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-rw-r--r--src/value.zig13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/value.zig b/src/value.zig
index df1531533b..6c2403e13b 100644
--- a/src/value.zig
+++ b/src/value.zig
@@ -2883,6 +2883,19 @@ pub const Value = extern union {
return fromBigInt(arena, result_bigint.toConst());
}
+ pub fn shlTrunc(
+ lhs: Value,
+ rhs: Value,
+ ty: Type,
+ arena: Allocator,
+ target: Target,
+ ) !Value {
+ const shifted = try lhs.shl(rhs, arena);
+ const int_info = ty.intInfo(target);
+ const truncated = try shifted.intTrunc(arena, int_info.signedness, int_info.bits);
+ return truncated;
+ }
+
pub fn shr(lhs: Value, rhs: Value, allocator: Allocator) !Value {
// TODO is this a performance issue? maybe we should try the operation without
// resorting to BigInt first.