search for: booleaness

...r, but I can imagine a variety of burdensome workarounds for this problem. Currently the manual selection of G_SELECT inserts an extra copy to an extra virtual register when selecting the boolean as a workaround. The other question solving this depends on is what should be responsible for ensuring booleaness of operands as necessary. With the pseudoregister bank strategy, a COPY will be inserted which can be implemented as the necessary compare. AArch64 currently uses a different strategy. Compares have an s32 result type, G_SELECT uses an s1 input type, and G_BRCOND allows s1, s8, s16 or s32. The sele...