diff options
Diffstat (limited to 'deps/v8/src/ppc/constants-ppc.h')
| -rw-r--r-- | deps/v8/src/ppc/constants-ppc.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/deps/v8/src/ppc/constants-ppc.h b/deps/v8/src/ppc/constants-ppc.h index 44749d4eb6..673e5dc9b7 100644 --- a/deps/v8/src/ppc/constants-ppc.h +++ b/deps/v8/src/ppc/constants-ppc.h @@ -23,6 +23,9 @@ namespace v8 { namespace internal { +// TODO(sigurds): Change this value once we use relative jumps. +constexpr size_t kMaxPCRelativeCodeRangeInMB = 0; + // Number of registers const int kNumRegisters = 32; @@ -36,6 +39,11 @@ const int kNoRegister = -1; const int kLoadPtrMaxReachBits = 15; const int kLoadDoubleMaxReachBits = 15; +// Actual value of root register is offset from the root array's start +// to take advantage of negative displacement values. +// TODO(sigurds): Choose best value. +constexpr int kRootRegisterBias = 128; + // sign-extend the least significant 16-bits of value <imm> #define SIGN_EXT_IMM16(imm) ((static_cast<int>(imm) << 16) >> 16) |