colin/nixpkgs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

7zz: compile optimized assembly code for x86_64

Browse Source 
Use uasm to compile the optimized code instead of generic C code for
faster operations.

Before:
```
7zz x   10.83s user 0.40s system 98% cpu 11.439 total
```

After:
```
7zz x   6.87s user 0.40s system 98% cpu 7.395 total
```
This commit is contained in:
Thiago Kenji Okada 2022-01-29 15:54:41 -03:00
parent 023eed8d6f
commit 7319edcda5
1 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
pkgs/tools/archivers/7zz/default.nix
View File

@ -1,5 +1,14 @@
{ stdenv, lib, fetchurl, p7zip }:
{ stdenv, lib, fetchurl, p7zip, uasm, useUasm ? stdenv.isx86_64 }:
let
inherit (stdenv.hostPlatform) system;
platformSuffix =
if useUasm then
{
x86_64-linux = "_x64";
}.${system} or (throw "`useUasm` is not supported for system ${system}")
else "";
in
stdenv.mkDerivation rec {
pname = "7zz";
version = "21.07";
@ -11,19 +20,18 @@ stdenv.mkDerivation rec {
sourceRoot = "CPP/7zip/Bundles/Alone2";
# we need https://github.com/nidud/asmc/tree/master/source/asmc/linux in order
# to build with the optimized assembler but that doesn't support building with
# GCC: https://github.com/nidud/asmc/issues/8
makefile = "../../cmpl_gcc.mak"; # "../../cmpl_gcc_x64.mak";
makeFlags = lib.optionals useUasm [ "MY_ASM=uasm" ];
nativeBuildInputs = [ p7zip ];
makefile = "../../cmpl_gcc${platformSuffix}.mak";
nativeBuildInputs = [ p7zip ] ++ lib.optionals useUasm [ uasm ];
enableParallelBuilding = true;
installPhase = ''
runHook preInstall
install -Dm555 -t $out/bin b/g/7zz
install -Dm555 -t $out/bin b/g${platformSuffix}/7zz
install -Dm444 -t $out/share/doc/${pname} ../../../../DOC/*.txt
runHook postInstall
@ -37,7 +45,7 @@ stdenv.mkDerivation rec {
meta = with lib; {
description = "Command line archiver utility";
homepage = "https://7zip.org";
homepage = "https://7-zip.org";
license = licenses.lgpl21Plus;
maintainers = with maintainers; [ anna328p peterhoeg ];
platforms = platforms.linux;