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[RISCV] Add patterns for vnsrl.wi and vnsra.wi instructions 

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D121675
This commit is contained in:
Lian Wang 2022-03-16 08:42:19 +00:00
parent 7bc5273367
commit 214afc7116
6 changed files with 358 additions and 285 deletions
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45
llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td
View File

@ -648,45 +648,46 @@ multiclass VPatReductionVL<SDNode vop, string instruction_name, bit is_float> {
}
}
multiclass VPatBinarySDNodeExt_V_WV<SDNode op, PatFrags extop, string instruction_name> {
multiclass VPatBinarySDNodeExt_V_WV_WX<SDNode op, PatFrags extop, string instruction_name> {
foreach vti = AllWidenableIntVectors in {
def : Pat<
(vti.Vti.Vector
(riscv_trunc_vector_vl
(op (vti.Wti.Vector vti.Wti.RegClass:$rs2),
(vti.Wti.Vector (extop (vti.Vti.Vector vti.Vti.RegClass:$rs1)))),
(riscv_vmset_vl X0),
X0)),
(riscv_vmset_vl VLOpFrag),
VLOpFrag)),
(!cast<Instruction>(instruction_name#"_WV_"#vti.Vti.LMul.MX)
vti.Wti.RegClass:$rs2, vti.Vti.RegClass:$rs1,
vti.Vti.AVL, vti.Vti.Log2SEW)>;
}
}
multiclass VPatBinarySDNodeExt_V_WX<SDNode op, PatFrags extop, string instruction_name> {
foreach vti = AllWidenableIntVectors in {
def : Pat<
(vti.Vti.Vector
(riscv_trunc_vector_vl
(op (vti.Wti.Vector vti.Wti.RegClass:$rs2),
(vti.Wti.Vector (extop (vti.Vti.Vector (SplatPat GPR:$rs1))))),
(riscv_vmset_vl X0),
X0)),
(riscv_vmset_vl VLOpFrag),
VLOpFrag)),
(!cast<Instruction>(instruction_name#"_WX_"#vti.Vti.LMul.MX)
vti.Wti.RegClass:$rs2, GPR:$rs1,
vti.Vti.AVL, vti.Vti.Log2SEW)>;
}
}
multiclass VPatBinarySDNode_V_WV<SDNode op, string instruction_name> {
defm : VPatBinarySDNodeExt_V_WV<op, sext_oneuse, instruction_name>;
defm : VPatBinarySDNodeExt_V_WV<op, zext_oneuse, instruction_name>;
}
multiclass VPatBinarySDNode_V_WX<SDNode op, string instruction_name> {
defm : VPatBinarySDNodeExt_V_WX<op, sext_oneuse, instruction_name>;
defm : VPatBinarySDNodeExt_V_WX<op, zext_oneuse, instruction_name>;
multiclass VPatBinarySDNode_V_WV_WX_WI<SDNode op, string instruction_name> {
defm : VPatBinarySDNodeExt_V_WV_WX<op, sext_oneuse, instruction_name>;
defm : VPatBinarySDNodeExt_V_WV_WX<op, zext_oneuse, instruction_name>;
foreach vti = AllWidenableIntVectors in {
def : Pat<
(vti.Vti.Vector
(riscv_trunc_vector_vl
(op (vti.Wti.Vector vti.Wti.RegClass:$rs2),
(vti.Wti.Vector (SplatPat_uimm5 uimm5:$rs1))),
(riscv_vmset_vl VLOpFrag),
VLOpFrag)),
(!cast<Instruction>(instruction_name#"_WI_"#vti.Vti.LMul.MX)
vti.Wti.RegClass:$rs2, uimm5:$rs1,
vti.Vti.AVL, vti.Vti.Log2SEW)>;
}
}
multiclass VPatWidenReductionVL<SDNode vop, PatFrags extop, string instruction_name, bit is_float> {
@ -796,10 +797,8 @@ foreach vti = AllIntegerVectors in {
}
// 12.7. Vector Narrowing Integer Right Shift Instructions
defm : VPatBinarySDNode_V_WV<srl, "PseudoVNSRL">;
defm : VPatBinarySDNode_V_WX<srl, "PseudoVNSRL">;
defm : VPatBinarySDNode_V_WV<sra, "PseudoVNSRA">;
defm : VPatBinarySDNode_V_WX<sra, "PseudoVNSRA">;
defm : VPatBinarySDNode_V_WV_WX_WI<srl, "PseudoVNSRL">;
defm : VPatBinarySDNode_V_WV_WX_WI<sra, "PseudoVNSRA">;
foreach vtiTowti = AllWidenableIntVectors in {
defvar vti = vtiTowti.Vti;

6
llvm/test/CodeGen/RISCV/rvv/constant-folding.ll
View File

@ -48,10 +48,8 @@ define <2 x i16> @fixedlen(<2 x i32> %x) {
define <vscale x 2 x i16> @scalable(<vscale x 2 x i32> %x) {
; CHECK-LABEL: scalable:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; CHECK-NEXT: vsrl.vi v8, v8, 16
; CHECK-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; CHECK-NEXT: vnsrl.wx v8, v8, zero
; CHECK-NEXT: vsetvli a0, zero, e16, mf2, ta, mu
; CHECK-NEXT: vnsrl.wi v8, v8, 16
; CHECK-NEXT: lui a0, 1048568
; CHECK-NEXT: vand.vx v8, v8, a0
; CHECK-NEXT: ret

172
llvm/test/CodeGen/RISCV/rvv/ctlz-sdnode.ll
View File

@ -58,9 +58,8 @@ define <vscale x 1 x i8> @ctlz_nxv1i8(<vscale x 1 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v9, v9
; RV32D-NEXT: vsrl.vi v9, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: vnsrl.wi v9, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: li a0, 134
@ -74,9 +73,8 @@ define <vscale x 1 x i8> @ctlz_nxv1i8(<vscale x 1 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v9, v9
; RV64D-NEXT: vsrl.vi v9, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: vnsrl.wi v9, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: li a0, 134
@ -143,9 +141,8 @@ define <vscale x 2 x i8> @ctlz_nxv2i8(<vscale x 2 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v9, v9
; RV32D-NEXT: vsrl.vi v9, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: vnsrl.wi v9, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: li a0, 134
@ -159,9 +156,8 @@ define <vscale x 2 x i8> @ctlz_nxv2i8(<vscale x 2 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v9, v9
; RV64D-NEXT: vsrl.vi v9, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: vnsrl.wi v9, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: li a0, 134
@ -228,9 +224,8 @@ define <vscale x 4 x i8> @ctlz_nxv4i8(<vscale x 4 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; RV32D-NEXT: vzext.vf4 v10, v8
; RV32D-NEXT: vfcvt.f.xu.v v10, v10
; RV32D-NEXT: vsrl.vi v10, v10, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v10, zero
; RV32D-NEXT: vnsrl.wi v9, v10, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: li a0, 134
@ -244,9 +239,8 @@ define <vscale x 4 x i8> @ctlz_nxv4i8(<vscale x 4 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; RV64D-NEXT: vzext.vf4 v10, v8
; RV64D-NEXT: vfcvt.f.xu.v v10, v10
; RV64D-NEXT: vsrl.vi v10, v10, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v10, zero
; RV64D-NEXT: vnsrl.wi v9, v10, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: li a0, 134
@ -313,9 +307,8 @@ define <vscale x 8 x i8> @ctlz_nxv8i8(<vscale x 8 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV32D-NEXT: vzext.vf4 v12, v8
; RV32D-NEXT: vfcvt.f.xu.v v12, v12
; RV32D-NEXT: vsrl.vi v12, v12, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v12, zero
; RV32D-NEXT: vnsrl.wi v10, v12, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v10, zero
; RV32D-NEXT: li a0, 134
@ -329,9 +322,8 @@ define <vscale x 8 x i8> @ctlz_nxv8i8(<vscale x 8 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV64D-NEXT: vzext.vf4 v12, v8
