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YJIT: Chain guard classes on instance_of (#8209)

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Takashi Kokubun 2023-08-14 07:18:19 -07:00 committed by GitHub
parent 2a3acbc420
commit 75c9487a98
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GPG Key ID: 4AEE18F83AFDEB23
Notes: git 2023-08-14 14:18:40 +00:00 
Merged-By: maximecb <maximecb@ruby-lang.org>
1 changed files with 9 additions and 2 deletions
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11
yjit/src/codegen.rs
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@ -4264,7 +4264,7 @@ fn jit_rb_kernel_is_a(
fn jit_rb_kernel_instance_of( fn jit_rb_kernel_instance_of(
jit: &mut JITState, jit: &mut JITState,
asm: &mut Assembler, asm: &mut Assembler,
_ocb: &mut OutlinedCb, ocb: &mut OutlinedCb,
_ci: *const rb_callinfo, _ci: *const rb_callinfo,
_cme: *const rb_callable_method_entry_t, _cme: *const rb_callable_method_entry_t,
_block: Option<BlockHandler>, _block: Option<BlockHandler>,
@ -4305,7 +4305,14 @@ fn jit_rb_kernel_instance_of(
asm.comment("Kernel#instance_of?"); asm.comment("Kernel#instance_of?");
asm.cmp(asm.stack_opnd(0), sample_rhs.into()); asm.cmp(asm.stack_opnd(0), sample_rhs.into());
asm.jne(Target::side_exit(Counter::guard_send_instance_of_class_mismatch)); jit_chain_guard(
JCC_JNE,
jit,
asm,
ocb,
SEND_MAX_CHAIN_DEPTH,
Counter::guard_send_instance_of_class_mismatch,
);
asm.stack_pop(2); asm.stack_pop(2);