llvm-project

d85f1054 - [RISCV] Teach fillUpExtensionSupportForSplat to handle nxvXi64 VMV_V_X_VL on RV32. (#99251)

[RISCV] Teach fillUpExtensionSupportForSplat to handle nxvXi64 VMV_V_X_VL on RV32. (#99251) A nxvXi64 VMV_V_X_VL on RV32 sign extends its 32 bit input to 64 bits. If that input is positive, the sign extend can also be considered as a zero extend.