[llvm] r192107 - [AArch64] Add support for NEON scalar arithmetic instructions:

Chad Rosier mcrosier at codeaurora.org
Mon Oct 7 09:36:15 PDT 2013


Author: mcrosier
Date: Mon Oct  7 11:36:15 2013
New Revision: 192107

URL: http://llvm.org/viewvc/llvm-project?rev=192107&view=rev
Log:
[AArch64] Add support for NEON scalar arithmetic instructions:
SQDMULH, SQRDMULH, FMULX, FRECPS, and FRSQRTS.

Added:
    llvm/trunk/test/CodeGen/AArch64/neon-scalar-mul.ll
    llvm/trunk/test/CodeGen/AArch64/neon-scalar-recip.ll
    llvm/trunk/test/MC/AArch64/neon-scalar-mul.s
    llvm/trunk/test/MC/AArch64/neon-scalar-recip.s
Modified:
    llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp
    llvm/trunk/lib/Target/AArch64/AArch64InstrNEON.td
    llvm/trunk/test/MC/AArch64/neon-diagnostics.s
    llvm/trunk/test/MC/Disassembler/AArch64/neon-instructions.txt

Modified: llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp?rev=192107&r1=192106&r2=192107&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp Mon Oct  7 11:36:15 2013
@@ -318,9 +318,12 @@ AArch64TargetLowering::AArch64TargetLowe
     setOperationAction(ISD::SETCC, MVT::v8i16, Custom);
     setOperationAction(ISD::SETCC, MVT::v2i32, Custom);
     setOperationAction(ISD::SETCC, MVT::v4i32, Custom);
+    setOperationAction(ISD::SETCC, MVT::v1i64, Custom);
     setOperationAction(ISD::SETCC, MVT::v2i64, Custom);
+    setOperationAction(ISD::SETCC, MVT::v1f32, Custom);
     setOperationAction(ISD::SETCC, MVT::v2f32, Custom);
     setOperationAction(ISD::SETCC, MVT::v4f32, Custom);
+    setOperationAction(ISD::SETCC, MVT::v1f64, Custom);
     setOperationAction(ISD::SETCC, MVT::v2f64, Custom);
   }
 }

Modified: llvm/trunk/lib/Target/AArch64/AArch64InstrNEON.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64InstrNEON.td?rev=192107&r1=192106&r2=192107&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64InstrNEON.td (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64InstrNEON.td Mon Oct  7 11:36:15 2013
@@ -2991,6 +2991,40 @@ class NeonI_Scalar3Same_D_size<bit u, bi
                 [],
                 NoItinerary>;
 
+multiclass NeonI_Scalar3Same_HS_sizes<bit u, bits<5> opcode,
+                                      string asmop, bit Commutable = 0>
+{
+  let isCommutable = Commutable in {
+    def hhh : NeonI_Scalar3Same<u, 0b01, opcode,
+                                (outs FPR16:$Rd), (ins FPR16:$Rn, FPR16:$Rm),
+                                !strconcat(asmop, " $Rd, $Rn, $Rm"),
+                                [],
+                                NoItinerary>;
+    def sss : NeonI_Scalar3Same<u, 0b10, opcode,
+                                (outs FPR32:$Rd), (ins FPR32:$Rn, FPR32:$Rm),
+                                !strconcat(asmop, " $Rd, $Rn, $Rm"),
+                                [],
+                                NoItinerary>;
+  }
+}
+
+multiclass NeonI_Scalar3Same_SD_sizes<bit u, bit size_high, bits<5> opcode,
+                                      string asmop, bit Commutable = 0>
+{
+  let isCommutable = Commutable in {
+    def sss : NeonI_Scalar3Same<u, {size_high, 0b0}, opcode,
+                                (outs FPR32:$Rd), (ins FPR32:$Rn, FPR32:$Rm),
+                                !strconcat(asmop, " $Rd, $Rn, $Rm"),
+                                [],
+                                NoItinerary>;
+    def ddd : NeonI_Scalar3Same<u, {size_high, 0b1}, opcode,
+                                (outs FPR64:$Rd), (ins FPR64:$Rn, FPR64:$Rm),
+                                !strconcat(asmop, " $Rd, $Rn, $Rm"),
+                                [],
+                                NoItinerary>;
+  }
+}
+
 multiclass NeonI_Scalar3Same_BHSD_sizes<bit u, bits<5> opcode,
                                         string asmop, bit Commutable = 0>
 {
@@ -3018,16 +3052,18 @@ multiclass NeonI_Scalar3Same_BHSD_sizes<
   }
 }
 
