From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Fri, 15 Jul 2016 21:27:13 +0000 (+0000)
Subject: AMDGPU: Remove brev intrinsic
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a65e6b8335283d6e5aafc358e7e6b97445c928e9;p=platform%2Fupstream%2Fllvm.git

AMDGPU: Remove brev intrinsic

llvm-svn: 275620
---

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
index 0188724..352423e 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
@@ -937,9 +937,6 @@ SDValue AMDGPUTargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op,
                          Op.getOperand(1),
                          Op.getOperand(2),
                          Op.getOperand(3));
-
-    case AMDGPUIntrinsic::AMDGPU_brev: // Legacy name
-      return DAG.getNode(ISD::BITREVERSE, DL, VT, Op.getOperand(1));
   }
 }
 
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td b/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td
index 8c6c3da..a011a85 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td
+++ b/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td
@@ -30,9 +30,6 @@ let TargetPrefix = "AMDGPU", isTarget = 1 in {
     [llvm_anyfloat_ty], [LLVMMatchType<0>], [IntrNoMem]
   >;
 
-  // Deprecated in favor of llvm.bitreverse
-  def int_AMDGPU_brev : Intrinsic<[llvm_i32_ty], [llvm_i32_ty], [IntrNoMem]>;
-
   // Deprecated in favor of llvm.amdgcn.s.barrier
   def int_AMDGPU_barrier_local  : Intrinsic<[], [], [IntrConvergent]>;
   def int_AMDGPU_barrier_global : Intrinsic<[], [], [IntrConvergent]>;
diff --git a/llvm/test/CodeGen/AMDGPU/bitreverse.ll b/llvm/test/CodeGen/AMDGPU/bitreverse.ll
index 0ef7d51..62e7904 100644
--- a/llvm/test/CodeGen/AMDGPU/bitreverse.ll
+++ b/llvm/test/CodeGen/AMDGPU/bitreverse.ll
@@ -11,8 +11,6 @@ declare <4 x i32> @llvm.bitreverse.v4i32(<4 x i32>) #1
 declare <2 x i64> @llvm.bitreverse.v2i64(<2 x i64>) #1
 declare <4 x i64> @llvm.bitreverse.v4i64(<4 x i64>) #1
 
-declare i32 @llvm.AMDGPU.brev(i32) #1
-
 ; FUNC-LABEL: {{^}}s_brev_i16:
 ; SI: s_brev_b32
 define void @s_brev_i16(i16 addrspace(1)* noalias %out, i16 %val) #0 {
@@ -103,13 +101,5 @@ define void @v_brev_v2i64(<2 x i64> addrspace(1)* noalias %out, <2 x i64> addrsp
   ret void
 }
 
-; FUNC-LABEL: {{^}}legacy_s_brev_i32:
-; SI: s_brev_b32
-define void @legacy_s_brev_i32(i32 addrspace(1)* noalias %out, i32 %val) nounwind {
-  %brev = call i32 @llvm.AMDGPU.brev(i32 %val) #1
-  store i32 %brev, i32 addrspace(1)* %out
-  ret void
-}
-
 attributes #0 = { nounwind }
 attributes #1 = { nounwind readnone }