diff options
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGGPRInfo.h')
| -rw-r--r-- | Source/JavaScriptCore/dfg/DFGGPRInfo.h | 78 |
1 files changed, 73 insertions, 5 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGGPRInfo.h b/Source/JavaScriptCore/dfg/DFGGPRInfo.h index aa634cd15..d889cf513 100644 --- a/Source/JavaScriptCore/dfg/DFGGPRInfo.h +++ b/Source/JavaScriptCore/dfg/DFGGPRInfo.h @@ -324,7 +324,6 @@ public: // These registers match the baseline JIT. static const GPRReg cachedResultRegister = X86Registers::eax; - static const GPRReg timeoutCheckRegister = X86Registers::r12; static const GPRReg callFrameRegister = X86Registers::r13; static const GPRReg tagTypeNumberRegister = X86Registers::r14; static const GPRReg tagMaskRegister = X86Registers::r15; @@ -434,8 +433,8 @@ public: static unsigned toIndex(GPRReg reg) { - ASSERT(reg != InvalidGPRReg); - ASSERT(reg < 16); + ASSERT(static_cast<unsigned>(reg) != InvalidGPRReg); + ASSERT(static_cast<unsigned>(reg) < 16); static const unsigned indexForRegister[16] = { 0, 1, 2, InvalidIndex, 3, InvalidIndex, InvalidIndex, InvalidIndex, 4, 5, 6, 7, InvalidIndex, InvalidIndex, InvalidIndex, InvalidIndex }; unsigned result = indexForRegister[reg]; ASSERT(result != InvalidIndex); @@ -444,8 +443,8 @@ public: static const char* debugName(GPRReg reg) { - ASSERT(reg != InvalidGPRReg); - ASSERT(reg < 16); + ASSERT(static_cast<unsigned>(reg) != InvalidGPRReg); + ASSERT(static_cast<unsigned>(reg) < 16); static const char* nameForRegister[16] = { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", @@ -528,6 +527,75 @@ private: #endif +#if CPU(SH4) +#define NUMBER_OF_ARGUMENT_REGISTERS 4 + +class GPRInfo { +public: + typedef GPRReg RegisterType; + static const unsigned numberOfRegisters = 10; + + // Temporary registers. + static const GPRReg regT0 = SH4Registers::r0; + static const GPRReg regT1 = SH4Registers::r1; + static const GPRReg regT2 = SH4Registers::r2; + static const GPRReg regT3 = SH4Registers::r10; + static const GPRReg regT4 = SH4Registers::r4; + static const GPRReg regT5 = SH4Registers::r5; + static const GPRReg regT6 = SH4Registers::r6; + static const GPRReg regT7 = SH4Registers::r7; + static const GPRReg regT8 = SH4Registers::r8; + static const GPRReg regT9 = SH4Registers::r9; + // These registers match the baseline JIT. + static const GPRReg cachedResultRegister = regT0; + static const GPRReg cachedResultRegister2 = regT1; + static const GPRReg callFrameRegister = SH4Registers::fp; + // These constants provide the names for the general purpose argument & return value registers. + static const GPRReg argumentGPR0 = regT4; + static const GPRReg argumentGPR1 = regT5; + static const GPRReg argumentGPR2 = regT6; + static const GPRReg argumentGPR3 = regT7; + static const GPRReg nonArgGPR0 = regT3; + static const GPRReg nonArgGPR1 = regT8; + static const GPRReg nonArgGPR2 = regT9; + static const GPRReg returnValueGPR = regT0; + static const GPRReg returnValueGPR2 = regT1; + static const GPRReg nonPreservedNonReturnGPR = regT2; + + static GPRReg toRegister(unsigned index) + { + ASSERT(index < numberOfRegisters); + static const GPRReg registerForIndex[numberOfRegisters] = { regT0, regT1, regT2, regT3, regT4, regT5, regT6, regT7, regT8, regT9 }; + return registerForIndex[index]; + } + + static unsigned toIndex(GPRReg reg) + { + ASSERT(reg != InvalidGPRReg); + ASSERT(reg < 14); + static const unsigned indexForRegister[14] = { 0, 1, 2, InvalidIndex, 4, 5, 6, 7, 8, 9, 3, InvalidIndex, InvalidIndex, InvalidIndex }; + unsigned result = indexForRegister[reg]; + ASSERT(result != InvalidIndex); + return result; + } + + static const char* debugName(GPRReg reg) + { + ASSERT(reg != InvalidGPRReg); + ASSERT(reg < 16); + static const char* nameForRegister[16] = { + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" + }; + return nameForRegister[reg]; + } + +private: + static const unsigned InvalidIndex = 0xffffffff; +}; + +#endif + typedef RegisterBank<GPRInfo>::iterator gpr_iterator; } } // namespace JSC::DFG |