; RV64D-NEXT: vfcvt.f.xu.v v12, v12
; RV64D-NEXT: vsrl.vi v12, v12, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v12, zero
; RV64D-NEXT: vnsrl.wi v10, v12, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v10, zero
; RV64D-NEXT: li a0, 134
@ -398,9 +390,8 @@ define <vscale x 16 x i8> @ctlz_nxv16i8(<vscale x 16 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m8, ta, mu
; RV32D-NEXT: vzext.vf4 v16, v8
; RV32D-NEXT: vfcvt.f.xu.v v16, v16
; RV32D-NEXT: vsrl.vi v16, v16, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v16, zero
; RV32D-NEXT: vnsrl.wi v12, v16, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v12, zero
; RV32D-NEXT: li a0, 134
@ -414,9 +405,8 @@ define <vscale x 16 x i8> @ctlz_nxv16i8(<vscale x 16 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m8, ta, mu
; RV64D-NEXT: vzext.vf4 v16, v8
; RV64D-NEXT: vfcvt.f.xu.v v16, v16
; RV64D-NEXT: vsrl.vi v16, v16, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v16, zero
; RV64D-NEXT: vnsrl.wi v12, v16, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v12, zero
; RV64D-NEXT: li a0, 134
@ -558,10 +548,7 @@ define <vscale x 1 x i16> @ctlz_nxv1i16(<vscale x 1 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, mf4, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV32D-NEXT: vsrl.vi v9, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: vnsrl.wi v9, v9, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v9, v9, a0
; RV32D-NEXT: vmseq.vi v0, v8, 0
@ -573,10 +560,7 @@ define <vscale x 1 x i16> @ctlz_nxv1i16(<vscale x 1 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, mf4, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV64D-NEXT: vsrl.vi v9, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: vnsrl.wi v9, v9, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v9, v9, a0
; RV64D-NEXT: vmseq.vi v0, v8, 0
@ -659,10 +643,7 @@ define <vscale x 2 x i16> @ctlz_nxv2i16(<vscale x 2 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, mf2, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV32D-NEXT: vsrl.vi v9, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v9, zero
; RV32D-NEXT: vnsrl.wi v9, v9, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v9, v9, a0
; RV32D-NEXT: vmseq.vi v0, v8, 0
@ -674,10 +655,7 @@ define <vscale x 2 x i16> @ctlz_nxv2i16(<vscale x 2 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, mf2, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV64D-NEXT: vsrl.vi v9, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v9, zero
; RV64D-NEXT: vnsrl.wi v9, v9, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v9, v9, a0
; RV64D-NEXT: vmseq.vi v0, v8, 0
@ -760,10 +738,7 @@ define <vscale x 4 x i16> @ctlz_nxv4i16(<vscale x 4 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, m1, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v10, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV32D-NEXT: vsrl.vi v10, v10, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v9, v10, zero
; RV32D-NEXT: vnsrl.wi v9, v10, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v9, v9, a0
; RV32D-NEXT: vmseq.vi v0, v8, 0
@ -775,10 +750,7 @@ define <vscale x 4 x i16> @ctlz_nxv4i16(<vscale x 4 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, m1, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v10, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV64D-NEXT: vsrl.vi v10, v10, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v9, v10, zero
; RV64D-NEXT: vnsrl.wi v9, v10, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v9, v9, a0
; RV64D-NEXT: vmseq.vi v0, v8, 0
@ -861,10 +833,7 @@ define <vscale x 8 x i16> @ctlz_nxv8i16(<vscale x 8 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v12, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV32D-NEXT: vsrl.vi v12, v12, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v12, zero
; RV32D-NEXT: vnsrl.wi v10, v12, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v10, v10, a0
; RV32D-NEXT: vmseq.vi v0, v8, 0
@ -876,10 +845,7 @@ define <vscale x 8 x i16> @ctlz_nxv8i16(<vscale x 8 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v12, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV64D-NEXT: vsrl.vi v12, v12, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v12, zero
; RV64D-NEXT: vnsrl.wi v10, v12, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v10, v10, a0
; RV64D-NEXT: vmseq.vi v0, v8, 0
@ -962,10 +928,7 @@ define <vscale x 16 x i16> @ctlz_nxv16i16(<vscale x 16 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, m4, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v16, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV32D-NEXT: vsrl.vi v16, v16, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v16, zero
; RV32D-NEXT: vnsrl.wi v12, v16, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v12, v12, a0
; RV32D-NEXT: vmseq.vi v0, v8, 0
@ -977,10 +940,7 @@ define <vscale x 16 x i16> @ctlz_nxv16i16(<vscale x 16 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, m4, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v16, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV64D-NEXT: vsrl.vi v16, v16, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v16, zero
; RV64D-NEXT: vnsrl.wi v12, v16, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v12, v12, a0
; RV64D-NEXT: vmseq.vi v0, v8, 0
@ -2046,9 +2006,8 @@ define <vscale x 1 x i8> @ctlz_zero_undef_nxv1i8(<vscale x 1 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v9
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: li a0, 134
@ -2060,9 +2019,8 @@ define <vscale x 1 x i8> @ctlz_zero_undef_nxv1i8(<vscale x 1 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v9
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: li a0, 134
@ -2126,9 +2084,8 @@ define <vscale x 2 x i8> @ctlz_zero_undef_nxv2i8(<vscale x 2 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v9
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: li a0, 134
@ -2140,9 +2097,8 @@ define <vscale x 2 x i8> @ctlz_zero_undef_nxv2i8(<vscale x 2 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v9
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: li a0, 134
