mirror of
https://github.com/tursodatabase/limbo.git
synced 2025-08-03 17:48:17 +00:00
6c8eef2fac
This commit adds suport for DROP INDEX. Bytecode produced by this commit differs from SQLITE's bytecode, main reason we don't do autovacuum or repacking of pages like SQLITE does.
1455 lines
44 KiB
Rust
1455 lines
44 KiB
Rust
use crate::vdbe::{builder::CursorType, insn::RegisterOrLiteral};
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use super::{Insn, InsnReference, OwnedValue, Program};
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use crate::function::{Func, ScalarFunc};
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use std::rc::Rc;
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pub fn insn_to_str(
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program: &Program,
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addr: InsnReference,
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insn: &Insn,
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indent: String,
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manual_comment: Option<&'static str>,
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) -> String {
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let (opcode, p1, p2, p3, p4, p5, comment): (&str, i32, i32, i32, OwnedValue, u16, String) =
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match insn {
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Insn::Init { target_pc } => (
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"Init",
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0,
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target_pc.to_debug_int(),
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0,
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OwnedValue::build_text(""),
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0,
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format!("Start at {}", target_pc.to_debug_int()),
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),
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Insn::Add { lhs, rhs, dest } => (
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"Add",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]+r[{}]", dest, lhs, rhs),
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),
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Insn::Subtract { lhs, rhs, dest } => (
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"Subtract",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]-r[{}]", dest, lhs, rhs),
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),
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Insn::Multiply { lhs, rhs, dest } => (
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"Multiply",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]*r[{}]", dest, lhs, rhs),
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),
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Insn::Divide { lhs, rhs, dest } => (
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"Divide",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]/r[{}]", dest, lhs, rhs),
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),
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Insn::BitAnd { lhs, rhs, dest } => (
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"BitAnd",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]&r[{}]", dest, lhs, rhs),
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),
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Insn::BitOr { lhs, rhs, dest } => (
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"BitOr",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]|r[{}]", dest, lhs, rhs),
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),
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Insn::BitNot { reg, dest } => (
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"BitNot",
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*reg as i32,
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*dest as i32,
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0,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=~r[{}]", dest, reg),
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),
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Insn::Checkpoint {
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database,
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checkpoint_mode: _,
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dest,
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} => (
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"Checkpoint",
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*database as i32,
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*dest as i32,
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0,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=~r[{}]", dest, database),
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),
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Insn::Remainder { lhs, rhs, dest } => (
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"Remainder",
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*lhs as i32,
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*rhs as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]=r[{}]%r[{}]", dest, lhs, rhs),
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),
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Insn::Null { dest, dest_end } => (
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"Null",
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0,
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*dest as i32,
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dest_end.map_or(0, |end| end as i32),
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OwnedValue::build_text(""),
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0,
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dest_end.map_or(format!("r[{}]=NULL", dest), |end| {
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format!("r[{}..{}]=NULL", dest, end)
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}),
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),
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Insn::NullRow { cursor_id } => (
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"NullRow",
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*cursor_id as i32,
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0,
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0,
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OwnedValue::build_text(""),
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0,
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format!("Set cursor {} to a (pseudo) NULL row", cursor_id),
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),
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Insn::NotNull { reg, target_pc } => (
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"NotNull",
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*reg as i32,
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target_pc.to_debug_int(),
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0,
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OwnedValue::build_text(""),
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0,
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format!("r[{}]!=NULL -> goto {}", reg, target_pc.to_debug_int()),
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),
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Insn::Compare {
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start_reg_a,
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start_reg_b,
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count,
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} => (
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"Compare",
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*start_reg_a as i32,
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*start_reg_b as i32,
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*count as i32,
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OwnedValue::build_text(""),
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0,
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format!(
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"r[{}..{}]==r[{}..{}]",
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start_reg_a,
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start_reg_a + (count - 1),
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start_reg_b,
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start_reg_b + (count - 1)
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),
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),
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Insn::Jump {
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target_pc_lt,
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target_pc_eq,
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target_pc_gt,
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} => (
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"Jump",
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target_pc_lt.to_debug_int(),
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target_pc_eq.to_debug_int(),
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target_pc_gt.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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"".to_string(),
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),
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Insn::Move {
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source_reg,
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dest_reg,
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count,
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} => (
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"Move",
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*source_reg as i32,
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*dest_reg as i32,
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*count as i32,
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OwnedValue::build_text(""),
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0,
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format!(
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"r[{}..{}]=r[{}..{}]",
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dest_reg,
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dest_reg + (count - 1),
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source_reg,
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source_reg + (count - 1)
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),
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),
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Insn::IfPos {
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reg,
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target_pc,
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decrement_by,
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} => (
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"IfPos",
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*reg as i32,
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target_pc.to_debug_int(),
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0,
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OwnedValue::build_text(""),
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0,
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format!(
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"r[{}]>0 -> r[{}]-={}, goto {}",
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reg,
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reg,
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decrement_by,
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target_pc.to_debug_int()
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),
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),
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Insn::Eq {
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lhs,
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rhs,
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target_pc,
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..
