diff options
Diffstat (limited to 'contrib/llvm/lib/Target/SystemZ/SystemZ.h')
-rw-r--r-- | contrib/llvm/lib/Target/SystemZ/SystemZ.h | 187 |
1 files changed, 94 insertions, 93 deletions
diff --git a/contrib/llvm/lib/Target/SystemZ/SystemZ.h b/contrib/llvm/lib/Target/SystemZ/SystemZ.h index dcebbad59071..15792494930a 100644 --- a/contrib/llvm/lib/Target/SystemZ/SystemZ.h +++ b/contrib/llvm/lib/Target/SystemZ/SystemZ.h @@ -19,97 +19,98 @@ #include "llvm/Support/CodeGen.h" namespace llvm { - class SystemZTargetMachine; - class FunctionPass; - - namespace SystemZ { - // Condition-code mask values. - const unsigned CCMASK_0 = 1 << 3; - const unsigned CCMASK_1 = 1 << 2; - const unsigned CCMASK_2 = 1 << 1; - const unsigned CCMASK_3 = 1 << 0; - const unsigned CCMASK_ANY = CCMASK_0 | CCMASK_1 | CCMASK_2 | CCMASK_3; - - // Condition-code mask assignments for integer and floating-point - // comparisons. - const unsigned CCMASK_CMP_EQ = CCMASK_0; - const unsigned CCMASK_CMP_LT = CCMASK_1; - const unsigned CCMASK_CMP_GT = CCMASK_2; - const unsigned CCMASK_CMP_NE = CCMASK_CMP_LT | CCMASK_CMP_GT; - const unsigned CCMASK_CMP_LE = CCMASK_CMP_EQ | CCMASK_CMP_LT; - const unsigned CCMASK_CMP_GE = CCMASK_CMP_EQ | CCMASK_CMP_GT; - - // Condition-code mask assignments for floating-point comparisons only. - const unsigned CCMASK_CMP_UO = CCMASK_3; - const unsigned CCMASK_CMP_O = CCMASK_ANY ^ CCMASK_CMP_UO; - - // All condition-code values produced by comparisons. - const unsigned CCMASK_ICMP = CCMASK_0 | CCMASK_1 | CCMASK_2; - const unsigned CCMASK_FCMP = CCMASK_0 | CCMASK_1 | CCMASK_2 | CCMASK_3; - - // Condition-code mask assignments for CS. - const unsigned CCMASK_CS_EQ = CCMASK_0; - const unsigned CCMASK_CS_NE = CCMASK_1; - const unsigned CCMASK_CS = CCMASK_0 | CCMASK_1; - - // Condition-code mask assignments for a completed SRST loop. - const unsigned CCMASK_SRST_FOUND = CCMASK_1; - const unsigned CCMASK_SRST_NOTFOUND = CCMASK_2; - const unsigned CCMASK_SRST = CCMASK_1 | CCMASK_2; - - // Condition-code mask assignments for TEST UNDER MASK. - const unsigned CCMASK_TM_ALL_0 = CCMASK_0; - const unsigned CCMASK_TM_MIXED_MSB_0 = CCMASK_1; - const unsigned CCMASK_TM_MIXED_MSB_1 = CCMASK_2; - const unsigned CCMASK_TM_ALL_1 = CCMASK_3; - const unsigned CCMASK_TM_SOME_0 = CCMASK_TM_ALL_1 ^ CCMASK_ANY; - const unsigned CCMASK_TM_SOME_1 = CCMASK_TM_ALL_0 ^ CCMASK_ANY; - const unsigned CCMASK_TM_MSB_0 = CCMASK_0 | CCMASK_1; - const unsigned CCMASK_TM_MSB_1 = CCMASK_2 | CCMASK_3; - const unsigned CCMASK_TM = CCMASK_ANY; - - // The position of the low CC bit in an IPM result. - const unsigned IPM_CC = 28; - - // Mask assignments for PFD. - const unsigned PFD_READ = 1; - const unsigned PFD_WRITE = 2; - - // Return true if Val fits an LLILL operand. - static inline bool isImmLL(uint64_t Val) { - return (Val & ~0x000000000000ffffULL) == 0; - } - - // Return true if Val fits an LLILH operand. - static inline bool isImmLH(uint64_t Val) { - return (Val & ~0x00000000ffff0000ULL) == 0; - } - - // Return true if Val fits an LLIHL operand. - static inline bool isImmHL(uint64_t Val) { - return (Val & ~0x00000ffff00000000ULL) == 0; - } - - // Return true if Val fits an LLIHH operand. - static inline bool isImmHH(uint64_t Val) { - return (Val & ~0xffff000000000000ULL) == 0; - } - - // Return true if Val fits an LLILF operand. - static inline bool isImmLF(uint64_t Val) { - return (Val & ~0x00000000ffffffffULL) == 0; - } - - // Return true if Val fits an LLIHF operand. - static inline bool isImmHF(uint64_t Val) { - return (Val & ~0xffffffff00000000ULL) == 0; - } - } - - FunctionPass *createSystemZISelDag(SystemZTargetMachine &TM, - CodeGenOpt::Level