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ghdl: building the standard libs with -O2

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That leads to faster simulations.
This commit is contained in:
Lluís Batlle i Rossell 2012-11-13 15:15:52 +01:00
parent 63901ddd21
commit 77e983a7d4
2 changed files with 15 additions and 1 deletions
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3
pkgs/development/compilers/gcc/4.3/default.nix
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@ -80,7 +80,8 @@ stdenv.mkDerivation ({
++ optional noSysDirs ./no-sys-dirs.patch
++ optional (noSysDirs && langFortran) ./no-sys-dirs-fortran.patch
++ optional langJava ./java-jvgenmain-link.patch
++ optional langVhdl ./ghdl-ortho-cflags.patch;
++ optional langVhdl ./ghdl-ortho-cflags.patch
++ optional langVhdl ./ghdl-runtime-o2.patch;
inherit noSysDirs profiledCompiler staticCompiler crossStageStatic
binutilsCross libcCross;

13
pkgs/development/compilers/gcc/4.3/ghdl-runtime-o2.patch Normal file
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@ -0,0 +1,13 @@
diff --git a/gcc/vhdl/Makefile.in b/gcc/vhdl/Makefile.in
index b8d2ed0..0e8bd55 100644
--- a/gcc/vhdl/Makefile.in
+++ b/gcc/vhdl/Makefile.in
@@ -682,7 +682,7 @@ install-ghdllib: ghdllib grt.lst $(STD93_SRCS) $(STD87_SRCS) \
PDIR=`pwd` && cd $(DESTDIR)$(VHDL_LIB_DIR) && \
$(MAKE) -f $$PDIR/Makefile REL_DIR=../../.. \
LIBSRC_DIR="src" LIB93_DIR=lib/v93 LIB87_DIR=lib/v87 \
- ANALYZE="$$PDIR/../ghdl -a --GHDL1=$$PDIR/../ghdl1 --ieee=none" \
+ ANALYZE="$$PDIR/../ghdl -a --GHDL1=$$PDIR/../ghdl1 --ieee=none -Wc,-O2" \
std.v93 std.v87 ieee.v93 ieee.v87 synopsys.v93 synopsys.v87 mentor.v93
# Copy std_standard (this is done after libraries, since they remove dirs).
$(INSTALL_DATA) std87_standard.o \