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Hi, I'd like to modify MachineBasicBlock contents within a MachineFunctionPass on the basis of how many CPU cycles the assembly instructions corresponding to the MBB take. I'm using the AVR backend and the number of CPU cycles every AVR assembly operation takes is openly available. Is there any straightforward way of getting the opcode mnemonics corresponding to a MachineInstr? I've

Hi, Compiling for both x86 and ARM with llc aborts after this pass. I have a simple helloworld.c program. I am attaching the .ll file created by: *clang -O3 -g -emit-llvm hello.c -c -o hello.bc* *llvm-dis hello.bc* Thanks again for the response! Shruti On Mon, May 19, 2014 at 1:28 AM, Tobias Grosser <tobias at grosser.es> wrote: > On 19/05/2014 00:54, shruti padmanabha wrote: >