ARM: Add some registers for big loads/stores to support neon.
ARM: Add some registers for big loads/stores to support neon.

samueldotj/TeeRISC-Simulator,zlfben/gem5,sobercoder/gem5,markoshorro/gem5,gedare/gem5,powerjg/gem5-ci-test,gedare/gem5,kaiyuanl/gem5,gedare/gem5,cancro7/gem5,rallylee/gem5,gem5/gem5,briancoutinho0905/2dsampling,joerocklin/gem5,rallylee/gem5,joerocklin/gem5,markoshorro/gem5,joerocklin/gem5,SanchayanMaity/gem5,rjschof/gem5,Weil0ng/gem5,samueldotj/TeeRISC-Simulator,zlfben/gem5,powerjg/gem5-ci-test,HwisooSo/gemV-update,KuroeKurose/gem5,gedare/gem5,HwisooSo/gemV-update,qizenguf/MLC-STT,kaiyuanl/gem5,briancoutinho0905/2dsampling,cancro7/gem5,yb-kim/gemV,gem5/gem5,austinharris/gem5-riscv,zlfben/gem5,KuroeKurose/gem5,SanchayanMaity/gem5,gedare/gem5,markoshorro/gem5,samueldotj/TeeRISC-Simulator,kaiyuanl/gem5,kaiyuanl/gem5,cancro7/gem5,rjschof/gem5,joerocklin/gem5,sobercoder/gem5,aclifton/cpeg853-gem5,rallylee/gem5,samueldotj/TeeRISC-Simulator,Weil0ng/gem5,briancoutinho0905/2dsampling,TUD-OS/gem5-dtu,HwisooSo/gemV-update,TUD-OS/gem5-dtu,Weil0ng/gem5,KuroeKurose/gem5,rjschof/gem5,aclifton/cpeg853-gem5,HwisooSo/gemV-update,yb-kim/gemV,joerocklin/gem5,SanchayanMaity/gem5,joerocklin/gem5,zlfben/gem5,briancoutinho0905/2dsampling,SanchayanMaity/gem5,austinharris/gem5-riscv,TUD-OS/gem5-dtu,austinharris/gem5-riscv,TUD-OS/gem5-dtu,kaiyuanl/gem5,cancro7/gem5,sobercoder/gem5,kaiyuanl/gem5,samueldotj/TeeRISC-Simulator,markoshorro/gem5,yb-kim/gemV,samueldotj/TeeRISC-Simulator,austinharris/gem5-riscv,TUD-OS/gem5-dtu,yb-kim/gemV,qizenguf/MLC-STT,gem5/gem5,SanchayanMaity/gem5,KuroeKurose/gem5,markoshorro/gem5,rjschof/gem5,powerjg/gem5-ci-test,aclifton/cpeg853-gem5,gem5/gem5,aclifton/cpeg853-gem5,qizenguf/MLC-STT,briancoutinho0905/2dsampling,rjschof/gem5,powerjg/gem5-ci-test,gedare/gem5,samueldotj/TeeRISC-Simulator,SanchayanMaity/gem5,powerjg/gem5-ci-test,austinharris/gem5-riscv,Weil0ng/gem5,qizenguf/MLC-STT,aclifton/cpeg853-gem5,qizenguf/MLC-STT,rallylee/gem5,gem5/gem5,powerjg/gem5-ci-test,briancoutinho0905/2dsampling,HwisooSo/gemV-update,Weil0ng/gem5,sobercoder/gem5,markoshorro/gem5,SanchayanMaity/gem5,rallylee/gem5,rallylee/gem5,sobercoder/gem5,gem5/gem5,joerocklin/gem5,HwisooSo/gemV-update,TUD-OS/gem5-dtu,yb-kim/gemV,austinharris/gem5-riscv,cancro7/gem5,sobercoder/gem5,TUD-OS/gem5-dtu,kaiyuanl/gem5,markoshorro/gem5,KuroeKurose/gem5,qizenguf/MLC-STT,powerjg/gem5-ci-test,HwisooSo/gemV-update,KuroeKurose/gem5,zlfben/gem5,joerocklin/gem5,zlfben/gem5,KuroeKurose/gem5,zlfben/gem5,austinharris/gem5-riscv,rjschof/gem5,rallylee/gem5,gedare/gem5,yb-kim/gemV,sobercoder/gem5,yb-kim/gemV,Weil0ng/gem5,yb-kim/gemV,aclifton/cpeg853-gem5,Weil0ng/gem5,briancoutinho0905/2dsampling,gem5/gem5,qizenguf/MLC-STT,rjschof/gem5,cancro7/gem5,cancro7/gem5,aclifton/cpeg853-gem5