@ -2206,9 +2162,8 @@ define <vscale x 4 x i8> @ctlz_zero_undef_nxv4i8(<vscale x 4 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; RV32D-NEXT: vzext.vf4 v10, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v10
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v8, zero
; RV32D-NEXT: vnsrl.wi v10, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v10, zero
; RV32D-NEXT: li a0, 134
@ -2220,9 +2175,8 @@ define <vscale x 4 x i8> @ctlz_zero_undef_nxv4i8(<vscale x 4 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; RV64D-NEXT: vzext.vf4 v10, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v10
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v8, zero
; RV64D-NEXT: vnsrl.wi v10, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v10, zero
; RV64D-NEXT: li a0, 134
@ -2286,9 +2240,8 @@ define <vscale x 8 x i8> @ctlz_zero_undef_nxv8i8(<vscale x 8 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV32D-NEXT: vzext.vf4 v12, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v12
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v8, zero
; RV32D-NEXT: vnsrl.wi v12, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v12, zero
; RV32D-NEXT: li a0, 134
@ -2300,9 +2253,8 @@ define <vscale x 8 x i8> @ctlz_zero_undef_nxv8i8(<vscale x 8 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV64D-NEXT: vzext.vf4 v12, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v12
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v8, zero
; RV64D-NEXT: vnsrl.wi v12, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v12, zero
; RV64D-NEXT: li a0, 134
@ -2366,9 +2318,8 @@ define <vscale x 16 x i8> @ctlz_zero_undef_nxv16i8(<vscale x 16 x i8> %va) {
; RV32D-NEXT: vsetvli a0, zero, e32, m8, ta, mu
; RV32D-NEXT: vzext.vf4 v16, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v16
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v16, v8, zero
; RV32D-NEXT: vnsrl.wi v16, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v16, zero
; RV32D-NEXT: li a0, 134
@ -2380,9 +2331,8 @@ define <vscale x 16 x i8> @ctlz_zero_undef_nxv16i8(<vscale x 16 x i8> %va) {
; RV64D-NEXT: vsetvli a0, zero, e32, m8, ta, mu
; RV64D-NEXT: vzext.vf4 v16, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v16
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v16, v8, zero
; RV64D-NEXT: vnsrl.wi v16, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v16, zero
; RV64D-NEXT: li a0, 134
@ -2519,10 +2469,7 @@ define <vscale x 1 x i16> @ctlz_zero_undef_nxv1i16(<vscale x 1 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, mf4, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV32D-NEXT: vsrl.vi v8, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v9, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v8, v8, a0
; RV32D-NEXT: ret
@ -2531,10 +2478,7 @@ define <vscale x 1 x i16> @ctlz_zero_undef_nxv1i16(<vscale x 1 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, mf4, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV64D-NEXT: vsrl.vi v8, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v9, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v8, v8, a0
; RV64D-NEXT: ret
@ -2613,10 +2557,7 @@ define <vscale x 2 x i16> @ctlz_zero_undef_nxv2i16(<vscale x 2 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, mf2, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV32D-NEXT: vsrl.vi v8, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v9, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v8, v8, a0
; RV32D-NEXT: ret
@ -2625,10 +2566,7 @@ define <vscale x 2 x i16> @ctlz_zero_undef_nxv2i16(<vscale x 2 x i16> %va) {
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, mf2, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV64D-NEXT: vsrl.vi v8, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v9, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v8, v8, a0
; RV64D-NEXT: ret
@ -2707,24 +2645,18 @@ define <vscale x 4 x i16> @ctlz_zero_undef_nxv4i16(<vscale x 4 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, m1, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v10, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV32D-NEXT: vsrl.vi v8, v10, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v10, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v8, v10, a0
; RV32D-NEXT: vrsub.vx v8, v8, a0
; RV32D-NEXT: ret
;
; RV64D-LABEL: ctlz_zero_undef_nxv4i16:
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, m1, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v10, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV64D-NEXT: vsrl.vi v8, v10, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v10, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v8, v10, a0
; RV64D-NEXT: vrsub.vx v8, v8, a0
; RV64D-NEXT: ret
%a = call <vscale x 4 x i16> @llvm.ctlz.nxv4i16(<vscale x 4 x i16> %va, i1 true)
ret <vscale x 4 x i16> %a
@ -2801,24 +2733,18 @@ define <vscale x 8 x i16> @ctlz_zero_undef_nxv8i16(<vscale x 8 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v12, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV32D-NEXT: vsrl.vi v8, v12, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v12, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v8, v12, a0
; RV32D-NEXT: vrsub.vx v8, v8, a0
; RV32D-NEXT: ret
;
; RV64D-LABEL: ctlz_zero_undef_nxv8i16:
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v12, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV64D-NEXT: vsrl.vi v8, v12, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v12, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v8, v12, a0
; RV64D-NEXT: vrsub.vx v8, v8, a0
; RV64D-NEXT: ret
%a = call <vscale x 8 x i16> @llvm.ctlz.nxv8i16(<vscale x 8 x i16> %va, i1 true)
ret <vscale x 8 x i16> %a
@ -2895,24 +2821,18 @@ define <vscale x 16 x i16> @ctlz_zero_undef_nxv16i16(<vscale x 16 x i16> %va) {
; RV32D: # %bb.0:
; RV32D-NEXT: vsetvli a0, zero, e16, m4, ta, mu
; RV32D-NEXT: vfwcvt.f.xu.v v16, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV32D-NEXT: vsrl.vi v8, v16, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v16, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v16, 23
; RV32D-NEXT: li a0, 142
; RV32D-NEXT: vrsub.vx v8, v16, a0
; RV32D-NEXT: vrsub.vx v8, v8, a0
; RV32D-NEXT: ret
;
; RV64D-LABEL: ctlz_zero_undef_nxv16i16:
; RV64D: # %bb.0:
; RV64D-NEXT: vsetvli a0, zero, e16, m4, ta, mu
