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Implement opt_eq by calling interpreter function (#28)

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Maxime Chevalier-Boisvert 2021-05-07 14:08:16 -04:00 committed by Alan Wu
parent e22657b887
commit e2c1d69331
2 changed files with 38 additions and 1 deletions
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6
vm_insnhelper.c
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@ -2033,6 +2033,12 @@ opt_equality_specialized(VALUE recv, VALUE obj)
return RBOOL(recv == obj);
}
VALUE
rb_opt_equality_specialized(VALUE recv, VALUE obj)
{
return opt_equality_specialized(recv, obj);
}
static VALUE
opt_equality(const rb_iseq_t *cd_owner, VALUE recv, VALUE obj, CALL_DATA cd)
{

33
yjit_codegen.c
View file

@ -1163,7 +1163,7 @@ gen_fixnum_cmp(jitstate_t* jit, ctx_t* ctx, cmov_fn cmov_op)
// Check that both operands are fixnums
guard_two_fixnums(ctx, side_exit);
// Get the operands and destination from the stack
// Get the operands from the stack
x86opnd_t arg1 = ctx_stack_pop(ctx, 1);
x86opnd_t arg0 = ctx_stack_pop(ctx, 1);
@ -1205,6 +1205,36 @@ gen_opt_gt(jitstate_t* jit, ctx_t* ctx)
return gen_fixnum_cmp(jit, ctx, cmovg);
}
VALUE rb_opt_equality_specialized(VALUE recv, VALUE obj);
static codegen_status_t
gen_opt_eq(jitstate_t* jit, ctx_t* ctx)
{
uint8_t* side_exit = yjit_side_exit(jit, ctx);
// Get the operands from the stack
x86opnd_t arg1 = ctx_stack_pop(ctx, 1);
x86opnd_t arg0 = ctx_stack_pop(ctx, 1);
// Call rb_opt_equality_specialized(VALUE recv, VALUE obj)
// We know this method won't allocate or perform calls
yjit_save_regs(cb);
mov(cb, C_ARG_REGS[0], arg0);
mov(cb, C_ARG_REGS[1], arg1);
call_ptr(cb, REG0, (void *)rb_opt_equality_specialized);
yjit_load_regs(cb);
// If val == Qundef, bail to do a method call
cmp(cb, RAX, imm_opnd(Qundef));
je_ptr(cb, side_exit);
// Push the return value onto the stack
x86opnd_t stack_ret = ctx_stack_push(ctx, TYPE_IMM);
mov(cb, stack_ret, RAX);
return YJIT_KEEP_COMPILING;
}
static codegen_status_t gen_opt_send_without_block(jitstate_t *jit, ctx_t *ctx);
static codegen_status_t
@ -2453,6 +2483,7 @@ yjit_init_codegen(void)
yjit_reg_op(BIN(opt_le), gen_opt_le);
yjit_reg_op(BIN(opt_ge), gen_opt_ge);
yjit_reg_op(BIN(opt_gt), gen_opt_gt);
yjit_reg_op(BIN(opt_eq), gen_opt_eq);
yjit_reg_op(BIN(opt_aref), gen_opt_aref);
yjit_reg_op(BIN(opt_and), gen_opt_and);
yjit_reg_op(BIN(opt_or), gen_opt_or);