ARM convenience aliases for VSQRT.
llvm-svn: 146201
diff --git a/llvm/lib/Target/ARM/ARMInstrVFP.td b/llvm/lib/Target/ARM/ARMInstrVFP.td
index 7ab2b88..828b9a2 100644
--- a/llvm/lib/Target/ARM/ARMInstrVFP.td
+++ b/llvm/lib/Target/ARM/ARMInstrVFP.td
@@ -1168,9 +1168,15 @@
def : MnemonicAlias<"fldd", "vldr">;
def : MnemonicAlias<"fmrs", "vmov">;
def : MnemonicAlias<"fmsr", "vmov">;
+def : MnemonicAlias<"fsqrts", "vsqrt">;
+def : MnemonicAlias<"fsqrtd", "vsqrt">;
def : VFP2InstAlias<"fmstat${p}", (FMSTAT pred:$p)>;
+// No need for the size suffix on VSQRT. It's implied by the register classes.
+def : VFP2InstAlias<"vsqrt${p} $Sd, $Sm", (VSQRTS SPR:$Sd, SPR:$Sm, pred:$p)>;
+def : VFP2InstAlias<"vsqrt${p} $Dd, $Dm", (VSQRTD DPR:$Dd, DPR:$Dm, pred:$p)>;
+
// VLDR/VSTR accept an optional type suffix.
def : VFP2InstAlias<"vldr${p}.32 $Sd, $addr",
(VLDRS SPR:$Sd, addrmode5:$addr, pred:$p)>;
diff --git a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 6077c94..aa65e74 100644
--- a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -4296,7 +4296,7 @@
Mnemonic == "vcls" || Mnemonic == "vmls" || Mnemonic == "vmrs" ||
Mnemonic == "vnmls" || Mnemonic == "vqabs" || Mnemonic == "vrecps" ||
Mnemonic == "vrsqrts" || Mnemonic == "srs" || Mnemonic == "flds" ||
- Mnemonic == "fmrs" ||
+ Mnemonic == "fmrs" || Mnemonic == "fsqrts" ||
(Mnemonic == "movs" && isThumb()))) {
Mnemonic = Mnemonic.slice(0, Mnemonic.size() - 1);
CarrySetting = true;