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stage2: implement @memset and @memcpy builtins

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This commit is contained in:
Andrew Kelley
2021-09-24 17:33:06 -07:00
parent 87fd502fb6
commit 42aa1ea115
14 changed files with 412 additions and 36 deletions
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12
src/codegen.zig
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@@ -887,6 +887,8 @@ fn Function(comptime arch: std.Target.Cpu.Arch) type {
.cmpxchg_weak => try self.airCmpxchg(inst),
.atomic_rmw => try self.airAtomicRmw(inst),
.atomic_load => try self.airAtomicLoad(inst),
.memcpy => try self.airMemcpy(inst),
.memset => try self.airMemset(inst),
.atomic_store_unordered => try self.airAtomicStore(inst, .Unordered),
.atomic_store_monotonic => try self.airAtomicStore(inst, .Monotonic),
@@ -4883,6 +4885,16 @@ fn Function(comptime arch: std.Target.Cpu.Arch) type {
return self.fail("TODO implement airAtomicStore for {}", .{self.target.cpu.arch});
}
fn airMemset(self: *Self, inst: Air.Inst.Index) !void {
_ = inst;
return self.fail("TODO implement airMemset for {}", .{self.target.cpu.arch});
}
fn airMemcpy(self: *Self, inst: Air.Inst.Index) !void {
_ = inst;
return self.fail("TODO implement airMemcpy for {}", .{self.target.cpu.arch});
}
fn resolveInst(self: *Self, inst: Air.Inst.Ref) InnerError!MCValue {
// First section of indexes correspond to a set number of constant values.
const ref_int = @enumToInt(inst);