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authorJosé Fonseca <jfonseca@vmware.com>2010-01-10 18:37:07 +0000
committerJosé Fonseca <jfonseca@vmware.com>2010-01-10 18:37:42 +0000
commit12576556e4aef8ae95ee93a9436e7a878f371b1c (patch)
tree13504d111f28bc842dbec9d8d18ef63d33fa1936
parentd4c1ee05345e1e185ac15a3cd3552d9bb0d61bc3 (diff)
llvmpipe: Update instructions.
Explain how to build for windows. Both MSVC 9 and cross MinGW supported. Stop documenting LLVM 2.5 as supported. It still supported at the moment but it will soon stop being.
-rw-r--r--src/gallium/drivers/llvmpipe/README39
1 files changed, 18 insertions, 21 deletions
diff --git a/src/gallium/drivers/llvmpipe/README b/src/gallium/drivers/llvmpipe/README
index 0c3f00fd58f..72d9f39658f 100644
--- a/src/gallium/drivers/llvmpipe/README
+++ b/src/gallium/drivers/llvmpipe/README
@@ -59,27 +59,16 @@ Requirements
See /proc/cpuinfo to know what your CPU supports.
- - LLVM 2.5 or greater. LLVM 2.6 is preferred.
+ - LLVM 2.6.
- On Debian based distributions do:
+ For Linux, on a recent Debian based distribution do:
aptitude install llvm-dev
- There is a typo in one of the llvm 2.5 headers, that may cause compilation
- errors. To fix it apply the change:
-
- --- /usr/include/llvm-c/Core.h.orig 2009-08-10 15:38:54.000000000 +0100
- +++ /usr/include/llvm-c/Core.h 2009-08-10 15:38:25.000000000 +0100
- @@ -831,7 +831,7 @@
- template<typename T>
- inline T **unwrap(LLVMValueRef *Vals, unsigned Length) {
- #if DEBUG
- - for (LLVMValueRef *I = Vals, E = Vals + Length; I != E; ++I)
- + for (LLVMValueRef *I = Vals, *E = Vals + Length; I != E; ++I)
- cast<T>(*I);
- #endif
- return reinterpret_cast<T**>(Vals);
-
+ For Windows download pre-built MSVC 9.0 or MinGW binaries from
+ http://people.freedesktop.org/~jrfonseca/llvm/ and set the LLVM environment
+ variable to the extracted path.
+
- scons (optional)
- udis86, http://udis86.sourceforge.net/ (optional):
@@ -95,9 +84,9 @@ Requirements
Building
========
-To build everything invoke scons as:
+To build everything on Linux invoke scons as:
- scons debug=yes statetrackers=mesa drivers=llvmpipe winsys=xlib dri=false -k
+ scons debug=yes statetrackers=mesa drivers=trace,llvmpipe winsys=xlib dri=false
Alternatively, you can build it with GNU make, if you prefer, by invoking it as
@@ -105,12 +94,15 @@ Alternatively, you can build it with GNU make, if you prefer, by invoking it as
but the rest of these instructions assume that scons is used.
+For windows is everything the except except the winsys:
+
+ scons debug=yes statetrackers=mesa drivers=trace,llvmpipe winsys=gdi dri=false
Using
=====
-Building will create a drop-in alternative for libGL.so. To use it set the
-environment variables:
+On Linux, building will create a drop-in alternative for libGL.so. To use it
+set the environment variables:
export LD_LIBRARY_PATH=$PWD/build/linux-x86_64-debug/lib:$LD_LIBRARY_PATH
@@ -121,6 +113,11 @@ or
For performance evaluation pass debug=no to scons, and use the corresponding
lib directory without the "-debug" suffix.
+On Windows, building will create a drop-in alternative for opengl32.dll. To use
+it put it in the same directory as the application. It can also be used by
+replacing the native ICD driver, but it's quite an advanced usage, so if you
+need to ask, don't even try it.
+
Unit testing
============