mips: Fix decoder of two float-convert instructions
mips: Fix decoder of two float-convert instructions

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