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} => (
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"Eq",
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*lhs as i32,
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*rhs as i32,
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target_pc.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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format!(
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"if r[{}]==r[{}] goto {}",
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lhs,
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rhs,
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target_pc.to_debug_int()
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),
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),
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Insn::Ne {
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lhs,
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rhs,
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target_pc,
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..
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} => (
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"Ne",
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*lhs as i32,
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*rhs as i32,
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target_pc.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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format!(
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"if r[{}]!=r[{}] goto {}",
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lhs,
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rhs,
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target_pc.to_debug_int()
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),
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),
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Insn::Lt {
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lhs,
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rhs,
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target_pc,
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..
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} => (
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"Lt",
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*lhs as i32,
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*rhs as i32,
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target_pc.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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format!("if r[{}]<r[{}] goto {}", lhs, rhs, target_pc.to_debug_int()),
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),
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Insn::Le {
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lhs,
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rhs,
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target_pc,
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..
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} => (
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"Le",
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*lhs as i32,
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*rhs as i32,
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target_pc.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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format!(
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"if r[{}]<=r[{}] goto {}",
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lhs,
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rhs,
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target_pc.to_debug_int()
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),
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),
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Insn::Gt {
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lhs,
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rhs,
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target_pc,
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..
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} => (
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"Gt",
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*lhs as i32,
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*rhs as i32,
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target_pc.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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format!("if r[{}]>r[{}] goto {}", lhs, rhs, target_pc.to_debug_int()),
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),
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Insn::Ge {
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lhs,
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rhs,
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target_pc,
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..
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} => (
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"Ge",
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*lhs as i32,
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*rhs as i32,
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target_pc.to_debug_int(),
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OwnedValue::build_text(""),
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0,
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format!(
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"if r[{}]>=r[{}] goto {}",
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lhs,
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rhs,
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target_pc.to_debug_int()
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),
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),
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Insn::If {
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reg,
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target_pc,
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jump_if_null,
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} => (
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"If",
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*reg as i32,
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target_pc.to_debug_int(),
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*jump_if_null as i32,
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OwnedValue::build_text(""),
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0,
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format!("if r[{}] goto {}", reg, target_pc.to_debug_int()),
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),
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Insn::IfNot {
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reg,
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target_pc,
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jump_if_null,
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} => (
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"IfNot",
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*reg as i32,
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target_pc.to_debug_int(),
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*jump_if_null as i32,
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OwnedValue::build_text(""),
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0,
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format!("if !r[{}] goto {}", reg, target_pc.to_debug_int()),
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),
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Insn::OpenRead {
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cursor_id,
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root_page,
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} => (
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"OpenRead",
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*cursor_id as i32,
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*root_page as i32,
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0,
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OwnedValue::build_text(""),
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0,
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format!(
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"table={}, root={}",
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program.cursor_ref[*cursor_id]
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.0
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.as_ref()
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.unwrap_or(&format!("cursor {}", cursor_id)),
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root_page
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),
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),
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Insn::VOpen { cursor_id } => (
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"VOpen",
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*cursor_id as i32,
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0,
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0,
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OwnedValue::build_text(""),
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0,
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"".to_string(),
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),
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Insn::VCreate {
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table_name,
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module_name,
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args_reg,
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} => (
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"VCreate",
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*table_name as i32,
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*module_name as i32,
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args_reg.unwrap_or(0) as i32,
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OwnedValue::build_text(""),
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0,
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format!("table={}, module={}", table_name, module_name),
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),
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Insn::VFilter {
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cursor_id,
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pc_if_empty,
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arg_count,
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..