; RV64D-NEXT: vfwcvt.f.xu.v v16, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV64D-NEXT: vsrl.vi v8, v16, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v16, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v16, 23
; RV64D-NEXT: li a0, 142
; RV64D-NEXT: vrsub.vx v8, v16, a0
; RV64D-NEXT: vrsub.vx v8, v8, a0
; RV64D-NEXT: ret
%a = call <vscale x 16 x i16> @llvm.ctlz.nxv16i16(<vscale x 16 x i16> %va, i1 true)
ret <vscale x 16 x i16> %a

184
llvm/test/CodeGen/RISCV/rvv/cttz-sdnode.ll
View File

@ -57,9 +57,8 @@ define <vscale x 1 x i8> @cttz_nxv1i8(<vscale x 1 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v9
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: li a0, 127
@ -77,9 +76,8 @@ define <vscale x 1 x i8> @cttz_nxv1i8(<vscale x 1 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v9
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: li a0, 127
@ -144,9 +142,8 @@ define <vscale x 2 x i8> @cttz_nxv2i8(<vscale x 2 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v9
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: li a0, 127
@ -164,9 +161,8 @@ define <vscale x 2 x i8> @cttz_nxv2i8(<vscale x 2 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v9
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: li a0, 127
@ -231,9 +227,8 @@ define <vscale x 4 x i8> @cttz_nxv4i8(<vscale x 4 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV32D-NEXT: vzext.vf4 v10, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v10
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v8, zero
; RV32D-NEXT: vnsrl.wi v10, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v10, zero
; RV32D-NEXT: li a0, 127
@ -251,9 +246,8 @@ define <vscale x 4 x i8> @cttz_nxv4i8(<vscale x 4 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV64D-NEXT: vzext.vf4 v10, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v10
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v8, zero
; RV64D-NEXT: vnsrl.wi v10, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v10, zero
; RV64D-NEXT: li a0, 127
@ -318,9 +312,8 @@ define <vscale x 8 x i8> @cttz_nxv8i8(<vscale x 8 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV32D-NEXT: vzext.vf4 v12, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v12
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v8, zero
; RV32D-NEXT: vnsrl.wi v12, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v12, zero
; RV32D-NEXT: li a0, 127
@ -338,9 +331,8 @@ define <vscale x 8 x i8> @cttz_nxv8i8(<vscale x 8 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV64D-NEXT: vzext.vf4 v12, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v12
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v8, zero
; RV64D-NEXT: vnsrl.wi v12, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v12, zero
; RV64D-NEXT: li a0, 127
@ -405,9 +397,8 @@ define <vscale x 16 x i8> @cttz_nxv16i8(<vscale x 16 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV32D-NEXT: vzext.vf4 v16, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v16
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v16, v8, zero
; RV32D-NEXT: vnsrl.wi v16, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v16, zero
; RV32D-NEXT: li a0, 127
@ -425,9 +416,8 @@ define <vscale x 16 x i8> @cttz_nxv16i8(<vscale x 16 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV64D-NEXT: vzext.vf4 v16, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v16
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v16, v8, zero
; RV64D-NEXT: vnsrl.wi v16, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v16, zero
; RV64D-NEXT: li a0, 127
@ -556,10 +546,7 @@ define <vscale x 1 x i16> @cttz_nxv1i16(<vscale x 1 x i16> %va) {
; RV32D-NEXT: vrsub.vi v9, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v9
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV32D-NEXT: vsrl.vi v8, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v9, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: li a0, 16
@ -574,10 +561,7 @@ define <vscale x 1 x i16> @cttz_nxv1i16(<vscale x 1 x i16> %va) {
; RV64D-NEXT: vrsub.vi v9, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v9
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV64D-NEXT: vsrl.vi v8, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v9, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: li a0, 16
@ -653,10 +637,7 @@ define <vscale x 2 x i16> @cttz_nxv2i16(<vscale x 2 x i16> %va) {
; RV32D-NEXT: vrsub.vi v9, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v9
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV32D-NEXT: vsrl.vi v8, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v9, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: li a0, 16
@ -671,10 +652,7 @@ define <vscale x 2 x i16> @cttz_nxv2i16(<vscale x 2 x i16> %va) {
; RV64D-NEXT: vrsub.vi v9, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v9
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV64D-NEXT: vsrl.vi v8, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v9, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: li a0, 16
@ -750,12 +728,9 @@ define <vscale x 4 x i16> @cttz_nxv4i16(<vscale x 4 x i16> %va) {
; RV32D-NEXT: vrsub.vi v9, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v9
; RV32D-NEXT: vfwcvt.f.xu.v v10, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV32D-NEXT: vsrl.vi v8, v10, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v10, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v10, a0
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: li a0, 16
; RV32D-NEXT: vmerge.vxm v8, v8, a0, v0
; RV32D-NEXT: ret
@ -768,12 +743,9 @@ define <vscale x 4 x i16> @cttz_nxv4i16(<vscale x 4 x i16> %va) {
; RV64D-NEXT: vrsub.vi v9, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v9
; RV64D-NEXT: vfwcvt.f.xu.v v10, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV64D-NEXT: vsrl.vi v8, v10, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v10, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v10, a0
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: li a0, 16
; RV64D-NEXT: vmerge.vxm v8, v8, a0, v0
; RV64D-NEXT: ret
@ -847,12 +819,9 @@ define <vscale x 8 x i16> @cttz_nxv8i16(<vscale x 8 x i16> %va) {
; RV32D-NEXT: vrsub.vi v10, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v10
