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Move code into ujit_iface.c

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Maxime Chevalier-Boisvert 2020-12-08 17:19:28 -05:00 committed by Alan Wu
parent e4c65ec49c
commit f761e9ee64
3 changed files with 20 additions and 5 deletions
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7
ujit_codegen.c
View file

@ -14,7 +14,6 @@
#include "ujit_codegen.h" #include "ujit_codegen.h"
#include "ujit_asm.h" #include "ujit_asm.h"
#include "ujit_utils.h" #include "ujit_utils.h"
#include "ujit_hooks.inc"
// Code generation function signature // Code generation function signature
typedef bool (*codegen_fn)(codeblock_t* cb, codeblock_t* ocb, ctx_t* ctx); typedef bool (*codegen_fn)(codeblock_t* cb, codeblock_t* ocb, ctx_t* ctx);
@ -34,8 +33,7 @@ static codeblock_t* ocb = NULL;
static void static void
ujit_gen_entry(codeblock_t* cb) ujit_gen_entry(codeblock_t* cb)
{ {
for (size_t i = 0; i < sizeof(ujit_with_ec_pre_call_bytes); ++i) cb_write_pre_call_bytes(cb);
cb_write_byte(cb, ujit_with_ec_pre_call_bytes[i]);
} }
/** /**
@ -57,8 +55,7 @@ ujit_gen_exit(codeblock_t* cb, ctx_t* ctx, VALUE* exit_pc)
mov(cb, member_opnd(REG_CFP, rb_control_frame_t, pc), RAX); mov(cb, member_opnd(REG_CFP, rb_control_frame_t, pc), RAX);
// Write the post call bytes // Write the post call bytes
for (size_t i = 0; i < sizeof(ujit_with_ec_post_call_bytes); ++i) cb_write_post_call_bytes(cb);
cb_write_byte(cb, ujit_with_ec_post_call_bytes[i]);
} }
/** /**

16
ujit_iface.c
View file

@ -19,6 +19,22 @@ bool rb_ujit_enabled;
// Hash table of encoded instructions // Hash table of encoded instructions
extern st_table *rb_encoded_insn_data; extern st_table *rb_encoded_insn_data;
// Write the uJIT entry point pre-call bytes
void
cb_write_pre_call_bytes(codeblock_t* cb)
{
for (size_t i = 0; i < sizeof(ujit_with_ec_pre_call_bytes); ++i)
cb_write_byte(cb, ujit_with_ec_pre_call_bytes[i]);
}
// Write the uJIT exit post-call bytes
void
cb_write_post_call_bytes(codeblock_t* cb)
{
for (size_t i = 0; i < sizeof(ujit_with_ec_post_call_bytes); ++i)
cb_write_byte(cb, ujit_with_ec_post_call_bytes[i]);
}
// Keep track of mapping from instructions to generated code // Keep track of mapping from instructions to generated code
// See comment for rb_encoded_insn_data in iseq.c // See comment for rb_encoded_insn_data in iseq.c
void void

2
ujit_iface.h
View file

@ -20,6 +20,8 @@ struct rb_callcache;
#define rb_callcache rb_callcache #define rb_callcache rb_callcache
#endif #endif
void cb_write_pre_call_bytes(codeblock_t* cb);
void cb_write_post_call_bytes(codeblock_t* cb);
void map_addr2insn(void *code_ptr, int insn); void map_addr2insn(void *code_ptr, int insn);
int opcode_at_pc(const rb_iseq_t *iseq, const VALUE *pc); int opcode_at_pc(const rb_iseq_t *iseq, const VALUE *pc);
void assume_method_lookup_stable(const struct rb_callcache *cc, const rb_callable_method_entry_t *cme, ctx_t *ctx); void assume_method_lookup_stable(const struct rb_callcache *cc, const rb_callable_method_entry_t *cme, ctx_t *ctx);