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} => (
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"VFilter",
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*cursor_id as i32,
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pc_if_empty.to_debug_int(),
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*arg_count as i32,
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OwnedValue::build_text(""),
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0,
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"".to_string(),
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),
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Insn::VColumn {
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cursor_id,
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column,
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dest,
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} => (
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"VColumn",
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*cursor_id as i32,
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*column as i32,
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*dest as i32,
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OwnedValue::build_text(""),
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0,
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"".to_string(),
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),
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Insn::VUpdate {
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cursor_id,
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arg_count, // P2: Number of arguments in argv[]
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start_reg, // P3: Start register for argv[]
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vtab_ptr, // P4: vtab pointer
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conflict_action, // P5: Conflict resolution flags
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} => (
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"VUpdate",
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*cursor_id as i32,
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*arg_count as i32,
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*start_reg as i32,
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OwnedValue::build_text(&format!("vtab:{}", vtab_ptr)),
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*conflict_action,
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format!("args=r[{}..{}]", start_reg, start_reg + arg_count - 1),
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),
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Insn::VNext {
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cursor_id,
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pc_if_next,
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} => (
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"VNext",
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*cursor_id as i32,
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pc_if_next.to_debug_int(),
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0,
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OwnedValue::build_text(""),
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0,
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"".to_string(),
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),
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Insn::VDestroy { db, table_name } => (
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"VDestroy",
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*db as i32,
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0,
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0,
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OwnedValue::build_text(table_name),
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0,
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"".to_string(),
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),
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Insn::OpenPseudo {
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cursor_id,
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content_reg,
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num_fields,
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} => (
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"OpenPseudo",
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*cursor_id as i32,
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*content_reg as i32,
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*num_fields as i32,
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OwnedValue::build_text(""),
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0,
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format!("{} columns in r[{}]", num_fields, content_reg),
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),
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Insn::Rewind {
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cursor_id,
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pc_if_empty,
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} => (
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"Rewind",
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*cursor_id as i32,
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pc_if_empty.to_debug_int(),
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0,
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OwnedValue::build_text(""),
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0,
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format!(
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"Rewind {}",
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program.cursor_ref[*cursor_id]
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.0
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.as_ref()
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.unwrap_or(&format!("cursor {}", cursor_id))
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),
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),
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Insn::Column {
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cursor_id,
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column,
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dest,
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} => {
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let (table_identifier, cursor_type) = &program.cursor_ref[*cursor_id];
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let column_name: Option<&String> = match cursor_type {
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CursorType::BTreeTable(table) => {
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let name = table.columns.get(*column).unwrap().name.as_ref();
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name
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}
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CursorType::BTreeIndex(index) => {
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let name = &index.columns.get(*column).unwrap().name;
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Some(name)
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}
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CursorType::Pseudo(pseudo_table) => {
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let name = pseudo_table.columns.get(*column).unwrap().name.as_ref();
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name
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}
|
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CursorType::Sorter => None,
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CursorType::VirtualTable(v) => v.columns.get(*column).unwrap().name.as_ref(),
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};
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(
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"Column",
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*cursor_id as i32,
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*column as i32,
|
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*dest as i32,
|
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OwnedValue::build_text(""),
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0,
|
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format!(
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"r[{}]={}.{}",
|
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dest,
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table_identifier
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.as_ref()
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.unwrap_or(&format!("cursor {}", cursor_id)),
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column_name.unwrap_or(&format!("column {}", *column))
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),
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)
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}
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Insn::TypeCheck {
|
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start_reg,
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count,
|
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check_generated,
|
|
..
