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Unified Diff: src/mips64/assembler-mips64.h

Issue 1334793004: MIPS64: Add big-endian support for mips64. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebase ToT. Created 5 years, 3 months ago
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Index: src/mips64/assembler-mips64.h
diff --git a/src/mips64/assembler-mips64.h b/src/mips64/assembler-mips64.h
index 2036aa796397f05009804038c2e504659fa24b8e..be57f298062492304c4eacd63b19d6438bf91e17 100644
--- a/src/mips64/assembler-mips64.h
+++ b/src/mips64/assembler-mips64.h
@@ -79,6 +79,16 @@ struct Register {
static const int kSizeInBytes = 8;
static const int kCpRegister = 23; // cp (s7) is the 23rd register.
+#if defined(V8_TARGET_LITTLE_ENDIAN)
+ static const int kMantissaOffset = 0;
+ static const int kExponentOffset = 4;
+#elif defined(V8_TARGET_BIG_ENDIAN)
+ static const int kMantissaOffset = 4;
+ static const int kExponentOffset = 0;
+#else
+#error Unknown endianness
+#endif
+
inline static int NumAllocatableRegisters();
static int ToAllocationIndex(Register reg) {
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