-multiclass Neon_Scalar_D_size_patterns<SDPatternOperator opnode,
-                                       Instruction INSTD> {
+multiclass Neon_Scalar3Same_D_size_patterns<SDPatternOperator opnode,
+                                            Instruction INSTD> {
   def : Pat<(v1i64 (opnode (v1i64 FPR64:$Rn), (v1i64 FPR64:$Rm))),
             (INSTD FPR64:$Rn, FPR64:$Rm)>;        
 }
 
-multiclass Neon_Scalar_BHSD_size_patterns<SDPatternOperator opnode,
-                                          Instruction INSTB, Instruction INSTH,
-                                          Instruction INSTS, Instruction INSTD>
-  : Neon_Scalar_D_size_patterns<opnode, INSTD> {
+multiclass Neon_Scalar3Same_BHSD_size_patterns<SDPatternOperator opnode,
+                                               Instruction INSTB,
+                                               Instruction INSTH,
+                                               Instruction INSTS,
+                                               Instruction INSTD>
+  : Neon_Scalar3Same_D_size_patterns<opnode, INSTD> {
   def: Pat<(v1i8 (opnode (v1i8 FPR8:$Rn), (v1i8 FPR8:$Rm))),
            (INSTB FPR8:$Rn, FPR8:$Rm)>;
 
@@ -3038,6 +3074,24 @@ multiclass Neon_Scalar_BHSD_size_pattern
            (INSTS FPR32:$Rn, FPR32:$Rm)>;
 }
 
+multiclass Neon_Scalar3Same_HS_size_patterns<SDPatternOperator opnode,
+                                             Instruction INSTH,
+                                             Instruction INSTS> {
+  def : Pat<(v1i16 (opnode (v1i16 FPR16:$Rn), (v1i16 FPR16:$Rm))),
+            (INSTH FPR16:$Rn, FPR16:$Rm)>;
+  def : Pat<(v1i32 (opnode (v1i32 FPR32:$Rn), (v1i32 FPR32:$Rm))),
+            (INSTS FPR32:$Rn, FPR32:$Rm)>;
+}
+
+multiclass Neon_Scalar3Same_SD_size_patterns<SDPatternOperator opnode,
+                                             Instruction INSTS,
+                                             Instruction INSTD> {
+  def : Pat<(v1f32 (opnode (v1f32 FPR32:$Rn), (v1f32 FPR32:$Rm))),
+            (INSTS FPR32:$Rn, FPR32:$Rm)>;
+  def : Pat<(v1f64 (opnode (v1f64 FPR64:$Rn), (v1f64 FPR64:$Rm))),
+            (INSTD FPR64:$Rn, FPR64:$Rm)>;
+}
+
 // Scalar Integer Add
 let isCommutable = 1 in {
 def ADDddd : NeonI_Scalar3Same_D_size<0b0, 0b10000, "add">;
@@ -3047,14 +3101,14 @@ def ADDddd : NeonI_Scalar3Same_D_size<0b
 def SUBddd : NeonI_Scalar3Same_D_size<0b1, 0b10000, "sub">;
 
 // Pattern for Scalar Integer Add and Sub with D register only
-defm : Neon_Scalar_D_size_patterns<add, ADDddd>;
-defm : Neon_Scalar_D_size_patterns<sub, SUBddd>;
+defm : Neon_Scalar3Same_D_size_patterns<add, ADDddd>;
+defm : Neon_Scalar3Same_D_size_patterns<sub, SUBddd>;
 
 // Patterns to match llvm.aarch64.* intrinsic for Scalar Add, Sub
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vaddds, ADDddd>;
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vadddu, ADDddd>;
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vsubds, SUBddd>;
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vsubdu, SUBddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vaddds, ADDddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vadddu, ADDddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vsubds, SUBddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vsubdu, SUBddd>;
 
