[X86] Remove extra patterns that check for BUILD_VECTOR of all 0s. These are always canonicalized to v4i32/v8i32/v16i32 except for in SSE1 only when only v4f32 is supported.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268880 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed