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Let make MAX_STACK_ALLOC=0 do what expected 

It's no longer required to modify Makefile.rule to disable
stack allocation. It's now possible to run:

make MAX_STACK_ALLOC=0
This commit is contained in:
Jerome Robert 2015-12-31 13:32:53 +00:00
parent 3857581adf
commit 2c7143459f
2 changed files with 6 additions and 4 deletions
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7
Makefile.rule
View File

@ -163,10 +163,11 @@ COMMON_PROF = -pg
# Build Debug version
# DEBUG = 1
# Improve GEMV and GER for small matrices by stack allocation.
# For details, https://github.com/xianyi/OpenBLAS/pull/482
# Set maximum stack allocation.
# The default value is 2048. 0 disable stack allocation a may reduce GER and GEMV
# performance. For details, https://github.com/xianyi/OpenBLAS/pull/482
#
MAX_STACK_ALLOC=2048
# MAX_STACK_ALLOC = 0
# Add a prefix or suffix to all exported symbol names in the shared library.
# Avoid conflicts with other BLAS libraries, especially when using

3
Makefile.system
View File

@ -328,7 +328,8 @@ ifdef SANITY_CHECK
CCOMMON_OPT += -DSANITY_CHECK -DREFNAME=$(*F)f$(BU)
endif
ifdef MAX_STACK_ALLOC
MAX_STACK_ALLOC ?= 2048
ifneq ($(MAX_STACK_ALLOC), 0)
CCOMMON_OPT += -DMAX_STACK_ALLOC=$(MAX_STACK_ALLOC)
endif