 // Scalar Integer Saturating Add (Signed, Unsigned)
 defm SQADD : NeonI_Scalar3Same_BHSD_sizes<0b0, 0b00001, "sqadd", 1>;
@@ -3066,21 +3120,57 @@ defm UQSUB : NeonI_Scalar3Same_BHSD_size
 
 // Patterns to match llvm.arm.* intrinsic for
 // Scalar Integer Saturating Add, Sub  (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqadds, SQADDddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqaddu, UQADDddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqsubs, SQSUBddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqsubu, UQSUBddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqadds, SQADDddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqaddu, UQADDddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqsubs, SQSUBddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqsubu, UQSUBddd>;
 
 // Patterns to match llvm.aarch64.* intrinsic for
 // Scalar Integer Saturating Add, Sub  (Signed, Unsigned)
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqadds, SQADDbbb, SQADDhhh,
-                                      SQADDsss, SQADDddd>;
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqaddu, UQADDbbb, UQADDhhh,
-                                      UQADDsss, UQADDddd>;
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqsubs, SQSUBbbb, SQSUBhhh,
-                                      SQSUBsss, SQSUBddd>;
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqsubu, UQSUBbbb, UQSUBhhh,
-                                      UQSUBsss, UQSUBddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqadds, SQADDbbb,
+                                           SQADDhhh, SQADDsss, SQADDddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqaddu, UQADDbbb,
+                                           UQADDhhh, UQADDsss, UQADDddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqsubs, SQSUBbbb,
+                                           SQSUBhhh, SQSUBsss, SQSUBddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqsubu, UQSUBbbb,
+                                           UQSUBhhh, UQSUBsss, UQSUBddd>;
+
+// Scalar Integer Saturating Doubling Multiply Half High
+defm SQDMULH : NeonI_Scalar3Same_HS_sizes<0b0, 0b10110, "sqdmulh", 1>;
+
+// Scalar Integer Saturating Rounding Doubling Multiply Half High
+defm SQRDMULH : NeonI_Scalar3Same_HS_sizes<0b1, 0b10110, "sqrdmulh", 1>;
+
+// Patterns to match llvm.arm.* intrinsic for
+// Scalar Integer Saturating Doubling Multiply Half High and
+// Scalar Integer Saturating Rounding Doubling Multiply Half High
+defm : Neon_Scalar3Same_HS_size_patterns<int_arm_neon_vqdmulh, SQDMULHhhh,
+                                                               SQDMULHsss>;
+defm : Neon_Scalar3Same_HS_size_patterns<int_arm_neon_vqrdmulh, SQRDMULHhhh,
+                                                                SQRDMULHsss>;
+
+// Scalar Floating-point Multiply Extended
+defm FMULX : NeonI_Scalar3Same_SD_sizes<0b0, 0b0, 0b11011, "fmulx", 1>;
+
+// Scalar Floating-point Reciprocal Step
+defm FRECPS : NeonI_Scalar3Same_SD_sizes<0b0, 0b0, 0b11111, "frecps", 0>;
+
+// Scalar Floating-point Reciprocal Square Root Step
+defm FRSQRTS : NeonI_Scalar3Same_SD_sizes<0b0, 0b1, 0b11111, "frsqrts", 0>;
+
+// Patterns to match llvm.arm.* intrinsic for
+// Scalar Floating-point Reciprocal Step and
+// Scalar Floating-point Reciprocal Square Root Step
+defm : Neon_Scalar3Same_SD_size_patterns<int_arm_neon_vrecps, FRECPSsss,
+                                                              FRECPSddd>;
+defm : Neon_Scalar3Same_SD_size_patterns<int_arm_neon_vrsqrts, FRSQRTSsss,
+                                                               FRSQRTSddd>;
+
+// Patterns to match llvm.aarch64.* intrinsic for
+// Scalar Floating-point Multiply Extended,
+defm : Neon_Scalar3Same_SD_size_patterns<int_aarch64_neon_vmulx, FMULXsss,
+                                         FMULXddd>;
 
 // Scalar Integer Shift Left (Signed, Unsigned)
 def SSHLddd : NeonI_Scalar3Same_D_size<0b0, 0b01000, "sshl">;
@@ -3088,13 +3178,13 @@ def USHLddd : NeonI_Scalar3Same_D_size<0
 
 // Patterns to match llvm.arm.* intrinsic for
 // Scalar Integer Shift Left (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vshifts, SSHLddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vshiftu, USHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vshifts, SSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vshiftu, USHLddd>;
 
 // Patterns to match llvm.aarch64.* intrinsic for
 // Scalar Integer Shift Left (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vshlds, SSHLddd>;
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vshldu, USHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vshlds, SSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vshldu, USHLddd>;
 
 // Scalar Integer Saturating Shift Left (Signed, Unsigned)
 defm SQSHL: NeonI_Scalar3Same_BHSD_sizes<0b0, 0b01001, "sqshl", 0>;
@@ -3102,15 +3192,15 @@ defm UQSHL: NeonI_Scalar3Same_BHSD_sizes
 
 // Patterns to match llvm.aarch64.* intrinsic for
 // Scalar  Integer Saturating Shift Letf (Signed, Unsigned)
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqshls, SQSHLbbb, SQSHLhhh,
-                                      SQSHLsss, SQSHLddd>;
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqshlu, UQSHLbbb, UQSHLhhh,
-                                      UQSHLsss, UQSHLddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqshls, SQSHLbbb,
+                                           SQSHLhhh, SQSHLsss, SQSHLddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqshlu, UQSHLbbb,
+                                           UQSHLhhh, UQSHLsss, UQSHLddd>;
 
 // Patterns to match llvm.arm.* intrinsic for
 // Scalar  Integer Saturating Shift Letf (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqshifts, SQSHLddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqshiftu, UQSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqshifts, SQSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqshiftu, UQSHLddd>;
 
 // Scalar Integer Rounding Shift Left (Signed, Unsigned)
 def SRSHLddd: NeonI_Scalar3Same_D_size<0b0, 0b01010, "srshl">;
@@ -3118,13 +3208,13 @@ def URSHLddd: NeonI_Scalar3Same_D_size<0
 
 // Patterns to match llvm.aarch64.* intrinsic for
 // Scalar Integer Rounding Shift Left (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vrshlds, SRSHLddd>;
-defm : Neon_Scalar_D_size_patterns<int_aarch64_neon_vrshldu, URSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vrshlds, SRSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_aarch64_neon_vrshldu, URSHLddd>;
 
 // Patterns to match llvm.arm.* intrinsic for
 // Scalar Integer Rounding Shift Left (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vrshifts, SRSHLddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vrshiftu, URSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vrshifts, SRSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vrshiftu, URSHLddd>;
 
 // Scalar Integer Saturating Rounding Shift Left (Signed, Unsigned)
 defm SQRSHL: NeonI_Scalar3Same_BHSD_sizes<0b0, 0b01011, "sqrshl", 0>;
@@ -3132,15 +3222,15 @@ defm UQRSHL: NeonI_Scalar3Same_BHSD_size
 
 // Patterns to match llvm.aarch64.* intrinsic for
 // Scalar Integer Saturating Rounding Shift Left (Signed, Unsigned)
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqrshls, SQRSHLbbb, SQRSHLhhh,
-                                      SQRSHLsss, SQRSHLddd>;
-defm : Neon_Scalar_BHSD_size_patterns<int_aarch64_neon_vqrshlu, UQRSHLbbb, UQRSHLhhh,
-                                      UQRSHLsss, UQRSHLddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqrshls, SQRSHLbbb,
+                                           SQRSHLhhh, SQRSHLsss, SQRSHLddd>;
+defm : Neon_Scalar3Same_BHSD_size_patterns<int_aarch64_neon_vqrshlu, UQRSHLbbb,
+                                           UQRSHLhhh, UQRSHLsss, UQRSHLddd>;
 
 // Patterns to match llvm.arm.* intrinsic for
 // Scalar Integer Saturating Rounding Shift Left (Signed, Unsigned)
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqrshifts, SQRSHLddd>;
-defm : Neon_Scalar_D_size_patterns<int_arm_neon_vqrshiftu, UQRSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqrshifts, SQRSHLddd>;
+defm : Neon_Scalar3Same_D_size_patterns<int_arm_neon_vqrshiftu, UQRSHLddd>;
 
