new port: math/libpgmath

This adds the compiler-callable math intrinsics library libpgmath. It is the
math library of the flang compiler with support for vector operations.

Patches were in large part adapted from the OpenBSD port.

Reviewed by:	zeising (mentor), mat
Approved by:	zeising (mentor)
Obtained from:	Brian Callahan (bcallah@openbsd.org) with adaptations
Differential Revision:	https://reviews.freebsd.org/D17034

18 files changed, 363 insertions, 0 deletions

diff --git a/math/libpgmath/Makefile b/math/libpgmath/Makefile
new file mode 100644
index 000000000000..173f06fbd6fe
--- /dev/null
+++ b/math/libpgmath/Makefile
@@ -0,0 +1,38 @@
+# Created by: Johannes M Dieterich <jmd@FreeBSD.org>
+# $FreeBSD$
+
+PORTNAME=	libpgmath
+DISTVERSION=	g20180904
+CATEGORIES=	math
+
+MAINTAINER=	jmd@FreeBSD.org
+COMMENT=	Compiler-callable math intrinsics library
+
+LICENSE=	APACHE20
+LICENSE_FILE=	${WRKSRC}/LICENSE.txt
+
+ONLY_FOR_ARCHS=	amd64
+IGNORE_FreeBSD_10=	not supported on older than 12.0, no cpuid bit support
+IGNORE_FreeBSD_11=	not supported on older than 12.0, no cpuid bit support
+
+BUILD_DEPENDS=	llvm60>=0:devel/llvm60
+RUN_DEPENDS=	llvm60>=0:devel/llvm60
+
+USES=		cmake:outsource compiler:c++11-lib
+USE_LDCONFIG=	yes
+
+USE_GITHUB=	yes
+GH_ACCOUNT=	flang-compiler
+GH_PROJECT=	flang
+GH_TAGNAME=	53e368b
+
+CMAKE_ARGS+=	-DLLVM_CONFIG=${LOCALBASE}/bin/llvm-config60 \
+		-DCMAKE_CXX_COMPILER=${LOCALBASE}/llvm60/bin/clang++ \
+		-DCMAKE_C_COMPILER=${LOCALBASE}/llvm60/bin/clang
+
+WRKSRC_SUBDIR=	runtime/libpgmath
+
+PLIST_FILES=	lib/libpgmath.a \
+		lib/libpgmath.so
+
+.include <bsd.port.mk>
diff --git a/math/libpgmath/distinfo b/math/libpgmath/distinfo
new file mode 100644
index 000000000000..84039d2d7ae8
--- /dev/null
+++ b/math/libpgmath/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1536097093
+SHA256 (flang-compiler-flang-g20180904-53e368b_GH0.tar.gz) = e9cf2589c6cbad3ec953f4622ee60f7746c6921518d6905aef0526705d83c888
+SIZE (flang-compiler-flang-g20180904-53e368b_GH0.tar.gz) = 4603486
diff --git a/math/libpgmath/files/patch-lib_CMakeLists.txt b/math/libpgmath/files/patch-lib_CMakeLists.txt
new file mode 100644
index 000000000000..51078bd118c0
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_CMakeLists.txt
@@ -0,0 +1,48 @@
+--- lib/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/CMakeLists.txt
+@@ -16,19 +16,23 @@
+ 
+ # This value will be the same as CMAKE_SYSTEM_PROCESSOR
+ set(PROCESSOR ${CMAKE_SYSTEM_PROCESSOR})
+-if(${LIBPGMATH_WITH_GENERIC} OR (NOT ${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|aarch64"))
++if(${LIBPGMATH_WITH_GENERIC} OR (NOT ${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64|aarch64"))
+   set(PROCESSOR "generic")
+ endif()
+ 
++if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD" AND ${PROCESSOR} MATCHES "amd64")
++  set(PROCESSOR "x86_64")
++endif()
++
+ set_property(GLOBAL APPEND PROPERTY "TARGET_OBJECTS")
+ 
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|AMD64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|AMD64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+ 
+     set(DEFINITIONS_L1
+       HOST_LINUX LINUX LINUX86 LINUX8664 MAXCPUS=256 MAXCPUSL=8 MAXCPUSR=8
+       TARGET_LINUX TARGET_LINUX_X86 TARGET_LINUX_X8664 TARGET_X86 TARGET_X8664
+-      __gnu_linux__ PG_PIC)
++      __gnu_linux__ linux PG_PIC)
+     set(FLAGS_L1 "-m64 -O3 ")
+ 
+     set(DEFINITIONS_L2
+@@ -210,7 +214,7 @@ else()
+ endif()
+ 
+ include_directories(common)
+-if(${PROCESSOR} MATCHES "x86_64|AMD64" AND NOT ${LIBPGMATH_WITH_GENERIC})
++if(${PROCESSOR} MATCHES "x86_64|AMD64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+   include_directories(x86_64)
+ # elseif(${CMAKE_SYSTEM_PROCESSOR} MATCHES "ppc64le")
+ #   include_directories(ppc64le)
+@@ -223,7 +227,7 @@ endif()
+ 
+ # Add directories to build
+ add_subdirectory(common)
+-if(${PROCESSOR} MATCHES "x86_64|AMD64" AND NOT ${LIBPGMATH_WITH_GENERIC})
++if(${PROCESSOR} MATCHES "x86_64|AMD64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+   add_subdirectory(x86_64)
+ # elseif(${CMAKE_SYSTEM_PROCESSOR} MATCHES "ppc64le")
+ #   add_subdirectory(ppc64le)
diff --git a/math/libpgmath/files/patch-lib_common_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_CMakeLists.txt
new file mode 100644
index 000000000000..3875fea39f8e
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_CMakeLists.txt
@@ -0,0 +1,92 @@
+--- lib/common/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/CMakeLists.txt
+@@ -17,7 +17,7 @@
