Uses assembler macro for dart SP setup on arm64.

runtime/vm/assembler_arm64_test.cc

Index: runtime/vm/assembler_arm64_test.cc
===================================================================
--- runtime/vm/assembler_arm64_test.cc	(revision 36930)
+++ runtime/vm/assembler_arm64_test.cc	(working copy)
@@ -13,6 +13,8 @@
 
 namespace dart {
 
+static const intptr_t kTestStackSpace = 512 * kWordSize;
+
 #define __ assembler->
 
 ASSEMBLER_TEST_GENERATE(Simple, assembler) {
@@ -286,7 +288,7 @@
 
 // Loads and Stores.
 ASSEMBLER_TEST_GENERATE(SimpleLoadStore, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ movz(R0, 43, 0);
   __ movz(R1, 42, 0);
   __ str(R1, Address(SP, -1*kWordSize, Address::PreIndex));
@@ -302,7 +304,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(SimpleLoadStoreHeapTag, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ movz(R0, 43, 0);
   __ movz(R1, 42, 0);
   __ add(R2, SP, Operand(1));
@@ -319,7 +321,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadStoreLargeIndex, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ movz(R0, 43, 0);
   __ movz(R1, 42, 0);
   // Largest negative offset that can fit in the signed 9-bit immediate field.
@@ -339,7 +341,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadStoreLargeOffset, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ movz(R0, 43, 0);
   __ movz(R1, 42, 0);
   __ sub(SP, SP, Operand(512*kWordSize));
@@ -357,7 +359,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadStoreExtReg, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ movz(R0, 43, 0);
   __ movz(R1, 42, 0);
   __ movz(R2, 0xfff8, 0);
@@ -379,7 +381,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadStoreScaledReg, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ movz(R0, 43, 0);
   __ movz(R1, 42, 0);
   __ movz(R2, 10, 0);
@@ -399,7 +401,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadSigned32Bit, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadImmediate(R1, 0xffffffff, kNoPP);
   __ str(R1, Address(SP, -4, Address::PreIndex, kWord), kWord);
   __ ldr(R0, Address(SP), kWord);
@@ -1335,7 +1337,7 @@
 
 // Loading immediate values with the object pool.
 ASSEMBLER_TEST_GENERATE(LoadImmediatePPSmall, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadImmediate(R0, 42, PP);
@@ -1351,7 +1353,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadImmediatePPMed, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadImmediate(R0, 0xf1234123, PP);
@@ -1367,7 +1369,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadImmediatePPMed2, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadImmediate(R0, 0x4321f1234124, PP);
@@ -1384,7 +1386,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadImmediatePPLarge, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadImmediate(R0, 0x9287436598237465, PP);
@@ -1402,7 +1404,7 @@
 
 // LoadObject null.
 ASSEMBLER_TEST_GENERATE(LoadObjectNull, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadObject(R0, Object::null_object(), PP);
@@ -1419,7 +1421,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadObjectTrue, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadObject(R0, Bool::True(), PP);
@@ -1436,7 +1438,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(LoadObjectFalse, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();  // Save caller's pool pointer and load a new one here.
   __ LoadPoolPointer(PP);
   __ LoadObject(R0, Bool::False(), PP);
@@ -1597,7 +1599,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrdFstrdPrePostIndex, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ fstrd(V1, Address(SP, -1*kWordSize, Address::PreIndex));
   __ fldrd(V0, Address(SP, 1*kWordSize, Address::PostIndex));
@@ -1612,7 +1614,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrsFstrsPrePostIndex, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ fcvtsd(V2, V1);
   __ fstrs(V2, Address(SP, -1*kWordSize, Address::PreIndex));
@@ -1629,7 +1631,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrqFstrqPrePostIndex, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V1, 21.0, kNoPP);
   __ LoadDImmediate(V2, 21.0, kNoPP);
   __ LoadImmediate(R1, 42, kNoPP);
@@ -1800,7 +1802,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrdFstrdHeapTag, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 43.0, kNoPP);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ AddImmediate(SP, SP, -1 * kWordSize, kNoPP);
@@ -1819,7 +1821,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrdFstrdLargeIndex, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 43.0, kNoPP);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   // Largest negative offset that can fit in the signed 9-bit immediate field.
@@ -1839,7 +1841,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrdFstrdLargeOffset, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 43.0, kNoPP);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ sub(SP, SP, Operand(512*kWordSize));
@@ -1857,7 +1859,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrdFstrdExtReg, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 43.0, kNoPP);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ movz(R2, 0xfff8, 0);
@@ -1879,7 +1881,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(FldrdFstrdScaledReg, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 43.0, kNoPP);
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ movz(R2, 10, 0);
@@ -2342,7 +2344,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(Vdupd, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 21.0, kNoPP);
   __ vdupd(V1, V0, 0);
 
@@ -2365,7 +2367,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(Vdups, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 21.0, kNoPP);
   __ fcvtsd(V0, V0);
   __ vdups(V1, V0, 0);
@@ -2398,7 +2400,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(Vinsd, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V5, 42.0, kNoPP);
   __ vinsd(V1, 1, V5, 0);  // V1[1] <- V0[0].
 
@@ -2421,7 +2423,7 @@
 
 
 ASSEMBLER_TEST_GENERATE(Vinss, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ LoadDImmediate(V0, 21.0, kNoPP);
   __ fcvtsd(V0, V0);
   __ vinss(V1, 3, V0, 0);
@@ -3232,7 +3234,7 @@
 // R1: value.
 // R2: growable array.
 ASSEMBLER_TEST_GENERATE(StoreIntoObject, assembler) {
-  __ mov(SP, CSP);
+  __ SetupDartSP(kTestStackSpace);
   __ TagAndPushPP();
   __ LoadPoolPointer(PP);
   __ Push(CTX);