core : fix ALU
Fix sim/exec.cpp

subroutine call instructions store the address of next instruction
Merge pull request #2 from koba-e964/jmp-fix

Fix sim/exec.cpp
asagumo: implement EQV
amatsukaze: implement EQV
core: update alu
core: update instcache
cocre: implementing core
Merge branch 'master' of github.com:ProcessorCompilerExperiment2014-Team0/Zekamashi
amatsukaze: implement memory-mapped IO
core : add components/mmu.vhd
core : pipeline is mendokusai
Merge remote-tracking branch 'refs/remotes/origin/master'
iment2014-Team0/Zekamashi
core: remove sram_controller.vhd
core: remove blockram.vhd
core: implementing stall and data forwarding
core: implement data forwarding, hazard detection and stalling
core: fixed unconditional branch instructions
core: add components for testbench
core: fix pacakge and component name