Commit 7015a0ee authored Oct 29, 2024 by Fabio Baltieri Committed by Mahesh Mahadevan Oct 31, 2024

arch: arm: cortex_m: move _main in input list

Move the _main argument to the input list rather than the output one on
the asm block and change the spec to "r". The ASM block does not return,
so it does not make sense for it to expect any output.

Signed-off-by: Wilfried Chauveau <wilfried.chauveau@arm.com>
Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>

parent 78f688a3

arch/arm/core/cortex_m/thread.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -586,8 +586,8 @@ void arch_switch_to_main_thread(struct k_thread main_thread, char stack_ptr,
		"mov r3, #0\n"
		"ldr r4, =z_thread_entry\n"
		"bx r4\n" /* We don’t intend to return, so there is no need to link. */
		: "+r" (_main)
		: "r" (stack_ptr)
		:
		: "r" (_main), "r" (stack_ptr)
		: "r0", "r1", "r2", "r3", "r4", "ip", "lr");

		CODE_UNREACHABLE;