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authorJeff Cohen <jeffc@jolt-lang.org>2007-03-28 20:27:51 +0000
committerJeff Cohen <jeffc@jolt-lang.org>2007-03-28 20:27:51 +0000
commit3c8dfcd53dc7e4b9f82e9e099d27d9d3ee70e6e3 (patch)
tree429ff6c6e98386063895c687d24d3e7ff4bc3c14 /docs/GettingStartedVS.html
parent03179060eef0fb92305cb98aae0d584ef6ab304d (diff)
downloadexternal_llvm-3c8dfcd53dc7e4b9f82e9e099d27d9d3ee70e6e3.zip
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Update to current situation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35440 91177308-0d34-0410-b5e6-96231b3b80d8
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-rw-r--r--docs/GettingStartedVS.html14
1 files changed, 12 insertions, 2 deletions
diff --git a/docs/GettingStartedVS.html b/docs/GettingStartedVS.html
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@@ -258,7 +258,7 @@ All these paths are absolute:</p>
</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 @@ All these paths are absolute:</p>
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 @@ All these paths are absolute:</p>
<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>