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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * arch/alpha/lib/dbg_stackcheck.S
- * Contributed by Richard Henderson ([email protected])
- *
- * Verify that we have not overflowed the stack. Oops if we have.
- */
- #include <asm/asm-offsets.h>
- .text
- .set noat
- .align 3
- .globl _mcount
- .ent _mcount
- _mcount:
- .frame $30, 0, $28, 0
- .prologue 0
- lda $0, TASK_SIZE($8)
- cmpult $30, $0, $0
- bne $0, 1f
- ret ($28)
- 1: stq $31, -8($31) # oops me, damn it.
- br 1b
- .end _mcount
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