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arm: Do not compile vector table when SYS_NO_VECTOR_TABLE is enabled

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Vector table is not used when SYS_NO_VECTOR_TABLE is enabled.
So do not compile it and reduce image size.

Signed-off-by: Pali Rohár <pali@kernel.org>
This commit is contained in:
Pali Rohár
2022-04-06 16:20:19 +02:00
committed by Stefan Roese
parent 372779abc3
commit 5165d2a04a
1 changed files with 6 additions and 0 deletions
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6
arch/arm/lib/vectors.S
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@@ -24,6 +24,7 @@
#else
b reset
#endif
#if !CONFIG_IS_ENABLED(SYS_NO_VECTOR_TABLE)
ldr pc, _undefined_instruction
ldr pc, _software_interrupt
ldr pc, _prefetch_abort
@@ -31,6 +32,7 @@
ldr pc, _not_used
ldr pc, _irq
ldr pc, _fiq
#endif
.endm
@@ -87,6 +89,7 @@ _start:
ARM_VECTORS
#endif /* !defined(CONFIG_ENABLE_ARM_SOC_BOOT0_HOOK) */
#if !CONFIG_IS_ENABLED(SYS_NO_VECTOR_TABLE)
/*
*************************************************************************
*
@@ -118,6 +121,7 @@ _irq: .word irq
_fiq: .word fiq
.balignl 16,0xdeadbeef
#endif
/*
*************************************************************************
@@ -131,6 +135,7 @@ _fiq: .word fiq
#ifdef CONFIG_SPL_BUILD
#if !CONFIG_IS_ENABLED(SYS_NO_VECTOR_TABLE)
.align 5
undefined_instruction:
software_interrupt:
@@ -141,6 +146,7 @@ irq:
fiq:
1:
b 1b /* hang and never return */
#endif
#else /* !CONFIG_SPL_BUILD */