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Commit WIP setlocal_WC_1 implementation

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Maxime Chevalier-Boisvert 2021-02-03 16:09:03 -05:00 committed by Alan Wu
parent 439e1089b7
commit e85e0e2fa9
1 changed files with 31 additions and 3 deletions
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34
ujit_codegen.c
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@ -339,7 +339,7 @@ gen_getlocal_wc0(jitstate_t* jit, ctx_t* ctx)
// Compute the offset from BP to the local
int32_t local_idx = (int32_t)jit_get_arg(jit, 0);
const int32_t offs = -sizeof(VALUE) * local_idx;
const int32_t offs = -(SIZEOF_VALUE * local_idx);
// Load the local from the block
mov(cb, REG0, mem_opnd(64, REG0, offs));
@ -351,6 +351,33 @@ gen_getlocal_wc0(jitstate_t* jit, ctx_t* ctx)
return true;
}
static bool
gen_getlocal_wc1(jitstate_t* jit, ctx_t* ctx)
{
//fprintf(stderr, "gen_getlocal_wc1\n");
// Load environment pointer EP from CFP
mov(cb, REG0, member_opnd(REG_CFP, rb_control_frame_t, ep));
// Get the previous EP from the current EP
// See GET_PREV_EP(ep) macro
// VALUE* prev_ep = ((VALUE *)((ep)[VM_ENV_DATA_INDEX_SPECVAL] & ~0x03))
mov(cb, REG0, mem_opnd(64, REG0, SIZEOF_VALUE * VM_ENV_DATA_INDEX_SPECVAL));
and(cb, REG0, imm_opnd(~0x03));
// Load the local from the block
// val = *(vm_get_ep(GET_EP(), level) - idx);
int32_t local_idx = (int32_t)jit_get_arg(jit, 0);
const int32_t offs = -(SIZEOF_VALUE * local_idx);
mov(cb, REG0, mem_opnd(64, REG0, offs));
// Write the local at SP
x86opnd_t stack_top = ctx_stack_push(ctx, T_NONE);
mov(cb, stack_top, REG0);
return true;
}
static bool
gen_setlocal_wc0(jitstate_t* jit, ctx_t* ctx)
{
@ -1186,9 +1213,9 @@ gen_opt_swb_iseq(jitstate_t* jit, ctx_t* ctx, struct rb_call_data * cd, const rb
// Setup the new frame
// *cfp = (const struct rb_control_frame_struct) {
// .pc = 0,
// .pc = pc,
// .sp = sp,
// .iseq = 0,
// .iseq = iseq,
// .self = recv,
// .ep = sp - 1,
// .block_code = 0,
@ -1348,6 +1375,7 @@ ujit_init_codegen(void)
ujit_reg_op(BIN(putobject_INT2FIX_1_), gen_putobject_int2fix, false);
ujit_reg_op(BIN(putself), gen_putself, false);
ujit_reg_op(BIN(getlocal_WC_0), gen_getlocal_wc0, false);
//ujit_reg_op(BIN(getlocal_WC_1), gen_getlocal_wc1, false);
ujit_reg_op(BIN(setlocal_WC_0), gen_setlocal_wc0, false);
ujit_reg_op(BIN(getinstancevariable), gen_getinstancevariable, false);
ujit_reg_op(BIN(setinstancevariable), gen_setinstancevariable, false);