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} => (
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"TypeCheck",
|
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*start_reg as i32,
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*count as i32,
|
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*check_generated as i32,
|
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OwnedValue::build_text(""),
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0,
|
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String::from(""),
|
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),
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Insn::MakeRecord {
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start_reg,
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count,
|
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dest_reg,
|
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} => (
|
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"MakeRecord",
|
|
*start_reg as i32,
|
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*count as i32,
|
|
*dest_reg as i32,
|
|
OwnedValue::build_text(""),
|
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0,
|
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format!(
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"r[{}]=mkrec(r[{}..{}])",
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dest_reg,
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start_reg,
|
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start_reg + count - 1,
|
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),
|
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),
|
|
Insn::ResultRow { start_reg, count } => (
|
|
"ResultRow",
|
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*start_reg as i32,
|
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*count as i32,
|
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0,
|
|
OwnedValue::build_text(""),
|
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0,
|
|
if *count == 1 {
|
|
format!("output=r[{}]", start_reg)
|
|
} else {
|
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format!("output=r[{}..{}]", start_reg, start_reg + count - 1)
|
|
},
|
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),
|
|
Insn::Next {
|
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cursor_id,
|
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pc_if_next,
|
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} => (
|
|
"Next",
|
|
*cursor_id as i32,
|
|
pc_if_next.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Halt {
|
|
err_code,
|
|
description,
|
|
} => (
|
|
"Halt",
|
|
*err_code as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(&description),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Transaction { write } => (
|
|
"Transaction",
|
|
0,
|
|
*write as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("write={}", write),
|
|
),
|
|
Insn::Goto { target_pc } => (
|
|
"Goto",
|
|
0,
|
|
target_pc.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Gosub {
|
|
target_pc,
|
|
return_reg,
|
|
} => (
|
|
"Gosub",
|
|
*return_reg as i32,
|
|
target_pc.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Return { return_reg } => (
|
|
"Return",
|
|
*return_reg as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Integer { value, dest } => (
|
|
"Integer",
|
|
*value as i32,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]={}", dest, value),
|
|
),
|
|
Insn::Real { value, dest } => (
|
|
"Real",
|
|
0,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::Float(*value),
|
|
0,
|
|
format!("r[{}]={}", dest, value),
|
|
),
|
|
Insn::RealAffinity { register } => (
|
|
"RealAffinity",
|
|
*register as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::String8 { value, dest } => (
|
|
"String8",
|
|
0,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(value),
|
|
0,
|
|
format!("r[{}]='{}'", dest, value),
|
|
),
|
|
Insn::Blob { value, dest } => (
|
|
"Blob",
|
|
0,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::Blob(value.clone()),
|
|
0,
|
|
format!(
|
|
"r[{}]={} (len={})",
|
|
dest,
|
|
String::from_utf8_lossy(value),
|
|
value.len()
|
|
),
|
|
),
|
|
Insn::RowId { cursor_id, dest } => (
|
|
"RowId",
|
|
*cursor_id as i32,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"r[{}]={}.rowid",
|
|
dest,
|
|
&program.cursor_ref[*cursor_id]
|
|
.0
|
|
.as_ref()
|
|
.unwrap_or(&format!("cursor {}", cursor_id))
|
|
),
|
|
),
|
|
Insn::IdxRowId { cursor_id, dest } => (
|
|
"IdxRowId",
|
|
*cursor_id as i32,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"r[{}]={}.rowid",
|
|
dest,
|
|
&program.cursor_ref[*cursor_id]
|
|
.0
|
|
.as_ref()
|
|
.unwrap_or(&format!("cursor {}", cursor_id))
|
|
),
|
|
),
|
|
Insn::SeekRowid {
|
|
cursor_id,
|
|
src_reg,
|
|
target_pc,
|
|
} => (
|
|
"SeekRowid",
|
|
*cursor_id as i32,
|
|
*src_reg as i32,
|
|
target_pc.to_debug_int(),
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"if (r[{}]!={}.rowid) goto {}",
|
|
src_reg,
|
|
&program.cursor_ref[*cursor_id]
|
|
.0
|
|
.as_ref()
|
|
.unwrap_or(&format!("cursor {}", cursor_id)),
|
|
target_pc.to_debug_int()
|
|
),
|
|
),
|
|
Insn::DeferredSeek {
|
|
index_cursor_id,
|
|
table_cursor_id,
|
|
} => (
|
|
"DeferredSeek",
|
|
*index_cursor_id as i32,
|
|
*table_cursor_id as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::SeekGT {
|
|
is_index: _,
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
}
|
|
| Insn::SeekGE {
|
|
is_index: _,
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
}
|
|
| Insn::SeekLE {
|
|
is_index: _,
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
}
|
|
| Insn::SeekLT {
|
|
is_index: _,
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
} => (
|
|
match insn {
|
|
Insn::SeekGT { .. } => "SeekGT",
|
|
Insn::SeekGE { .. } => "SeekGE",
|
|
Insn::SeekLE { .. } => "SeekLE",
|
|
Insn::SeekLT { .. } => "SeekLT",
|
|
_ => unreachable!(),
|
|
},
|
|
*cursor_id as i32,
|
|
target_pc.to_debug_int(),
|
|
*start_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("key=[{}..{}]", start_reg, start_reg + num_regs - 1),
|
|
),
|
|
Insn::SeekEnd { cursor_id } => (
|
|
"SeekEnd",
|
|
*cursor_id as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::IdxInsert {
|
|
cursor_id,
|
|
record_reg,
|
|
unpacked_start,
|
|
flags,
|
|
..
