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[RISCV] Mark V0 regclasses as larger superclasses of non-V0 classes #70109

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Oct 24, 2023
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[RISCV] Mark V0 regclasses as larger superclasses of non-V0 classes #70109

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8 changes: 8 additions & 0 deletions llvm/lib/Target/RISCV/RISCVRegisterInfo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -663,6 +663,14 @@ RISCVRegisterInfo::getLargestLegalSuperClass(const TargetRegisterClass *RC,
const MachineFunction &) const {
if (RC == &RISCV::VMV0RegClass)
return &RISCV::VRRegClass;
if (RC == &RISCV::VRNoV0RegClass)
return &RISCV::VRRegClass;
if (RC == &RISCV::VRM2NoV0RegClass)
return &RISCV::VRM2RegClass;
if (RC == &RISCV::VRM4NoV0RegClass)
return &RISCV::VRM4RegClass;
if (RC == &RISCV::VRM8NoV0RegClass)
return &RISCV::VRM8RegClass;
return RC;
}

Expand Down
40 changes: 14 additions & 26 deletions llvm/test/CodeGen/RISCV/regalloc-last-chance-recoloring-failure.ll
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Expand Up @@ -20,17 +20,13 @@ define void @last_chance_recoloring_failure() {
; CHECK-NEXT: .cfi_offset ra, -8
; CHECK-NEXT: .cfi_offset s0, -16
; CHECK-NEXT: csrr a0, vlenb
; CHECK-NEXT: li a1, 24
; CHECK-NEXT: mul a0, a0, a1
; CHECK-NEXT: slli a0, a0, 4
; CHECK-NEXT: sub sp, sp, a0
; CHECK-NEXT: .cfi_escape 0x0f, 0x0d, 0x72, 0x00, 0x11, 0x20, 0x22, 0x11, 0x18, 0x92, 0xa2, 0x38, 0x00, 0x1e, 0x22 # sp + 32 + 24 * vlenb
; CHECK-NEXT: .cfi_escape 0x0f, 0x0d, 0x72, 0x00, 0x11, 0x20, 0x22, 0x11, 0x10, 0x92, 0xa2, 0x38, 0x00, 0x1e, 0x22 # sp + 32 + 16 * vlenb
; CHECK-NEXT: li a0, 55
; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
; CHECK-NEXT: vloxseg2ei32.v v16, (a0), v8
; CHECK-NEXT: csrr a0, vlenb
; CHECK-NEXT: slli a0, a0, 3
; CHECK-NEXT: add a0, sp, a0
; CHECK-NEXT: addi a0, a0, 16
; CHECK-NEXT: addi a0, sp, 16
; CHECK-NEXT: csrr a1, vlenb
; CHECK-NEXT: slli a1, a1, 2
; CHECK-NEXT: vs4r.v v16, (a0) # Unknown-size Folded Spill
Expand All @@ -42,47 +38,39 @@ define void @last_chance_recoloring_failure() {
; CHECK-NEXT: vsetvli zero, s0, e16, m4, ta, ma
; CHECK-NEXT: vfwadd.vv v16, v8, v8, v0.t
; CHECK-NEXT: csrr a0, vlenb
; CHECK-NEXT: slli a0, a0, 4
; CHECK-NEXT: slli a0, a0, 3
; CHECK-NEXT: add a0, sp, a0
; CHECK-NEXT: addi a0, a0, 16
; CHECK-NEXT: vs8r.v v16, (a0) # Unknown-size Folded Spill
; CHECK-NEXT: call func@plt
; CHECK-NEXT: li a0, 32
; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
; CHECK-NEXT: vrgather.vv v4, v8, v8, v0.t
; CHECK-NEXT: vrgather.vv v16, v8, v8, v0.t
; CHECK-NEXT: vsetvli zero, s0, e16, m4, ta, ma
; CHECK-NEXT: csrr a1, vlenb
; CHECK-NEXT: slli a1, a1, 3
; CHECK-NEXT: add a1, sp, a1
; CHECK-NEXT: addi a1, a1, 16
; CHECK-NEXT: addi a1, sp, 16
; CHECK-NEXT: csrr a2, vlenb
; CHECK-NEXT: slli a2, a2, 2
; CHECK-NEXT: vl4r.v v24, (a1) # Unknown-size Folded Reload
; CHECK-NEXT: vl4r.v v20, (a1) # Unknown-size Folded Reload
; CHECK-NEXT: add a1, a1, a2
; CHECK-NEXT: vl4r.v v28, (a1) # Unknown-size Folded Reload
; CHECK-NEXT: vl4r.v v24, (a1) # Unknown-size Folded Reload
; CHECK-NEXT: csrr a1, vlenb
; CHECK-NEXT: slli a1, a1, 4
; CHECK-NEXT: slli a1, a1, 3
; CHECK-NEXT: add a1, sp, a1
; CHECK-NEXT: addi a1, a1, 16
; CHECK-NEXT: vl8r.v v16, (a1) # Unknown-size Folded Reload
; CHECK-NEXT: vfwsub.wv v8, v16, v24
; CHECK-NEXT: addi a1, sp, 16
; CHECK-NEXT: vs8r.v v8, (a1) # Unknown-size Folded Spill
; CHECK-NEXT: vl8r.v v0, (a1) # Unknown-size Folded Reload
; CHECK-NEXT: vfwsub.wv v8, v0, v20
; CHECK-NEXT: vsetvli zero, a0, e16, m4, tu, mu
; CHECK-NEXT: vssubu.vv v4, v4, v8, v0.t
; CHECK-NEXT: vssubu.vv v16, v16, v8, v0.t
; CHECK-NEXT: vsetvli zero, s0, e32, m8, tu, mu
; CHECK-NEXT: csrr a0, vlenb
; CHECK-NEXT: slli a0, a0, 4
; CHECK-NEXT: slli a0, a0, 3
; CHECK-NEXT: add a0, sp, a0
; CHECK-NEXT: addi a0, a0, 16
; CHECK-NEXT: vl8r.v v16, (a0) # Unknown-size Folded Reload
; CHECK-NEXT: addi a0, sp, 16
; CHECK-NEXT: vl8r.v v8, (a0) # Unknown-size Folded Reload
; CHECK-NEXT: vfdiv.vv v8, v16, v8, v0.t
; CHECK-NEXT: vse32.v v8, (a0)
; CHECK-NEXT: csrr a0, vlenb
; CHECK-NEXT: li a1, 24
; CHECK-NEXT: mul a0, a0, a1
; CHECK-NEXT: slli a0, a0, 4
; CHECK-NEXT: add sp, sp, a0
; CHECK-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
; CHECK-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
Expand Down
32 changes: 12 additions & 20 deletions llvm/test/CodeGen/RISCV/rvv/bitreverse-vp.ll
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Expand Up @@ -2348,16 +2348,14 @@ define <vscale x 7 x i64> @vp_bitreverse_nxv7i64(<vscale x 7 x i64> %va, <vscale
; RV32-NEXT: li a3, 40
; RV32-NEXT: vsll.vx v24, v24, a3, v0.t
; RV32-NEXT: vor.vv v16, v16, v24, v0.t
; RV32-NEXT: addi a4, sp, 16
; RV32-NEXT: csrr a4, vlenb
; RV32-NEXT: slli a4, a4, 4
; RV32-NEXT: add a4, sp, a4
; RV32-NEXT: addi a4, a4, 16
; RV32-NEXT: vs8r.v v16, (a4) # Unknown-size Folded Spill
; RV32-NEXT: lui a4, 4080
; RV32-NEXT: vand.vx v16, v8, a4, v0.t
; RV32-NEXT: vsll.vi v16, v16, 24, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 16
; RV32-NEXT: vs8r.v v16, (a5) # Unknown-size Folded Spill
; RV32-NEXT: vsll.vi v24, v16, 24, v0.t
; RV32-NEXT: addi a5, sp, 8
; RV32-NEXT: vsetvli a6, zero, e64, m8, ta, ma
; RV32-NEXT: vlse64.v v16, (a5), zero
Expand All @@ -2369,15 +2367,13 @@ define <vscale x 7 x i64> @vp_bitreverse_nxv7i64(<vscale x 7 x i64> %va, <vscale
; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
; RV32-NEXT: vand.vv v16, v8, v16, v0.t
; RV32-NEXT: vsll.vi v16, v16, 8, v0.t
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 16
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: addi a5, sp, 16
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
Expand Down Expand Up @@ -2712,16 +2708,14 @@ define <vscale x 8 x i64> @vp_bitreverse_nxv8i64(<vscale x 8 x i64> %va, <vscale
; RV32-NEXT: li a3, 40
; RV32-NEXT: vsll.vx v24, v24, a3, v0.t
; RV32-NEXT: vor.vv v16, v16, v24, v0.t
; RV32-NEXT: addi a4, sp, 16
; RV32-NEXT: csrr a4, vlenb
; RV32-NEXT: slli a4, a4, 4
; RV32-NEXT: add a4, sp, a4
; RV32-NEXT: addi a4, a4, 16
; RV32-NEXT: vs8r.v v16, (a4) # Unknown-size Folded Spill
; RV32-NEXT: lui a4, 4080
; RV32-NEXT: vand.vx v16, v8, a4, v0.t
; RV32-NEXT: vsll.vi v16, v16, 24, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 16
; RV32-NEXT: vs8r.v v16, (a5) # Unknown-size Folded Spill
; RV32-NEXT: vsll.vi v24, v16, 24, v0.t
; RV32-NEXT: addi a5, sp, 8
; RV32-NEXT: vsetvli a6, zero, e64, m8, ta, ma
; RV32-NEXT: vlse64.v v16, (a5), zero
Expand All @@ -2733,15 +2727,13 @@ define <vscale x 8 x i64> @vp_bitreverse_nxv8i64(<vscale x 8 x i64> %va, <vscale
; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
; RV32-NEXT: vand.vv v16, v8, v16, v0.t
; RV32-NEXT: vsll.vi v16, v16, 8, v0.t
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 16
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: addi a5, sp, 16
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
Expand Down
32 changes: 12 additions & 20 deletions llvm/test/CodeGen/RISCV/rvv/bswap-vp.ll
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Expand Up @@ -1068,16 +1068,14 @@ define <vscale x 7 x i64> @vp_bswap_nxv7i64(<vscale x 7 x i64> %va, <vscale x 7
; RV32-NEXT: li a3, 40
; RV32-NEXT: vsll.vx v24, v24, a3, v0.t
; RV32-NEXT: vor.vv v16, v16, v24, v0.t
; RV32-NEXT: addi a4, sp, 16
; RV32-NEXT: csrr a4, vlenb
; RV32-NEXT: slli a4, a4, 4
; RV32-NEXT: add a4, sp, a4
; RV32-NEXT: addi a4, a4, 16
; RV32-NEXT: vs8r.v v16, (a4) # Unknown-size Folded Spill
; RV32-NEXT: lui a4, 4080
; RV32-NEXT: vand.vx v16, v8, a4, v0.t
; RV32-NEXT: vsll.vi v16, v16, 24, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 16
; RV32-NEXT: vs8r.v v16, (a5) # Unknown-size Folded Spill
; RV32-NEXT: vsll.vi v24, v16, 24, v0.t
; RV32-NEXT: addi a5, sp, 8
; RV32-NEXT: vsetvli a6, zero, e64, m8, ta, ma
; RV32-NEXT: vlse64.v v16, (a5), zero
Expand All @@ -1089,15 +1087,13 @@ define <vscale x 7 x i64> @vp_bswap_nxv7i64(<vscale x 7 x i64> %va, <vscale x 7
; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
; RV32-NEXT: vand.vv v16, v8, v16, v0.t
; RV32-NEXT: vsll.vi v16, v16, 8, v0.t
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a0, vlenb
; RV32-NEXT: slli a0, a0, 4
; RV32-NEXT: add a0, sp, a0
; RV32-NEXT: addi a0, a0, 16
; RV32-NEXT: vl8r.v v24, (a0) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: addi a0, sp, 16
; RV32-NEXT: vl8r.v v24, (a0) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a0, vlenb
; RV32-NEXT: slli a0, a0, 4
; RV32-NEXT: add a0, sp, a0
Expand Down Expand Up @@ -1317,16 +1313,14 @@ define <vscale x 8 x i64> @vp_bswap_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8
; RV32-NEXT: li a3, 40
; RV32-NEXT: vsll.vx v24, v24, a3, v0.t
; RV32-NEXT: vor.vv v16, v16, v24, v0.t
; RV32-NEXT: addi a4, sp, 16
; RV32-NEXT: csrr a4, vlenb
; RV32-NEXT: slli a4, a4, 4
; RV32-NEXT: add a4, sp, a4
; RV32-NEXT: addi a4, a4, 16
; RV32-NEXT: vs8r.v v16, (a4) # Unknown-size Folded Spill
; RV32-NEXT: lui a4, 4080
; RV32-NEXT: vand.vx v16, v8, a4, v0.t
; RV32-NEXT: vsll.vi v16, v16, 24, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 16
; RV32-NEXT: vs8r.v v16, (a5) # Unknown-size Folded Spill
; RV32-NEXT: vsll.vi v24, v16, 24, v0.t
; RV32-NEXT: addi a5, sp, 8
; RV32-NEXT: vsetvli a6, zero, e64, m8, ta, ma
; RV32-NEXT: vlse64.v v16, (a5), zero
Expand All @@ -1338,15 +1332,13 @@ define <vscale x 8 x i64> @vp_bswap_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8
; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
; RV32-NEXT: vand.vv v16, v8, v16, v0.t
; RV32-NEXT: vsll.vi v16, v16, 8, v0.t
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a0, vlenb
; RV32-NEXT: slli a0, a0, 4
; RV32-NEXT: add a0, sp, a0
; RV32-NEXT: addi a0, a0, 16
; RV32-NEXT: vl8r.v v24, (a0) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: addi a0, sp, 16
; RV32-NEXT: vl8r.v v24, (a0) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a0, vlenb
; RV32-NEXT: slli a0, a0, 4
; RV32-NEXT: add a0, sp, a0
Expand Down
18 changes: 7 additions & 11 deletions llvm/test/CodeGen/RISCV/rvv/ctpop-vp.ll
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Expand Up @@ -2070,7 +2070,8 @@ define <vscale x 16 x i64> @vp_ctpop_nxv16i64(<vscale x 16 x i64> %va, <vscale x
; RV32-NEXT: .cfi_escape 0x0f, 0x0d, 0x72, 0x00, 0x11, 0x10, 0x22, 0x11, 0x38, 0x92, 0xa2, 0x38, 0x00, 0x1e, 0x22 # sp + 16 + 56 * vlenb
; RV32-NEXT: vmv1r.v v24, v0
; RV32-NEXT: csrr a1, vlenb
; RV32-NEXT: slli a1, a1, 5
; RV32-NEXT: li a2, 40
; RV32-NEXT: mul a1, a1, a2
; RV32-NEXT: add a1, sp, a1
; RV32-NEXT: addi a1, a1, 16
; RV32-NEXT: vs8r.v v16, (a1) # Unknown-size Folded Spill
Expand All @@ -2089,35 +2090,30 @@ define <vscale x 16 x i64> @vp_ctpop_nxv16i64(<vscale x 16 x i64> %va, <vscale x
; RV32-NEXT: addi a3, a3, -1
; RV32-NEXT: and a2, a3, a2
; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
; RV32-NEXT: vsrl.vi v8, v16, 1, v0.t
; RV32-NEXT: csrr a3, vlenb
; RV32-NEXT: li a4, 40
; RV32-NEXT: mul a3, a3, a4
; RV32-NEXT: add a3, sp, a3
; RV32-NEXT: addi a3, a3, 16
; RV32-NEXT: vs8r.v v8, (a3) # Unknown-size Folded Spill
; RV32-NEXT: vl8r.v v8, (a3) # Unknown-size Folded Reload
; RV32-NEXT: vsrl.vi v16, v8, 1, v0.t
; RV32-NEXT: lui a3, 349525
; RV32-NEXT: addi a3, a3, 1365
; RV32-NEXT: vsetvli a4, zero, e32, m8, ta, ma
; RV32-NEXT: vmv.v.x v16, a3
; RV32-NEXT: vmv.v.x v8, a3
; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
; RV32-NEXT: csrr a3, vlenb
; RV32-NEXT: li a4, 24
; RV32-NEXT: mul a3, a3, a4
; RV32-NEXT: add a3, sp, a3
; RV32-NEXT: addi a3, a3, 16
; RV32-NEXT: vs8r.v v16, (a3) # Unknown-size Folded Spill
; RV32-NEXT: vs8r.v v8, (a3) # Unknown-size Folded Spill
; RV32-NEXT: vand.vv v8, v16, v8, v0.t
; RV32-NEXT: csrr a3, vlenb
; RV32-NEXT: li a4, 40
; RV32-NEXT: mul a3, a3, a4
; RV32-NEXT: add a3, sp, a3
; RV32-NEXT: addi a3, a3, 16
; RV32-NEXT: vl8r.v v8, (a3) # Unknown-size Folded Reload
; RV32-NEXT: vand.vv v8, v8, v16, v0.t
; RV32-NEXT: csrr a3, vlenb
; RV32-NEXT: slli a3, a3, 5
; RV32-NEXT: add a3, sp, a3
; RV32-NEXT: addi a3, a3, 16
; RV32-NEXT: vl8r.v v16, (a3) # Unknown-size Folded Reload
; RV32-NEXT: vsub.vv v8, v16, v8, v0.t
; RV32-NEXT: csrr a3, vlenb
Expand Down
4 changes: 2 additions & 2 deletions llvm/test/CodeGen/RISCV/rvv/cttz-vp.ll
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Expand Up @@ -2439,13 +2439,13 @@ define <vscale x 16 x i64> @vp_cttz_nxv16i64(<vscale x 16 x i64> %va, <vscale x
; RV32-NEXT: add a0, sp, a0
; RV32-NEXT: addi a0, a0, 16
; RV32-NEXT: vs8r.v v8, (a0) # Unknown-size Folded Spill
; RV32-NEXT: vsrl.vi v16, v8, 1, v0.t
; RV32-NEXT: vsrl.vi v8, v8, 1, v0.t
; RV32-NEXT: csrr a0, vlenb
; RV32-NEXT: li a1, 40
; RV32-NEXT: mul a0, a0, a1
; RV32-NEXT: add a0, sp, a0
; RV32-NEXT: addi a0, a0, 16
; RV32-NEXT: vs8r.v v16, (a0) # Unknown-size Folded Spill
; RV32-NEXT: vs8r.v v8, (a0) # Unknown-size Folded Spill
; RV32-NEXT: csrr a0, vlenb
; RV32-NEXT: li a1, 24
; RV32-NEXT: mul a0, a0, a1
Expand Down
32 changes: 12 additions & 20 deletions llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bitreverse-vp.ll
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Expand Up @@ -1710,16 +1710,14 @@ define <15 x i64> @vp_bitreverse_v15i64(<15 x i64> %va, <15 x i1> %m, i32 zeroex
; RV32-NEXT: li a3, 40
; RV32-NEXT: vsll.vx v24, v24, a3, v0.t
; RV32-NEXT: vor.vv v16, v16, v24, v0.t
; RV32-NEXT: addi a4, sp, 48
; RV32-NEXT: csrr a4, vlenb
; RV32-NEXT: slli a4, a4, 4
; RV32-NEXT: add a4, sp, a4
; RV32-NEXT: addi a4, a4, 48
; RV32-NEXT: vs8r.v v16, (a4) # Unknown-size Folded Spill
; RV32-NEXT: lui a4, 4080
; RV32-NEXT: vand.vx v16, v8, a4, v0.t
; RV32-NEXT: vsll.vi v16, v16, 24, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 48
; RV32-NEXT: vs8r.v v16, (a5) # Unknown-size Folded Spill
; RV32-NEXT: vsll.vi v24, v16, 24, v0.t
; RV32-NEXT: addi a5, sp, 16
; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
; RV32-NEXT: vlse64.v v16, (a5), zero
Expand All @@ -1731,15 +1729,13 @@ define <15 x i64> @vp_bitreverse_v15i64(<15 x i64> %va, <15 x i1> %m, i32 zeroex
; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
; RV32-NEXT: vand.vv v16, v8, v16, v0.t
; RV32-NEXT: vsll.vi v16, v16, 8, v0.t
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 48
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: addi a5, sp, 48
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
Expand Down Expand Up @@ -2080,16 +2076,14 @@ define <16 x i64> @vp_bitreverse_v16i64(<16 x i64> %va, <16 x i1> %m, i32 zeroex
; RV32-NEXT: li a3, 40
; RV32-NEXT: vsll.vx v24, v24, a3, v0.t
; RV32-NEXT: vor.vv v16, v16, v24, v0.t
; RV32-NEXT: addi a4, sp, 48
; RV32-NEXT: csrr a4, vlenb
; RV32-NEXT: slli a4, a4, 4
; RV32-NEXT: add a4, sp, a4
; RV32-NEXT: addi a4, a4, 48
; RV32-NEXT: vs8r.v v16, (a4) # Unknown-size Folded Spill
; RV32-NEXT: lui a4, 4080
; RV32-NEXT: vand.vx v16, v8, a4, v0.t
; RV32-NEXT: vsll.vi v16, v16, 24, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 48
; RV32-NEXT: vs8r.v v16, (a5) # Unknown-size Folded Spill
; RV32-NEXT: vsll.vi v24, v16, 24, v0.t
; RV32-NEXT: addi a5, sp, 16
; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
; RV32-NEXT: vlse64.v v16, (a5), zero
Expand All @@ -2101,15 +2095,13 @@ define <16 x i64> @vp_bitreverse_v16i64(<16 x i64> %va, <16 x i1> %m, i32 zeroex
; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
; RV32-NEXT: vand.vv v16, v8, v16, v0.t
; RV32-NEXT: vsll.vi v16, v16, 8, v0.t
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
; RV32-NEXT: addi a5, a5, 48
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: addi a5, sp, 48
; RV32-NEXT: vl8r.v v24, (a5) # Unknown-size Folded Reload
; RV32-NEXT: vor.vv v16, v24, v16, v0.t
; RV32-NEXT: csrr a5, vlenb
; RV32-NEXT: slli a5, a5, 4
; RV32-NEXT: add a5, sp, a5
Expand Down
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