diff --git a/int16_slice_pool.go b/int16_slice_pool.go
deleted file mode 100644
index 2e7c3939..00000000
--- a/int16_slice_pool.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package pgx
-
-const int16SlicePoolSizeStep = 16
-
-type int16SlicePool struct {
-	buf        []int16
-	pos        int
-	allocCount int
-	resetCount int
-}
-
-func (p *int16SlicePool) get(n int) []int16 {
-	if n > len(p.buf[p.pos:]) {
-		growthStep := ((n / int16SlicePoolSizeStep) + 1) * int16SlicePoolSizeStep
-		p.buf = make([]int16, len(p.buf)+growthStep)
-		p.pos = 0
-	}
-
-	result := p.buf[p.pos : p.pos+n]
-	p.pos += n
-
-	p.allocCount += n
-
-	return result
-}
-
-func (p *int16SlicePool) reset() {
-	p.pos = 0
-	p.resetCount += 1
-
-	if p.resetCount == 128 {
-		allocsPerReset := p.allocCount / p.resetCount
-		maxSize := allocsPerReset + (int16SlicePoolSizeStep * 4)
-
-		if len(p.buf) > maxSize {
-			p.buf = make([]int16, maxSize)
-		}
-
-		p.allocCount = 0
-		p.resetCount = 0
-	}
-}