commit
b31ec99372
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@ -51,7 +51,7 @@ common:
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parallelization model is used by OpenBLAS. (Thank grisuthedragon)
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* Detect LLVM/Clang compiler. The default compiler is Clang on Mac OS X.
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* Change LIBSUFFIX from .lib to .a on windows.
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* A walk round for dtrti_U single thread bug. Replace it with LAPACK codes. (#191)
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* A work-around for dtrti_U single thread bug. Replace it with LAPACK codes. (#191)
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x86/x86-64:
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* Optimize c/zgemm, trsm, dgemv_n, ddot, daxpy, dcopy on
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@ -284,7 +284,7 @@ x86/x86_64:
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* Fixed #28 a wrong result of dsdot on x86_64.
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* Fixed #32 a SEGFAULT bug of zdotc with gcc-4.6.
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* Fixed #33 ztrmm bug on Nehalem.
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* Walk round #27 the low performance axpy issue with small imput size & multithreads.
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* Work-around #27 the low performance axpy issue with small imput size & multithreads.
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MIPS64:
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* Fixed #28 a wrong result of dsdot on Loongson3A/MIPS64.
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@ -308,7 +308,7 @@ common:
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x86/x86_64:
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* On x86 32bits, fixed a bug in zdot_sse2.S line 191. This would casue
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zdotu & zdotc failures.Instead,Walk around it. (Refs issue #8 #9 on github)
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zdotu & zdotc failures. Instead, work-around it. (Refs issue #8 #9 on github)
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* Modified ?axpy functions to return same netlib BLAS results
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when incx==0 or incy==0 (Refs issue #7 on github)
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* Modified ?swap functions to return same netlib BLAS results
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5
Makefile
5
Makefile
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@ -128,6 +128,11 @@ ifeq ($(CORE), UNKOWN)
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endif
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ifeq ($(NOFORTRAN), 1)
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$(error OpenBLAS: Detecting fortran compiler failed. Please install fortran compiler, e.g. gfortran, ifort, openf90.)
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endif
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ifeq ($(NO_STATIC), 1)
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ifeq ($(NO_SHARED), 1)
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$(error OpenBLAS: neither static nor shared are enabled.)
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endif
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endif
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@-ln -fs $(LIBNAME) $(LIBPREFIX).$(LIBSUFFIX)
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@for d in $(SUBDIRS) ; \
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@ -50,10 +50,12 @@ ifndef NO_LAPACKE
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endif
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#for install static library
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ifndef NO_STATIC
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@echo Copying the static library to $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
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@install -pm644 $(LIBNAME) $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
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@cd $(DESTDIR)$(OPENBLAS_LIBRARY_DIR) ; \
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ln -fs $(LIBNAME) $(LIBPREFIX).$(LIBSUFFIX)
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endif
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#for install shared library
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ifndef NO_SHARED
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@echo Copying the shared library to $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
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@ -80,6 +82,7 @@ ifeq ($(OSNAME), Darwin)
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endif
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ifeq ($(OSNAME), WINNT)
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@-cp $(LIBDLLNAME) $(OPENBLAS_BINARY_DIR)
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@-cp $(LIBDLLNAME).a $(OPENBLAS_LIBRARY_DIR)
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endif
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ifeq ($(OSNAME), CYGWIN_NT)
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@-cp $(LIBDLLNAME) $(OPENBLAS_BINARY_DIR)
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@ -48,6 +48,9 @@ VERSION = 0.2.9.rc2
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# automatically detected by the the script.
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# NUM_THREADS = 24
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# if you don't need to install the static library, please comment it in.
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# NO_STATIC = 1
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# if you don't need generate the shared library, please comment it in.
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# NO_SHARED = 1
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@ -83,15 +83,9 @@ dll : ../$(LIBDLLNAME)
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# For more details see: https://github.com/xianyi/OpenBLAS/issues/127.
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../$(LIBDLLNAME) : ../$(LIBNAME) libopenblas.def dllinit.$(SUFFIX)
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$(RANLIB) ../$(LIBNAME)
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ifeq ($(BINARY32), 1)
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$(DLLWRAP) -o ../$(LIBDLLNAME) --def libopenblas.def \
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--entry _dllinit@12 -s dllinit.$(SUFFIX) --dllname $(@F) ../$(LIBNAME) $(EXTRALIB)
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-lib /machine:i386 /def:libopenblas.def
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else
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$(DLLWRAP) -o ../$(LIBDLLNAME) --def libopenblas.def \
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--entry $(FU)dllinit -s dllinit.$(SUFFIX) --dllname $(@F) ../$(LIBNAME) $(EXTRALIB)
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-lib /machine:X64 /def:libopenblas.def
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endif
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$(CC) $(CFLAGS) $(LDFLAGS) libopenblas.def dllinit.$(SUFFIX) \
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-shared -o ../$(LIBDLLNAME) -Wl,--out-implib,../$(LIBDLLNAME).a \
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-Wl,--whole-archive ../$(LIBNAME) -Wl,--no-whole-archive $(FEXTRALIB)
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libopenblas.def : gensymbol
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perl ./gensymbol win2k $(ARCH) dummy $(EXPRECISION) $(NO_CBLAS) $(NO_LAPACK) $(NO_LAPACKE) $(NEED2UNDERSCORES) $(ONLY_CBLAS) > $(@F)
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@ -41,7 +41,7 @@
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void gotoblas_init(void);
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void gotoblas_quit(void);
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BOOL APIENTRY dllinit(HINSTANCE hInst, DWORD reason, LPVOID reserved) {
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BOOL APIENTRY DllMain(HINSTANCE hInst, DWORD reason, LPVOID reserved) {
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if (reason == DLL_PROCESS_ATTACH) {
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gotoblas_init();
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@ -86,7 +86,8 @@ void CNAME(blasint n, FLOAT alpha, FLOAT *x, blasint incx, FLOAT *y, blasint inc
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if (incx == 0 || incy == 0)
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nthreads = 1;
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//Temporarily walk around the low performance issue with small imput size & multithreads.
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//Temporarily work-around the low performance issue with small imput size &
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//multithreads.
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if (n <= 10000)
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nthreads = 1;
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Loading…
Reference in New Issue