 // Scalar Reduce Pairwise
 
@@ -4507,3 +4597,7 @@ def : Pat<(v1i32 (scalar_to_vector GPR32
 def : Pat<(v1i64 (scalar_to_vector GPR64:$src)),
           (FMOVdx $src)>;
 
+def : Pat<(v1f32 (scalar_to_vector (f32 FPR32:$Rn))),
+          (v1f32 FPR32:$Rn)>;
+def : Pat<(v1f64 (scalar_to_vector (f64 FPR64:$Rn))),
+          (v1f64 FPR64:$Rn)>;
\ No newline at end of file

Added: llvm/trunk/test/CodeGen/AArch64/neon-scalar-mul.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/neon-scalar-mul.ll?rev=192107&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/neon-scalar-mul.ll (added)
+++ llvm/trunk/test/CodeGen/AArch64/neon-scalar-mul.ll Mon Oct  7 11:36:15 2013
@@ -0,0 +1,70 @@
+; RUN: llc -mtriple=aarch64-none-linux-gnu -mattr=+neon < %s | FileCheck %s
+
+define i16 @test_vqdmulhh_s16(i16 %a, i16 %b) {
+; CHECK: test_vqdmulhh_s16
+; CHECK: sqdmulh {{h[0-9]+}}, {{h[0-9]+}}, {{h[0-9]+}}
+  %1 = insertelement <1 x i16> undef, i16 %a, i32 0
+  %2 = insertelement <1 x i16> undef, i16 %b, i32 0
+  %3 = call <1 x i16> @llvm.arm.neon.vqdmulh.v1i16(<1 x i16> %1, <1 x i16> %2)
+  %4 = extractelement <1 x i16> %3, i32 0
+  ret i16 %4
+}
+
+define i32 @test_vqdmulhs_s32(i32 %a, i32 %b) {
+; CHECK: test_vqdmulhs_s32
+; CHECK: sqdmulh {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+  %1 = insertelement <1 x i32> undef, i32 %a, i32 0
+  %2 = insertelement <1 x i32> undef, i32 %b, i32 0
+  %3 = call <1 x i32> @llvm.arm.neon.vqdmulh.v1i32(<1 x i32> %1, <1 x i32> %2)
+  %4 = extractelement <1 x i32> %3, i32 0
+  ret i32 %4
+}
+
+declare <1 x i16> @llvm.arm.neon.vqdmulh.v1i16(<1 x i16>, <1 x i16>)
+declare <1 x i32> @llvm.arm.neon.vqdmulh.v1i32(<1 x i32>, <1 x i32>)
+
+define i16 @test_vqrdmulhh_s16(i16 %a, i16 %b) {
+; CHECK: test_vqrdmulhh_s16
+; CHECK: sqrdmulh {{h[0-9]+}}, {{h[0-9]+}}, {{h[0-9]+}}
+  %1 = insertelement <1 x i16> undef, i16 %a, i32 0
+  %2 = insertelement <1 x i16> undef, i16 %b, i32 0
+  %3 = call <1 x i16> @llvm.arm.neon.vqrdmulh.v1i16(<1 x i16> %1, <1 x i16> %2)
+  %4 = extractelement <1 x i16> %3, i32 0
+  ret i16 %4
+}
+
+define i32 @test_vqrdmulhs_s32(i32 %a, i32 %b) {
+; CHECK: test_vqrdmulhs_s32
+; CHECK: sqrdmulh {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+  %1 = insertelement <1 x i32> undef, i32 %a, i32 0
+  %2 = insertelement <1 x i32> undef, i32 %b, i32 0
+  %3 = call <1 x i32> @llvm.arm.neon.vqrdmulh.v1i32(<1 x i32> %1, <1 x i32> %2)
+  %4 = extractelement <1 x i32> %3, i32 0
+  ret i32 %4
+}
+
+declare <1 x i16> @llvm.arm.neon.vqrdmulh.v1i16(<1 x i16>, <1 x i16>)
+declare <1 x i32> @llvm.arm.neon.vqrdmulh.v1i32(<1 x i32>, <1 x i32>)
+
+define float @test_vmulxs_f32(float %a, float %b) {
+; CHECK: test_vmulxs_f32
+; CHECK: fmulx {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+  %1 = insertelement <1 x float> undef, float %a, i32 0
+  %2 = insertelement <1 x float> undef, float %b, i32 0
+  %3 = call <1 x float> @llvm.aarch64.neon.vmulx.v1f32(<1 x float> %1, <1 x float> %2)
+  %4 = extractelement <1 x float> %3, i32 0
+  ret float %4
+}
+
+define double @test_vmulxd_f64(double %a, double %b) {
+; CHECK: test_vmulxd_f64
+; CHECK: fmulx {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+  %1 = insertelement <1 x double> undef, double %a, i32 0
+  %2 = insertelement <1 x double> undef, double %b, i32 0
+  %3 = call <1 x double> @llvm.aarch64.neon.vmulx.v1f64(<1 x double> %1, <1 x double> %2)
+  %4 = extractelement <1 x double> %3, i32 0
+  ret double %4
+}
+
+declare <1 x float> @llvm.aarch64.neon.vmulx.v1f32(<1 x float>, <1 x float>)
+declare <1 x double> @llvm.aarch64.neon.vmulx.v1f64(<1 x double>, <1 x double>)

