revert r247506; need to verify changes in existing tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247507 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index 446d4bc..8b88316 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -6408,12 +6408,6 @@ static bool isAssociativeAndCommutative(const MachineInstr &Inst) {
   case X86::IMUL16rr:
   case X86::IMUL32rr:
   case X86::IMUL64rr:
-  case X86::PANDrr:
-  case X86::PORrr:
-  case X86::PXORrr:
-  case X86::VPANDrr:
-  case X86::VPORrr:
-  case X86::VPXORrr:
   // Normal min/max instructions are not commutative because of NaN and signed
   // zero semantics, but these are. Thus, there's no need to check for global
   // relaxed math; the instructions themselves have the properties we need.

diff --git a/test/CodeGen/X86/machine-combiner-int-vec.ll b/test/CodeGen/X86/machine-combiner-int-vec.ll
deleted file mode 100644 (file)
index 8316f66..0000000
--- a/test/CodeGen/X86/machine-combiner-int-vec.ll
+++ /dev/null
@@ -1,68 +0,0 @@
-; RUN: llc -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=sse < %s | FileCheck %s --check-prefix=SSE
-; RUN: llc -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=avx < %s | FileCheck %s --check-prefix=AVX
-
-; Verify that 128-bit vector logical ops are reassociated.
-
-define <4 x i32> @reassociate_and_v4i32(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, <4 x i32> %x3) {
-; SSE-LABEL: reassociate_and_v4i32:
-; SSE:       # BB#0:
-; SSE-NEXT:    paddd %xmm1, %xmm0
-; SSE-NEXT:    pand %xmm3, %xmm2
-; SSE-NEXT:    pand %xmm2, %xmm0
-; SSE-NEXT:    retq
-;
-; AVX-LABEL: reassociate_and_v4i32:
-; AVX:       # BB#0:
-; AVX-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
-; AVX-NEXT:    vpand %xmm3, %xmm2, %xmm1
-; AVX-NEXT:    vpand %xmm1, %xmm0, %xmm0
-; AVX-NEXT:    retq
-
-  %t0 = add <4 x i32> %x0, %x1
-  %t1 = and <4 x i32> %x2, %t0
-  %t2 = and <4 x i32> %x3, %t1
-  ret <4 x i32> %t2
-}
-
-define <4 x i32> @reassociate_or_v4i32(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, <4 x i32> %x3) {
-; SSE-LABEL: reassociate_or_v4i32:
-; SSE:       # BB#0:
-; SSE-NEXT:    paddd %xmm1, %xmm0
-; SSE-NEXT:    por %xmm3, %xmm2
-; SSE-NEXT:    por %xmm2, %xmm0
-; SSE-NEXT:    retq
-;
-; AVX-LABEL: reassociate_or_v4i32:
-; AVX:       # BB#0:
-; AVX-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
-; AVX-NEXT:    vpor %xmm3, %xmm2, %xmm1
-; AVX-NEXT:    vpor %xmm1, %xmm0, %xmm0
-; AVX-NEXT:    retq
-
-  %t0 = add <4 x i32> %x0, %x1
-  %t1 = or <4 x i32> %x2, %t0
-  %t2 = or <4 x i32> %x3, %t1
-  ret <4 x i32> %t2
-}
-
-define <4 x i32> @reassociate_xor_v4i32(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, <4 x i32> %x3) {
-; SSE-LABEL: reassociate_xor_v4i32:
-; SSE:       # BB#0:
-; SSE-NEXT:    paddd %xmm1, %xmm0
-; SSE-NEXT:    pxor %xmm3, %xmm2
-; SSE-NEXT:    pxor %xmm2, %xmm0
-; SSE-NEXT:    retq
-;
-; AVX-LABEL: reassociate_xor_v4i32:
-; AVX:       # BB#0:
-; AVX-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
-; AVX-NEXT:    vpxor %xmm3, %xmm2, %xmm1
-; AVX-NEXT:    vpxor %xmm1, %xmm0, %xmm0
-; AVX-NEXT:    retq
-
-  %t0 = add <4 x i32> %x0, %x1
-  %t1 = xor <4 x i32> %x2, %t0
-  %t2 = xor <4 x i32> %x3, %t1
-  ret <4 x i32> %t2
-}
-