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Extract precompile_inlinable_child_iseq to separate alloca for each iseq

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This commit is contained in:
Nobuyoshi Nakada 2021-10-11 22:24:28 +09:00
parent 8dd6d58543
commit 2143de251d
Notes: git 2021-10-12 17:12:25 +09:00 
Merged: https://github.com/ruby/ruby/pull/4951
1 changed files with 28 additions and 22 deletions
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50
mjit_compile.c
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@ -508,6 +508,33 @@ init_ivar_compile_status(const struct rb_iseq_constant_body *body, struct compil
memset(status.compile_info, 0, sizeof(struct rb_mjit_compile_info)); \
} while (0)
static bool
precompile_inlinable_child_iseq(FILE *f, const rb_iseq_t *child_iseq, struct compile_status *status,
const struct rb_callinfo *ci, const struct rb_callcache *cc, unsigned int pos)
{
struct compile_status child_status = { .compiled_iseq = status->compiled_iseq, .compiled_id = status->compiled_id };
INIT_COMPILE_STATUS(child_status, child_iseq->body, false);
child_status.inline_context = (struct inlined_call_context){
.orig_argc = vm_ci_argc(ci),
.me = (VALUE)vm_cc_cme(cc),
.param_size = child_iseq->body->param.size,
.local_size = child_iseq->body->local_table_size
};
if (child_iseq->body->ci_size > 0 && child_status.cc_entries_index == -1) {
return false;
}
init_ivar_compile_status(child_iseq->body, &child_status);
fprintf(f, "ALWAYS_INLINE(static VALUE _mjit%d_inlined_%d(rb_execution_context_t *ec, rb_control_frame_t *reg_cfp, const VALUE orig_self, const rb_iseq_t *original_iseq));\n", status->compiled_id, pos);
fprintf(f, "static inline VALUE\n_mjit%d_inlined_%d(rb_execution_context_t *ec, rb_control_frame_t *reg_cfp, const VALUE orig_self, const rb_iseq_t *original_iseq)\n{\n", status->compiled_id, pos);
fprintf(f, " const VALUE *orig_pc = reg_cfp->pc;\n");
fprintf(f, " VALUE *orig_sp = reg_cfp->sp;\n");
bool success = mjit_compile_body(f, child_iseq, &child_status);
fprintf(f, "\n} /* end of _mjit%d_inlined_%d */\n\n", status->compiled_id, pos);
return success;
}
// Compile inlinable ISeqs to C code in `f`. It returns true if it succeeds to compile them.
static bool
precompile_inlinable_iseqs(FILE *f, const rb_iseq_t *iseq, struct compile_status *status)
@ -532,28 +559,7 @@ precompile_inlinable_iseqs(FILE *f, const rb_iseq_t *iseq, struct compile_status
RSTRING_PTR(rb_iseq_path(child_iseq)), FIX2INT(child_iseq->body->location.first_lineno),
RSTRING_PTR(iseq->body->location.label),
RSTRING_PTR(rb_iseq_path(iseq)), FIX2INT(iseq->body->location.first_lineno));
struct compile_status child_status = { .compiled_iseq = status->compiled_iseq, .compiled_id = status->compiled_id };
INIT_COMPILE_STATUS(child_status, child_iseq->body, false);
child_status.inline_context = (struct inlined_call_context){
.orig_argc = vm_ci_argc(ci),
.me = (VALUE)vm_cc_cme(cc),
.param_size = child_iseq->body->param.size,
.local_size = child_iseq->body->local_table_size
};
if (child_iseq->body->ci_size > 0 && child_status.cc_entries_index == -1) {
return false;
}
init_ivar_compile_status(child_iseq->body, &child_status);
fprintf(f, "ALWAYS_INLINE(static VALUE _mjit%d_inlined_%d(rb_execution_context_t *ec, rb_control_frame_t *reg_cfp, const VALUE orig_self, const rb_iseq_t *original_iseq));\n", status->compiled_id, pos);
fprintf(f, "static inline VALUE\n_mjit%d_inlined_%d(rb_execution_context_t *ec, rb_control_frame_t *reg_cfp, const VALUE orig_self, const rb_iseq_t *original_iseq)\n{\n", status->compiled_id, pos);
fprintf(f, " const VALUE *orig_pc = reg_cfp->pc;\n");
fprintf(f, " VALUE *orig_sp = reg_cfp->sp;\n");
bool success = mjit_compile_body(f, child_iseq, &child_status);
fprintf(f, "\n} /* end of _mjit%d_inlined_%d */\n\n", status->compiled_id, pos);
if (!success)
if (!precompile_inlinable_child_iseq(f, child_iseq, status, ci, cc, pos))
return false;
}
}