Lines Matching refs:kernel

19 code that runs in kernel mode. However, for performance reasons, the NEON/VFP
35 instruction is issued, allowing the kernel to step in and perform the restore if
38 Any use of the NEON/VFP unit in kernel mode should not interfere with this, so
42 should be called before any kernel mode NEON or VFP instructions are issued.
48 Interruptions in kernel mode
51 preserve/restore mechanism for the kernel mode NEON/VFP register contents. This
52 implies that interruptions of a kernel mode NEON section can only be allowed if
54 following rules and restrictions apply in the kernel:
69 software assistance, it signals the kernel by raising an undefined instruction
70 exception. The kernel responds by inspecting the VFP control registers and the
74 executed in kernel mode. If such a condition is encountered, the kernel will
84 kernel is currently compiled at -O2, future changes may result in NEON/VFP
88 kernel is by adhering to the following rules:
95 As the kernel is compiled with '-msoft-float', the above will guarantee that
119   uses its builtin version of <stdint.h> (this is a C99 header which the kernel