; RV32D-NEXT: vfwcvt.f.xu.v v12, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV32D-NEXT: vsrl.vi v8, v12, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v12, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v12, a0
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: li a0, 16
; RV32D-NEXT: vmerge.vxm v8, v8, a0, v0
; RV32D-NEXT: ret
@ -865,12 +834,9 @@ define <vscale x 8 x i16> @cttz_nxv8i16(<vscale x 8 x i16> %va) {
; RV64D-NEXT: vrsub.vi v10, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v10
; RV64D-NEXT: vfwcvt.f.xu.v v12, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV64D-NEXT: vsrl.vi v8, v12, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v12, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v12, a0
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: li a0, 16
; RV64D-NEXT: vmerge.vxm v8, v8, a0, v0
; RV64D-NEXT: ret
@ -944,12 +910,9 @@ define <vscale x 16 x i16> @cttz_nxv16i16(<vscale x 16 x i16> %va) {
; RV32D-NEXT: vrsub.vi v12, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v12
; RV32D-NEXT: vfwcvt.f.xu.v v16, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV32D-NEXT: vsrl.vi v8, v16, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v16, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v16, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v16, a0
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: li a0, 16
; RV32D-NEXT: vmerge.vxm v8, v8, a0, v0
; RV32D-NEXT: ret
@ -962,12 +925,9 @@ define <vscale x 16 x i16> @cttz_nxv16i16(<vscale x 16 x i16> %va) {
; RV64D-NEXT: vrsub.vi v12, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v12
; RV64D-NEXT: vfwcvt.f.xu.v v16, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV64D-NEXT: vsrl.vi v8, v16, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v16, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v16, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v16, a0
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: li a0, 16
; RV64D-NEXT: vmerge.vxm v8, v8, a0, v0
; RV64D-NEXT: ret
@ -1887,9 +1847,8 @@ define <vscale x 1 x i8> @cttz_zero_undef_nxv1i8(<vscale x 1 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v9
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: li a0, 127
@ -1904,9 +1863,8 @@ define <vscale x 1 x i8> @cttz_zero_undef_nxv1i8(<vscale x 1 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v9
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf8, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: li a0, 127
@ -1967,9 +1925,8 @@ define <vscale x 2 x i8> @cttz_zero_undef_nxv2i8(<vscale x 2 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV32D-NEXT: vzext.vf4 v9, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v9
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: li a0, 127
@ -1984,9 +1941,8 @@ define <vscale x 2 x i8> @cttz_zero_undef_nxv2i8(<vscale x 2 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV64D-NEXT: vzext.vf4 v9, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v9
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: li a0, 127
@ -2047,9 +2003,8 @@ define <vscale x 4 x i8> @cttz_zero_undef_nxv4i8(<vscale x 4 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV32D-NEXT: vzext.vf4 v10, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v10
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v8, zero
; RV32D-NEXT: vnsrl.wi v10, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v10, zero
; RV32D-NEXT: li a0, 127
@ -2064,9 +2019,8 @@ define <vscale x 4 x i8> @cttz_zero_undef_nxv4i8(<vscale x 4 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV64D-NEXT: vzext.vf4 v10, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v10
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v8, zero
; RV64D-NEXT: vnsrl.wi v10, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v10, zero
; RV64D-NEXT: li a0, 127
@ -2127,9 +2081,8 @@ define <vscale x 8 x i8> @cttz_zero_undef_nxv8i8(<vscale x 8 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV32D-NEXT: vzext.vf4 v12, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v12
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v8, zero
; RV32D-NEXT: vnsrl.wi v12, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v12, zero
; RV32D-NEXT: li a0, 127
@ -2144,9 +2097,8 @@ define <vscale x 8 x i8> @cttz_zero_undef_nxv8i8(<vscale x 8 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV64D-NEXT: vzext.vf4 v12, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v12
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v8, zero
; RV64D-NEXT: vnsrl.wi v12, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v12, zero
; RV64D-NEXT: li a0, 127
@ -2207,9 +2159,8 @@ define <vscale x 16 x i8> @cttz_zero_undef_nxv16i8(<vscale x 16 x i8> %va) {
; RV32D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV32D-NEXT: vzext.vf4 v16, v8
; RV32D-NEXT: vfcvt.f.xu.v v8, v16
; RV32D-NEXT: vsrl.vi v8, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v16, v8, zero
; RV32D-NEXT: vnsrl.wi v16, v8, 23
; RV32D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v16, zero
; RV32D-NEXT: li a0, 127
@ -2224,9 +2175,8 @@ define <vscale x 16 x i8> @cttz_zero_undef_nxv16i8(<vscale x 16 x i8> %va) {
; RV64D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV64D-NEXT: vzext.vf4 v16, v8
; RV64D-NEXT: vfcvt.f.xu.v v8, v16
; RV64D-NEXT: vsrl.vi v8, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v16, v8, zero
; RV64D-NEXT: vnsrl.wi v16, v8, 23
; RV64D-NEXT: vsetvli zero, zero, e8, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v16, zero
; RV64D-NEXT: li a0, 127
@ -2349,10 +2299,7 @@ define <vscale x 1 x i16> @cttz_zero_undef_nxv1i16(<vscale x 1 x i16> %va) {
; RV32D-NEXT: vrsub.vi v9, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v9
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV32D-NEXT: vsrl.vi v8, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v9, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: ret
@ -2363,10 +2310,7 @@ define <vscale x 1 x i16> @cttz_zero_undef_nxv1i16(<vscale x 1 x i16> %va) {
; RV64D-NEXT: vrsub.vi v9, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v9
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, mf2, ta, mu
; RV64D-NEXT: vsrl.vi v8, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf4, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v9, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: ret
