ARM assembly parsing type suffix options for VLDR/VSTR.

rdar://10435076

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144575 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMInstrFormats.td b/lib/Target/ARM/ARMInstrFormats.td
index 12cb4640f691604b4400603ab3c8abe30367133d..6d5b6a461574a1da8d43fe9c63f803ff2c97adee 100644 (file)
--- a/lib/Target/ARM/ARMInstrFormats.td
+++ b/lib/Target/ARM/ARMInstrFormats.td
@@ -1991,3 +1991,22 @@ class NVDupLane<bits<4> op19_16, bit op6, dag oops, dag iops,
 class NEONFPPat<dag pattern, dag result> : Pat<pattern, result> {
   list<Predicate> Predicates = [HasNEON,UseNEONForFP];
 }
+
+// VFP/NEON Instruction aliases for type suffices.
+class VFPDataTypeInstAlias<string opc, string dt, string asm, dag Result> :
+  InstAlias<!strconcat(opc, dt, asm), Result>;
+multiclass VFPDT32InstAlias<string opc, string asm, dag Result> {
+  def I32 : VFPDataTypeInstAlias<opc, ".i32", asm, Result>;
+  def S32 : VFPDataTypeInstAlias<opc, ".s32", asm, Result>;
+  def U32 : VFPDataTypeInstAlias<opc, ".u32", asm, Result>;
+  def F32 : VFPDataTypeInstAlias<opc, ".f32", asm, Result>;
+  def F   : VFPDataTypeInstAlias<opc, ".f",   asm, Result>;
+}
+multiclass VFPDT64InstAlias<string opc, string asm, dag Result> {
+  def I64 : VFPDataTypeInstAlias<opc, ".i64", asm, Result>;
+  def S64 : VFPDataTypeInstAlias<opc, ".s64", asm, Result>;
+  def U64 : VFPDataTypeInstAlias<opc, ".u64", asm, Result>;
+  def F64 : VFPDataTypeInstAlias<opc, ".f64", asm, Result>;
+  def D   : VFPDataTypeInstAlias<opc, ".d",   asm, Result>;
+}
+

diff --git a/lib/Target/ARM/ARMInstrVFP.td b/lib/Target/ARM/ARMInstrVFP.td
index 22a464e50cde66a0b171f67ff04902aaae17d4db..06cb79a50b32d6ead16740f6a9704a2664d8f253 100644 (file)
--- a/lib/Target/ARM/ARMInstrVFP.td
+++ b/lib/Target/ARM/ARMInstrVFP.td
@@ -1172,3 +1172,12 @@ def : VFP2InstAlias<"vstr$p $Dd, $addr",
                     (VSTRD DPR:$Dd, addrmode5:$addr, pred:$p)>;
 def : VFP2InstAlias<"vstr$p $Sd, $addr",
                     (VSTRS SPR:$Sd, addrmode5:$addr, pred:$p)>;
+// The suffix can also by typed.
+defm : VFPDT32InstAlias<"vldr$p", "$Sd, $addr",
+                        (VLDRS SPR:$Sd, addrmode5:$addr, pred:$p)>;
+defm : VFPDT32InstAlias<"vstr$p", "$Sd, $addr",
+                        (VSTRS SPR:$Sd, addrmode5:$addr, pred:$p)>;
+defm : VFPDT64InstAlias<"vldr$p", "$Dd, $addr",
+                        (VLDRD DPR:$Dd, addrmode5:$addr, pred:$p)>;
+defm : VFPDT64InstAlias<"vstr$p", "$Dd, $addr",
+                        (VSTRD DPR:$Dd, addrmode5:$addr, pred:$p)>;