add loongarch64 support for openmpi

0001-add-loongarch64-support-for-openmpi.patch

@@ -0,0 +1,58 @@
+From 015d0246d315377d1d8aeadeff8fcbc2aef49874 Mon Sep 17 00:00:00 2001
+From: Wenlong Zhang <zhangwenlong@loongson.cn>
+Date: Thu, 20 Jul 2023 03:27:39 +0000
+Subject: [PATCH] add loongarch64 support for openmpi
+
+---
+ config/opal_config_asm.m4            | 5 +++++
+ opal/include/opal/sys/architecture.h | 1 +
+ opal/include/opal/sys/cma.h          | 5 +++++
+ 3 files changed, 11 insertions(+)
+
+diff --git a/config/opal_config_asm.m4 b/config/opal_config_asm.m4
+index d8640e0..586a2c8 100644
+--- a/config/opal_config_asm.m4
++++ b/config/opal_config_asm.m4
+@@ -1154,6 +1154,11 @@ AC_DEFUN([OPAL_CONFIG_ASM],[
+             OPAL_ASM_SUPPORT_64BIT=1
+             OPAL_GCC_INLINE_ASSIGN='"li %0, 0" : "=&r"(ret)'
+             ;;
++	loongarch64*)
++            opal_cv_asm_arch="LOONGARCH64"
++            OPAL_ASM_SUPPORT_64BIT=1
++            OPAL_GCC_INLINE_ASSIGN='"li.d %0, 0" : "=&r"(ret)'
++            ;;
+         # There is no current difference between s390 and s390x
+         # But use two different defines in case some come later
+         # as s390 is 31bits while s390x is 64bits
+diff --git a/opal/include/opal/sys/architecture.h b/opal/include/opal/sys/architecture.h
+index 8a9fc53..ed54270 100644
+--- a/opal/include/opal/sys/architecture.h
++++ b/opal/include/opal/sys/architecture.h
+@@ -45,6 +45,7 @@
+ #define OPAL_S390           0110
+ #define OPAL_S390X          0111
+ #define OPAL_RISCV64        0120
++#define OPAL_LOONGARCH64        0130
+ #define OPAL_BUILTIN_SYNC   0200
+ #define OPAL_BUILTIN_GCC    0202
+ #define OPAL_BUILTIN_NO     0203
+diff --git a/opal/include/opal/sys/cma.h b/opal/include/opal/sys/cma.h
+index 8040ccb..11417b5 100644
+--- a/opal/include/opal/sys/cma.h
++++ b/opal/include/opal/sys/cma.h
+@@ -97,6 +97,11 @@
+ #define __NR_process_vm_readv 270
+ #define __NR_process_vm_writev 271
+ 
++#elif OPAL_ASSEMBLY_ARCH == OPAL_LOONGARCH64
++/* LOONGARCH64 uses the asm-generic syscall numbers */
++#define __NR_process_vm_readv 270
++#define __NR_process_vm_writev 271
++
+ #else
+ #error "Unsupported architecture for process_vm_readv and process_vm_writev syscalls"
+ #endif
+-- 
+2.33.0
+

openmpi.spec

@@ -1,6 +1,6 @@
 Name:           openmpi
 Version:        4.1.5
-Release:        1
+Release:        2
 Summary:        Open Source High Performance Computing
 License:        BSD-3-Clause
 URL:            http://www.open-mpi.org/
@@ -9,6 +9,9 @@ Source1:        openmpi.module.in
 Source2:        openmpi.pth.py3
 Source3:        macros.openmpi
 Patch1000:      add-riscv64-support.patch
+%ifarch loongarch64
+Patch1001:	0001-add-loongarch64-support-for-openmpi.patch
+%endif
 
 BuildRequires:      gcc-c++, gcc-gfortran
 BuildRequires:      valgrind-devel, hwloc-devel, java-devel, libfabric-devel, papi-devel
@@ -21,6 +24,9 @@ BuildRequires:      automake libtool
 %ifarch x86_64
 BuildRequires:      infinipath-psm-devel, libpsm2-devel zlib-devel
 %endif
+%ifarch loongarch64
+BuildRequires:      automake
+%endif
 
 Provides:           mpi, %{name}-java
 Requires:           environment(modules), openssh-clients
@@ -218,6 +224,9 @@ make check
 %{_mandir}/%{name_all}/man*/*
 
 %changelog
+* Thu Jul 20 2023 Wenlong Zhang<zhangwenlong@loongson.cn> - 4.1.5-2
+- fix build error that automake can not be found
+
 * Fri Apr 21 2023 wulei <wu_lei@hoperun.com> - 4.1.5-1
 - Upgrade package to version 4.1.5