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| author | Dale Johannesen <dalej@apple.com> | 2008-06-12 17:04:09 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2008-06-12 17:04:09 +0000 |
| commit | b50a845d4ed5669cafb95cfd067db117b867c94b (patch) | |
| tree | 09bf9b09ec8c4d7836c7793f06dd9353a211c8d7 /llvm/docs/CommandGuide/llvmgcc.pod | |
| parent | bf29ca681cd6e22b90513a580aa523a4dec97981 (diff) | |
| download | bcm5719-llvm-b50a845d4ed5669cafb95cfd067db117b867c94b.tar.gz bcm5719-llvm-b50a845d4ed5669cafb95cfd067db117b867c94b.zip | |
Improve description of -emit-llvm.
llvm-svn: 52238
Diffstat (limited to 'llvm/docs/CommandGuide/llvmgcc.pod')
| -rw-r--r-- | llvm/docs/CommandGuide/llvmgcc.pod | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/llvm/docs/CommandGuide/llvmgcc.pod b/llvm/docs/CommandGuide/llvmgcc.pod index 0b2b1566824..9892ca71861 100644 --- a/llvm/docs/CommandGuide/llvmgcc.pod +++ b/llvm/docs/CommandGuide/llvmgcc.pod @@ -15,12 +15,14 @@ version of gcc that compiles C/ObjC programs into native objects, LLVM bitcode or LLVM assembly language, depending upon the options. By default, B<llvm-gcc> compiles to native objects just like GCC does. If the -B<-emit-llvm> option is given then it will generate LLVM bitcode files instead. -If B<-S> (assembly) is also given, then it will generate LLVM assembly. +B<-emit-llvm> and B<-c> options are given then it will generate LLVM bitcode files +instead. If B<-emit-llvm> and B<-S> are given, then it will generate LLVM +assembly. Being derived from the GNU Compiler Collection, B<llvm-gcc> has many of gcc's features and accepts most of gcc's options. It handles a -number of gcc's extensions to the C programming language. +number of gcc's extensions to the C programming language. See the gcc +documentation for details. =head1 OPTIONS @@ -30,18 +32,6 @@ number of gcc's extensions to the C programming language. Print a summary of command line options. -=item B<-S> - -Do not generate an LLVM bitcode file. Rather, compile the source -file into an LLVM assembly language file. - -=item B<-c> - -Do not generate a linked executable. Rather, compile the source -file into an LLVM bitcode file. This bitcode file can then be -linked with other bitcode files later on to generate a full LLVM -executable. - =item B<-o> I<filename> Specify the output file to be I<filename>. @@ -63,8 +53,9 @@ be a bitcode library. =item B<-emit-llvm> -Make the output be LLVM bitcode (or assembly) instead of native object (or -assembly). +Make the output be LLVM bitcode (with B<-c>) or assembly (with B<-s>) instead +of native object (or assembly). If B<-emit-llvm> is given without either B<-c> +or B<-S> it has no effect. =back |
