diff options
Diffstat (limited to 'libgloss/arm/redboot-crt0.S')
| -rw-r--r-- | libgloss/arm/redboot-crt0.S | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/libgloss/arm/redboot-crt0.S b/libgloss/arm/redboot-crt0.S index 2499ac091..f2963eeb4 100644 --- a/libgloss/arm/redboot-crt0.S +++ b/libgloss/arm/redboot-crt0.S @@ -12,34 +12,18 @@ .text /* Setup the assembly entry point. */ -#ifdef __thumb2__ -.macro FUNC_START name - .global \name - .thumb_func -\name: -.endm - .syntax unified - .thumb -#else -.macro FUNC_START name - .global \name -\name: -.endm - .code 32 -#endif - FUNC_START SYM_NAME(start) - FUNC_START SYM_NAME(_start) + .code 32 + .globl SYM_NAME(start) + .globl SYM_NAME(_start) +SYM_NAME(start): +SYM_NAME(_start): mov fp, #0 /* Null frame pointer. */ mov r7, #0 /* Null frame pointer for Thumb. */ /* Enable interrupts for gdb debugging. */ -#ifdef __thumb2__ - cpsie if -#else mrs r0, cpsr bic r0, r0, #0xC0 msr cpsr, r0 -#endif mov a2, #0 /* Second arg: fill value. */ ldr a1, .LC1 /* First arg: start of memory block. */ @@ -62,7 +46,7 @@ /* Nothing to left to clear. */ #endif -#if defined(__thumb__) && !defined(__thumb2__) /* Enter Thumb mode. */ +#ifdef __thumb__ /* Enter Thumb mode. */ add a4, pc, #1 /* Get the address of the Thumb block. */ bx a4 /* Go there and start Thumb decoding. */ |