OptLevel); - FunctionPass *createSystemZElimComparePass(SystemZTargetMachine &TM); - FunctionPass *createSystemZShortenInstPass(SystemZTargetMachine &TM); - FunctionPass *createSystemZLongBranchPass(SystemZTargetMachine &TM); -} // end namespace llvm; +class SystemZTargetMachine; +class FunctionPass; + +namespace SystemZ { +// Condition-code mask values. +const unsigned CCMASK_0 = 1 << 3; +const unsigned CCMASK_1 = 1 << 2; +const unsigned CCMASK_2 = 1 << 1; +const unsigned CCMASK_3 = 1 << 0; +const unsigned CCMASK_ANY = CCMASK_0 | CCMASK_1 | CCMASK_2 | CCMASK_3; + +// Condition-code mask assignments for integer and floating-point +// comparisons. +const unsigned CCMASK_CMP_EQ = CCMASK_0; +const unsigned CCMASK_CMP_LT = CCMASK_1; +const unsigned CCMASK_CMP_GT = CCMASK_2; +const unsigned CCMASK_CMP_NE = CCMASK_CMP_LT | CCMASK_CMP_GT; +const unsigned CCMASK_CMP_LE = CCMASK_CMP_EQ | CCMASK_CMP_LT; +const unsigned CCMASK_CMP_GE = CCMASK_CMP_EQ | CCMASK_CMP_GT; + +// Condition-code mask assignments for floating-point comparisons only. +const unsigned CCMASK_CMP_UO = CCMASK_3; +const unsigned CCMASK_CMP_O = CCMASK_ANY ^ CCMASK_CMP_UO; + +// All condition-code values produced by comparisons. +const unsigned CCMASK_ICMP = CCMASK_0 | CCMASK_1 | CCMASK_2; +const unsigned CCMASK_FCMP = CCMASK_0 | CCMASK_1 | CCMASK_2 | CCMASK_3; + +// Condition-code mask assignments for CS. +const unsigned CCMASK_CS_EQ = CCMASK_0; +const unsigned CCMASK_CS_NE = CCMASK_1; +const unsigned CCMASK_CS = CCMASK_0 | CCMASK_1; + +// Condition-code mask assignments for a completed SRST loop. +const unsigned CCMASK_SRST_FOUND = CCMASK_1; +const unsigned CCMASK_SRST_NOTFOUND = CCMASK_2; +const unsigned CCMASK_SRST = CCMASK_1 | CCMASK_2; + +// Condition-code mask assignments for TEST UNDER MASK. +const unsigned CCMASK_TM_ALL_0 = CCMASK_0; +const unsigned CCMASK_TM_MIXED_MSB_0 = CCMASK_1; +const unsigned CCMASK_TM_MIXED_MSB_1 = CCMASK_2; +const unsigned CCMASK_TM_ALL_1 = CCMASK_3; +const unsigned CCMASK_TM_SOME_0 = CCMASK_TM_ALL_1 ^ CCMASK_ANY; +const unsigned CCMASK_TM_SOME_1 = CCMASK_TM_ALL_0 ^ CCMASK_ANY; +const unsigned CCMASK_TM_MSB_0 = CCMASK_0 | CCMASK_1; +const unsigned CCMASK_TM_MSB_1 = CCMASK_2 | CCMASK_3; +const unsigned CCMASK_TM = CCMASK_ANY; + +// The position of the low CC bit in an IPM result. +const unsigned IPM_CC = 28; + +// Mask assignments for PFD. +const unsigned PFD_READ = 1; +const unsigned PFD_WRITE = 2; + +// Return true if Val fits an LLILL operand. +static inline bool isImmLL(uint64_t Val) { + return (Val & ~0x000000000000ffffULL) == 0; +} + +// Return true if Val fits an LLILH operand. +static inline bool isImmLH(uint64_t Val) { + return (Val & ~0x00000000ffff0000ULL) == 0; +} + +// Return true if Val fits an LLIHL operand. +static inline bool isImmHL(uint64_t Val) { + return (Val & ~0x00000ffff00000000ULL) == 0; +} + +// Return true if Val fits an LLIHH operand. +static inline bool isImmHH(uint64_t Val) { + return (Val & ~0xffff000000000000ULL) == 0; +} + +// Return true if Val fits an LLILF operand. +static inline bool isImmLF(uint64_t Val) { + return (Val & ~0x00000000ffffffffULL) == 0; +} + +// Return true if Val fits an LLIHF operand. +static inline bool isImmHF(uint64_t Val) { + return (Val & ~0xffffffff00000000ULL) == 0; +} +} // end namespace SystemZ + +FunctionPass *createSystemZISelDag(SystemZTargetMachine &TM, + CodeGenOpt::Level OptLevel); +FunctionPass *createSystemZElimComparePass(SystemZTargetMachine &TM); +FunctionPass *createSystemZShortenInstPass(SystemZTargetMachine &TM); +FunctionPass *createSystemZLongBranchPass(SystemZTargetMachine &TM); +} // end namespace llvm + #endif |