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stage2: remove dead ZIR instructions
clearing up some enum tag space for future added instructions
This commit is contained in:
Andrew Kelley
parent
fbfae832ea
commit
6b98384e20
@ -1825,7 +1825,6 @@ fn unusedResultExpr(gz: *GenZir, scope: *Scope, statement: ast.Node.Index) Inner
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.int_big,
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.float,
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.float128,
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.intcast,
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.int_type,
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.is_non_null,
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.is_null,
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@ -1837,7 +1836,6 @@ fn unusedResultExpr(gz: *GenZir, scope: *Scope, statement: ast.Node.Index) Inner
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.mul,
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.mulwrap,
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.param_type,
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.ptrtoint,
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.ref,
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.shl,
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.shr,
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@ -2004,7 +2002,6 @@ fn unusedResultExpr(gz: *GenZir, scope: *Scope, statement: ast.Node.Index) Inner
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.condbr_inline,
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.compile_error,
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.ret_node,
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.ret_tok,
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.ret_coerce,
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.@"unreachable",
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.store,
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19
src/Sema.zig
19
src/Sema.zig
@ -206,7 +206,6 @@ pub fn analyzeBody(
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.float => try sema.zirFloat(block, inst),
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.float128 => try sema.zirFloat128(block, inst),
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.int_type => try sema.zirIntType(block, inst),
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.intcast => try sema.zirIntcast(block, inst),
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.is_err => try sema.zirIsErr(block, inst),
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.is_err_ptr => try sema.zirIsErrPtr(block, inst),
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.is_non_null => try sema.zirIsNull(block, inst, true),
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@ -225,7 +224,6 @@ pub fn analyzeBody(
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.param_type => try sema.zirParamType(block, inst),
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.ptr_type => try sema.zirPtrType(block, inst),
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.ptr_type_simple => try sema.zirPtrTypeSimple(block, inst),
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.ptrtoint => try sema.zirPtrtoint(block, inst),
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.ref => try sema.zirRef(block, inst),
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.shl => try sema.zirShl(block, inst),
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.shr => try sema.zirShr(block, inst),
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@ -369,7 +367,6 @@ pub fn analyzeBody(
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.compile_error => return sema.zirCompileError(block, inst),
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.ret_coerce => return sema.zirRetTok(block, inst, true),
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.ret_node => return sema.zirRetNode(block, inst),
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.ret_tok => return sema.zirRetTok(block, inst, false),
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.@"unreachable" => return sema.zirUnreachable(block, inst),
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.repeat => return sema.zirRepeat(block, inst),
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.panic => return sema.zirPanic(block, inst),
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@ -2860,7 +2857,7 @@ fn analyzeAs(
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return sema.coerce(block, dest_type, operand, src);
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}
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fn zirPtrtoint(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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fn zirPtrToInt(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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const tracy = trace(@src());
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defer tracy.end();
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@ -2936,7 +2933,7 @@ fn zirFieldPtrNamed(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) Inne
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return sema.namedFieldPtr(block, src, object_ptr, field_name, field_name_src);
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}
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fn zirIntcast(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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fn zirIntCast(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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const tracy = trace(@src());
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defer tracy.end();
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@ -5161,12 +5158,6 @@ fn zirFrameAddress(
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return sema.mod.fail(&block.base, src, "TODO: Sema.zirFrameAddress", .{});
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}
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fn zirPtrToInt(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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const inst_data = sema.code.instructions.items(.data)[inst].un_node;
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const src = inst_data.src();
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return sema.mod.fail(&block.base, src, "TODO: Sema.zirPtrToInt", .{});
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}
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fn zirAlignOf(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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const inst_data = sema.code.instructions.items(.data)[inst].un_node;
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const src = inst_data.src();
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@ -5245,12 +5236,6 @@ fn zirIntToPtr(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerErro
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return sema.mod.fail(&block.base, src, "TODO: Sema.zirIntToPtr", .{});
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}
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fn zirIntCast(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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const inst_data = sema.code.instructions.items(.data)[inst].pl_node;
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const src = inst_data.src();
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return sema.mod.fail(&block.base, src, "TODO: Sema.zirIntCast", .{});
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}
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fn zirErrSetCast(sema: *Sema, block: *Scope.Block, inst: Zir.Inst.Index) InnerError!*Inst {
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const inst_data = sema.code.instructions.items(.data)[inst].pl_node;
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const src = inst_data.src();
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21
src/Zir.zig
21
src/Zir.zig
@ -384,11 +384,6 @@ pub const Inst = struct {
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/// A float literal that fits in a f128. Uses the `pl_node` union value.
