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path: root/lib/Target/Mips/MipsDirectObjLower.cpp
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2012-10-02The mips 64bit instructions DSLL, DSRA, DSRL, DEXT and DINS get transformed ↵Jack Carter
by the assembler or through codegen direct object output to other variants based on the value of the immediate values of the operands. If the code is generated as assembler, this transformation does not occur assuming that it will occur later in the assembler. This code was originally called from MipsAsmPrinter.cpp and we needed to check for OutStreamer.hasRawTextSupport(). This was not a good place for it and has been moved to MCTargetDesc/MipsMCCodeEmitter.cpp where both direct object and the assembler use it it automagically. The test cases have been checked in for a number of weeks now. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165067 91177308-0d34-0410-b5e6-96231b3b80d8
2012-09-06There are some Mips instructions that are lowered by the Jack Carter
assembler such as shifts greater than 32. In the case of direct object, the code gen needs to do this lowering since the assembler is not involved. With the advent of the llvm-mc assembler, it also needs to do the same lowering. This patch makes that specific lowering code accessible to both the direct object output and the assembler. This patch does not affect generated output. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163287 91177308-0d34-0410-b5e6-96231b3b80d8