[X86] rem-seteq-illegal-types.ll - remove unnecessary X64 RUN (#163742)

X64 triples include SSE2 by default, which we already test this, and it was causing check prefix clash warnings in update_llc_test_checks.py
diff --git a/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll b/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
index cc4bda8..650b562 100644
--- a/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
+++ b/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
@@ -1,6 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc -mtriple=i686-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=X86
-; RUN: llc -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=X64
 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mattr=+sse2 < %s | FileCheck %s --check-prefixes=X64,SSE2
 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mattr=+sse4.1 < %s | FileCheck %s --check-prefixes=X64,SSE41
 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mattr=+avx < %s | FileCheck %s --check-prefixes=X64,AVX1
diff --git a/llvm/test/CodeGen/X86/urem-seteq-illegal-types.ll b/llvm/test/CodeGen/X86/urem-seteq-illegal-types.ll
index 7c1a1e2..874d885 100644
--- a/llvm/test/CodeGen/X86/urem-seteq-illegal-types.ll
+++ b/llvm/test/CodeGen/X86/urem-seteq-illegal-types.ll
@@ -1,6 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc -mtriple=i686-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=X86
-; RUN: llc -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=X64
 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mattr=+sse2 < %s | FileCheck %s --check-prefixes=X64,SSE2
 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mattr=+sse4.1 < %s | FileCheck %s --check-prefixes=X64,SSE41
 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mattr=+avx < %s | FileCheck %s --check-prefixes=X64,AVX1