[RISCV] Add missing tests for inttoptr/ptrtoint on scalable vectors (#77857)

Add missing tests for inttoptr/ptrtoint on scalable vectors. Previously we only had inttoptr/ptrtoint tests for fixed vectors.

Author: mshockwave

llvm/test/CodeGen/RISCV/rvv/vp-inttoptr-ptrtoint.ll

@@ -0,0 +1,104 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv64 -mattr=+m,+v < %s | FileCheck %s
+
+declare <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i8(<vscale x 4 x i8>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x ptr> @inttoptr_nxv4p0_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: inttoptr_nxv4p0_nxv4i8:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT:    vzext.vf8 v12, v8, v0.t
+; CHECK-NEXT:    vmv.v.v v8, v12
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x ptr> %v
+}
+
+declare <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i16(<vscale x 4 x i16>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x ptr> @inttoptr_nxv4p0_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: inttoptr_nxv4p0_nxv4i16:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT:    vzext.vf4 v12, v8, v0.t
+; CHECK-NEXT:    vmv.v.v v8, v12
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x ptr> %v
+}
+
+declare <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x ptr> @inttoptr_nxv4p0_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: inttoptr_nxv4p0_nxv4i32:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT:    vzext.vf2 v12, v8, v0.t
+; CHECK-NEXT:    vmv.v.v v8, v12
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x ptr> %v
+}
+
+declare <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i64(<vscale x 4 x i64>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x ptr> @inttoptr_nxv4p0_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: inttoptr_nxv4p0_nxv4i64:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x ptr> @llvm.vp.inttoptr.nxv4p0.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x ptr> %v
+}
+
+declare <vscale x 4 x i8> @llvm.vp.ptrtoint.nxv4i8.nxv4p0(<vscale x 4 x ptr>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i8> @ptrtoint_nxv4i8_nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: ptrtoint_nxv4i8_nxv4p0:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT:    vnsrl.wi v12, v8, 0, v0.t
+; CHECK-NEXT:    vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT:    vnsrl.wi v8, v12, 0, v0.t
+; CHECK-NEXT:    vsetvli zero, zero, e8, mf2, ta, ma
+; CHECK-NEXT:    vnsrl.wi v8, v8, 0, v0.t
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x i8> @llvm.vp.ptrtoint.nxv4i8.nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x i8> %v
+}
+
+declare <vscale x 4 x i16> @llvm.vp.ptrtoint.nxv4i16.nxv4p0(<vscale x 4 x ptr>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i16> @ptrtoint_nxv4i16_nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: ptrtoint_nxv4i16_nxv4p0:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT:    vnsrl.wi v12, v8, 0, v0.t
+; CHECK-NEXT:    vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT:    vnsrl.wi v8, v12, 0, v0.t
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x i16> @llvm.vp.ptrtoint.nxv4i16.nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x i16> %v
+}
+
+declare <vscale x 4 x i32> @llvm.vp.ptrtoint.nxv4i32.nxv4p0(<vscale x 4 x ptr>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i32> @ptrtoint_nxv4i32_nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: ptrtoint_nxv4i32_nxv4p0:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT:    vnsrl.wi v12, v8, 0, v0.t
+; CHECK-NEXT:    vmv.v.v v8, v12
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x i32> @llvm.vp.ptrtoint.nxv4i32.nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x i32> %v
+}
+
+declare <vscale x 4 x i64> @llvm.vp.ptrtoint.nxv4i64.nxv4p0(<vscale x 4 x ptr>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i64> @ptrtoint_nxv4i64_nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: ptrtoint_nxv4i64_nxv4p0:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    ret
+  %v = call <vscale x 4 x i64> @llvm.vp.ptrtoint.nxv4i64.nxv4p0(<vscale x 4 x ptr> %va, <vscale x 4 x i1> %m, i32 %evl)
+  ret <vscale x 4 x i64> %v
+}