diff options
Diffstat (limited to 'gcc-4.9/gcc/config/rs6000/rs6000.h')
| -rw-r--r-- | gcc-4.9/gcc/config/rs6000/rs6000.h | 171 |
1 files changed, 130 insertions, 41 deletions
diff --git a/gcc-4.9/gcc/config/rs6000/rs6000.h b/gcc-4.9/gcc/config/rs6000/rs6000.h index 2b5d033f8..f36386770 100644 --- a/gcc-4.9/gcc/config/rs6000/rs6000.h +++ b/gcc-4.9/gcc/config/rs6000/rs6000.h @@ -930,35 +930,36 @@ enum data_align { align_abi, align_opt, align_both }; The 3 HTM registers aren't also included in DWARF_FRAME_REGISTERS. */ -#define FIRST_PSEUDO_REGISTER 117 +#define FIRST_PSEUDO_REGISTER 149 /* This must be included for pre gcc 3.0 glibc compatibility. */ #define PRE_GCC3_DWARF_FRAME_REGISTERS 77 -/* Add 32 dwarf columns for synthetic SPE registers. */ -#define DWARF_FRAME_REGISTERS ((FIRST_PSEUDO_REGISTER - 4) + 32) +/* True if register is an SPE High register. */ +#define SPE_HIGH_REGNO_P(N) \ + ((N) >= FIRST_SPE_HIGH_REGNO && (N) <= LAST_SPE_HIGH_REGNO) + +/* SPE high registers added as hard regs. + The sfp register and 3 HTM registers + aren't included in DWARF_FRAME_REGISTERS. */ +#define DWARF_FRAME_REGISTERS (FIRST_PSEUDO_REGISTER - 4) /* The SPE has an additional 32 synthetic registers, with DWARF debug info numbering for these registers starting at 1200. While eh_frame register numbering need not be the same as the debug info numbering, - we choose to number these regs for eh_frame at 1200 too. This allows - future versions of the rs6000 backend to add hard registers and - continue to use the gcc hard register numbering for eh_frame. If the - extra SPE registers in eh_frame were numbered starting from the - current value of FIRST_PSEUDO_REGISTER, then if FIRST_PSEUDO_REGISTER - changed we'd need to introduce a mapping in DWARF_FRAME_REGNUM to - avoid invalidating older SPE eh_frame info. + we choose to number these regs for eh_frame at 1200 too. We must map them here to avoid huge unwinder tables mostly consisting of unused space. */ #define DWARF_REG_TO_UNWIND_COLUMN(r) \ - ((r) > 1200 ? ((r) - 1200 + (DWARF_FRAME_REGISTERS - 32)) : (r)) + ((r) >= 1200 ? ((r) - 1200 + (DWARF_FRAME_REGISTERS - 32)) : (r)) /* Use standard DWARF numbering for DWARF debugging information. */ #define DBX_REGISTER_NUMBER(REGNO) rs6000_dbx_register_number (REGNO) /* Use gcc hard register numbering for eh_frame. */ -#define DWARF_FRAME_REGNUM(REGNO) (REGNO) +#define DWARF_FRAME_REGNUM(REGNO) \ + (SPE_HIGH_REGNO_P (REGNO) ? ((REGNO) - FIRST_SPE_HIGH_REGNO + 1200) : (REGNO)) /* Map register numbers held in the call frame info that gcc has collected using DWARF_FRAME_REGNUM to those that should be output in @@ -992,7 +993,10 @@ enum data_align { align_abi, align_opt, align_both }; 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ 1, 1 \ - , 1, 1, 1, 1, 1, 1 \ + , 1, 1, 1, 1, 1, 1, \ + /* SPE High registers. */ \ + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \ + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 \ } /* 1 for registers not available across function calls. @@ -1012,7 +1016,10 @@ enum data_align { align_abi, align_opt, align_both }; 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ 1, 1 \ - , 1, 1, 1, 1, 1, 1 \ + , 1, 1, 1, 1, 1, 1, \ + /* SPE