ARM: remove @llvm.arm.sevl

This intrinsic is no longer needed with the new @llvm.arm.hint(i32) intrinsic
which provides a generic, extensible manner for adding hint instructions.  This
functionality can now be represented as @llvm.arm.hint(i32 5).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207246 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/IR/IntrinsicsARM.td b/include/llvm/IR/IntrinsicsARM.td
index d50f17acdc0a3b454d7764be439f761088082089..b8ba9291a7afa06b46a0545fbb104fcc6472ecd7 100644 (file)
--- a/include/llvm/IR/IntrinsicsARM.td
+++ b/include/llvm/IR/IntrinsicsARM.td
@@ -122,7 +122,7 @@ def int_arm_crc32cw : Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty],
 
 //===----------------------------------------------------------------------===//
 // HINT
-def int_arm_sevl : Intrinsic<[], []>;
+
 def int_arm_hint : Intrinsic<[], [llvm_i32_ty]>;
 
 //===----------------------------------------------------------------------===//

diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index ad88bf0ba6bf7965b0397129787c371c13978e54..82f203e101526ac67d7b4422b36bca56400ae55f 100644 (file)
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -1841,8 +1841,6 @@ def : InstAlias<"wfi$p", (HINT 3, pred:$p)>, Requires<[IsARM, HasV6T2]>;
 def : InstAlias<"sev$p", (HINT 4, pred:$p)>, Requires<[IsARM, HasV6T2]>;
 def : InstAlias<"sevl$p", (HINT 5, pred:$p)>, Requires<[IsARM, HasV8]>;
 
-def : Pat<(int_arm_sevl), (HINT 5)>;
-
 def SEL : AI<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm), DPFrm, NoItinerary, "sel",
              "\t$Rd, $Rn, $Rm", []>, Requires<[IsARM, HasV6]> {
   bits<4> Rd;

diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td
index ed72d24a8112f07373524b5be8cf4a20de7f1809..8c58d40e6850ffc9a514057847fc614817c7a817 100644 (file)
--- a/lib/Target/ARM/ARMInstrThumb.td
+++ b/lib/Target/ARM/ARMInstrThumb.td
@@ -289,7 +289,6 @@ def : tHintAlias<"sev$p", (tHINT 4, pred:$p)>; // A8.6.157
 def : tInstAlias<"sevl$p", (tHINT 5, pred:$p)> {
   let Predicates = [IsThumb2, HasV8];
 }
-def : T2Pat<(int_arm_sevl), (tHINT 5)>;
 
 // The imm operand $val can be used by a debugger to store more information
 // about the breakpoint.

diff --git a/test/CodeGen/ARM/intrinsics-v8.ll b/test/CodeGen/ARM/intrinsics-v8.ll
index 247bfc1e58849e380968ebc9a7b89a67f9c2ff26..ab1c3c00e4059670f64d2a3a7a856365bf69f81b 100644 (file)
--- a/test/CodeGen/ARM/intrinsics-v8.ll
+++ b/test/CodeGen/ARM/intrinsics-v8.ll
@@ -10,10 +10,10 @@ define void @test() {
   ; CHECK: dsb ishld
   call void @llvm.arm.dsb(i32 9)
   ; CHECK: sevl
-  tail call void @llvm.arm.sevl() nounwind
+  tail call void @llvm.arm.hint(i32 5) nounwind
   ret void
 }
 
 declare void @llvm.arm.dmb(i32)
 declare void @llvm.arm.dsb(i32)
-declare void @llvm.arm.sevl() nounwind
+declare void @llvm.arm.hint(i32) nounwind