@ -2437,10 +2381,7 @@ define <vscale x 2 x i16> @cttz_zero_undef_nxv2i16(<vscale x 2 x i16> %va) {
; RV32D-NEXT: vrsub.vi v9, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v9
; RV32D-NEXT: vfwcvt.f.xu.v v9, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV32D-NEXT: vsrl.vi v8, v9, 23
; RV32D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV32D-NEXT: vnsrl.wx v8, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v9, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: ret
@ -2451,10 +2392,7 @@ define <vscale x 2 x i16> @cttz_zero_undef_nxv2i16(<vscale x 2 x i16> %va) {
; RV64D-NEXT: vrsub.vi v9, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v9
; RV64D-NEXT: vfwcvt.f.xu.v v9, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m1, ta, mu
; RV64D-NEXT: vsrl.vi v8, v9, 23
; RV64D-NEXT: vsetvli zero, zero, e16, mf2, ta, mu
; RV64D-NEXT: vnsrl.wx v8, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v9, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: ret
@ -2525,12 +2463,9 @@ define <vscale x 4 x i16> @cttz_zero_undef_nxv4i16(<vscale x 4 x i16> %va) {
; RV32D-NEXT: vrsub.vi v9, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v9
; RV32D-NEXT: vfwcvt.f.xu.v v10, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV32D-NEXT: vsrl.vi v8, v10, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV32D-NEXT: vnsrl.wx v10, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v10, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v10, a0
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: ret
;
; RV64D-LABEL: cttz_zero_undef_nxv4i16:
@ -2539,12 +2474,9 @@ define <vscale x 4 x i16> @cttz_zero_undef_nxv4i16(<vscale x 4 x i16> %va) {
; RV64D-NEXT: vrsub.vi v9, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v9
; RV64D-NEXT: vfwcvt.f.xu.v v10, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m2, ta, mu
; RV64D-NEXT: vsrl.vi v8, v10, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m1, ta, mu
; RV64D-NEXT: vnsrl.wx v10, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v10, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v10, a0
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: ret
%a = call <vscale x 4 x i16> @llvm.cttz.nxv4i16(<vscale x 4 x i16> %va, i1 true)
ret <vscale x 4 x i16> %a
@ -2613,12 +2545,9 @@ define <vscale x 8 x i16> @cttz_zero_undef_nxv8i16(<vscale x 8 x i16> %va) {
; RV32D-NEXT: vrsub.vi v10, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v10
; RV32D-NEXT: vfwcvt.f.xu.v v12, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV32D-NEXT: vsrl.vi v8, v12, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV32D-NEXT: vnsrl.wx v12, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v12, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v12, a0
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: ret
;
; RV64D-LABEL: cttz_zero_undef_nxv8i16:
@ -2627,12 +2556,9 @@ define <vscale x 8 x i16> @cttz_zero_undef_nxv8i16(<vscale x 8 x i16> %va) {
; RV64D-NEXT: vrsub.vi v10, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v10
; RV64D-NEXT: vfwcvt.f.xu.v v12, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m4, ta, mu
; RV64D-NEXT: vsrl.vi v8, v12, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m2, ta, mu
; RV64D-NEXT: vnsrl.wx v12, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v12, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v12, a0
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: ret
%a = call <vscale x 8 x i16> @llvm.cttz.nxv8i16(<vscale x 8 x i16> %va, i1 true)
ret <vscale x 8 x i16> %a
@ -2701,12 +2627,9 @@ define <vscale x 16 x i16> @cttz_zero_undef_nxv16i16(<vscale x 16 x i16> %va) {
; RV32D-NEXT: vrsub.vi v12, v8, 0
; RV32D-NEXT: vand.vv v8, v8, v12
; RV32D-NEXT: vfwcvt.f.xu.v v16, v8
; RV32D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV32D-NEXT: vsrl.vi v8, v16, 23
; RV32D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV32D-NEXT: vnsrl.wx v16, v8, zero
; RV32D-NEXT: vnsrl.wi v8, v16, 23
; RV32D-NEXT: li a0, 127
; RV32D-NEXT: vsub.vx v8, v16, a0
; RV32D-NEXT: vsub.vx v8, v8, a0
; RV32D-NEXT: ret
;
; RV64D-LABEL: cttz_zero_undef_nxv16i16:
@ -2715,12 +2638,9 @@ define <vscale x 16 x i16> @cttz_zero_undef_nxv16i16(<vscale x 16 x i16> %va) {
; RV64D-NEXT: vrsub.vi v12, v8, 0
; RV64D-NEXT: vand.vv v8, v8, v12
; RV64D-NEXT: vfwcvt.f.xu.v v16, v8
; RV64D-NEXT: vsetvli zero, zero, e32, m8, ta, mu
; RV64D-NEXT: vsrl.vi v8, v16, 23
; RV64D-NEXT: vsetvli zero, zero, e16, m4, ta, mu
; RV64D-NEXT: vnsrl.wx v16, v8, zero
; RV64D-NEXT: vnsrl.wi v8, v16, 23
; RV64D-NEXT: li a0, 127
; RV64D-NEXT: vsub.vx v8, v16, a0
; RV64D-NEXT: vsub.vx v8, v8, a0
; RV64D-NEXT: ret
%a = call <vscale x 16 x i16> @llvm.cttz.nxv16i16(<vscale x 16 x i16> %va, i1 true)
ret <vscale x 16 x i16> %a

118
llvm/test/CodeGen/RISCV/rvv/vnsra-sdnode.ll
View File

@ -30,6 +30,20 @@ define <vscale x 1 x i32> @vnsra_wx_i32_nxv1i32_sext(<vscale x 1 x i64> %va, i32
ret <vscale x 1 x i32> %y
}
define <vscale x 1 x i32> @vnsra_wi_i32_nxv1i32_sext(<vscale x 1 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv1i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; CHECK-NEXT: vnsra.wi v8, v8, 15
; CHECK-NEXT: ret
%head = insertelement <vscale x 1 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 1 x i32> %head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
%vb = sext <vscale x 1 x i32> %splat to <vscale x 1 x i64>
%x = ashr <vscale x 1 x i64> %va, %vb
%y = trunc <vscale x 1 x i64> %x to <vscale x 1 x i32>
ret <vscale x 1 x i32> %y
}
define <vscale x 2 x i32> @vnsra_wv_nxv2i32_sext(<vscale x 2 x i64> %va, <vscale x 2 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv2i32_sext:
; CHECK: # %bb.0:
@ -58,6 +72,21 @@ define <vscale x 2 x i32> @vnsra_wx_i32_nxv2i32_sext(<vscale x 2 x i64> %va, i32
ret <vscale x 2 x i32> %y
}
define <vscale x 2 x i32> @vnsra_wi_i32_nxv2i32_sext(<vscale x 2 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv2i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; CHECK-NEXT: vnsra.wi v10, v8, 15
; CHECK-NEXT: vmv.v.v v8, v10
; CHECK-NEXT: ret
%head = insertelement <vscale x 2 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 2 x i32> %head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
