From 4a765b47a56cf9ba09c13381eb0cccd595e97cbd Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 3 Mar 2021 08:39:33 +0100 Subject: score: Enforce CPU_STACK_ALIGNMENT requirements Clarify CPU_STACK_ALIGNMENT requirements in no_cpu port. Add static assertion to enforce CPU_STACK_ALIGNMENT requirements. --- cpukit/score/cpu/no_cpu/include/rtems/score/cpu.h | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'cpukit/score/cpu/no_cpu/include') diff --git a/cpukit/score/cpu/no_cpu/include/rtems/score/cpu.h b/cpukit/score/cpu/no_cpu/include/rtems/score/cpu.h index ea69a5b972..c067501502 100644 --- a/cpukit/score/cpu/no_cpu/include/rtems/score/cpu.h +++ b/cpukit/score/cpu/no_cpu/include/rtems/score/cpu.h @@ -592,17 +592,16 @@ extern Context_Control_fp _CPU_Null_fp_context; /** * This number corresponds to the byte alignment requirement for the * stack. This alignment requirement may be stricter than that for the - * data types alignment specified by @ref CPU_ALIGNMENT. If the - * @ref CPU_ALIGNMENT is strict enough for the stack, then this should be - * set to 0. + * data types alignment specified by @ref CPU_ALIGNMENT. * - * NOTE: This must be a power of 2 either 0 or greater than @ref CPU_ALIGNMENT. + * NOTE: This must be a power of two and greater than or equal to + * @ref CPU_HEAP_ALIGNMENT. * * Port Specific Information: * * XXX document implementation including references if appropriate */ -#define CPU_STACK_ALIGNMENT 0 +#define CPU_STACK_ALIGNMENT CPU_HEAP_ALIGNMENT /** * The alignment of the interrupt stack in bytes. -- cgit v1.2.3