ret void
}
+define void @splat_zero_v2i16(ptr %p) {
+; CHECK-LABEL: splat_zero_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e16, mf4, ta, ma
+; CHECK-NEXT: vmv.v.i v8, 0
+; CHECK-NEXT: vse16.v v8, (a0)
+; CHECK-NEXT: ret
+ store <2 x i16> zeroinitializer, ptr %p
+ ret void
+}
+
+define void @splat_zero_v2i16_unaligned(ptr %p) {
+; CHECK-LABEL: splat_zero_v2i16_unaligned:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e16, mf4, ta, ma
+; CHECK-NEXT: vmv.v.i v8, 0
+; CHECK-NEXT: vsetivli zero, 4, e8, mf4, ta, ma
+; CHECK-NEXT: vse8.v v8, (a0)
+; CHECK-NEXT: ret
+ store <2 x i16> zeroinitializer, ptr %p, align 1
+ ret void
+}
+
+define void @splat_zero_v4i16(ptr %p) {
+; CHECK-LABEL: splat_zero_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; CHECK-NEXT: vmv.v.i v8, 0
+; CHECK-NEXT: vse16.v v8, (a0)
+; CHECK-NEXT: ret
+ store <4 x i16> zeroinitializer, ptr %p
+ ret void
+}
+
+define void @splat_zero_v2i32(ptr %p) {
+; CHECK-LABEL: splat_zero_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; CHECK-NEXT: vmv.v.i v8, 0
+; CHECK-NEXT: vse32.v v8, (a0)
+; CHECK-NEXT: ret
+ store <2 x i32> zeroinitializer, ptr %p
+ ret void
+}
+
+; Not a power of two and requires more than two scalar stores.
+define void @splat_zero_v7i16(ptr %p) {
+; LMULMAX8-RV32-LABEL: splat_zero_v7i16:
+; LMULMAX8-RV32: # %bb.0:
+; LMULMAX8-RV32-NEXT: sh zero, 12(a0)
+; LMULMAX8-RV32-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; LMULMAX8-RV32-NEXT: vmv.v.i v8, 0
+; LMULMAX8-RV32-NEXT: vse16.v v8, (a0)
+; LMULMAX8-RV32-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; LMULMAX8-RV32-NEXT: vmv.v.i v8, 0
+; LMULMAX8-RV32-NEXT: vsetivli zero, 1, e32, m1, ta, ma
+; LMULMAX8-RV32-NEXT: vslidedown.vi v8, v8, 2
+; LMULMAX8-RV32-NEXT: addi a0, a0, 8
+; LMULMAX8-RV32-NEXT: vse32.v v8, (a0)
+; LMULMAX8-RV32-NEXT: ret
+;
+; LMULMAX2-RV32-LABEL: splat_zero_v7i16:
+; LMULMAX2-RV32: # %bb.0:
+; LMULMAX2-RV32-NEXT: sh zero, 12(a0)
+; LMULMAX2-RV32-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; LMULMAX2-RV32-NEXT: vmv.v.i v8, 0
+; LMULMAX2-RV32-NEXT: vse16.v v8, (a0)
+; LMULMAX2-RV32-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; LMULMAX2-RV32-NEXT: vmv.v.i v8, 0
+; LMULMAX2-RV32-NEXT: vsetivli zero, 1, e32, m1, ta, ma
+; LMULMAX2-RV32-NEXT: vslidedown.vi v8, v8, 2
+; LMULMAX2-RV32-NEXT: addi a0, a0, 8
+; LMULMAX2-RV32-NEXT: vse32.v v8, (a0)
+; LMULMAX2-RV32-NEXT: ret
+;
+; LMULMAX1-RV32-LABEL: splat_zero_v7i16:
+; LMULMAX1-RV32: # %bb.0:
+; LMULMAX1-RV32-NEXT: sh zero, 12(a0)
+; LMULMAX1-RV32-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; LMULMAX1-RV32-NEXT: vmv.v.i v8, 0
+; LMULMAX1-RV32-NEXT: vse16.v v8, (a0)
+; LMULMAX1-RV32-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; LMULMAX1-RV32-NEXT: vmv.v.i v8, 0
+; LMULMAX1-RV32-NEXT: vsetivli zero, 1, e32, m1, ta, ma
+; LMULMAX1-RV32-NEXT: vslidedown.vi v8, v8, 2
+; LMULMAX1-RV32-NEXT: addi a0, a0, 8
+; LMULMAX1-RV32-NEXT: vse32.v v8, (a0)
+; LMULMAX1-RV32-NEXT: ret
+;
+; LMULMAX8-RV64-LABEL: splat_zero_v7i16:
+; LMULMAX8-RV64: # %bb.0:
+; LMULMAX8-RV64-NEXT: sh zero, 12(a0)
+; LMULMAX8-RV64-NEXT: sw zero, 8(a0)
+; LMULMAX8-RV64-NEXT: sd zero, 0(a0)
+; LMULMAX8-RV64-NEXT: ret
+;
+; LMULMAX2-RV64-LABEL: splat_zero_v7i16:
+; LMULMAX2-RV64: # %bb.0:
+; LMULMAX2-RV64-NEXT: sh zero, 12(a0)
+; LMULMAX2-RV64-NEXT: sw zero, 8(a0)
+; LMULMAX2-RV64-NEXT: sd zero, 0(a0)
+; LMULMAX2-RV64-NEXT: ret
+;
+; LMULMAX1-RV64-LABEL: splat_zero_v7i16:
+; LMULMAX1-RV64: # %bb.0:
+; LMULMAX1-RV64-NEXT: sh zero, 12(a0)
+; LMULMAX1-RV64-NEXT: sw zero, 8(a0)
+; LMULMAX1-RV64-NEXT: sd zero, 0(a0)
+; LMULMAX1-RV64-NEXT: ret
+ store <7 x i16> zeroinitializer, ptr %p
+ ret void
+}
+
define void @splat_allones_v16i8(ptr %x) {
; CHECK-LABEL: splat_allones_v16i8:
; CHECK: # %bb.0: