47 lines
1.3 KiB
ArmAsm
47 lines
1.3 KiB
ArmAsm
#
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# arch/ppc64/setjmp.S
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#
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# Basic setjmp/longjmp implementation
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# This file was derived from the equivalent file in NetBSD
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#
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.text
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.align 4
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.section ".opd","aw"
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setjmp:
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.quad .setjmp,.TOC.@tocbase,0
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.previous
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.size setjmp,24
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.type .setjmp,@function
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.globl setjmp
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.globl .setjmp
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.setjmp:
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mflr %r11 /* save return address */
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mfcr %r12 /* save condition register */
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mr %r10,%r1 /* save stack pointer */
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mr %r9,%r2 /* save GPR2 (not needed) */
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stmw %r9,0(%r3) /* save r9..r31 */
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li %r3,0 /* indicate success */
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blr /* return */
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.size .setjmp,.-.setjmp
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.section ".opd","aw"
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longjmp:
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.quad .longjmp,.TOC.@tocbase,0
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.previous
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.size longjmp,24
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.type .longjmp,@function
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.globl longjmp
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.globl .longjmp
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.longjmp:
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lmw %r9,0(%r3) /* save r9..r31 */
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mtlr %r11 /* restore LR */
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mtcr %r12 /* restore CR */
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mr %r2,%r9 /* restore GPR2 (not needed) */
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mr %r1,%r10 /* restore stack */
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mr %r3,%r4 /* get return value */
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blr /* return */
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.size .longjmp,.-.longjmp
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