From 4b39c9f1b77ff32cf5760e6bf77c189678e2c9a6 Mon Sep 17 00:00:00 2001
From: Bill Buzbee <buzbee@google.com>
Date: Thu, 8 Nov 2012 13:32:05 -0800
Subject: Revert "Refactor codegen resource masks"

This reverts commit 07131ca93c301e5cbd6a8702d6af777e1662fe65

There's a problem with the x86 build - reverting until I track it down.

Change-Id: I938ed30617ee943c9dba2d52d034e6d198b32e4b
---
 src/compiler/codegen/mips/ArchUtility.cc | 41 +++-----------------------------
 1 file changed, 3 insertions(+), 38 deletions(-)

(limited to 'src/compiler/codegen/mips/ArchUtility.cc')

diff --git a/src/compiler/codegen/mips/ArchUtility.cc b/src/compiler/codegen/mips/ArchUtility.cc
index 9a2b923baf..f837c399ae 100644
--- a/src/compiler/codegen/mips/ArchUtility.cc
+++ b/src/compiler/codegen/mips/ArchUtility.cc
@@ -22,49 +22,14 @@
 
 namespace art {
 
-/*
- * Decode the register id.
- */
-u8 getRegMaskCommon(CompilationUnit* cUnit, int reg)
-{
-  u8 seed;
-  int shift;
-  int regId;
-
-
-  regId = reg & 0x1f;
-  /* Each double register is equal to a pair of single-precision FP registers */
-  seed = DOUBLEREG(reg) ? 3 : 1;
-  /* FP register starts at bit position 16 */
-  shift = FPREG(reg) ? kMipsFPReg0 : 0;
-  /* Expand the double register id into single offset */
-  shift += regId;
-  return (seed << shift);
-}
-
-uint64_t getPCUseDefEncoding()
-{
-  return ENCODE_MIPS_REG_PC;
-}
-
-
 void setupTargetResourceMasks(CompilationUnit* cUnit, LIR* lir)
 {
   DCHECK_EQ(cUnit->instructionSet, kMips);
 
   // Mips-specific resource map setup here.
-  uint64_t flags = EncodingMap[lir->opcode].flags;
-
-  if (flags & REG_DEF_SP) {
-    lir->defMask |= ENCODE_MIPS_REG_SP;
-  }
-
-  if (flags & REG_USE_SP) {
-    lir->useMask |= ENCODE_MIPS_REG_SP;
-  }
-
+  int flags = EncodingMap[lir->opcode].flags;
   if (flags & REG_DEF_LR) {
-    lir->defMask |= ENCODE_MIPS_REG_LR;
+    lir->defMask |= ENCODE_REG_LR;
   }
 }
 
@@ -186,7 +151,7 @@ void oatDumpResourceMask(LIR *lir, u8 mask, const char *prefix)
     char num[8];
     int i;
 
-    for (i = 0; i < kMipsRegEnd; i++) {
+    for (i = 0; i < kRegEnd; i++) {
       if (mask & (1ULL << i)) {
         sprintf(num, "%d ", i);
         strcat(buf, num);
-- 
cgit v1.2.3-59-g8ed1b