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[libcpu][aarch64] Replace x8 with a callee-saved register
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@@ -113,15 +113,15 @@ _start:
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#endif
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/* Now we are in the end of boot cpu process */
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ldr x8, =rtthread_startup
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ldr x19, =rtthread_startup
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b init_mmu_early
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/* never come back */
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kernel_start:
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/* jump to the PE's system entry */
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mov x29, xzr
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mov x30, x8
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br x8
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mov x30, x19
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br x19
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cpu_idle:
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wfe
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@@ -169,7 +169,7 @@ _secondary_cpu_entry:
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bl init_cpu_stack_early
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/* secondary cpu start to startup */
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ldr x8, =rt_hw_secondary_cpu_bsp_start
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ldr x19, =rt_hw_secondary_cpu_bsp_start
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b enable_mmu_early
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#endif /* RT_USING_SMP */
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