please
 endif
 
 # OS-specific stuff
+ifeq ($(ARCH),arm64)
+override ARCH := aarch64
+endif
 ifeq ($(findstring arm,$(ARCH)),arm)
 override ARCH := arm
 MARCH ?= armv7-a
@@ -60,13 +68,22 @@ endif
 ifeq ($(findstring ppc,$(ARCH)),ppc)
 override ARCH := powerpc
 endif
+ifeq ($(findstring s390,$(ARCH)),s390)
+override ARCH := s390
+endif
 ifneq ($(filter $(ARCH),i386 i486 i586 i686 i387 i487 i587 i687),)
 override ARCH := i387
 MARCH ?= i686
 endif
 ifeq ($(ARCH),x86_64)
 override ARCH := amd64
 endif
+ifeq ($(findstring mips,$(ARCH)),mips)
+override ARCH := mips
+endif
+ifeq ($(findstring riscv64,$(ARCH)),riscv64)
+override ARCH := riscv64
+endif
 
 # If CFLAGS does not contain a -O optimization flag, default to -O3
 ifeq ($(findstring -O,$(CFLAGS)),)
@@ -80,8 +97,7 @@ endif
 #keep these if statements separate
 ifeq ($(OS), WINNT)
 SHLIB_EXT = dll
-SONAME_FLAG = -soname
-CFLAGS_add += -nodefaultlibs
+SONAME_FLAG =
 shlibdir = $(bindir)
 else
 ifeq ($(OS), Darwin)
@@ -112,6 +128,10 @@ SFLAGS_arch  += -m64
 LDFLAGS_arch += -m64
 endif
 
+ifeq ($(ARCH),wasm32)
+CFLAGS_arch += -ffreestanding -nostdlib -nostdinc --target=wasm32-unknown-unknown
+endif
+
 # Add our "arch"-related FLAGS in.  We separate arch-related flags out so that
 # we can conveniently get at them for targets that don't want the rest of
 # *FLAGS_add, such as the testing Makefile targets
@@ -128,13 +148,16 @@ CFLAGS_add += -I$(OPENLIBM_HOME)/ld128
 endif
 endif
 
-
-# *int / *intf need to be built with -O0
-src/%int.c.o: src/%int.c
-	$(CC) $(CPPFLAGS) -O0 $(CFLAGS_add) -c $< -o $@
-
-src/%intf.c.o: src/%intf.c
-	$(CC) $(CPPFLAGS) -O0 $(CFLAGS_add) -c $< -o $@
+ifneq ($(filter $(ARCH),i387 amd64),)
+# Determines whether `long double` is the same as `double` on this arch.
+# linux x86_64, for instance, `long double` is 80 bits wide, whereas on macOS aarch64,
+# `long double` is the same as `double`. 
+LONG_DOUBLE_NOT_DOUBLE := 1
+else ifeq ($(ARCH), aarch64)
+ifeq ($(filter $(OS),Darwin WINNT),)
+LONG_DOUBLE_NOT_DOUBLE := 1
+endif
+endif
 
 %.c.o: %.c
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(CFLAGS_add) -c $< -o $@

Makefile

@@ -2,6 +2,7 @@ OPENLIBM_HOME=$(abspath .)
 include ./Make.inc
 
 SUBDIRS = src $(ARCH) bsdsrc
+ifeq ($(LONG_DOUBLE_NOT_DOUBLE),1)
 # Add ld80 directory on x86 and x64
 ifneq ($(filter $(ARCH),i387 amd64),)
 SUBDIRS += ld80
@@ -11,6 +12,7 @@ SUBDIRS += ld128
 else
 endif
 endif
+endif
 
 define INC_template
 TEST=test
@@ -44,12 +46,19 @@ else
 OLM_MAJOR_MINOR_SHLIB_EXT := $(SHLIB_EXT).$(SOMAJOR).$(SOMINOR)
 OLM_MAJOR_SHLIB_EXT := $(SHLIB_EXT).$(SOMAJOR)
 endif
+LDFLAGS_add += -Wl,$(SONAME_FLAG),libopenlibm.$(OLM_MAJOR_SHLIB_EXT)
 endif
 
 .PHONY: all check test clean distclean \
 	install install-static install-shared install-pkgconfig install-headers
 
-all: libopenlibm.a libopenlibm.$(OLM_MAJOR_MINOR_SHLIB_EXT)
+
+OLM_LIBS := libopenlibm.a
+ifneq ($(ARCH), wasm32)
+OLM_LIBS += libopenlibm.$(OLM_MAJOR_MINOR_SHLIB_EXT)
+endif
+
+all : $(OLM_LIBS)
 
 check test: test/test-double test/test-float
 	test/test-double
@@ -59,7 +68,7 @@ libopenlibm.a: $(OBJS)
 	$(AR) -rcs libopenlibm.a $(OBJS)
 
 libopenlibm.$(OLM_MAJOR_MINOR_SHLIB_EXT): $(OBJS)
-	$(CC) -shared $(OBJS) $(LDFLAGS) $(LDFLAGS_add) -Wl,$(SONAME_FLAG),libopenlibm.$(OLM_MAJOR_SHLIB_EXT) -o $@
+	$(CC) -shared $(OBJS) $(LDFLAGS) $(LDFLAGS_add) -o $@
 ifneq ($(OS),WINNT)
 	ln -sf $@ libopenlibm.$(OLM_MAJOR_SHLIB_EXT)
 	ln -sf $@ libopenlibm.$(SHLIB_EXT)
@@ -72,7 +81,7 @@ test/test-float: libopenlibm.$(OLM_MAJOR_MINOR_SHLIB_EXT)
 	$(MAKE) -C test test-float
 
