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Unified Diff: src/ppc/constants-ppc.cc

Issue 714093002: PowerPC specific sub-directories. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 1 month ago
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Index: src/ppc/constants-ppc.cc
diff --git a/src/ppc/constants-ppc.cc b/src/ppc/constants-ppc.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f32f25a2581177f5f7a29dc4ba3d4e3bf71c6632
--- /dev/null
+++ b/src/ppc/constants-ppc.cc
@@ -0,0 +1,91 @@
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "src/v8.h"
+
+#if V8_TARGET_ARCH_PPC
+
+#include "src/ppc/constants-ppc.h"
+
+
+namespace v8 {
+namespace internal {
+
+// 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* Registers::names_[kNumRegisters] = {
+ "r0", "sp", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
+ "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",
+ "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "fp"};
+
+
+// List of alias names which can be used when referring to PPC registers.
+const Registers::RegisterAlias Registers::aliases_[] = {{10, "sl"},
+ {11, "r11"},
+ {12, "r12"},
+ {13, "r13"},
+ {14, "r14"},
+ {15, "r15"},
+ {kNoRegister, NULL}};
+
+
+const char* Registers::Name(int reg) {
+ const char* result;
+ if ((0 <= reg) && (reg < kNumRegisters)) {
+ result = names_[reg];
+ } else {
+ result = "noreg";
+ }
+ return result;
+}
+
+
+const char* FPRegisters::names_[kNumFPRegisters] = {
+ "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "d8", "d9", "d10",
+ "d11", "d12", "d13", "d14", "d15", "d16", "d17", "d18", "d19", "d20", "d21",
+ "d22", "d23", "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31"};
+
+
+const char* FPRegisters::Name(int reg) {
+ DCHECK((0 <= reg) && (reg < kNumFPRegisters));
+ return names_[reg];
+}
+
+
+int FPRegisters::Number(const char* name) {
+ for (int i = 0; i < kNumFPRegisters; i++) {
+ if (strcmp(names_[i], name) == 0) {
+ return i;
+ }
+ }
+
+ // No register with the requested name found.
+ return kNoRegister;
+}
+
+
+int Registers::Number(const char* name) {
+ // Look through the canonical names.
+ for (int i = 0; i < kNumRegisters; i++) {
+ if (strcmp(names_[i], name) == 0) {
+ return i;
+ }
+ }
+
+ // Look through the alias names.
+ int i = 0;
+ while (aliases_[i].reg != kNoRegister) {
+ if (strcmp(aliases_[i].name, name) == 0) {
+ return aliases_[i].reg;
+ }
+ i++;
+ }
+
+ // No register with the requested name found.
+ return kNoRegister;
+}
+}
+} // namespace v8::internal
+
+#endif // V8_TARGET_ARCH_PPC
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