Added: llvm/trunk/test/CodeGen/AArch64/neon-scalar-recip.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/neon-scalar-recip.ll?rev=192107&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/neon-scalar-recip.ll (added)
+++ llvm/trunk/test/CodeGen/AArch64/neon-scalar-recip.ll Mon Oct  7 11:36:15 2013
@@ -0,0 +1,47 @@
+; RUN: llc -mtriple=aarch64-none-linux-gnu -mattr=+neon < %s | FileCheck %s
+
+define float @test_vrecpss_f32(float %a, float %b) {
+; CHECK: test_vrecpss_f32
+; CHECK: frecps {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+  %1 = insertelement <1 x float> undef, float %a, i32 0
+  %2 = insertelement <1 x float> undef, float %b, i32 0
+  %3 = call <1 x float> @llvm.arm.neon.vrecps.v1f32(<1 x float> %1, <1 x float> %2)
+  %4 = extractelement <1 x float> %3, i32 0
+  ret float %4
+}
+
+define double @test_vrecpsd_f64(double %a, double %b) {
+; CHECK: test_vrecpsd_f64
+; CHECK: frecps {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+  %1 = insertelement <1 x double> undef, double %a, i32 0
+  %2 = insertelement <1 x double> undef, double %b, i32 0
+  %3 = call <1 x double> @llvm.arm.neon.vrecps.v1f64(<1 x double> %1, <1 x double> %2)
+  %4 = extractelement <1 x double> %3, i32 0
+  ret double %4
+}
+
+declare <1 x float> @llvm.arm.neon.vrecps.v1f32(<1 x float>, <1 x float>)
+declare <1 x double> @llvm.arm.neon.vrecps.v1f64(<1 x double>, <1 x double>)
+
+define float @test_vrsqrtss_f32(float %a, float %b) {
+; CHECK: test_vrsqrtss_f32
+; CHECK: frsqrts {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+  %1 = insertelement <1 x float> undef, float %a, i32 0
+  %2 = insertelement <1 x float> undef, float %b, i32 0
+  %3 = call <1 x float> @llvm.arm.neon.vrsqrts.v1f32(<1 x float> %1, <1 x float> %2)
+  %4 = extractelement <1 x float> %3, i32 0
+  ret float %4
+}
+
+define double @test_vrsqrtsd_f64(double %a, double %b) {
+; CHECK: test_vrsqrtsd_f64
+; CHECK: frsqrts {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+  %1 = insertelement <1 x double> undef, double %a, i32 0
+  %2 = insertelement <1 x double> undef, double %b, i32 0
+  %3 = call <1 x double> @llvm.arm.neon.vrsqrts.v1f64(<1 x double> %1, <1 x double> %2)
+  %4 = extractelement <1 x double> %3, i32 0
+  ret double %4
+}
+
+declare <1 x float> @llvm.arm.neon.vrsqrts.v1f32(<1 x float>, <1 x float>)
+declare <1 x double> @llvm.arm.neon.vrsqrts.v1f64(<1 x double>, <1 x double>)

