diff options
Diffstat (limited to 'yjit_codegen.c')
| -rw-r--r-- | yjit_codegen.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/yjit_codegen.c b/yjit_codegen.c index bae2275208..ea4dfa9215 100644 --- a/yjit_codegen.c +++ b/yjit_codegen.c @@ -771,11 +771,6 @@ gen_set_ivar(jitstate_t *jit, ctx_t *ctx, const int max_chain_depth, VALUE compt struct rb_iv_index_tbl_entry *ent; struct st_table *iv_index_tbl = ROBJECT_IV_INDEX_TBL(comptime_receiver); - // Bail if this is a heap object, because this needs a write barrier - ADD_COMMENT(cb, "guard value is immediate"); - test(cb, REG1, imm_opnd(RUBY_IMMEDIATE_MASK)); - jz_ptr(cb, COUNTED_EXIT(side_exit, setivar_val_heapobject)); - // Lookup index for the ivar the instruction loads if (iv_index_tbl && rb_iv_index_tbl_lookup(iv_index_tbl, id, &ent)) { uint32_t ivar_index = ent->index; @@ -783,12 +778,16 @@ gen_set_ivar(jitstate_t *jit, ctx_t *ctx, const int max_chain_depth, VALUE compt x86opnd_t val_to_write = ctx_stack_pop(ctx, 1); mov(cb, REG1, val_to_write); - x86opnd_t flags_opnd = member_opnd(REG0, struct RBasic, flags); + // Bail if the value to write is a heap object, because this needs a write barrier + ADD_COMMENT(cb, "guard value is immediate"); + test(cb, REG1, imm_opnd(RUBY_IMMEDIATE_MASK)); + jz_ptr(cb, COUNTED_EXIT(side_exit, setivar_val_heapobject)); // Bail if this object is frozen ADD_COMMENT(cb, "guard self is not frozen"); + x86opnd_t flags_opnd = member_opnd(REG0, struct RBasic, flags); test(cb, flags_opnd, imm_opnd(RUBY_FL_FREEZE)); - jz_ptr(cb, COUNTED_EXIT(side_exit, setivar_frozen)); + jnz_ptr(cb, COUNTED_EXIT(side_exit, setivar_frozen)); // Pop receiver if it's on the temp stack if (!reg0_opnd.is_self) { |