add test cases for failures

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err0.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscale0
+body: |
+  bb.0:
+    %0:_(<vscale) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale x M x pA>
+

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err1.mir

@@ -0,0 +1,9 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscale1
+body: |
+  bb.0:
+    %0:_(<vscale notanx) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale x M x pA>

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err10.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMxp
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x p) = IMPLICIT_DEF
+...
+
+# CHECK: expected integers after 's'/'p' type character

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err11.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMxs32
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x s32) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err12.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMxp0
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x p0) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err13.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMxs32X
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x s32 X) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err14.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMxp0
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x p0 X) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err15.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscale0
+body: |
+  bb.0:
+    %0:_(notatype) = IMPLICIT_DEF
+...
+
+# CHECK: expected sN, pA, <M x sN>, <M x pA>, <vscale x M x sN>, or <vscale x M x pA> for GlobalISel type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err2.mir

@@ -0,0 +1,9 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscalex0
+body: |
+  bb.0:
+    %0:_(<vscale x) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err3.mir

@@ -0,0 +1,9 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscalex0
+body: |
+  bb.0:
+    %0:_(<vscale x) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err4.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscalex1
+body: |
+  bb.0:
+    %0:_(<vscale x notanint) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type
+

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err5.mir

@@ -0,0 +1,9 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscalexM
+body: |
+  bb.0:
+    %0:_(<vscale x 4) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err6.mir

@@ -0,0 +1,11 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMx0
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type
+

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err7.mir

@@ -0,0 +1,9 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscalexMx1
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x notansorp) = IMPLICIT_DEF
+...
+
+# CHECK: expected <vscale x M x sN> or <vscale M x pA> for vector type

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err8.mir

@@ -0,0 +1,10 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+
+---
+name: err_after_vscalexMxs
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x s) = IMPLICIT_DEF
+...
+
+# CHECK: expected integers after 's'/'p' type character

llvm/test/CodeGen/MIR/Generic/scalable-vector-type-err9.mir

@@ -0,0 +1,11 @@
+# RUN: not llc -run-pass none -o - %s 2>&1 | FileCheck %s
+---
+name: err_after_vscalexMxpX
+body: |
+  bb.0:
+    %0:_(<vscale x 4 x pX) = IMPLICIT_DEF
+...
+
+# CHECK: expected integers after 's'/'p' type character
+
+