%vb = sext <vscale x 2 x i32> %splat to <vscale x 2 x i64>
%x = ashr <vscale x 2 x i64> %va, %vb
%y = trunc <vscale x 2 x i64> %x to <vscale x 2 x i32>
ret <vscale x 2 x i32> %y
}
define <vscale x 4 x i32> @vnsra_wv_nxv4i32_sext(<vscale x 4 x i64> %va, <vscale x 4 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv4i32_sext:
; CHECK: # %bb.0:
@ -86,6 +115,21 @@ define <vscale x 4 x i32> @vnsra_wx_i32_nxv4i32_sext(<vscale x 4 x i64> %va, i32
ret <vscale x 4 x i32> %y
}
define <vscale x 4 x i32> @vnsra_wi_i32_nxv4i32_sext(<vscale x 4 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv4i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; CHECK-NEXT: vnsra.wi v12, v8, 15
; CHECK-NEXT: vmv.v.v v8, v12
; CHECK-NEXT: ret
%head = insertelement <vscale x 4 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 4 x i32> %head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
%vb = sext <vscale x 4 x i32> %splat to <vscale x 4 x i64>
%x = ashr <vscale x 4 x i64> %va, %vb
%y = trunc <vscale x 4 x i64> %x to <vscale x 4 x i32>
ret <vscale x 4 x i32> %y
}
define <vscale x 8 x i32> @vnsra_wv_nxv8i32_sext(<vscale x 8 x i64> %va, <vscale x 8 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv8i32_sext:
; CHECK: # %bb.0:
@ -114,6 +158,21 @@ define <vscale x 8 x i32> @vnsra_wx_i32_nxv8i32_sext(<vscale x 8 x i64> %va, i32
ret <vscale x 8 x i32> %y
}
define <vscale x 8 x i32> @vnsra_wi_i32_nxv8i32_sext(<vscale x 8 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv8i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; CHECK-NEXT: vnsra.wi v16, v8, 15
; CHECK-NEXT: vmv.v.v v8, v16
; CHECK-NEXT: ret
%head = insertelement <vscale x 8 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 8 x i32> %head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
%vb = sext <vscale x 8 x i32> %splat to <vscale x 8 x i64>
%x = ashr <vscale x 8 x i64> %va, %vb
%y = trunc <vscale x 8 x i64> %x to <vscale x 8 x i32>
ret <vscale x 8 x i32> %y
}
define <vscale x 1 x i32> @vnsra_wv_nxv1i32_zext(<vscale x 1 x i64> %va, <vscale x 1 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv1i32_zext:
; CHECK: # %bb.0:
@ -140,6 +199,20 @@ define <vscale x 1 x i32> @vnsra_wx_i32_nxv1i32_zext(<vscale x 1 x i64> %va, i32
ret <vscale x 1 x i32> %y
}
define <vscale x 1 x i32> @vnsra_wi_i32_nxv1i32_zext(<vscale x 1 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv1i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; CHECK-NEXT: vnsra.wi v8, v8, 15
; CHECK-NEXT: ret
%head = insertelement <vscale x 1 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 1 x i32> %head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
%vb = zext <vscale x 1 x i32> %splat to <vscale x 1 x i64>
%x = ashr <vscale x 1 x i64> %va, %vb
%y = trunc <vscale x 1 x i64> %x to <vscale x 1 x i32>
ret <vscale x 1 x i32> %y
}
define <vscale x 2 x i32> @vnsra_wv_nxv2i32_zext(<vscale x 2 x i64> %va, <vscale x 2 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv2i32_zext:
; CHECK: # %bb.0:
@ -168,6 +241,21 @@ define <vscale x 2 x i32> @vnsra_wx_i32_nxv2i32_zext(<vscale x 2 x i64> %va, i32
ret <vscale x 2 x i32> %y
}
define <vscale x 2 x i32> @vnsra_wi_i32_nxv2i32_zext(<vscale x 2 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv2i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; CHECK-NEXT: vnsra.wi v10, v8, 15
; CHECK-NEXT: vmv.v.v v8, v10
; CHECK-NEXT: ret
%head = insertelement <vscale x 2 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 2 x i32> %head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
%vb = zext <vscale x 2 x i32> %splat to <vscale x 2 x i64>
%x = ashr <vscale x 2 x i64> %va, %vb
%y = trunc <vscale x 2 x i64> %x to <vscale x 2 x i32>
ret <vscale x 2 x i32> %y
}
define <vscale x 4 x i32> @vnsra_wv_nxv4i32_zext(<vscale x 4 x i64> %va, <vscale x 4 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv4i32_zext:
; CHECK: # %bb.0:
@ -196,6 +284,21 @@ define <vscale x 4 x i32> @vnsra_wx_i32_nxv4i32_zext(<vscale x 4 x i64> %va, i32
ret <vscale x 4 x i32> %y
}
define <vscale x 4 x i32> @vnsra_wi_i32_nxv4i32_zext(<vscale x 4 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv4i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; CHECK-NEXT: vnsra.wi v12, v8, 15
; CHECK-NEXT: vmv.v.v v8, v12
; CHECK-NEXT: ret
%head = insertelement <vscale x 4 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 4 x i32> %head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
%vb = zext <vscale x 4 x i32> %splat to <vscale x 4 x i64>
%x = ashr <vscale x 4 x i64> %va, %vb
%y = trunc <vscale x 4 x i64> %x to <vscale x 4 x i32>
ret <vscale x 4 x i32> %y
}
define <vscale x 8 x i32> @vnsra_wv_nxv8i32_zext(<vscale x 8 x i64> %va, <vscale x 8 x i32> %vb) {
; CHECK-LABEL: vnsra_wv_nxv8i32_zext:
; CHECK: # %bb.0:
@ -223,3 +326,18 @@ define <vscale x 8 x i32> @vnsra_wx_i32_nxv8i32_zext(<vscale x 8 x i64> %va, i32
%y = trunc <vscale x 8 x i64> %x to <vscale x 8 x i32>
ret <vscale x 8 x i32> %y
}
define <vscale x 8 x i32> @vnsra_wi_i32_nxv8i32_zext(<vscale x 8 x i64> %va) {
; CHECK-LABEL: vnsra_wi_i32_nxv8i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; CHECK-NEXT: vnsra.wi v16, v8, 15
; CHECK-NEXT: vmv.v.v v8, v16
; CHECK-NEXT: ret
%head = insertelement <vscale x 8 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 8 x i32> %head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
%vb = zext <vscale x 8 x i32> %splat to <vscale x 8 x i64>
%x = ashr <vscale x 8 x i64> %va, %vb
%y = trunc <vscale x 8 x i64> %x to <vscale x 8 x i32>
ret <vscale x 8 x i32> %y
}

118
llvm/test/CodeGen/RISCV/rvv/vnsrl-sdnode.ll
View File

@ -30,6 +30,20 @@ define <vscale x 1 x i32> @vnsrl_wx_i32_nxv1i32_sext(<vscale x 1 x i64> %va, i32
ret <vscale x 1 x i32> %y
}
define <vscale x 1 x i32> @vnsrl_wi_i32_nxv1i32_sext(<vscale x 1 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv1i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; CHECK-NEXT: vnsrl.wi v8, v8, 15
; CHECK-NEXT: ret
%head = insertelement <vscale x 1 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 1 x i32> %head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
%vb = sext <vscale x 1 x i32> %splat to <vscale x 1 x i64>
%x = lshr <vscale x 1 x i64> %va, %vb
%y = trunc <vscale x 1 x i64> %x to <vscale x 1 x i32>
ret <vscale x 1 x i32> %y
}