|
|
} => (
|
|
"IdxInsert",
|
|
*cursor_id as i32,
|
|
*record_reg as i32,
|
|
unpacked_start.unwrap_or(0) as i32,
|
|
OwnedValue::build_text(""),
|
|
flags.0 as u16,
|
|
format!("key=r[{}]", record_reg),
|
|
),
|
|
Insn::IdxGT {
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
}
|
|
| Insn::IdxGE {
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
}
|
|
| Insn::IdxLE {
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
}
|
|
| Insn::IdxLT {
|
|
cursor_id,
|
|
start_reg,
|
|
num_regs,
|
|
target_pc,
|
|
} => (
|
|
match insn {
|
|
Insn::IdxGT { .. } => "IdxGT",
|
|
Insn::IdxGE { .. } => "IdxGE",
|
|
Insn::IdxLE { .. } => "IdxLE",
|
|
Insn::IdxLT { .. } => "IdxLT",
|
|
_ => unreachable!(),
|
|
},
|
|
*cursor_id as i32,
|
|
target_pc.to_debug_int(),
|
|
*start_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("key=[{}..{}]", start_reg, start_reg + num_regs - 1),
|
|
),
|
|
Insn::DecrJumpZero { reg, target_pc } => (
|
|
"DecrJumpZero",
|
|
*reg as i32,
|
|
target_pc.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("if (--r[{}]==0) goto {}", reg, target_pc.to_debug_int()),
|
|
),
|
|
Insn::AggStep {
|
|
func,
|
|
acc_reg,
|
|
delimiter: _,
|
|
col,
|
|
} => (
|
|
"AggStep",
|
|
0,
|
|
*col as i32,
|
|
*acc_reg as i32,
|
|
OwnedValue::build_text(func.to_string()),
|
|
0,
|
|
format!("accum=r[{}] step(r[{}])", *acc_reg, *col),
|
|
),
|
|
Insn::AggFinal { register, func } => (
|
|
"AggFinal",
|
|
0,
|
|
*register as i32,
|
|
0,
|
|
OwnedValue::build_text(func.to_string()),
|
|
0,
|
|
format!("accum=r[{}]", *register),
|
|
),
|
|
Insn::SorterOpen {
|
|
cursor_id,
|
|
columns,
|
|
order,
|
|
} => {
|
|
let _p4 = String::new();
|
|
let to_print: Vec<String> = order
|
|
.get_values()
|
|
.iter()
|
|
.map(|v| match v {
|
|
OwnedValue::Integer(i) => {
|
|
if *i == 0 {
|
|
"B".to_string()
|
|
} else {
|
|
"-B".to_string()
|
|
}
|
|
}
|
|
_ => unreachable!(),
|
|
})
|
|
.collect();
|
|
(
|
|
"SorterOpen",
|
|
*cursor_id as i32,
|
|
*columns as i32,
|
|
0,
|
|
OwnedValue::build_text(&(format!("k({},{})", order.len(), to_print.join(",")))),
|
|
0,
|
|
format!("cursor={}", cursor_id),
|
|
)
|
|
}
|
|
Insn::SorterData {
|
|
cursor_id,
|
|
dest_reg,
|
|
pseudo_cursor,
|
|
} => (
|
|
"SorterData",
|
|
*cursor_id as i32,
|
|
*dest_reg as i32,
|
|
*pseudo_cursor as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=data", dest_reg),
|
|
),
|
|
Insn::SorterInsert {
|
|
cursor_id,
|
|
record_reg,
|
|
} => (
|
|
"SorterInsert",
|
|
*cursor_id as i32,
|
|
*record_reg as i32,
|
|
0,
|
|
OwnedValue::Integer(0),
|
|
0,
|
|
format!("key=r[{}]", record_reg),
|
|
),
|
|
Insn::SorterSort {
|
|
cursor_id,
|
|
pc_if_empty,
|
|
} => (
|
|
"SorterSort",
|
|
*cursor_id as i32,
|
|
pc_if_empty.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::SorterNext {
|
|
cursor_id,
|
|
pc_if_next,
|
|
} => (
|
|
"SorterNext",
|
|
*cursor_id as i32,
|
|
