diff options
Diffstat (limited to 'lib/tsan/rtl/tsan_rtl_mips64.S')
| -rw-r--r-- | lib/tsan/rtl/tsan_rtl_mips64.S | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/lib/tsan/rtl/tsan_rtl_mips64.S b/lib/tsan/rtl/tsan_rtl_mips64.S new file mode 100644 index 0000000000000..d0f7a3f9af989 --- /dev/null +++ b/lib/tsan/rtl/tsan_rtl_mips64.S @@ -0,0 +1,214 @@ +.section .text +.set noreorder + +.hidden __tsan_setjmp +.comm _ZN14__interception11real_setjmpE,8,8 +.globl setjmp +.type setjmp, @function +setjmp: + + // save env parameters + daddiu $sp,$sp,-40 + sd $s0,32($sp) + sd $ra,24($sp) + sd $fp,16($sp) + sd $gp,8($sp) + + // calculate and save pointer to GOT + lui $gp,%hi(%neg(%gp_rel(setjmp))) + daddu $gp,$gp,$t9 + daddiu $gp,$gp,%lo(%neg(%gp_rel(setjmp))) + move $s0,$gp + + // save jmp_buf + sd $a0,0($sp) + + // obtain $sp + dadd $a0,$zero,$sp + + // call tsan interceptor + jal __tsan_setjmp + daddiu $a1,$a0,40 + + // restore jmp_buf + ld $a0,0($sp) + + // restore gp + move $gp,$s0 + + // load pointer of libc setjmp to t9 + dla $t9,(_ZN14__interception11real_setjmpE) + + // restore env parameters + ld $gp,8($sp) + ld $fp,16($sp) + ld $ra,24($sp) + ld $s0,32($sp) + daddiu $sp,$sp,40 + + // tail jump to libc setjmp + ld $t9,0($t9) + jr $t9 + nop + +.size setjmp, .-setjmp + +.hidden __tsan_setjmp +.globl _setjmp +.comm _ZN14__interception12real__setjmpE,8,8 +.type _setjmp, @function +_setjmp: + + // Save env parameters + daddiu $sp,$sp,-40 + sd $s0,32($sp) + sd $ra,24($sp) + sd $fp,16($sp) + sd $gp,8($sp) + + // calculate and save pointer to GOT + lui $gp,%hi(%neg(%gp_rel(_setjmp))) + daddu $gp,$gp,$t9 + daddiu $gp,$gp,%lo(%neg(%gp_rel(_setjmp))) + move $s0,$gp + + // save jmp_buf + sd $a0,0($sp) + + // obtain $sp + dadd $a0,$zero,$sp + + // call tsan interceptor + jal __tsan_setjmp + daddiu $a1,$a0,40 + + // restore jmp_buf + ld $a0,0($sp) + + // restore gp + move $gp,$s0 + + // load pointer of libc _setjmp to t9 + dla $t9,(_ZN14__interception12real__setjmpE) + + // restore env parameters + ld $gp,8($sp) + ld $fp,16($sp) + ld $ra,24($sp) + ld $s0,32($sp) + daddiu $sp,$sp,40 + + // tail jump to libc _setjmp + ld $t9,0($t9) + jr $t9 + nop + +.size _setjmp, .-_setjmp + +.hidden __tsan_setjmp +.globl sigsetjmp +.comm _ZN14__interception14real_sigsetjmpE,8,8 +.type sigsetjmp, @function +sigsetjmp: + + // Save env parameters + daddiu $sp,$sp,-48 + sd $s0,40($sp) + sd $ra,32($sp) + sd $fp,24($sp) + sd $gp,16($sp) + + // calculate and save pointer to GOT + lui $gp,%hi(%neg(%gp_rel(sigsetjmp))) + daddu $gp,$gp,$t9 + daddiu $gp,$gp,%lo(%neg(%gp_rel(sigsetjmp))) + move $s0,$gp + + // save jmp_buf and savesig + sd $a0,0($sp) + sd $a1,8($sp) + + // obtain $sp + dadd $a0,$zero,$sp + + // call tsan interceptor + jal __tsan_setjmp + daddiu $a1,$a0,48 + + // restore jmp_buf and savesig + ld $a0,0($sp) + ld $a1,8($sp) + + // restore gp + move $gp,$s0 + + // load pointer of libc sigsetjmp to t9 + dla $t9,(_ZN14__interception14real_sigsetjmpE) + + // restore env parameters + ld $gp,16($sp) + ld $fp,24($sp) + ld $ra,32($sp) + ld $s0,40($sp) + daddiu $sp,$sp,48 + + // tail jump to libc sigsetjmp + ld $t9,0($t9) + jr $t9 + nop + +.size sigsetjmp, .-sigsetjmp + +.hidden __tsan_setjmp +.comm _ZN14__interception16real___sigsetjmpE,8,8 +.globl __sigsetjmp +.type __sigsetjmp, @function +__sigsetjmp: + + // Save env parameters + daddiu $sp,$sp,-48 + sd $s0,40($sp) + sd $ra,32($sp) + sd $fp,24($sp) + sd $gp,16($sp) + + // calculate and save pointer to GOT + lui $gp,%hi(%neg(%gp_rel(__sigsetjmp))) + daddu $gp,$gp,$t9 + daddiu $gp,$gp,%lo(%neg(%gp_rel(__sigsetjmp))) + move $s0,$gp + + // save jmp_buf and savesig + sd $a0,0($sp) + sd $a1,8($sp) + + // obtain $sp + dadd $a0,$zero,$sp + + // call tsan interceptor + jal __tsan_setjmp + daddiu $a1,$a0,48 + + // restore jmp_buf and savesig + ld $a0,0($sp) + ld $a1,8($sp) + + // restore gp + move $gp,$s0 + + // load pointer to libc __sigsetjmp in t9 + dla $t9,(_ZN14__interception16real___sigsetjmpE) + + // restore env parameters + ld $gp,16($sp) + ld $fp,24($sp) + ld $ra,32($sp) + ld $s0,40($sp) + daddiu $sp,$sp,48 + + // tail jump to libc __sigsetjmp + ld $t9,0($t9) + jr $t9 + nop + +.size __sigsetjmp, .-__sigsetjmp |