+ include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+ 
+ if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Windows")
+-  if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|ppc64le|aarch64" AND NOT ${LIBPGMATH_WITH_GENERIC})
++  if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64|ppc64le|aarch64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+     add_subdirectory("acos")
+     add_subdirectory("asin")
+     add_subdirectory("exp")
+@@ -33,8 +33,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L1")
+ get_property(DEFINITIONS GLOBAL PROPERTY "DEFINITIONS_L1")
+ 
+ set(SRCS)
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     add_subdirectory("cos")
+     add_subdirectory("cosf")
+     add_subdirectory("sincosf")
+@@ -278,13 +278,13 @@ libmath_add_object_library("${SRCS}" "${FLAGS}" "${DEF
+ set(DEFINITIONS_CMPLX ${DEFINITIONS} MTH_CMPLX_C99_ABI)
+ libmath_add_object_library("${MTH_CMPLX_SRCS}" "${FLAGS}" "${DEFINITIONS_CMPLX}" "common_mth_cmplx")
+ 
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT ${LIBPGMATH_WITH_GENERIC})
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+   # Generate mth_128mask.c
+   set(TARGET_NAME "mth_128mask")
+   add_custom_command(OUTPUT ${TARGET_NAME}.c PRE_BUILD
+     COMMAND awk -v MAX_VREG_SIZE=128 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_mask.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-march=core2")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-msse2")
+@@ -297,7 +297,7 @@ if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT 
+   add_custom_command(OUTPUT ${TARGET_NAME}.c PRE_BUILD
+     COMMAND awk -v MAX_VREG_SIZE=128 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_generic_frp.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-march=core2")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-msse2")
+@@ -310,7 +310,7 @@ if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT 
+   add_custom_command(OUTPUT ${TARGET_NAME}.c PRE_BUILD
+     COMMAND awk -v MAX_VREG_SIZE=256 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_mask.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-march=sandybridge")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mavx")
+@@ -323,7 +323,7 @@ if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT 
+   add_custom_command(OUTPUT ${TARGET_NAME}.c PRE_BUILD
+     COMMAND awk -v MAX_VREG_SIZE=256 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_generic_frp.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-march=sandybridge")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mavx")
+@@ -337,7 +337,7 @@ if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT 
+     COMMAND awk -v MAX_VREG_SIZE=512 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_mask.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+   set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mtune=knl -march=knl")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mavx512f -mfma")
+@@ -350,7 +350,7 @@ if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT 
+   add_custom_command(OUTPUT ${TARGET_NAME}.c PRE_BUILD
+     COMMAND awk -v MAX_VREG_SIZE=512 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_generic_frp.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mtune=knl -march=knl")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mavx512f -mfma")
+@@ -363,7 +363,7 @@ if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" AND NOT 
+   add_custom_command(OUTPUT ${TARGET_NAME}.c PRE_BUILD
+     COMMAND awk -v MAX_VREG_SIZE=512 -v TARGET=X8664 -f ${LIBPGMATH_TOOLS_DIR}/mth_z2yy.awk > ${TARGET_NAME}.c)
+   add_custom_target(${TARGET_NAME} ALL DEPENDS "${TARGET_NAME}.c")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mtune=knl -march=knl")
+   elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+     set_property(SOURCE ${TARGET_NAME}.c APPEND_STRING PROPERTY COMPILE_FLAGS "-mavx512f -mfma")
diff --git a/math/libpgmath/files/patch-lib_common_acos_fma3_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_acos_fma3_CMakeLists.txt
new file mode 100644
index 000000000000..493ef9f12338
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_acos_fma3_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/acos/fma3/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/acos/fma3/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L2")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|Darwin")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD|Darwin")
+     set(SRCS
+       sdacos.cpp
