Merge pull request #624 from ericlars/ifort_ILP

ILP windows fix
Reference-LAPACK · Sep 27, 2021 · 44ecb6a · 44ecb6a
2 parents fe5af11 + d045530
commit 44ecb6a
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Showing 5 changed files with 27 additions and 7 deletions.
diff --git a/CBLAS/include/cblas.h b/CBLAS/include/cblas.h
@@ -1,6 +1,7 @@
 #ifndef CBLAS_H
 #define CBLAS_H
 #include <stddef.h>
+#include <stdint.h>
 
 
 #ifdef __cplusplus
@@ -15,10 +16,12 @@ extern "C" {            /* Assume C declarations for C++ */
 /*
  * Integer type
  */
+#ifndef CBLAS_INT
 #ifdef WeirdNEC
-   #define CBLAS_INT long
+   #define CBLAS_INT int64_t
 #else
-   #define CBLAS_INT int
+   #define CBLAS_INT int32_t
+#endif
 #endif
 
 typedef enum CBLAS_LAYOUT {CblasRowMajor=101, CblasColMajor=102} CBLAS_LAYOUT;

diff --git a/CBLAS/include/cblas_f77.h b/CBLAS/include/cblas_f77.h
@@ -10,6 +10,7 @@
 #define CBLAS_F77_H
 
 #include <stdarg.h>
+#include <stdint.h>
 
 /* It seems all current Fortran compilers put strlen at end.
 *  Some historical compilers put strlen after the str argument
@@ -24,10 +25,12 @@
    #define F77_STRLEN(a) (_fcdlen)
 #endif
 
+#ifndef F77_INT
 #ifdef WeirdNEC
-   #define F77_INT long
+   #define F77_INT int64_t
 #else
-   #define F77_INT int
+   #define F77_INT int32_t
+#endif
 #endif
 
 #ifdef  F77_CHAR

diff --git a/CMAKE/CheckLAPACKCompilerFlags.cmake b/CMAKE/CheckLAPACKCompilerFlags.cmake
@@ -14,6 +14,19 @@ macro( CheckLAPACKCompilerFlags )
 
 set( FPE_EXIT FALSE )
 
+# FORTRAN ILP default
+if ( FORTRAN_ILP )
+    if( CMAKE_Fortran_COMPILER_ID STREQUAL "Intel" )
+        if ( WIN32 )
+            set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} /integer-size:64")
+        else ()
+            set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -integer-size 64")
+        endif()
+    else()
+        set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fdefault-integer-8")
+    endif()
+endif()
+
 # GNU Fortran
 if( CMAKE_Fortran_COMPILER_ID STREQUAL "GNU" )
   if( "${CMAKE_Fortran_FLAGS}" MATCHES "-ffpe-trap=[izoupd]")

diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -53,7 +53,7 @@ if(BUILD_INDEX64)
   set(LAPACKELIB "lapacke64")
   set(TMGLIB "tmglib64")
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DWeirdNEC -DLAPACK_ILP64 -DHAVE_LAPACK_CONFIG_H")
-  set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fdefault-integer-8")
+  set(FORTRAN_ILP TRUE)
 else()
   set(BLASLIB "blas")
   set(CBLASLIB "cblas")

diff --git a/LAPACKE/include/lapacke_config.h b/LAPACKE/include/lapacke_config.h
@@ -41,12 +41,13 @@ extern "C" {
 #endif /* __cplusplus */
 
 #include <stdlib.h>
+#include <stdint.h>
 
 #ifndef lapack_int
 #if defined(LAPACK_ILP64)
-#define lapack_int              long
+#define lapack_int              int64_t
 #else
-#define lapack_int              int
+#define lapack_int              int32_t
 #endif
 #endif