ARM: Make use of d16-d31 when available.

src/arm/constants-arm.cc

Index: src/arm/constants-arm.cc
diff --git a/src/arm/constants-arm.cc b/src/arm/constants-arm.cc
index bf9da232cce572c6ac3081c1ccc2354caad286c5..cdca1f5310c636a803e8934a2b5a291d94e414a7 100644
--- a/src/arm/constants-arm.cc
+++ b/src/arm/constants-arm.cc
@@ -87,8 +87,8 @@ const char* Registers::Name(int reg) {
 }
 
 
-// Support for VFP registers s0 to s31 (d0 to d15).
-// Note that "sN:sM" is the same as "dN/2"
+// Support for VFP registers s0 to s31 (d0 to d15) and d16-d31.
+// Note that "sN:sM" is the same as "dN/2" up to d15.
 // These register names are defined in a way to match the native disassembler
 // formatting. See for example the command "objdump -d <binary file>".
 const char* VFPRegisters::names_[kNumVFPRegisters] = {
@@ -97,7 +97,9 @@ const char* VFPRegisters::names_[kNumVFPRegisters] = {
     "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23",
     "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31",
     "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7",
-    "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15"
+    "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15",
+    "d16", "d17", "d18", "d19", "d20", "d21", "d22", "d23",
+    "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31"
 };