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src/cpu/x86/vm/register_x86.hpp

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 145  public:
 146   enum {
 147 #ifndef AMD64
 148     number_of_registers = 8,
 149     max_slots_per_register = 16   // 512-bit
 150 #else
 151     number_of_registers = 32,
 152     max_slots_per_register = 16   // 512-bit
 153 #endif // AMD64
 154   };
 155 
 156   // construction
 157   friend XMMRegister as_XMMRegister(int encoding);
 158 
 159   inline VMReg as_VMReg();
 160 
 161   // derived registers, offsets, and addresses
 162   XMMRegister successor() const                          { return as_XMMRegister(encoding() + 1); }
 163 
 164   // accessors
 165   int   encoding() const                          { assert(is_valid(), err_msg("invalid register (%d)", (int)(intptr_t)this )); return (intptr_t)this; }
 166   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
 167   const char* name() const;
 168 };
 169 
 170 
 171 // The XMM registers, for P3 and up chips
 172 CONSTANT_REGISTER_DECLARATION(XMMRegister, xnoreg , (-1));
 173 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm0 , ( 0));
 174 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm1 , ( 1));
 175 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm2 , ( 2));
 176 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm3 , ( 3));
 177 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm4 , ( 4));
 178 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm5 , ( 5));
 179 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm6 , ( 6));
 180 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm7 , ( 7));
 181 #ifdef AMD64
 182 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm8,      (8));
 183 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm9,      (9));
 184 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm10,    (10));
 185 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm11,    (11));


 228   return (KRegister)(intptr_t)encoding;
 229 }
 230 
 231 // The implementation of XMM registers for the IA32 architecture
 232 class KRegisterImpl : public AbstractRegisterImpl {
 233 public:
 234   enum {
 235     number_of_registers = 8,
 236     max_slots_per_register = 1
 237   };
 238 
 239   // construction
 240   friend KRegister as_KRegister(int encoding);
 241 
 242   inline VMReg as_VMReg();
 243 
 244   // derived registers, offsets, and addresses
 245   KRegister successor() const                          { return as_KRegister(encoding() + 1); }
 246 
 247   // accessors
 248   int   encoding() const                          { assert(is_valid(), err_msg("invalid register (%d)", (int)(intptr_t)this)); return (intptr_t)this; }
 249   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
 250   const char* name() const;
 251 };
 252 
 253 // The Mask registers, for AVX3 enabled and up chips
 254 CONSTANT_REGISTER_DECLARATION(KRegister, knoreg, (-1));
 255 CONSTANT_REGISTER_DECLARATION(KRegister, k0, (0));
 256 CONSTANT_REGISTER_DECLARATION(KRegister, k1, (1));
 257 CONSTANT_REGISTER_DECLARATION(KRegister, k2, (2));
 258 CONSTANT_REGISTER_DECLARATION(KRegister, k3, (3));
 259 CONSTANT_REGISTER_DECLARATION(KRegister, k4, (4));
 260 CONSTANT_REGISTER_DECLARATION(KRegister, k5, (5));
 261 CONSTANT_REGISTER_DECLARATION(KRegister, k6, (6));
 262 CONSTANT_REGISTER_DECLARATION(KRegister, k7, (7));
 263 
 264 // Need to know the total number of registers of all sorts for SharedInfo.
 265 // Define a class that exports it.
 266 class ConcreteRegisterImpl : public AbstractRegisterImpl {
 267  public:
 268   enum {




 145  public:
 146   enum {
 147 #ifndef AMD64
 148     number_of_registers = 8,
 149     max_slots_per_register = 16   // 512-bit
 150 #else
 151     number_of_registers = 32,
 152     max_slots_per_register = 16   // 512-bit
 153 #endif // AMD64
 154   };
 155 
 156   // construction
 157   friend XMMRegister as_XMMRegister(int encoding);
 158 
 159   inline VMReg as_VMReg();
 160 
 161   // derived registers, offsets, and addresses
 162   XMMRegister successor() const                          { return as_XMMRegister(encoding() + 1); }
 163 
 164   // accessors
 165   int   encoding() const                          { assert(is_valid(), "invalid register (%d)", (int)(intptr_t)this ); return (intptr_t)this; }
 166   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
 167   const char* name() const;
 168 };
 169 
 170 
 171 // The XMM registers, for P3 and up chips
 172 CONSTANT_REGISTER_DECLARATION(XMMRegister, xnoreg , (-1));
 173 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm0 , ( 0));
 174 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm1 , ( 1));
 175 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm2 , ( 2));
 176 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm3 , ( 3));
 177 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm4 , ( 4));
 178 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm5 , ( 5));
 179 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm6 , ( 6));
 180 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm7 , ( 7));
 181 #ifdef AMD64
 182 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm8,      (8));
 183 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm9,      (9));
 184 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm10,    (10));
 185 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm11,    (11));


 228   return (KRegister)(intptr_t)encoding;
 229 }
 230 
 231 // The implementation of XMM registers for the IA32 architecture
 232 class KRegisterImpl : public AbstractRegisterImpl {
 233 public:
 234   enum {
 235     number_of_registers = 8,
 236     max_slots_per_register = 1
 237   };
 238 
 239   // construction
 240   friend KRegister as_KRegister(int encoding);
 241 
 242   inline VMReg as_VMReg();
 243 
 244   // derived registers, offsets, and addresses
 245   KRegister successor() const                          { return as_KRegister(encoding() + 1); }
 246 
 247   // accessors
 248   int   encoding() const                          { assert(is_valid(), "invalid register (%d)", (int)(intptr_t)this); return (intptr_t)this; }
 249   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
 250   const char* name() const;
 251 };
 252 
 253 // The Mask registers, for AVX3 enabled and up chips
 254 CONSTANT_REGISTER_DECLARATION(KRegister, knoreg, (-1));
 255 CONSTANT_REGISTER_DECLARATION(KRegister, k0, (0));
 256 CONSTANT_REGISTER_DECLARATION(KRegister, k1, (1));
 257 CONSTANT_REGISTER_DECLARATION(KRegister, k2, (2));
 258 CONSTANT_REGISTER_DECLARATION(KRegister, k3, (3));
 259 CONSTANT_REGISTER_DECLARATION(KRegister, k4, (4));
 260 CONSTANT_REGISTER_DECLARATION(KRegister, k5, (5));
 261 CONSTANT_REGISTER_DECLARATION(KRegister, k6, (6));
 262 CONSTANT_REGISTER_DECLARATION(KRegister, k7, (7));
 263 
 264 // Need to know the total number of registers of all sorts for SharedInfo.
 265 // Define a class that exports it.
 266 class ConcreteRegisterImpl : public AbstractRegisterImpl {
 267  public:
 268   enum {


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