The frontend IR opcodes do not distinguish between signed and unsigned integer types.
Fixes broken shaders when IR validation/graphics debugging is enabled for shaders that used BitCastS32F32
Ensures that we're using the fmt version of format_to.
These are also the only three outliers. All of the other formatters we
have are properly qualified.
This formats all copyright comments according to SPDX formatting guidelines.
Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
Avoid using std::array to fix Intellisense not properly compiling this
code and disabling itself on all files that include it.
While we are at it, change the code to use u8 instead of size_t for the
number of instructions in an opcode.
