Demystified floating point ABI function names.

src/mips/macro-assembler-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 3499 matching lines @@
                               SmiCheckType smi_check_type) {
   if (smi_check_type == DO_SMI_CHECK) {
     JumpIfSmi(obj, fail);
   }
   lw(scratch, FieldMemOperand(obj, HeapObject::kMapOffset));
   LoadRoot(at, index);
   Branch(fail, ne, scratch, Operand(at));
 }
 
 
-void MacroAssembler::GetCFunctionDoubleResult(const DoubleRegister dst) {
+void MacroAssembler::MovFromFloatResult(DoubleRegister dst) {
   if (IsMipsSoftFloatABI) {
     Move(dst, v0, v1);
   } else {
     Move(dst, f0);  // Reg f0 is o32 ABI FP return value.
   }
 }
 
 
-void MacroAssembler::GetFromCDoubleArguments(const DoubleRegister dst) {
+void MacroAssembler::MovFromFloatParameter(DoubleRegister dst) {
   if (IsMipsSoftFloatABI) {
     Move(dst, a0, a1);
   } else {
     Move(dst, f12);  // Reg f12 is o32 ABI FP first argument value.
   }
 }
 
 
-void MacroAssembler::SetCallCDoubleArguments(DoubleRegister dreg) {
+void MacroAssembler::MovToFloatParameter(DoubleRegister src) {
   if (!IsMipsSoftFloatABI) {
-    Move(f12, dreg);
+    Move(f12, src);
   } else {
-    Move(a0, a1, dreg);
+    Move(a0, a1, src);
   }
 }
 
 
-void MacroAssembler::SetForCDoubleResult(DoubleRegister dreg) {
+void MacroAssembler::MovToFloatResult(DoubleRegister src) {
   if (!IsMipsSoftFloatABI) {
-    Move(f0, dreg);
+    Move(f0, src);
   } else {
-    Move(v0, v1, dreg);
+    Move(v0, v1, src);
   }
 }
 
 
-void MacroAssembler::SetCallCDoubleArguments(DoubleRegister dreg1,
-                                             DoubleRegister dreg2) {
+void MacroAssembler::MovToFloatParameters(DoubleRegister src1,
+                                          DoubleRegister src2) {
   if (!IsMipsSoftFloatABI) {
-    if (dreg2.is(f12)) {
-      ASSERT(!dreg1.is(f14));
-      Move(f14, dreg2);
-      Move(f12, dreg1);
+    if (src2.is(f12)) {
+      ASSERT(!src1.is(f14));
+      Move(f14, src2);
+      Move(f12, src1);
     } else {
-      Move(f12, dreg1);
-      Move(f14, dreg2);
+      Move(f12, src1);
+      Move(f14, src2);
     }
   } else {
-    Move(a0, a1, dreg1);
-    Move(a2, a3, dreg2);
+    Move(a0, a1, src1);
+    Move(a2, a3, src2);
   }
 }
 
-
-void MacroAssembler::SetCallCDoubleArguments(DoubleRegister dreg,
-                                             Register reg) {
-  if (!IsMipsSoftFloatABI) {
-    Move(f12, dreg);
-    Move(a2, reg);
-  } else {
-    Move(a2, reg);
-    Move(a0, a1, dreg);
-  }
-}
-
 
 void MacroAssembler::SetCallKind(Register dst, CallKind call_kind) {
   // This macro takes the dst register to make the code more readable
   // at the call sites. However, the dst register has to be t1 to
   // follow the calling convention which requires the call type to be
   // in t1.
   ASSERT(dst.is(t1));
   if (call_kind == CALL_AS_FUNCTION) {
     li(dst, Operand(Smi::FromInt(1)));
   } else {
@@ skipping 2212 matching lines @@
        opcode == BGTZL);
   opcode = (cond == eq) ? BEQ : BNE;
   instr = (instr & ~kOpcodeMask) | opcode;
   masm_.emit(instr);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS