Use actual pointer instead of null, remove check prefixes

llvm/test/Transforms/VectorCombine/RISCV/load-widening.ll

@@ -1,22 +1,19 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
-; RUN: opt < %s -passes=vector-combine -S -mtriple=riscv32 -mattr=+v | FileCheck %s -check-prefixes=CHECK,RV32
-; RUN: opt < %s -passes=vector-combine -S -mtriple=riscv64 -mattr=+v | FileCheck %s -check-prefixes=CHECK,RV64
+; RUN: opt < %s -passes=vector-combine -S -mtriple=riscv32 -mattr=+v | FileCheck %s
+; RUN: opt < %s -passes=vector-combine -S -mtriple=riscv64 -mattr=+v | FileCheck %s
 
-define void @fixed_load_scalable_src() {
+define void @fixed_load_scalable_src(ptr %p) {
 ; CHECK-LABEL: define void @fixed_load_scalable_src(
-; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
+; CHECK-SAME: ptr [[P:%.*]]) #[[ATTR0:[0-9]+]] {
 ; CHECK-NEXT:  entry:
-; CHECK-NEXT:    store <vscale x 4 x i16> zeroinitializer, ptr null, align 8
-; CHECK-NEXT:    [[TMP0:%.*]] = load <4 x i16>, ptr null, align 8
+; CHECK-NEXT:    store <vscale x 4 x i16> zeroinitializer, ptr [[P]], align 8
+; CHECK-NEXT:    [[TMP0:%.*]] = load <4 x i16>, ptr [[P]], align 8
 ; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i16> [[TMP0]], <4 x i16> zeroinitializer, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
 ; CHECK-NEXT:    ret void
 ;
 entry:
-  store <vscale x 4 x i16> zeroinitializer, ptr null
-  %0 = load <4 x i16>, ptr null
+  store <vscale x 4 x i16> zeroinitializer, ptr %p
+  %0 = load <4 x i16>, ptr %p
   %1 = shufflevector <4 x i16> %0, <4 x i16> zeroinitializer, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
   ret void
 }
-;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
-; RV32: {{.*}}
-; RV64: {{.*}}