48 lines
1.3 KiB
ArmAsm
48 lines
1.3 KiB
ArmAsm
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#include "sanitizer_common/sanitizer_asm.h"
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#define CFA_OFFSET 160
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#define R2_REL_OFFSET 16
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#define R3_REL_OFFSET 24
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#define R14_REL_OFFSET 112
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#define R15_REL_OFFSET 120
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#define FRAME_SIZE 160
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.text
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ASM_HIDDEN(__tsan_setjmp)
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.macro intercept symbol, real
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.comm \real, 8, 8
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.globl ASM_SYMBOL_INTERCEPTOR(\symbol)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(\symbol))
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ASM_SYMBOL_INTERCEPTOR(\symbol):
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CFI_STARTPROC
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stmg %r2, %r3, R2_REL_OFFSET(%r15)
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CFI_REL_OFFSET(%r2, R2_REL_OFFSET)
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CFI_REL_OFFSET(%r3, R3_REL_OFFSET)
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stmg %r14, %r15, R14_REL_OFFSET(%r15)
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CFI_REL_OFFSET(%r14, R14_REL_OFFSET)
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CFI_REL_OFFSET(%r15, R15_REL_OFFSET)
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aghi %r15, -FRAME_SIZE
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CFI_ADJUST_CFA_OFFSET(FRAME_SIZE)
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la %r2, FRAME_SIZE(%r15)
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brasl %r14, ASM_SYMBOL(__tsan_setjmp)
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lmg %r14, %r15, FRAME_SIZE + R14_REL_OFFSET(%r15)
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CFI_RESTORE(%r14)
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CFI_RESTORE(%r15)
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CFI_DEF_CFA_OFFSET(CFA_OFFSET)
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lmg %r2, %r3, R2_REL_OFFSET(%r15)
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CFI_RESTORE(%r2)
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CFI_RESTORE(%r3)
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larl %r1, \real
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lg %r1, 0(%r1)
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br %r1
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CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(\symbol))
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.endm
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intercept setjmp, _ZN14__interception11real_setjmpE
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intercept _setjmp, _ZN14__interception12real__setjmpE
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intercept sigsetjmp, _ZN14__interception14real_sigsetjmpE
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intercept __sigsetjmp, _ZN14__interception16real___sigsetjmpE
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