Modified: llvm/trunk/test/MC/AArch64/neon-diagnostics.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/neon-diagnostics.s?rev=192107&r1=192106&r2=192107&view=diff
==============================================================================
--- llvm/trunk/test/MC/AArch64/neon-diagnostics.s (original)
+++ llvm/trunk/test/MC/AArch64/neon-diagnostics.s Mon Oct  7 11:36:15 2013
@@ -826,6 +826,33 @@
 // CHECK-ERROR:        uqsub h1, h2, d2
 // CHECK-ERROR:                      ^
 
+//----------------------------------------------------------------------
+// Scalar Integer Saturating Doubling Multiply Half High (Signed)
+//----------------------------------------------------------------------
+
+    sqdmulh h10, s11, h12
+    sqdmulh s20, h21, s2
+
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:        sqdmulh h10, s11, h12
+// CHECK-ERROR:                     ^
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:        sqdmulh s20, h21, s2
+// CHECK-ERROR:                     ^
+
+//------------------------------------------------------------------------
+// Scalar Integer Saturating Rounding Doubling Multiply Half High (Signed)
+//------------------------------------------------------------------------
+
+    sqrdmulh h10, s11, h12
+    sqrdmulh s20, h21, s2
+
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:        sqrdmulh h10, s11, h12
+// CHECK-ERROR:                      ^
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:        sqrdmulh s20, h21, s2
+// CHECK-ERROR:                      ^
 
 //----------------------------------------------------------------------
 // Vector Shift Left (Signed and Unsigned Integer)
@@ -3771,3 +3798,44 @@
 // CHECK-ERROR:        fminv d0, v1.2d
 // CHECK-ERROR:              ^
 
+//----------------------------------------------------------------------
+// Floating-point Multiply Extended
+//----------------------------------------------------------------------
+
+    fmulx s20, h22, s15
+    fmulx d23, d11, s1
+
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:          fmulx s20, h22, s15
+// CHECK-ERROR:                     ^
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:          fmulx d23, d11, s1
+// CHECK-ERROR:                          ^
+
+//----------------------------------------------------------------------
+// Floating-point Reciprocal Step
+//----------------------------------------------------------------------
+
+    frecps s21, s16, h13
+    frecps d22, s30, d21
+
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:          frecps s21, s16, h13
+// CHECK-ERROR:                           ^
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:          frecps d22, s30, d21
+// CHECK-ERROR:                      ^
+
+//----------------------------------------------------------------------
+// Floating-point Reciprocal Square Root Step
+//----------------------------------------------------------------------
+
+    frsqrts s21, h5, s12
+    frsqrts d8, s22, d18
+
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:          frsqrts s21, h5, s12
+// CHECK-ERROR:                       ^
+// CHECK-ERROR: error: invalid operand for instruction
+// CHECK-ERROR:          frsqrts d8, s22, d18
+// CHECK-ERROR:                      ^

Added: llvm/trunk/test/MC/AArch64/neon-scalar-mul.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/neon-scalar-mul.s?rev=192107&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/neon-scalar-mul.s (added)
+++ llvm/trunk/test/MC/AArch64/neon-scalar-mul.s Mon Oct  7 11:36:15 2013
@@ -0,0 +1,33 @@
+// RUN: llvm-mc -triple aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s
+
+// Check that the assembler can handle the documented syntax for AArch64
+
+//----------------------------------------------------------------------
+// Scalar Integer Saturating Doubling Multiply Half High
+//----------------------------------------------------------------------
+
+    sqdmulh h10, h11, h12
+    sqdmulh s20, s21, s2
+        
+// CHECK: sqdmulh h10, h11, h12     // encoding: [0x6a,0xb5,0x6c,0x5e]
+// CHECK: sqdmulh s20, s21, s2      // encoding: [0xb4,0xb6,0xa2,0x5e]
+
+//----------------------------------------------------------------------
+// Scalar Integer Saturating Rounding Doubling Multiply Half High
+//----------------------------------------------------------------------
+
+    sqrdmulh h10, h11, h12
+    sqrdmulh s20, s21, s2
+        
+// CHECK: sqrdmulh h10, h11, h12     // encoding: [0x6a,0xb5,0x6c,0x7e]
+// CHECK: sqrdmulh s20, s21, s2      // encoding: [0xb4,0xb6,0xa2,0x7e]
+
+//----------------------------------------------------------------------
+// Floating-point Multiply Extended
+//----------------------------------------------------------------------
+
+    fmulx s20, s22, s15
+    fmulx d23, d11, d1
+
+// CHECK: fmulx s20, s22, s15   // encoding: [0xd4,0xde,0x2f,0x5e]
+// CHECK: fmulx d23, d11, d1    // encoding: [0x77,0xdd,0x61,0x5e]