define <vscale x 2 x i32> @vnsrl_wv_nxv2i32_sext(<vscale x 2 x i64> %va, <vscale x 2 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv2i32_sext:
; CHECK: # %bb.0:
@ -58,6 +72,21 @@ define <vscale x 2 x i32> @vnsrl_wx_i32_nxv2i32_sext(<vscale x 2 x i64> %va, i32
ret <vscale x 2 x i32> %y
}
define <vscale x 2 x i32> @vnsrl_wi_i32_nxv2i32_sext(<vscale x 2 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv2i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; CHECK-NEXT: vnsrl.wi v10, v8, 15
; CHECK-NEXT: vmv.v.v v8, v10
; CHECK-NEXT: ret
%head = insertelement <vscale x 2 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 2 x i32> %head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
%vb = sext <vscale x 2 x i32> %splat to <vscale x 2 x i64>
%x = lshr <vscale x 2 x i64> %va, %vb
%y = trunc <vscale x 2 x i64> %x to <vscale x 2 x i32>
ret <vscale x 2 x i32> %y
}
define <vscale x 4 x i32> @vnsrl_wv_nxv4i32_sext(<vscale x 4 x i64> %va, <vscale x 4 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv4i32_sext:
; CHECK: # %bb.0:
@ -86,6 +115,21 @@ define <vscale x 4 x i32> @vnsrl_wx_i32_nxv4i32_sext(<vscale x 4 x i64> %va, i32
ret <vscale x 4 x i32> %y
}
define <vscale x 4 x i32> @vnsrl_wi_i32_nxv4i32_sext(<vscale x 4 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv4i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; CHECK-NEXT: vnsrl.wi v12, v8, 15
; CHECK-NEXT: vmv.v.v v8, v12
; CHECK-NEXT: ret
%head = insertelement <vscale x 4 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 4 x i32> %head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
%vb = sext <vscale x 4 x i32> %splat to <vscale x 4 x i64>
%x = lshr <vscale x 4 x i64> %va, %vb
%y = trunc <vscale x 4 x i64> %x to <vscale x 4 x i32>
ret <vscale x 4 x i32> %y
}
define <vscale x 8 x i32> @vnsrl_wv_nxv8i32_sext(<vscale x 8 x i64> %va, <vscale x 8 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv8i32_sext:
; CHECK: # %bb.0:
@ -114,6 +158,21 @@ define <vscale x 8 x i32> @vnsrl_wx_i32_nxv8i32_sext(<vscale x 8 x i64> %va, i32
ret <vscale x 8 x i32> %y
}
define <vscale x 8 x i32> @vnsrl_wi_i32_nxv8i32_sext(<vscale x 8 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv8i32_sext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; CHECK-NEXT: vnsrl.wi v16, v8, 15
; CHECK-NEXT: vmv.v.v v8, v16
; CHECK-NEXT: ret
%head = insertelement <vscale x 8 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 8 x i32> %head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
%vb = sext <vscale x 8 x i32> %splat to <vscale x 8 x i64>
%x = lshr <vscale x 8 x i64> %va, %vb
%y = trunc <vscale x 8 x i64> %x to <vscale x 8 x i32>
ret <vscale x 8 x i32> %y
}
define <vscale x 1 x i32> @vnsrl_wv_nxv1i32_zext(<vscale x 1 x i64> %va, <vscale x 1 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv1i32_zext:
; CHECK: # %bb.0:
@ -140,6 +199,20 @@ define <vscale x 1 x i32> @vnsrl_wx_i32_nxv1i32_zext(<vscale x 1 x i64> %va, i32
ret <vscale x 1 x i32> %y
}
define <vscale x 1 x i32> @vnsrl_wi_i32_nxv1i32_zext(<vscale x 1 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv1i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, mf2, ta, mu
; CHECK-NEXT: vnsrl.wi v8, v8, 15
; CHECK-NEXT: ret
%head = insertelement <vscale x 1 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 1 x i32> %head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
%vb = zext <vscale x 1 x i32> %splat to <vscale x 1 x i64>
%x = lshr <vscale x 1 x i64> %va, %vb
%y = trunc <vscale x 1 x i64> %x to <vscale x 1 x i32>
ret <vscale x 1 x i32> %y
}
define <vscale x 2 x i32> @vnsrl_wv_nxv2i32_zext(<vscale x 2 x i64> %va, <vscale x 2 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv2i32_zext:
; CHECK: # %bb.0:
@ -168,6 +241,21 @@ define <vscale x 2 x i32> @vnsrl_wx_i32_nxv2i32_zext(<vscale x 2 x i64> %va, i32
ret <vscale x 2 x i32> %y
}
define <vscale x 2 x i32> @vnsrl_wi_i32_nxv2i32_zext(<vscale x 2 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv2i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, mu
; CHECK-NEXT: vnsrl.wi v10, v8, 15
; CHECK-NEXT: vmv.v.v v8, v10
; CHECK-NEXT: ret
%head = insertelement <vscale x 2 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 2 x i32> %head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
%vb = zext <vscale x 2 x i32> %splat to <vscale x 2 x i64>
%x = lshr <vscale x 2 x i64> %va, %vb
%y = trunc <vscale x 2 x i64> %x to <vscale x 2 x i32>
ret <vscale x 2 x i32> %y
}
define <vscale x 4 x i32> @vnsrl_wv_nxv4i32_zext(<vscale x 4 x i64> %va, <vscale x 4 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv4i32_zext:
; CHECK: # %bb.0:
@ -196,6 +284,21 @@ define <vscale x 4 x i32> @vnsrl_wx_i32_nxv4i32_zext(<vscale x 4 x i64> %va, i32
ret <vscale x 4 x i32> %y
}
define <vscale x 4 x i32> @vnsrl_wi_i32_nxv4i32_zext(<vscale x 4 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv4i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, mu
; CHECK-NEXT: vnsrl.wi v12, v8, 15
; CHECK-NEXT: vmv.v.v v8, v12
; CHECK-NEXT: ret
%head = insertelement <vscale x 4 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 4 x i32> %head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
%vb = zext <vscale x 4 x i32> %splat to <vscale x 4 x i64>
%x = lshr <vscale x 4 x i64> %va, %vb
%y = trunc <vscale x 4 x i64> %x to <vscale x 4 x i32>
ret <vscale x 4 x i32> %y
}
define <vscale x 8 x i32> @vnsrl_wv_nxv8i32_zext(<vscale x 8 x i64> %va, <vscale x 8 x i32> %vb) {
; CHECK-LABEL: vnsrl_wv_nxv8i32_zext:
; CHECK: # %bb.0:
@ -223,3 +326,18 @@ define <vscale x 8 x i32> @vnsrl_wx_i32_nxv8i32_zext(<vscale x 8 x i64> %va, i32
%y = trunc <vscale x 8 x i64> %x to <vscale x 8 x i32>
ret <vscale x 8 x i32> %y
}
define <vscale x 8 x i32> @vnsrl_wi_i32_nxv8i32_zext(<vscale x 8 x i64> %va) {
; CHECK-LABEL: vnsrl_wi_i32_nxv8i32_zext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; CHECK-NEXT: vnsrl.wi v16, v8, 15
; CHECK-NEXT: vmv.v.v v8, v16
; CHECK-NEXT: ret
%head = insertelement <vscale x 8 x i32> poison, i32 15, i32 0
%splat = shufflevector <vscale x 8 x i32> %head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
%vb = zext <vscale x 8 x i32> %splat to <vscale x 8 x i64>
%x = lshr <vscale x 8 x i64> %va, %vb
%y = trunc <vscale x 8 x i64> %x to <vscale x 8 x i32>
ret <vscale x 8 x i32> %y
}