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authorWANG Xuerui <xen0n@gentoo.org>2022-05-13 20:44:07 +0800
committerWANG Xuerui <xen0n@gentoo.org>2022-05-13 20:57:27 +0800
commitc3426da5b81db4d54864ea17d31074e0c60d7e35 (patch)
tree3c8f312f79cfc81d8e9ee05fd8ab0a5d8c230998 /sci-libs
parentdev-libs/libinput: Drop old versions (diff)
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sci-libs/openblas: fix build on loong
Closes: https://bugs.gentoo.org/844013 Signed-off-by: WANG Xuerui <xen0n@gentoo.org>
Diffstat (limited to 'sci-libs')
-rw-r--r--sci-libs/openblas/files/openblas-0.3.20-fix-loong.patch178
-rw-r--r--sci-libs/openblas/openblas-0.3.20.ebuild1
2 files changed, 179 insertions, 0 deletions
diff --git a/sci-libs/openblas/files/openblas-0.3.20-fix-loong.patch b/sci-libs/openblas/files/openblas-0.3.20-fix-loong.patch
new file mode 100644
index 000000000000..2745d26cb3a5
--- /dev/null
+++ b/sci-libs/openblas/files/openblas-0.3.20-fix-loong.patch
@@ -0,0 +1,178 @@
+https://github.com/xianyi/OpenBLAS/pull/3626, rebased on top of v0.3.20.
+
+From: WANG Xuerui <xen0n@gentoo.org>
+Date: Fri, 13 May 2022 15:26:33 +0800
+Subject: [PATCH 1/3] Move LoongArch make rules to Makefile.loongarch64
+
+--- a/Makefile.loongarch64
++++ b/Makefile.loongarch64
+@@ -1,3 +1,4 @@
+-ifdef BINARY64
+-else
++ifeq ($(CORE), LOONGSON3R5)
++CCOMMON_OPT += -march=loongarch64 -mabi=lp64
++FCOMMON_OPT += -march=loongarch64 -mabi=lp64
+ endif
+--- a/Makefile.system
++++ b/Makefile.system
+@@ -886,13 +886,6 @@ ifeq ($(OSNAME), AIX)
+ BINARY_DEFINED = 1
+ endif
+
+-ifeq ($(ARCH), loongarch64)
+-ifeq ($(CORE), LOONGSON3R5)
+-CCOMMON_OPT += -march=loongarch64 -mabi=lp64
+-FCOMMON_OPT += -march=loongarch64 -mabi=lp64
+-endif
+-endif
+-
+ endif
+
+ ifndef BINARY_DEFINED
+From: WANG Xuerui <xen0n@gentoo.org>
+Date: Fri, 13 May 2022 15:53:22 +0800
+Subject: [PATCH 2/3] Probe for old-world LASX flavor on LoongArch and use
+ generic DGEMM kernel otherwise
+
+See: https://bugs.gentoo.org/844013
+--- a/Makefile.system
++++ b/Makefile.system
+@@ -1683,6 +1683,7 @@ export TARGET_CORE
+ export NO_AVX512
+ export NO_AVX2
+ export BUILD_BFLOAT16
++export NO_LASX
+
+ export SBGEMM_UNROLL_M
+ export SBGEMM_UNROLL_N
+--- a/c_check
++++ b/c_check
+@@ -270,6 +270,37 @@ if (($architecture eq "x86") || ($architecture eq "x86_64")) {
+ }
+ }
+
++$no_lasx = 0;
++if (($architecture eq "loongarch64")) {
++ eval "use File::Temp qw(tempfile)";
++ if ($@){
++ warn "could not load PERL module File::Temp, so could not check compiler compatibility with the LoongArch LASX extension";
++ # Assume no LASX, because currently LASX is only present in vendor
++ # toolchains, undocumented nor upstreamed.
++ $no_lasx = 1;
++ } else {
++ # Old-world assembly flavor: LASX registers named "$xrNN", different
++ # from the ISA manual which suggests "$xNN". This is the flavor we
++ # currently support.
++ #
++ # As the LASX ISA manual is not out yet, we cannot predict what the
++ # new-world flavor would look like, so do not probe flavor for now.
++ # The compiler flags are also unsuitable for new-world gcc.
++ ($fh,$tmpf) = tempfile( SUFFIX => '.c' , UNLINK => 1 );
++ $code = '"xvld $xr0, $a0, 0\n"';
++ print $fh "int main(void){ __asm__ volatile($code); }\n";
++ $args = " -march=loongarch64 -mabi=lp64 -mlasx -c -o $tmpf.o $tmpf";
++ my @cmd = ("$compiler_name $flags $args >/dev/null 2>/dev/null");
++ system(@cmd) == 0;
++ if ($? != 0) {
++ $no_lasx = 1;
++ } else {
++ $no_lasx = 0;
++ }
++ unlink("$tmpf.o");
++ }
++}
++
+ $c11_atomics = 0;
+ if ($data =~ /HAVE_C11/) {
+ eval "use File::Temp qw(tempfile)";
+@@ -393,6 +424,7 @@ print MAKEFILE "HAVE_MSA=1\n" if $have_msa eq 1;
+ print MAKEFILE "MSA_FLAGS=$msa_flags\n" if $have_msa eq 1;
+ print MAKEFILE "NO_AVX512=1\n" if $no_avx512 eq 1;
+ print MAKEFILE "NO_AVX2=1\n" if $no_avx2 eq 1;
++print MAKEFILE "NO_LASX=1\n" if $no_lasx eq 1;
+ print MAKEFILE "OLDGCC=1\n" if $oldgcc eq 1;
+
+ $os =~ tr/[a-z]/[A-Z]/;
+--- a/kernel/loongarch64/KERNEL.LOONGSON3R5
++++ b/kernel/loongarch64/KERNEL.LOONGSON3R5
+@@ -1,3 +1,7 @@
++ifeq ($(NO_LASX), 1)
++# No LASX support in compiler, unable to consume the optimized version
++# leave out DGEMMKERNEL to pull in the generic version
++else
+ DGEMMKERNEL = dgemm_kernel_16x4.S
+ DGEMMINCOPY = dgemm_ncopy_16.S
+ DGEMMITCOPY = dgemm_tcopy_16.S
+@@ -7,6 +11,7 @@ DGEMMINCOPYOBJ = dgemm_incopy.o
+ DGEMMITCOPYOBJ = dgemm_itcopy.o
+ DGEMMONCOPYOBJ = dgemm_oncopy.o
+ DGEMMOTCOPYOBJ = dgemm_otcopy.o
++endif
+
+ DTRSMKERNEL_LN = ../generic/trsm_kernel_LN.c
+ DTRSMKERNEL_LT = ../generic/trsm_kernel_LT.c
+From: WANG Xuerui <xen0n@gentoo.org>
+Date: Fri, 13 May 2022 16:23:46 +0800
+Subject: [PATCH 3/3] Fix ABI CFLAGS setting on new-world LoongArch
+
+See: https://bugs.gentoo.org/844013
+--- a/Makefile.loongarch64
++++ b/Makefile.loongarch64
+@@ -1,4 +1,13 @@
+ ifeq ($(CORE), LOONGSON3R5)
+-CCOMMON_OPT += -march=loongarch64 -mabi=lp64
+-FCOMMON_OPT += -march=loongarch64 -mabi=lp64
++CCOMMON_OPT += -march=loongarch64
++FCOMMON_OPT += -march=loongarch64
++
++ifeq ($(LOONGARCH_CC_FLAVOR), NEW)
++CCOMMON_OPT += -mabi=lp64d
++FCOMMON_OPT += -mabi=lp64d
++endif
++ifeq ($(LOONGARCH_CC_FLAVOR), OLD)
++CCOMMON_OPT += -mabi=lp64
++FCOMMON_OPT += -mabi=lp64
++endif
+ endif
+--- a/Makefile.system
++++ b/Makefile.system
+@@ -1683,6 +1683,7 @@ export TARGET_CORE
+ export NO_AVX512
+ export NO_AVX2
+ export BUILD_BFLOAT16
++export LOONGARCH_CC_FLAVOR
+ export NO_LASX
+
+ export SBGEMM_UNROLL_M
+--- a/c_check
++++ b/c_check
+@@ -270,6 +270,21 @@ if (($architecture eq "x86") || ($architecture eq "x86_64")) {
+ }
+ }
+
++$loongarch_cc_flavor = "";
++if (($architecture eq "loongarch64")) {
++ # Currently there are only 2 flavors: new-world and old-world.
++ # They differ in ABI names accepted, so check it to avoid creating temp
++ # files.
++ $args = " -mabi=lp64d -E -o - /dev/null";
++ my @cmd = ("$compiler_name $flags $args >/dev/null 2>/dev/null");
++ system(@cmd) == 0;
++ if ($? != 0) {
++ $loongarch_cc_flavor = "OLD";
++ } else {
++ $loongarch_cc_flavor = "NEW";
++ }
++}
++
+ $no_lasx = 0;
+ if (($architecture eq "loongarch64")) {
+ eval "use File::Temp qw(tempfile)";
+@@ -424,6 +439,7 @@ print MAKEFILE "HAVE_MSA=1\n" if $have_msa eq 1;
+ print MAKEFILE "MSA_FLAGS=$msa_flags\n" if $have_msa eq 1;
+ print MAKEFILE "NO_AVX512=1\n" if $no_avx512 eq 1;
+ print MAKEFILE "NO_AVX2=1\n" if $no_avx2 eq 1;
++print MAKEFILE "LOONGARCH_CC_FLAVOR=$loongarch_cc_flavor\n" if $architecture eq "loongarch64";
+ print MAKEFILE "NO_LASX=1\n" if $no_lasx eq 1;
+ print MAKEFILE "OLDGCC=1\n" if $oldgcc eq 1;
+
diff --git a/sci-libs/openblas/openblas-0.3.20.ebuild b/sci-libs/openblas/openblas-0.3.20.ebuild
index 5d2349e6998f..5b1ac906fd43 100644
--- a/sci-libs/openblas/openblas-0.3.20.ebuild
+++ b/sci-libs/openblas/openblas-0.3.20.ebuild
@@ -28,6 +28,7 @@ BDEPEND="virtual/pkgconfig"
PATCHES=(
"${FILESDIR}/${PN}-0.3.12-shared-blas-lapack.patch"
"${FILESDIR}/${PN}-0.3.20-fix-riscv.patch"
+ "${FILESDIR}/${PN}-0.3.20-fix-loong.patch"
)
pkg_pretend() {