+       ssacos.cpp
diff --git a/math/libpgmath/files/patch-lib_common_asin_fma3_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_asin_fma3_CMakeLists.txt
new file mode 100644
index 000000000000..8cc7535cb59d
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_asin_fma3_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/asin/fma3/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/asin/fma3/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L2")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|Darwin")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD|Darwin")
+     set(SRCS
+       sdasin.cpp
+       ssasin.cpp
diff --git a/math/libpgmath/files/patch-lib_common_cos_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_cos_CMakeLists.txt
new file mode 100644
index 000000000000..d57bce890910
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_cos_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/cos/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/cos/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L1")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set(COREAVX2_SRCS fd_cos_1_avx2.cpp fd_cos_2_avx2.cpp fd_cos_4_avx2.cpp)
+     set_property(SOURCE ${COREAVX2_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS "-Wno-attributes -mtune=core-avx2 -march=core-avx2 ")
+     set_property(SOURCE ${COREAVX2_SRCS} APPEND_STRING PROPERTY COMPILE_DEFINITIONS "PGI ")
diff --git a/math/libpgmath/files/patch-lib_common_dispatch.c b/math/libpgmath/files/patch-lib_common_dispatch.c
new file mode 100644
index 000000000000..fc8034e12865
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_dispatch.c
@@ -0,0 +1,14 @@
+--- lib/common/dispatch.c.orig	2018-09-04 21:58:51 UTC
++++ lib/common/dispatch.c
+@@ -62,11 +62,7 @@
+ #include <time.h>
+ #include <unistd.h>
+ #include <inttypes.h>
+-#ifdef TARGET_LINUX_X8664
+-#include <malloc.h>
+-#else
+ #include <sched.h>
+-#endif
+ #include "mth_tbldefs.h"
+ #if defined(TARGET_LINUX_X8664) || defined(TARGET_OSX_X8664)
+ #include "cpuid8664.h"
diff --git a/math/libpgmath/files/patch-lib_common_exp_fma3_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_exp_fma3_CMakeLists.txt
new file mode 100644
index 000000000000..69fda3702243
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_exp_fma3_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/exp/fma3/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/exp/fma3/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L2")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|Darwin")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD|Darwin")
+     set(SRCS
+       sdexp.cpp
+       ssexp.cpp
diff --git a/math/libpgmath/files/patch-lib_common_log_fma3_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_log_fma3_CMakeLists.txt
new file mode 100644
index 000000000000..b6107d32d444
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_log_fma3_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/log/fma3/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/log/fma3/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L2")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|Darwin")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD|Darwin")
+     set(SRCS
+       fdlog1.cpp
+       fdlog2.cpp
diff --git a/math/libpgmath/files/patch-lib_common_pow_fma3_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_pow_fma3_CMakeLists.txt
new file mode 100644
index 000000000000..d4a838568070
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_pow_fma3_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/pow/fma3/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/pow/fma3/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L2")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|Darwin")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD|Darwin")
+     set(SRCS
+       sdpow.cpp
+       sspow.cpp
diff --git a/math/libpgmath/files/patch-lib_common_powi_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_powi_CMakeLists.txt
new file mode 100644
index 000000000000..86ee6d2492e8
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_powi_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/powi/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/powi/CMakeLists.txt
+@@ -19,8 +19,8 @@ get_property(DEFINITIONS GLOBAL PROPERTY "DEFINITIONS_
+ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L1")
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     # Set source files
+     set(CORE2_SRCS fxpowi.c pxpowi.c)
