target/m68k: Fix fp accrued exception reporting target/hppa: Fix IIAOQ, IIASQ for pa2.0 target/sh4: Fixes to mac.l and mac.w saturation target/sh4: Fixes to illegal delay slot reporting linux-user: Fix waitid return of siginfo_t and rusage linux-user: Preserve unswapped siginfo_t for strace tcg/optimize: Do not attempt to constant fold neg_vec accel/tcg: Improve can_do_io management, mmio bug fix