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Fixed #374. 

Merge branch 'TimothyGu-develop' into develop
This commit is contained in:
Zhang Xianyi 2014-06-05 17:01:12 +08:00
parent 0ac073fa94 ced13574a0
commit b31ec99372
7 changed files with 20 additions and 14 deletions
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6
Changelog.txt
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@ -51,7 +51,7 @@ common:
parallelization model is used by OpenBLAS. (Thank grisuthedragon)
* Detect LLVM/Clang compiler. The default compiler is Clang on Mac OS X.
* Change LIBSUFFIX from .lib to .a on windows.
* A walk round for dtrti_U single thread bug. Replace it with LAPACK codes. (#191)
* A work-around for dtrti_U single thread bug. Replace it with LAPACK codes. (#191)
x86/x86-64:
* Optimize c/zgemm, trsm, dgemv_n, ddot, daxpy, dcopy on
@ -284,7 +284,7 @@ x86/x86_64:
* Fixed #28 a wrong result of dsdot on x86_64.
* Fixed #32 a SEGFAULT bug of zdotc with gcc-4.6.
* Fixed #33 ztrmm bug on Nehalem.
* Walk round #27 the low performance axpy issue with small imput size & multithreads.
* Work-around #27 the low performance axpy issue with small imput size & multithreads.
MIPS64:
* Fixed #28 a wrong result of dsdot on Loongson3A/MIPS64.
@ -308,7 +308,7 @@ common:
x86/x86_64:
* On x86 32bits, fixed a bug in zdot_sse2.S line 191. This would casue
zdotu & zdotc failures.Instead,Walk around it. (Refs issue #8 #9 on github)
zdotu & zdotc failures. Instead, work-around it. (Refs issue #8 #9 on github)
* Modified ?axpy functions to return same netlib BLAS results
when incx==0 or incy==0 (Refs issue #7 on github)
* Modified ?swap functions to return same netlib BLAS results

5
Makefile
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@ -128,6 +128,11 @@ ifeq ($(CORE), UNKOWN)
endif
ifeq ($(NOFORTRAN), 1)
$(error OpenBLAS: Detecting fortran compiler failed. Please install fortran compiler, e.g. gfortran, ifort, openf90.)
endif
ifeq ($(NO_STATIC), 1)
ifeq ($(NO_SHARED), 1)
$(error OpenBLAS: neither static nor shared are enabled.)
endif
endif
@-ln -fs $(LIBNAME) $(LIBPREFIX).$(LIBSUFFIX)
@for d in $(SUBDIRS) ; \

3
Makefile.install
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@ -50,10 +50,12 @@ ifndef NO_LAPACKE
endif
#for install static library
ifndef NO_STATIC
@echo Copying the static library to $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
@install -pm644 $(LIBNAME) $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
@cd $(DESTDIR)$(OPENBLAS_LIBRARY_DIR) ; \
ln -fs $(LIBNAME) $(LIBPREFIX).$(LIBSUFFIX)
endif
#for install shared library
ifndef NO_SHARED
@echo Copying the shared library to $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
@ -80,6 +82,7 @@ ifeq ($(OSNAME), Darwin)
endif
ifeq ($(OSNAME), WINNT)
@-cp $(LIBDLLNAME) $(OPENBLAS_BINARY_DIR)
@-cp $(LIBDLLNAME).a $(OPENBLAS_LIBRARY_DIR)
endif
ifeq ($(OSNAME), CYGWIN_NT)
@-cp $(LIBDLLNAME) $(OPENBLAS_BINARY_DIR)

3
Makefile.rule
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@ -48,6 +48,9 @@ VERSION = 0.2.9.rc2
# automatically detected by the the script.
# NUM_THREADS = 24
# if you don't need to install the static library, please comment it in.
# NO_STATIC = 1
# if you don't need generate the shared library, please comment it in.
# NO_SHARED = 1

12
exports/Makefile
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@ -83,15 +83,9 @@ dll : ../$(LIBDLLNAME)
# For more details see: https://github.com/xianyi/OpenBLAS/issues/127.
../$(LIBDLLNAME) : ../$(LIBNAME) libopenblas.def dllinit.$(SUFFIX)
$(RANLIB) ../$(LIBNAME)
ifeq ($(BINARY32), 1)
$(DLLWRAP) -o ../$(LIBDLLNAME) --def libopenblas.def \
--entry _dllinit@12 -s dllinit.$(SUFFIX) --dllname $(@F) ../$(LIBNAME) $(EXTRALIB)
-lib /machine:i386 /def:libopenblas.def
else
$(DLLWRAP) -o ../$(LIBDLLNAME) --def libopenblas.def \
--entry $(FU)dllinit -s dllinit.$(SUFFIX) --dllname $(@F) ../$(LIBNAME) $(EXTRALIB)
-lib /machine:X64 /def:libopenblas.def
endif
$(CC) $(CFLAGS) $(LDFLAGS) libopenblas.def dllinit.$(SUFFIX) \
-shared -o ../$(LIBDLLNAME) -Wl,--out-implib,../$(LIBDLLNAME).a \
-Wl,--whole-archive ../$(LIBNAME) -Wl,--no-whole-archive $(FEXTRALIB)
libopenblas.def : gensymbol
perl ./gensymbol win2k $(ARCH) dummy $(EXPRECISION) $(NO_CBLAS) $(NO_LAPACK) $(NO_LAPACKE) $(NEED2UNDERSCORES) $(ONLY_CBLAS) > $(@F)

2
exports/dllinit.c
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@ -41,7 +41,7 @@
void gotoblas_init(void);
void gotoblas_quit(void);
BOOL APIENTRY dllinit(HINSTANCE hInst, DWORD reason, LPVOID reserved) {
BOOL APIENTRY DllMain(HINSTANCE hInst, DWORD reason, LPVOID reserved) {
if (reason == DLL_PROCESS_ATTACH) {
gotoblas_init();

3
interface/axpy.c
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@ -86,7 +86,8 @@ void CNAME(blasint n, FLOAT alpha, FLOAT *x, blasint incx, FLOAT *y, blasint inc
if (incx == 0 || incy == 0)
nthreads = 1;
//Temporarily walk around the low performance issue with small imput size & multithreads.
//Temporarily work-around the low performance issue with small imput size &
//multithreads.
if (n <= 10000)
nthreads = 1;