Added: llvm/trunk/test/MC/AArch64/neon-scalar-recip.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AArch64/neon-scalar-recip.s?rev=192107&view=auto
==============================================================================
--- llvm/trunk/test/MC/AArch64/neon-scalar-recip.s (added)
+++ llvm/trunk/test/MC/AArch64/neon-scalar-recip.s Mon Oct  7 11:36:15 2013
@@ -0,0 +1,23 @@
+// RUN: llvm-mc -triple aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s
+
+// Check that the assembler can handle the documented syntax for AArch64
+
+//----------------------------------------------------------------------
+// Floating-point Reciprocal Step
+//----------------------------------------------------------------------
+
+    frecps s21, s16, s13
+    frecps d22, d30, d21
+
+// CHECK: frecps s21, s16, s13   // encoding: [0x15,0xfe,0x2d,0x5e]
+// CHECK: frecps d22, d30, d21   // encoding: [0xd6,0xff,0x75,0x5e]
+
+//----------------------------------------------------------------------
+// Floating-point Reciprocal Square Root Step
+//----------------------------------------------------------------------
+
+    frsqrts s21, s5, s12
+    frsqrts d8, d22, d18
+
+// CHECK: frsqrts s21, s5, s12   // encoding: [0xb5,0xfc,0xac,0x5e]
+// CHECK: frsqrts d8, d22, d18   // encoding: [0xc8,0xfe,0xf2,0x5e]

Modified: llvm/trunk/test/MC/Disassembler/AArch64/neon-instructions.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/AArch64/neon-instructions.txt?rev=192107&r1=192106&r2=192107&view=diff
==============================================================================
--- llvm/trunk/test/MC/Disassembler/AArch64/neon-instructions.txt (original)
+++ llvm/trunk/test/MC/Disassembler/AArch64/neon-instructions.txt Mon Oct  7 11:36:15 2013
@@ -1452,3 +1452,43 @@
 0x20 0x60 0x22 0x6e
 0x20 0x60 0x62 0x6e
 0x20 0x60 0xa2 0x6e
+
+#----------------------------------------------------------------------
+# Scalar Integer Saturating Doubling Multiply Half High
+#----------------------------------------------------------------------
+# CHECK: sqdmulh h10, h11, h12
+# CHECK: sqdmulh s20, s21, s2
+0x6a,0xb5,0x6c,0x5e
+0xb4,0xb6,0xa2,0x5e
+
+#----------------------------------------------------------------------
+# Scalar Integer Saturating Rounding Doubling Multiply Half High
+#----------------------------------------------------------------------
+# CHECK: sqrdmulh h10, h11, h12
+# CHECK: sqrdmulh s20, s21, s2
+0x6a,0xb5,0x6c,0x7e
+0xb4,0xb6,0xa2,0x7e
+
+#----------------------------------------------------------------------
+# Floating-point multiply extended
+#----------------------------------------------------------------------
+# CHECK: fmulx s20, s22, s15
+# CHECK: fmulx d23, d11, d1
+0xd4,0xde,0x2f,0x5e
+0x77,0xdd,0x61,0x5e
+
+#----------------------------------------------------------------------
+# Floating-point Reciprocal Step
+#----------------------------------------------------------------------
+# CHECK: frecps s21, s16, s13
+# CHECK: frecps d22, d30, d21
+0x15,0xfe,0x2d,0x5e
+0xd6,0xff,0x75,0x5e
+
+#----------------------------------------------------------------------
+# Floating-point Reciprocal Square Root Step
+#----------------------------------------------------------------------
+# CHECK: frsqrts s21, s5, s12
+# CHECK: frsqrts d8, d22, d18
+0xb5,0xfc,0xac,0x5e
+0xc8,0xfe,0xf2,0x5e





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