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Sema: Don't generate runtime instructions on zirSplat if dest_ty doesn't have runtime bits

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Antonio Gomes 2024-05-01 08:04:39 -03:00 • committed by Andrew Kelley
parent efe06c5f31
commit c3aa32e984
1 changed files with 8 additions and 0 deletions
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8
src/Sema.zig
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@ -24295,6 +24295,14 @@ fn zirSplat(sema: *Sema, block: *Block, inst: Zir.Inst.Index) CompileError!Air.I
if (!dest_ty.isVector(mod)) return sema.fail(block, src, "expected vector type, found '{}'", .{dest_ty.fmt(mod)});
if (!dest_ty.hasRuntimeBits(mod)) {
const empty_aggregate = try mod.intern(.{ .aggregate = .{
.ty = dest_ty.toIntern(),
.storage = .{ .elems = &[_]InternPool.Index{} },
} });
return Air.internedToRef(empty_aggregate);
}
const operand = try sema.resolveInst(extra.rhs);
const scalar_ty = dest_ty.childType(mod);
const scalar = try sema.coerce(block, scalar_ty, operand, scalar_src);