pc_if_next.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Function {
|
|
constant_mask,
|
|
start_reg,
|
|
dest,
|
|
func,
|
|
} => (
|
|
"Function",
|
|
*constant_mask,
|
|
*start_reg as i32,
|
|
*dest as i32,
|
|
{
|
|
let s = if matches!(&func.func, Func::Scalar(ScalarFunc::Like)) {
|
|
format!("like({})", func.arg_count)
|
|
} else {
|
|
func.func.to_string()
|
|
};
|
|
OwnedValue::build_text(&s)
|
|
},
|
|
0,
|
|
if func.arg_count == 0 {
|
|
format!("r[{}]=func()", dest)
|
|
} else if *start_reg == *start_reg + func.arg_count - 1 {
|
|
format!("r[{}]=func(r[{}])", dest, start_reg)
|
|
} else {
|
|
format!(
|
|
"r[{}]=func(r[{}..{}])",
|
|
dest,
|
|
start_reg,
|
|
start_reg + func.arg_count - 1
|
|
)
|
|
},
|
|
),
|
|
Insn::InitCoroutine {
|
|
yield_reg,
|
|
jump_on_definition,
|
|
start_offset,
|
|
} => (
|
|
"InitCoroutine",
|
|
*yield_reg as i32,
|
|
jump_on_definition.to_debug_int(),
|
|
start_offset.to_debug_int(),
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::EndCoroutine { yield_reg } => (
|
|
"EndCoroutine",
|
|
*yield_reg as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Yield {
|
|
yield_reg,
|
|
end_offset,
|
|
} => (
|
|
"Yield",
|
|
*yield_reg as i32,
|
|
end_offset.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Insert {
|
|
cursor,
|
|
key_reg,
|
|
record_reg,
|
|
flag,
|
|
} => (
|
|
"Insert",
|
|
*cursor as i32,
|
|
*record_reg as i32,
|
|
*key_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
*flag as u16,
|
|
"".to_string(),
|
|
),
|
|
Insn::Delete { cursor_id } => (
|
|
"Delete",
|
|
*cursor_id as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::NewRowid {
|
|
cursor,
|
|
rowid_reg,
|
|
prev_largest_reg,
|
|
} => (
|
|
"NewRowId",
|
|
*cursor as i32,
|
|
*rowid_reg as i32,
|
|
*prev_largest_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::MustBeInt { reg } => (
|
|
"MustBeInt",
|
|
*reg as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::SoftNull { reg } => (
|
|
"SoftNull",
|
|
*reg as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::NoConflict {
|
|
cursor_id,
|
|
target_pc,
|
|
record_reg,
|
|
num_regs,
|
|
} => (
|
|
"NoConflict",
|
|
*cursor_id as i32,
|
|
target_pc.to_debug_int(),
|
|
*record_reg as i32,
|
|
OwnedValue::build_text(&format!("{num_regs}")),
|
|
0,
|
|
format!("key=r[{}]", record_reg),
|
|
),
|
|
Insn::NotExists {
|
|
cursor,
|
|
rowid_reg,
|
|
target_pc,
|
|
} => (
|
|
"NotExists",
|
|
*cursor as i32,
|
|
target_pc.to_debug_int(),
|
|
*rowid_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::OffsetLimit {
|
|
limit_reg,
|
|
combined_reg,
|
|
offset_reg,
|
|
} => (
|
|
"OffsetLimit",
|
|
*limit_reg as i32,
|
|
*combined_reg as i32,
|
|
*offset_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"if r[{}]>0 then r[{}]=r[{}]+max(0,r[{}]) else r[{}]=(-1)",
|
|
limit_reg, combined_reg, limit_reg, offset_reg, combined_reg
|
|
),
|
|
),
|
|
Insn::OpenWrite {
|
|
cursor_id,
|
|
root_page,
|
|
..
