1#include "sanitizer_common/sanitizer_asm.h"
  2
  3.section .text
  4
  5ASM_HIDDEN(__tsan_setjmp)
  6.comm _ZN14__interception11real_setjmpE,8,8
  7.globl ASM_SYMBOL_INTERCEPTOR(setjmp)
  8ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(setjmp))
  9ASM_SYMBOL_INTERCEPTOR(setjmp):
 10  CFI_STARTPROC
 11
 12  // Save frame pointer and return address register
 13  addi.d $sp, $sp, -32
 14  st.d $ra, $sp, 24
 15  st.d $fp, $sp, 16
 16  CFI_DEF_CFA_OFFSET (32)
 17  CFI_OFFSET (1, -8)
 18  CFI_OFFSET (22, -16)
 19
 20  // Adjust the SP for previous frame
 21  addi.d $fp, $sp, 32
 22  CFI_DEF_CFA_REGISTER (22)
 23
 24  // Save env parameter
 25  st.d $a0, $sp, 8
 26  CFI_OFFSET (4, -24)
 27
 28  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
 29  addi.d  $a0, $fp, 0
 30
 31  // call tsan interceptor
 32  bl      ASM_SYMBOL(__tsan_setjmp)
 33
 34  // Restore env parameter
 35  ld.d $a0, $sp, 8
 36  CFI_RESTORE (4)
 37
 38  // Restore frame/link register
 39  ld.d $fp, $sp, 16
 40  ld.d $ra, $sp, 24
 41  addi.d $sp, $sp, 32
 42  CFI_RESTORE (22)
 43  CFI_RESTORE (1)
 44  CFI_DEF_CFA (3, 0)
 45
 46  // tail jump to libc setjmp
 47  la.local $a1, _ZN14__interception11real_setjmpE
 48  ld.d $a1, $a1, 0
 49  jr $a1
 50
 51  CFI_ENDPROC
 52ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(setjmp))
 53
 54.comm _ZN14__interception12real__setjmpE,8,8
 55.globl ASM_SYMBOL_INTERCEPTOR(_setjmp)
 56ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(_setjmp))
 57ASM_SYMBOL_INTERCEPTOR(_setjmp):
 58  CFI_STARTPROC
 59
 60  // Save frame pointer and return address register
 61  addi.d $sp, $sp, -32
 62  st.d $ra, $sp, 24
 63  st.d $fp, $sp, 16
 64  CFI_DEF_CFA_OFFSET (32)
 65  CFI_OFFSET (1, -8)
 66  CFI_OFFSET (22, -16)
 67
 68  // Adjust the SP for previous frame
 69  addi.d $fp, $sp, 32
 70  CFI_DEF_CFA_REGISTER (22)
 71
 72  // Save env parameter
 73  st.d $a0, $sp, 8
 74  CFI_OFFSET (4, -24)
 75
 76  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
 77  addi.d  $a0, $fp, 0
 78
 79  // call tsan interceptor
 80  bl      ASM_SYMBOL(__tsan_setjmp)
 81
 82  // Restore env parameter
 83  ld.d $a0, $sp, 8
 84  CFI_RESTORE (4)
 85
 86  // Restore frame/link register
 87  ld.d $fp, $sp, 16
 88  ld.d $ra, $sp, 24
 89  addi.d $sp, $sp, 32
 90  CFI_RESTORE (22)
 91  CFI_RESTORE (1)
 92  CFI_DEF_CFA (3, 0)
 93
 94  // tail jump to libc setjmp
 95  la.local $a1, _ZN14__interception12real__setjmpE
 96  ld.d $a1, $a1, 0
 97  jr $a1
 98
 99  CFI_ENDPROC
100ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(_setjmp))
101
102.comm _ZN14__interception14real_sigsetjmpE,8,8
103.globl ASM_SYMBOL_INTERCEPTOR(sigsetjmp)
104ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
105ASM_SYMBOL_INTERCEPTOR(sigsetjmp):
106  CFI_STARTPROC
107
108  // Save frame pointer and return address register
109  addi.d $sp, $sp, -32
110  st.d $ra, $sp, 24
111  st.d $fp, $sp, 16
112  CFI_DEF_CFA_OFFSET (32)
113  CFI_OFFSET (1, -8)
114  CFI_OFFSET (22, -16)
115
116  // Adjust the SP for previous frame
117  addi.d $fp, $sp, 32
118  CFI_DEF_CFA_REGISTER (22)
119
120  // Save env parameter
121  st.d $a0, $sp, 8
122  CFI_OFFSET (4, -24)
123
124  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
125  addi.d  $a0, $fp, 0
126
127  // call tsan interceptor
128  bl      ASM_SYMBOL(__tsan_setjmp)
129
130  // Restore env parameter
131  ld.d $a0, $sp, 8
132  CFI_RESTORE (4)
133
134  // Restore frame/link register
135  ld.d $fp, $sp, 16
136  ld.d $ra, $sp, 24
137  addi.d $sp, $sp, 32
138  CFI_RESTORE (22)
139  CFI_RESTORE (1)
140  CFI_DEF_CFA (3, 0)
141
142  // tail jump to libc setjmp
143  la.local $a1, _ZN14__interception14real_sigsetjmpE
144  ld.d $a1, $a1, 0
145  jr $a1
146
147  CFI_ENDPROC
148ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
149
150.comm _ZN14__interception16real___sigsetjmpE,8,8
151.globl ASM_SYMBOL_INTERCEPTOR(__sigsetjmp)
152ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))
153ASM_SYMBOL_INTERCEPTOR(__sigsetjmp):
154  CFI_STARTPROC
155
156  // Save frame pointer and return address register
157  addi.d $sp, $sp, -32
158  st.d $ra, $sp, 24
159  st.d $fp, $sp, 16
160  CFI_DEF_CFA_OFFSET (32)
161  CFI_OFFSET (1, -8)
162  CFI_OFFSET (22, -16)
163
164  // Adjust the SP for previous frame
165  addi.d $fp, $sp, 32
166  CFI_DEF_CFA_REGISTER (22)
167
168  // Save env parameter
169  st.d $a0, $sp, 8
170  CFI_OFFSET (4, -24)
171
172  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
173  addi.d  $a0, $fp, 0
174
175  // call tsan interceptor
176  bl      ASM_SYMBOL(__tsan_setjmp)
177
178  // Restore env parameter
179  ld.d $a0, $sp, 8
180  CFI_RESTORE (4)
181
182  // Restore frame/link register
183  ld.d $fp, $sp, 16
184  ld.d $ra, $sp, 24
185  addi.d $sp, $sp, 32
186  CFI_RESTORE (22)
187  CFI_RESTORE (1)
188  CFI_DEF_CFA (3, 0)
189
190  // tail jump to libc setjmp
191  la.local $a1, _ZN14__interception16real___sigsetjmpE
192  ld.d $a1, $a1, 0
193  jr $a1
194
195  CFI_ENDPROC
196ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))