+     set_property(SOURCE ${CORE2_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS "-march=core2 ")
diff --git a/math/libpgmath/files/patch-lib_common_sin_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_sin_CMakeLists.txt
new file mode 100644
index 000000000000..4977873bfed2
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_sin_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/sin/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/sin/CMakeLists.txt
+@@ -21,8 +21,8 @@ get_property(FLAGS GLOBAL PROPERTY "FLAGS_L1")
+ set(SRCS)
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     set(COREAVX2_SRCS fd_sin_1_avx2.cpp fd_sin_2_avx2.cpp fd_sin_4_avx2.cpp)
+     set_property(SOURCE ${COREAVX2_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS "-Wno-attributes -mtune=core-avx2 -march=core-avx2 ")
+     set_property(SOURCE ${COREAVX2_SRCS} APPEND_STRING PROPERTY COMPILE_DEFINITIONS "PGI ")
diff --git a/math/libpgmath/files/patch-lib_common_sincos_CMakeLists.txt b/math/libpgmath/files/patch-lib_common_sincos_CMakeLists.txt
new file mode 100644
index 000000000000..66ba99690f25
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_common_sincos_CMakeLists.txt
@@ -0,0 +1,13 @@
+--- lib/common/sincos/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/common/sincos/CMakeLists.txt
+@@ -26,8 +26,8 @@ else()
+ endif()
+ 
+ # Set source files, compiler flags and definitions
+-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64")
+-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+     libmath_add_object_library("${SRCS}" "${FLAGS}" "${DEFINITIONS}" "gssincos4")
+     set_property(TARGET gssincos4 APPEND PROPERTY COMPILE_DEFINITIONS SINCOS=__mth_sincos PRECSIZE=4 VLEN=4)
+     libmath_add_object_library("${SRCS}" "${FLAGS}" "${DEFINITIONS}" "gdsincos2")
diff --git a/math/libpgmath/files/patch-lib_x86__64_CMakeLists.txt b/math/libpgmath/files/patch-lib_x86__64_CMakeLists.txt
new file mode 100644
index 000000000000..c8dcfc8cf0e4
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_x86__64_CMakeLists.txt
@@ -0,0 +1,11 @@
+--- lib/x86_64/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/x86_64/CMakeLists.txt
+@@ -88,7 +88,7 @@ list(APPEND DEFINITIONS _GNU_SOURCE _ISOC99_SOURCE)
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
+   list(APPEND DEFINITIONS _GNU_SOURCE)
+ endif()
+-set(FLAGS "${FLAGS}-Wall -W -Wstrict-prototypes -Wwrite-strings -Werror ")
++set(FLAGS "${FLAGS}-Wall -W -Wstrict-prototypes -Wwrite-strings ")
+ libmath_add_object_library("${SRCS}" "${FLAGS}" "${DEFINITIONS}" "isoc99")
+ 
+ # isoc99_log2
diff --git a/math/libpgmath/files/patch-lib_x86__64_fast_CMakeLists.txt b/math/libpgmath/files/patch-lib_x86__64_fast_CMakeLists.txt
new file mode 100644
index 000000000000..d73da247317f
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_x86__64_fast_CMakeLists.txt
@@ -0,0 +1,11 @@
+--- lib/x86_64/fast/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
++++ lib/x86_64/fast/CMakeLists.txt
+@@ -39,7 +39,7 @@ add_custom_command(OUTPUT tmp.${TARGET_NAME}.h PRE_BUI
+ add_custom_target(${TARGET_NAME} ALL
+   DEPENDS tmp.${TARGET_NAME}.h)
+ 
+-if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
++if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
+   list(APPEND DEFINITIONS LINUX_ELF)
+ endif()
+ include_directories(${CMAKE_CURRENT_BINARY_DIR})
diff --git a/math/libpgmath/files/patch-lib_x86__64_libm__amd.h b/math/libpgmath/files/patch-lib_x86__64_libm__amd.h
new file mode 100644
index 000000000000..ea1f6d660a4c
--- /dev/null
+++ b/math/libpgmath/files/patch-lib_x86__64_libm__amd.h
@@ -0,0 +1,23 @@
+--- lib/x86_64/libm_amd.h.orig	2018-09-03 06:03:48 UTC
++++ lib/x86_64/libm_amd.h
+@@ -68,7 +68,7 @@ regulations applicable in licensee's jurisdiction.
+ 
+ #include <math.h>
+ 
+-#if !defined(TARGET_WIN)
++#if !defined(TARGET_LINUX)
+ typedef long __INT8_T;
+ typedef unsigned long __UINT8_T;
+ 
+@@ -79,6 +79,11 @@ typedef unsigned long long __UINT8_T;
+ 
+ /* Open Tools #defines ldexpf */
+ #undef ldexpf
++
++#define DOMAIN		1
++#define SING		2
++#define OVERFLOW	3
++#define UNDERFLOW	4
+ 
+ #endif
+ 
diff --git a/math/libpgmath/pkg-descr b/math/libpgmath/pkg-descr
new file mode 100644
index 000000000000..6a119fe50d61
--- /dev/null
+++ b/math/libpgmath/pkg-descr
@@ -0,0 +1,6 @@
+Compiler-callable math intrinsics library
+
+This is the companion math library for the flang compiler. It features some
+optimized libm-style functions and has vectorization support.
+
+WWW: https://github.com/flang-compiler/flang