|
|
} => (
|
|
"OpenWrite",
|
|
*cursor_id as i32,
|
|
match root_page {
|
|
RegisterOrLiteral::Literal(i) => *i as _,
|
|
RegisterOrLiteral::Register(i) => *i as _,
|
|
},
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Copy {
|
|
src_reg,
|
|
dst_reg,
|
|
amount,
|
|
} => (
|
|
"Copy",
|
|
*src_reg as i32,
|
|
*dst_reg as i32,
|
|
*amount as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=r[{}]", dst_reg, src_reg),
|
|
),
|
|
Insn::CreateBtree { db, root, flags } => (
|
|
"CreateBtree",
|
|
*db as i32,
|
|
*root as i32,
|
|
flags.get_flags() as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=root iDb={} flags={}", root, db, flags.get_flags()),
|
|
),
|
|
Insn::Destroy {
|
|
root,
|
|
former_root_reg,
|
|
is_temp,
|
|
} => (
|
|
"Destroy",
|
|
*root as i32,
|
|
*former_root_reg as i32,
|
|
*is_temp as i32,
|
|
OwnedValue::build_text(&Rc::new("".to_string())),
|
|
0,
|
|
format!(
|
|
"root iDb={} former_root={} is_temp={}",
|
|
root, former_root_reg, is_temp
|
|
),
|
|
),
|
|
Insn::DropTable {
|
|
db,
|
|
_p2,
|
|
_p3,
|
|
table_name,
|
|
} => (
|
|
"DropTable",
|
|
*db as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(&Rc::new(table_name.clone())),
|
|
0,
|
|
format!("DROP TABLE {}", table_name),
|
|
),
|
|
Insn::DropIndex { db, index } => (
|
|
"DropIndex",
|
|
0,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(&Rc::new(index.name.clone())),
|
|
0,
|
|
format!("DROP INDEX {}", index.name),
|
|
),
|
|
Insn::Close { cursor_id } => (
|
|
"Close",
|
|
*cursor_id as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::Last {
|
|
cursor_id,
|
|
pc_if_empty,
|
|
} => (
|
|
"Last",
|
|
*cursor_id as i32,
|
|
pc_if_empty.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::IsNull { reg, target_pc } => (
|
|
"IsNull",
|
|
*reg as i32,
|
|
target_pc.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("if (r[{}]==NULL) goto {}", reg, target_pc.to_debug_int()),
|
|
),
|
|
Insn::ParseSchema { db, where_clause } => (
|
|
"ParseSchema",
|
|
*db as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(where_clause),
|
|
0,
|
|
where_clause.clone(),
|
|
),
|
|
Insn::Prev {
|
|
cursor_id,
|
|
pc_if_prev,
|
|
} => (
|
|
"Prev",
|
|
*cursor_id as i32,
|
|
pc_if_prev.to_debug_int(),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::ShiftRight { lhs, rhs, dest } => (
|
|
"ShiftRight",
|
|
*rhs as i32,
|
|
*lhs as i32,
|
|
*dest as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=r[{}] >> r[{}]", dest, lhs, rhs),
|
|
),
|
|
Insn::ShiftLeft { lhs, rhs, dest } => (
|
|
"ShiftLeft",
|
|
*rhs as i32,
|
|
*lhs as i32,
|
|
*dest as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=r[{}] << r[{}]", dest, lhs, rhs),
|
|
),
|
|
Insn::Variable { index, dest } => (
|
|
"Variable",
|
|
usize::from(*index) as i32,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=parameter({})", *dest, *index),
|
|
),
|
|
Insn::ZeroOrNull { rg1, rg2, dest } => (
|
|
"ZeroOrNull",
|
|
*rg1 as i32,
|
|
*dest as i32,
|
|
*rg2 as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"((r[{}]=NULL)|(r[{}]=NULL)) ? r[{}]=NULL : r[{}]=0",
|
|
rg1, rg2, dest, dest
|
|
),
|
|
),
|
|
Insn::Not { reg, dest } => (
|
|
"Not",
|
|
*reg as i32,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=!r[{}]", dest, reg),
