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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/ExtendingLLVM.html | 13 | ||||
| -rw-r--r-- | docs/GettingStarted.html | 2 |
2 files changed, 1 insertions, 14 deletions
diff --git a/docs/ExtendingLLVM.html b/docs/ExtendingLLVM.html index ca8d3e9..f8ba195 100644 --- a/docs/ExtendingLLVM.html +++ b/docs/ExtendingLLVM.html @@ -105,19 +105,6 @@ function and then be turned into an instruction if warranted.</p> support for it. Generally you must do the following steps:</p> <dl> -<dt>Add support to the C backend in <tt>lib/Target/CBackend/</tt></dt> - -<dd>Depending on the intrinsic, there are a few ways to implement this. For - most intrinsics, it makes sense to add code to lower your intrinsic in - <tt>LowerIntrinsicCall</tt> in <tt>lib/CodeGen/IntrinsicLowering.cpp</tt>. - Second, if it makes sense to lower the intrinsic to an expanded sequence of - C code in all cases, just emit the expansion in <tt>visitCallInst</tt> in - <tt>Writer.cpp</tt>. If the intrinsic has some way to express it with GCC - (or any other compiler) extensions, it can be conditionally supported based - on the compiler compiling the CBE output (see <tt>llvm.prefetch</tt> for an - example). Third, if the intrinsic really has no way to be lowered, just - have the code generator emit code that prints an error message and calls - abort if executed.</dd> <dt>Add support to the .td file for the target(s) of your choice in <tt>lib/Target/*/*.td</tt>.</dt> diff --git a/docs/GettingStarted.html b/docs/GettingStarted.html index 4d41208..575ec04 100644 --- a/docs/GettingStarted.html +++ b/docs/GettingStarted.html @@ -1389,7 +1389,7 @@ different <a href="#tools">tools</a>.</p> <dd> This directory contains files that describe various target architectures for code generation. For example, the <tt>llvm/lib/Target/X86</tt> directory holds the X86 machine description while - <tt>llvm/lib/Target/CBackend</tt> implements the LLVM-to-C converter.</dd> + <tt>llvm/lib/Target/ARM</tt> implements the ARM backend.</dd> <dt><tt><b>llvm/lib/CodeGen/</b></tt></dt> <dd> This directory contains the major parts of the code generator: Instruction |