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stage2: remove ptr_ptr_elem_val and ptr_slice_elem_val

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Robin Voetter
2021-10-21 14:12:54 +02:00
parent 1d33822020
commit 84876fec58
7 changed files with 0 additions and 89 deletions
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2
src/codegen/c.zig
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@@ -1081,10 +1081,8 @@ fn genBody(f: *Function, body: []const Air.Inst.Index) error{ AnalysisFail, OutO
.ptr_slice_ptr_ptr => try airPtrSliceFieldPtr(f, inst, ".ptr;\n"),
.ptr_elem_val => try airPtrElemVal(f, inst, "["),
.ptr_ptr_elem_val => try airPtrElemVal(f, inst, "[0]["),
.ptr_elem_ptr => try airPtrElemPtr(f, inst),
.slice_elem_val => try airSliceElemVal(f, inst, "["),
.ptr_slice_elem_val => try airSliceElemVal(f, inst, "[0]["),
.array_elem_val => try airArrayElemVal(f, inst),
.unwrap_errunion_payload => try airUnwrapErrUnionPay(f, inst),

33
src/codegen/llvm.zig
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@@ -1760,10 +1760,8 @@ pub const FuncGen = struct {
.array_elem_val => try self.airArrayElemVal(inst),
.slice_elem_val => try self.airSliceElemVal(inst),
.ptr_slice_elem_val => try self.airPtrSliceElemVal(inst),
.ptr_elem_val => try self.airPtrElemVal(inst),
.ptr_elem_ptr => try self.airPtrElemPtr(inst),
.ptr_ptr_elem_val => try self.airPtrPtrElemVal(inst),
.optional_payload => try self.airOptionalPayload(inst, false),
.optional_payload_ptr => try self.airOptionalPayload(inst, true),
@@ -2165,24 +2163,6 @@ pub const FuncGen = struct {
return self.load(ptr, slice_ty);
}
fn airPtrSliceElemVal(self: *FuncGen, inst: Air.Inst.Index) !?*const llvm.Value {
const bin_op = self.air.instructions.items(.data)[inst].bin_op;
const slice_ty = self.air.typeOf(bin_op.lhs).childType();
if (!slice_ty.isVolatilePtr() and self.liveness.isUnused(inst)) return null;
const lhs = try self.resolveInst(bin_op.lhs);
const rhs = try self.resolveInst(bin_op.rhs);
const base_ptr = ptr: {
const ptr_field_ptr = self.builder.buildStructGEP(lhs, 0, "");
break :ptr self.builder.buildLoad(ptr_field_ptr, "");
};
const indices: [1]*const llvm.Value = .{rhs};
const ptr = self.builder.buildInBoundsGEP(base_ptr, &indices, indices.len, "");
return self.load(ptr, slice_ty);
}
fn airArrayElemVal(self: *FuncGen, inst: Air.Inst.Index) !?*const llvm.Value {
if (self.liveness.isUnused(inst)) return null;
@@ -2240,19 +2220,6 @@ pub const FuncGen = struct {
}
}
fn airPtrPtrElemVal(self: *FuncGen, inst: Air.Inst.Index) !?*const llvm.Value {
const bin_op = self.air.instructions.items(.data)[inst].bin_op;
const ptr_ty = self.air.typeOf(bin_op.lhs).childType();
if (!ptr_ty.isVolatilePtr() and self.liveness.isUnused(inst)) return null;
const lhs = try self.resolveInst(bin_op.lhs);
const rhs = try self.resolveInst(bin_op.rhs);
const base_ptr = self.builder.buildLoad(lhs, "");
const indices: [1]*const llvm.Value = .{rhs};
const ptr = self.builder.buildInBoundsGEP(base_ptr, &indices, indices.len, "");
return self.load(ptr, ptr_ty);
}
fn airStructFieldPtr(self: *FuncGen, inst: Air.Inst.Index) !?*const llvm.Value {
if (self.liveness.isUnused(inst))
return null;