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i#3544 RV64: Implemented dynamorio-clone #6063

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merged 7 commits into from
May 20, 2023
Merged

i#3544 RV64: Implemented dynamorio-clone #6063

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b3f1321
i#3544 RV64: Implemented dynamorio-clone
shiptux May 18, 2023
5a507d5
Add comments and restore the stack
shiptux May 18, 2023
90aff13
Fix comment
shiptux May 18, 2023
f26feb3
Fixed the alignment
shiptux May 18, 2023
985e221
Fix comment
shiptux May 19, 2023
63ded0e
Fix review
shiptux May 19, 2023
982aca9
Fix review
shiptux May 19, 2023
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11 changes: 10 additions & 1 deletion core/arch/riscv64/riscv64.asm
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Original file line number Diff line number Diff line change
Expand Up @@ -264,7 +264,16 @@ GLOBAL_LABEL(_dynamorio_runtime_resolve:)
*/
DECLARE_FUNC(dynamorio_clone)
GLOBAL_LABEL(dynamorio_clone:)
/* FIXME i#3544: Not implemented */
sd ARG1, 8 (ARG2)
sd ARG6, 0 (ARG2) /* Func is now on TOS of newsp. */
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li SYSNUM_REG, SYS_clone /* All args are already in syscall registers.*/
ecall
bnez ARG1, dynamorio_clone_parent
ld ARG1, 0 (sp)
ld ARG2, 8 (sp)
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jalr ARG1
jal GLOBAL_REF(unexpected_return)
dynamorio_clone_parent:
ret
END_FUNC(dynamorio_clone)

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