From 1b07c16d85c31b6c643dc90cf37776b12fd07064 Mon Sep 17 00:00:00 2001
From: Pjotr Prins
Date: Sat, 26 Dec 2015 11:54:18 +0300
Subject: Update README

---
 README.md | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 54 insertions(+), 9 deletions(-)

diff --git a/README.md b/README.md
index 5cb1dd7..c5c690d 100644
--- a/README.md
+++ b/README.md
@@ -5,37 +5,82 @@ http://genenetwork.org/.  See
 [Guix Notes](https://github.com/pjotrp/guix-notes/blob/master/HACKING.org)
 for installing and hacking GNU Guix.
 
-Set the GUIX_PACKAGE_PATH to point to the root of this directory
+Simply set the GUIX_PACKAGE_PATH to point to the root of this directory
 before running Guix. E.g.
 
     git clone https://github.com/genenetwork/guix-bioinformatics.git
     export GUIX_PACKAGE_PATH=$PWD/guix-bioinformatics/
     guix package -A cwl
 
-or using a checked out Guix repo
+or using a checked out Guix repo with
 
     env GUIX_PACKAGE_PATH=$genenetwork/guix-bioinformatics/ ./pre-inst-env guix package -A cwl
 
-Some of these package definitions should make it upstream into the GNU
-Guix repository when tested and stable.
+Some (or most) of these package definitions should make it upstream
+into the GNU Guix repository when tested and stable.
 
-## Install Common Workflow Language (CWL)
+## LLVM D compiler
+
+Install with
+
+    git clone https://github.com/genenetwork/guix-bioinformatics.git
+    export GUIX_PACKAGE_PATH=$PWD/guix-bioinformatics/
+    guix package -i ldc
+    
+    ldc2 --version
+
+    LDC - the LLVM D compiler (0.16.0):
+    based on DMD v2.067.1 and LLVM 3.6.2
+    Default target: x86_64-unknown-linux-gnu
+    Host CPU: corei7-avx
+    http://dlang.org - http://wiki.dlang.org/LDC
+    
+    Registered Targets:
+    aarch64    - AArch64 (little endian)
+    aarch64_be - AArch64 (big endian)
+    amdgcn     - AMD GCN GPUs
+    arm        - ARM
+    arm64      - ARM64 (little endian)
+    armeb      - ARM (big endian)
+    cpp        - C++ backend
+    hexagon    - Hexagon
+    mips       - Mips
+    mips64     - Mips64 [experimental]
+    mips64el   - Mips64el [experimental]
+    mipsel     - Mipsel
+    msp430     - MSP430 [experimental]
+    nvptx      - NVIDIA PTX 32-bit
+    nvptx64    - NVIDIA PTX 64-bit
+    ppc32      - PowerPC 32
+    ppc64      - PowerPC 64
+    ppc64le    - PowerPC 64 LE
+    r600       - AMD GPUs HD2XXX-HD6XXX
+    sparc      - Sparc
+    sparcv9    - Sparc V9
+    systemz    - SystemZ
+    thumb      - Thumb
+    thumbeb    - Thumb (big endian)
+    x86        - 32-bit X86: Pentium-Pro and above
+    x86-64     - 64-bit X86: EM64T and AMD64
+    xcore      - XCore
+
+
+## Common Workflow Language (CWL)
 
 Install the common workflow language tool cwltool with
 
     git clone https://github.com/genenetwork/guix-bioinformatics.git
     export GUIX_PACKAGE_PATH=$PWD/guix-bioinformatics/
     guix package -i python2-cwltool
+    
     cwtool --version
       1.0.20150916041152
 
-## Install R/qtl
+## R/qtl
 
-R-qtl is part of main stream GNU Guix:
+R-qtl is now part of main stream GNU Guix:
 
     guix package -i r-qtl r
-    R
-      library(qtl)
 
 # Development tips
 
-- 
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