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/// Payload is `Float128`.
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float128,
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/// Convert an integer value to another integer type, asserting that the destination type
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/// can hold the same mathematical value.
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/// Uses the `pl_node` field. AST is the `@intCast` syntax.
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/// Payload is `Bin` with lhs as the dest type, rhs the operand.
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intcast,
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/// Make an integer type out of signedness and bit count.
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/// Payload is `int_type`
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int_type,
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@ -445,9 +440,6 @@ pub const Inst = struct {
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/// is not in a position where it must create an invalid type.
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/// Uses the `param_type` union field.
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param_type,
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/// Convert a pointer to a `usize` integer.
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/// Uses the `un_node` field. The AST node is the builtin fn call node.
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ptrtoint,
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/// Turns an R-Value into a const L-Value. In other words, it takes a value,
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/// stores it in a memory location, and returns a const pointer to it. If the value
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/// is `comptime`, the memory location is global static constant data. Otherwise,
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@ -464,9 +456,7 @@ pub const Inst = struct {
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/// Includes an operand as the return value.
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/// Includes a token source location.
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/// Uses the `un_tok` union field.
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ret_tok,
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/// Same as `ret_tok` except the operand needs to get coerced to the function's
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/// return type.
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/// The operand needs to get coerced to the function's return type.
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ret_coerce,
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/// Create a pointer type that does not have a sentinel, alignment, or bit range specified.
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/// Uses the `ptr_type_simple` union field.
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@ -712,6 +702,7 @@ pub const Inst = struct {
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shl_with_overflow,
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/// Implement builtin `@ptrToInt`. Uses `un_node`.
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/// Convert a pointer to a `usize` integer.
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ptr_to_int,
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/// Implement builtin `@errToInt`. Uses `un_node`.
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error_to_int,
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@ -801,6 +792,8 @@ pub const Inst = struct {
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float_cast,
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/// Implements the `@intCast` builtin.
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/// Uses `pl_node` with payload `Bin`. `lhs` is dest type, `rhs` is operand.
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/// Convert an integer value to another integer type, asserting that the destination type
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/// can hold the same mathematical value.
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int_cast,
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/// Implements the `@errSetCast` builtin.
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/// Uses `pl_node` with payload `Bin`. `lhs` is dest type, `rhs` is operand.
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@ -1030,7 +1023,6 @@ pub const Inst = struct {
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.int_big,
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.float,
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.float128,
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.intcast,
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.int_type,
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.is_non_null,
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.is_null,
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@ -1042,7 +1034,6 @@ pub const Inst = struct {
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.mul,
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.mulwrap,
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.param_type,
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.ptrtoint,
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.ref,
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.shl,
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.shr,
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@ -1202,7 +1193,6 @@ pub const Inst = struct {
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.condbr_inline,
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.compile_error,
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.ret_node,
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.ret_tok,
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.ret_coerce,
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.@"unreachable",
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.repeat,
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@ -2341,7 +2331,6 @@ const Writer = struct {
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.coerce_result_ptr,
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.elem_ptr,
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.elem_val,
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.intcast,
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.store,
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.store_to_block_ptr,
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.store_to_inferred_ptr,
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@ -2362,7 +2351,6 @@ const Writer = struct {
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.load,
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.ensure_result_used,
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.ensure_result_non_error,
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.ptrtoint,
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.ret_node,
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.resolve_inferred_alloc,
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.optional_type,
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@ -2432,7 +2420,6 @@ const Writer = struct {
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=> try self.writeUnNode(stream, inst),
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.ref,
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.ret_tok,
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.ret_coerce,
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.ensure_err_payload_void,
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=> try self.writeUnTok(stream, inst),
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