|
|
),
|
|
Insn::Concat { lhs, rhs, dest } => (
|
|
"Concat",
|
|
*rhs as i32,
|
|
*lhs as i32,
|
|
*dest as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=r[{}] + r[{}]", dest, lhs, rhs),
|
|
),
|
|
Insn::And { lhs, rhs, dest } => (
|
|
"And",
|
|
*rhs as i32,
|
|
*lhs as i32,
|
|
*dest as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=(r[{}] && r[{}])", dest, lhs, rhs),
|
|
),
|
|
Insn::Or { lhs, rhs, dest } => (
|
|
"Or",
|
|
*rhs as i32,
|
|
*lhs as i32,
|
|
*dest as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("r[{}]=(r[{}] || r[{}])", dest, lhs, rhs),
|
|
),
|
|
Insn::Noop => (
|
|
"Noop",
|
|
0,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
String::new(),
|
|
),
|
|
Insn::PageCount { db, dest } => (
|
|
"Pagecount",
|
|
*db as i32,
|
|
*dest as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::ReadCookie { db, dest, cookie } => (
|
|
"ReadCookie",
|
|
*db as i32,
|
|
*dest as i32,
|
|
*cookie as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
"".to_string(),
|
|
),
|
|
Insn::AutoCommit {
|
|
auto_commit,
|
|
rollback,
|
|
} => (
|
|
"AutoCommit",
|
|
*auto_commit as i32,
|
|
*rollback as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("auto_commit={}, rollback={}", auto_commit, rollback),
|
|
),
|
|
Insn::OpenEphemeral {
|
|
cursor_id,
|
|
is_table,
|
|
} => (
|
|
"OpenEphemeral",
|
|
*cursor_id as i32,
|
|
*is_table as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"cursor={} is_table={}",
|
|
cursor_id,
|
|
if *is_table { "true" } else { "false" }
|
|
),
|
|
),
|
|
Insn::OpenAutoindex { cursor_id } => (
|
|
"OpenAutoindex",
|
|
*cursor_id as i32,
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("cursor={}", cursor_id),
|
|
),
|
|
Insn::Once {
|
|
target_pc_when_reentered,
|
|
} => (
|
|
"Once",
|
|
target_pc_when_reentered.to_debug_int(),
|
|
0,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!("goto {}", target_pc_when_reentered.to_debug_int()),
|
|
),
|
|
Insn::BeginSubrtn { dest, dest_end } => (
|
|
"BeginSubrtn",
|
|
*dest as i32,
|
|
dest_end.map_or(0, |end| end as i32),
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
dest_end.map_or(format!("r[{}]=NULL", dest), |end| {
|
|
format!("r[{}..{}]=NULL", dest, end)
|
|
}),
|
|
),
|
|
Insn::NotFound {
|
|
cursor_id,
|
|
target_pc,
|
|
record_reg,
|
|
..
|
|
} => (
|
|
"NotFound",
|
|
*cursor_id as i32,
|
|
target_pc.to_debug_int(),
|
|
*record_reg as i32,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"if (r[{}] != NULL) goto {}",
|
|
record_reg,
|
|
target_pc.to_debug_int()
|
|
),
|
|
),
|
|
Insn::Affinity {
|
|
start_reg,
|
|
count,
|
|
affinities,
|
|
} => (
|
|
"Affinity",
|
|
*start_reg as i32,
|
|
count.get() as i32,
|
|
0,
|
|
OwnedValue::build_text(""),
|
|
0,
|
|
format!(
|
|
"r[{}..{}] = {}",
|
|
start_reg,
|
|
start_reg + count.get(),
|
|
affinities
|
|
.chars()
|
|
.map(|a| a.to_string())
|
|
.collect::<Vec<_>>()
|
|
.join(", ")
|
|
),
|
|
),
|
|
};
|
|
format!(
|
|
"{:<4} {:<17} {:<4} {:<4} {:<4} {:<13} {:<2} {}",
|
|
addr,
|
|
&(indent + opcode),
|
|
p1,
|
|
p2,
|
|
p3,
|
|
p4.to_string(),
|
|
p5,
|
|
manual_comment.map_or(comment.to_string(), |mc| format!("{}; {}", comment, mc))
|
|
)
|
|
}
|