[llvm-commits] CVS: llvm/docs/GettingStartedVS.html
Jeff Cohen
jeffc at jolt-lang.org
Wed Mar 28 13:28:08 PDT 2007
Changes in directory llvm/docs:
GettingStartedVS.html updated: 1.8 -> 1.9
---
Log message:
Update to current situation.
---
Diffs of the changes: (+13 -3)
GettingStartedVS.html | 16 +++++++++++++---
1 files changed, 13 insertions(+), 3 deletions(-)
Index: llvm/docs/GettingStartedVS.html
diff -u llvm/docs/GettingStartedVS.html:1.8 llvm/docs/GettingStartedVS.html:1.9
--- llvm/docs/GettingStartedVS.html:1.8 Fri Feb 9 09:59:08 2007
+++ llvm/docs/GettingStartedVS.html Wed Mar 28 15:27:51 2007
@@ -258,7 +258,7 @@
</pre></li>
<li><p>Next, compile the C file into a LLVM bytecode file:</p>
- <p><tt>% llvm-gcc hello.c -emit-llvm -o hello.bc</tt></p>
+ <p><tt>% llvm-gcc -c hello.c -emit-llvm -o hello.bc</tt></p>
<p>This will create the result file <tt>hello.bc</tt> which is the LLVM
bytecode that corresponds the the compiled program and the library
@@ -267,12 +267,17 @@
optimize or analyze it further with the <tt>opt</tt> tool, etc.</p>
<p><b>Note: while you cannot do this step on Windows, you can do it on a
- Unix system and transfer <tt>hello.bc</tt> to Windows.</b></p></li>
+ Unix system and transfer <tt>hello.bc</tt> to Windows. Important:
+ transfer as a binary file!</b></p></li>
<li><p>Run the program using the just-in-time compiler:</p>
<p><tt>% lli hello.bc</tt></p></li>
+ <p>Note: this will only work for trivial C programs. Non-trivial programs
+ (and any C++ program) will have dependencies on the GCC runtime that
+ won't be satisfied by the Microsoft runtime libraries.</p>
+
<li><p>Use the <tt>llvm-dis</tt> utility to take a look at the LLVM assembly
code:</p>
@@ -286,6 +291,11 @@
<p><tt>% cl hello.cbe.c</tt></p></li>
+ <p>Note: this will only work for trivial C programs. Non-trivial programs
+ (and any C++ program) will have dependencies on the GCC runtime that
+ won't be satisfied by the Microsoft runtime libraries. Currently, it
+ doesn't even work for trivial C programs such as the one above.</p>
+
<li><p>Execute the native code program:</p>
<p><tt>% hello.cbe.exe</tt></p></li>
@@ -342,7 +352,7 @@
<a href="mailto:jeffc at jolt-lang.org">Jeff Cohen</a><br>
<a href="http://llvm.org">The LLVM Compiler Infrastructure</a><br>
- Last modified: $Date: 2007/02/09 15:59:08 $
+ Last modified: $Date: 2007/03/28 20:27:51 $
</address>
</body>
</html>
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