kaguya
68 lines
1.1 KiB
ArmAsm
68 lines
1.1 KiB
ArmAsm
// vim: ft=arm64asm
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.extern __sigsetjmp
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.type __setjmp, "function"
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__setjmp:
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stp x19, x20, [x0, #0]
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stp x21, x22, [x0, #16]
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stp x23, x24, [x0, #32]
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stp x25, x26, [x0, #48]
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stp x27, x28, [x0, #64]
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stp x29, x30, [x0, #80]
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mov x4, sp
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str x4, [x0, #96]
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stp d8, d9, [x0, #112]
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stp d10, d11, [x0, #128]
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stp d12, d13, [x0, #144]
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stp d14, d15, [x0, #160]
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cbnz x2, 1f
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mov x0, xzr
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ret
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1:
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b __sigsetjmp
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.global setjmp
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.type setjmp, "function"
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.global _setjmp
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.type _setjmp, "function"
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setjmp:
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_setjmp:
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mov x2, xzr
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b __setjmp
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.global sigsetjmp
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.type sigsetjmp, "function"
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sigsetjmp:
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mov x2, #1
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b __setjmp
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.global longjmp
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.type longjmp, "function"
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.global _longjmp
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.type _longjmp, "function"
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longjmp:
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_longjmp:
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ldp x19, x20, [x0, #0]
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ldp x21, x22, [x0, #16]
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ldp x23, x24, [x0, #32]
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ldp x25, x26, [x0, #48]
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ldp x27, x28, [x0, #64]
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ldp x29, x30, [x0, #80]
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ldr x4, [x0, #96]
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mov sp, x4
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ldp d8, d9, [x0, #112]
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ldp d10, d11, [x0, #128]
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ldp d12, d13, [x0, #144]
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ldp d14, d15, [x0, #160]
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cmp w1, 0
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csinc w0, w1, wzr, ne
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br x30
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.section .note.GNU-stack,"",%progbits
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