From 0baf462dbca147a82db9412b521459b60e417d53 Mon Sep 17 00:00:00 2001
From: Wu Xiaotian <wuxiaotian@zhcn.cc>
Date: Wed, 20 Dec 2023 10:34:47 +0800
Subject: [PATCH] Fix: build failed on LoongArch

According to the documentation at https://github.com/loongson/la-abi-specs/blob/release/lapcs.adoc#the-base-abi-variants, valid -mabi parameters are lp64s, lp64f, lp64d, ilp32s, ilp32f and ilp32d.
---
 cmake/cc.cmake | 14 ++++++++++++--
 cmake/fc.cmake | 14 ++++++++++++--
 2 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/cmake/cc.cmake b/cmake/cc.cmake
index 00952e8108..2da941afb0 100644
--- a/cmake/cc.cmake
+++ b/cmake/cc.cmake
@@ -36,9 +36,19 @@ if (${CMAKE_C_COMPILER_ID} STREQUAL "GNU" OR ${CMAKE_C_COMPILER_ID} STREQUAL "LS
 
     if (LOONGARCH64)
       if (BINARY64)
-        set(CCOMMON_OPT "${CCOMMON_OPT} -mabi=lp64")
+	CHECK_CXX_COMPILER_FLAG("-mabi=lp64d" COMPILER_SUPPORT_LP64D_ABI)
+        if(COMPILER_SUPPORT_LP64D_ABI)
+	  set(CCOMMON_OPT "${CCOMMON_OPT} -mabi=lp64d")
+	else()
+	  set(CCOMMON_OPT "${CCOMMON_OPT} -mabi=lp64")
+	endif ()
       else ()
-        set(CCOMMON_OPT "${CCOMMON_OPT} -mabi=lp32")
+	CHECK_CXX_COMPILER_FLAG("-mabi=ilp32d" COMPILER_SUPPORT_ILP32D_ABI)
+	if(COMPILER_SUPPORT_ILP32D_ABI)
+	  set(CCOMMON_OPT "${CCOMMON_OPT} -mabi=ilp32d")
+	else()
+	  set(CCOMMON_OPT "${CCOMMON_OPT} -mabi=lp32")
+	endif ()
       endif ()
       set(BINARY_DEFINED 1)
     endif ()
diff --git a/cmake/fc.cmake b/cmake/fc.cmake
index c496f63680..5c30be843c 100644
--- a/cmake/fc.cmake
+++ b/cmake/fc.cmake
@@ -61,9 +61,19 @@ if (${F_COMPILER} STREQUAL "GFORTRAN" OR ${F_COMPILER} STREQUAL "F95" OR CMAKE_F
     endif ()
     if (LOONGARCH64)
       if (BINARY64)
-        set(FCOMMON_OPT "${FCOMMON_OPT} -mabi=lp64")
+	CHECK_CXX_COMPILER_FLAG("-mabi=lp64d" COMPILER_SUPPORT_LP64D_ABI)
+        if(COMPILER_SUPPORT_LP64D_ABI)
+	  set(FCOMMON_OPT "${FCOMMON_OPT} -mabi=lp64d")
+	else()
+	  set(FCOMMON_OPT "${FCOMMON_OPT} -mabi=lp64")
+	endif ()
       else ()
-        set(FCOMMON_OPT "${FCOMMON_OPT} -mabi=lp32")
+	CHECK_CXX_COMPILER_FLAG("-mabi=ilp32d" COMPILER_SUPPORT_ILP32D_ABI)
+	if(COMPILER_SUPPORT_ILP32D_ABI)
+	  set(FCOMMON_OPT "${FCOMMON_OPT} -mabi=ilp32d")
+	else()
+	  set(FCOMMON_OPT "${FCOMMON_OPT} -mabi=lp32")
+	endif ()
       endif ()
     endif ()
     if (RISCV64)