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Start implementing BBV primitives

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Maxime Chevalier-Boisvert 2020-12-10 16:59:13 -05:00 • committed by Alan Wu
parent f7717b1d46
commit 20f5b7426e
5 changed files with 70 additions and 27 deletions
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14
ujit_core.h
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@ -20,6 +20,17 @@
// Maximum number of versions per block
#define MAX_VERSIONS 5
// Tuple of (iseq, idx) used to idenfity basic blocks
typedef struct BlockId
{
// Instruction sequence
const rb_iseq_t *iseq;
// Instruction index
const unsigned int idx;
} blockid_t;
// Code generation context
typedef struct ctx_struct
{
@ -48,6 +59,7 @@ typedef struct ctx_struct
} ctx_t;
// Context object methods
int ctx_get_opcode(ctx_t *ctx);
VALUE ctx_get_arg(ctx_t* ctx, size_t arg_idx);
x86opnd_t ctx_sp_opnd(ctx_t* ctx, int32_t offset_bytes);
@ -55,4 +67,6 @@ x86opnd_t ctx_stack_push(ctx_t* ctx, size_t n);
x86opnd_t ctx_stack_pop(ctx_t* ctx, size_t n);
x86opnd_t ctx_stack_opnd(ctx_t* ctx, int32_t idx);
void ujit_init_core(void);
#endif // #ifndef UJIT_CORE_H