 clean:
-	rm -f aarch64/*.o amd64/*.o arm/*.o bsdsrc/*.o i387/*.o ld80/*.o ld128/*.o src/*.o powerpc/*.o
+	rm -f aarch64/*.o amd64/*.o arm/*.o bsdsrc/*.o i387/*.o ld80/*.o ld128/*.o src/*.o powerpc/*.o mips/*.o s390/*.o riscv64/*.o
 	rm -f libopenlibm.a libopenlibm.*$(SHLIB_EXT)*
 	$(MAKE) -C test clean
 
@@ -87,7 +96,13 @@ install-static: libopenlibm.a
 
 install-shared: libopenlibm.$(OLM_MAJOR_MINOR_SHLIB_EXT)
 	mkdir -p $(DESTDIR)$(shlibdir)
+ifeq ($(OS), WINNT)
+	mkdir -p $(DESTDIR)$(libdir)
+	cp -RpP -f libopenlibm.*$(SHLIB_EXT) $(DESTDIR)$(shlibdir)/
+	cp -RpP -f libopenlibm.*$(SHLIB_EXT).a $(DESTDIR)$(libdir)/
+else
 	cp -RpP -f libopenlibm.*$(SHLIB_EXT)* $(DESTDIR)$(shlibdir)/
+endif
 
 install-pkgconfig: openlibm.pc
 	mkdir -p $(DESTDIR)$(pkgconfigdir)

README.md

@@ -1,23 +1,24 @@
 # OpenLibm
 
-[![Build Status](https://travis-ci.org/JuliaLang/openlibm.svg?branch=master)](https://travis-ci.org/JuliaLang/openlibm)
+[![Travis](https://travis-ci.org/JuliaMath/openlibm.svg?branch=master)](https://travis-ci.org/JuliaMath/openlibm)
+[![AppVeyor](https://ci.appveyor.com/api/projects/status/sia04r4089rr19uc/branch/master?svg=true)](https://ci.appveyor.com/project/ararslan/openlibm-19152/branch/master)
 
-[OpenLibm](http://www.openlibm.org) is an effort to have a high quality, portable, standalone
+[OpenLibm](https://openlibm.org/) is an effort to have a high quality, portable, standalone
 C mathematical library ([`libm`](http://en.wikipedia.org/wiki/libm)).
 It can be used standalone in applications and programming language
 implementations.
 
 The project was born out of a need to have a good `libm` for the
-[Julia programming langage](http://www.julialang.org) that worked
+[Julia programming language](http://www.julialang.org) that worked
 consistently across compilers and operating systems, and in 32-bit and
 64-bit environments.
 
 ## Platform support
 
-OpenLibm builds on Linux, Mac OS X, Windows, FreeBSD, OpenBSD, and DragonFly BSD.
-It builds with both GCC and clang. Although largely tested and widely
-used on x86 architectures, OpenLibm also supports ARM and
-PowerPC.
+OpenLibm builds on Linux, macOS, Windows, FreeBSD, OpenBSD, NetBSD, and
+DragonFly BSD.  It builds with both GCC and clang. Although largely
+tested and widely used on the x86 and x86-64 architectures, OpenLibm
+also supports arm, aarch64, ppc64le, mips, wasm32, riscv, and s390(x).
 
 ## Build instructions
 
@@ -26,7 +27,8 @@ PowerPC.
    Linux and Windows.
 3. Use `make USECLANG=1` to build with clang. This is the default on OS X, FreeBSD,
    and OpenBSD.
-4. Architectures are auto-detected. Use `make ARCH=i386` to force a
+4. Use `make ARCH=wasm32` to build the wasm32 library with clang. Requires clang-8.
+5. Architectures are auto-detected. Use `make ARCH=i386` to force a
    build for i386. Other supported architectures are i486, i586, and
    i686. GCC 4.8 is the minimum requirement for correct codegen on
    older 32-bit architectures.

aarch64/fenv.c

@@ -26,7 +26,6 @@
  * $FreeBSD: src/lib/msun/arm/fenv.c,v 1.3 2011/10/16 05:37:56 das Exp $
  */
 
-#define	__fenv_static
 #include <openlibm_fenv.h>
 
 #ifdef __GNUC_GNU_INLINE__

amd64/Make.files

@@ -3,4 +3,5 @@ $(CUR_SRCS) = fenv.c e_remainder.S e_remainderf.S e_remainderl.S \
 	    s_llrint.S s_llrintf.S s_llrintl.S \
 	    s_logbl.S s_lrint.S s_lrintf.S s_lrintl.S \
 	    s_remquo.S s_remquof.S s_remquol.S \
-	    s_rintl.S s_scalbn.S s_scalbnf.S s_scalbnl.S
+	    s_rintl.S s_scalbn.S s_scalbnf.S s_scalbnl.S \
+            e_fmod.S e_fmodf.S e_fmodl.S