[llvm] [lld] [RISCV] Support printing immediate of RISCV MCInst in hexadecimal format (PR #74053)

[Craig Topper via llvm-commits]

topperc wrote:

> > LGTM! One question: is this behavior the same as current GNU toolchain?
> 
> Yes, GNU objdump print the immediates in hexadecimal format by default, and the llvm-objdump will do so with this patch. :)

gnu objdump for RISC-V is inconsistent. Looking at a dump from 2.41 I see
Shift by immediate uses hex.
addi/andi/ori/xori/li use decimal
lui uses hex.
load/store offset use decimal.
label offsets on branches use hex
vmv.v.i uses decimal


https://github.com/llvm/llvm-project/pull/74053