High registers. */ \ + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \ + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 \ } /* Like `CALL_USED_REGISTERS' except this macro doesn't require that @@ -1031,7 +1038,10 @@ enum data_align { align_abi, align_opt, align_both }; 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ 0, 0 \ - , 0, 0, 0, 0, 0, 0 \ + , 0, 0, 0, 0, 0, 0, \ + /* SPE High registers. */ \ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 \ } #define TOTAL_ALTIVEC_REGS (LAST_ALTIVEC_REGNO - FIRST_ALTIVEC_REGNO + 1) @@ -1114,7 +1124,10 @@ enum data_align { align_abi, align_opt, align_both }; 96, 95, 94, 93, 92, 91, \ 108, 107, 106, 105, 104, 103, 102, 101, 100, 99, 98, 97, \ 109, 110, \ - 111, 112, 113, 114, 115, 116 \ + 111, 112, 113, 114, 115, 116, \ + 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, \ + 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, \ + 141, 142, 143, 144, 145, 146, 147, 148 \ } /* True if register is floating-point. */ @@ -1349,6 +1362,7 @@ enum reg_class CR_REGS, NON_FLOAT_REGS, CA_REGS, + SPE_HIGH_REGS, ALL_REGS, LIM_REG_CLASSES }; @@ -1380,6 +1394,7 @@ enum reg_class "CR_REGS", \ "NON_FLOAT_REGS", \ "CA_REGS", \ + "SPE_HIGH_REGS", \ "ALL_REGS" \ } @@ -1387,30 +1402,54 @@ enum reg_class This is an initializer for a vector of HARD_REG_SET of length N_REG_CLASSES. */ -#define REG_CLASS_CONTENTS \ -{ \ - { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, /* NO_REGS */ \ - { 0xfffffffe, 0x00000000, 0x00000008, 0x00020000 }, /* BASE_REGS */ \ - { 0xffffffff, 0x00000000, 0x00000008, 0x00020000 }, /* GENERAL_REGS */ \ - { 0x00000000, 0xffffffff, 0x00000000, 0x00000000 }, /* FLOAT_REGS */ \ - { 0x00000000, 0x00000000, 0xffffe000, 0x00001fff }, /* ALTIVEC_REGS */ \ - { 0x00000000, 0xffffffff, 0xffffe000, 0x00001fff }, /* VSX_REGS */ \ - { 0x00000000, 0x00000000, 0x00000000, 0x00002000 }, /* VRSAVE_REGS */ \ - { 0x00000000, 0x00000000, 0x00000000, 0x00004000 }, /* VSCR_REGS */ \ - { 0x00000000, 0x00000000, 0x00000000, 0x00008000 }, /* SPE_ACC_REGS */ \ - { 0x00000000, 0x00000000, 0x00000000, 0x00010000 }, /* SPEFSCR_REGS */ \ - { 0x00000000, 0x00000000, 0x00000000, 0x00040000 }, /* SPR_REGS */ \ - { 0xffffffff, 0xffffffff, 0x00000008, 0x00020000 }, /* NON_SPECIAL_REGS */ \ - { 0x00000000, 0x00000000, 0x00000002, 0x00000000 }, /* LINK_REGS */ \ - { 0x00000000, 0x00000000, 0x00000004, 0x00000000 }, /* CTR_REGS */ \ - { 0x00000000, 0x00000000, 0x00000006, 0x00000000 }, /* LINK_OR_CTR_REGS */ \ - { 0x00000000, 0x00000000, 0x00000006, 0x00002000 }, /* SPECIAL_REGS */ \ - { 0xffffffff, 0x00000000, 0x0000000e, 0x00022000 }, /* SPEC_OR_GEN_REGS */ \ - { 0x00000000, 0x00000000, 0x00000010, 0x00000000 }, /* CR0_REGS */ \ - { 0x00000000, 0x00000000, 0x00000ff0, 0x00000000 }, /* CR_REGS */ \ - { 0xffffffff, 0x00000000, 0x00000ffe, 0x00020000 }, /* NON_FLOAT_REGS */ \ - { 0x00000000, 0x00000000, 0x00001000, 0x00000000 }, /* CA_REGS */ \ - { 0xffffffff, 0xffffffff, 0xfffffffe, 0x0007ffff } /* ALL_REGS */ \ +#define REG_CLASS_CONTENTS \ +{ \ + /* NO_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, \ + /* BASE_REGS. */ \ + { 0xfffffffe, 0x00000000, 0x00000008, 0x00020000, 0x00000000 }, \ + /* GENERAL_REGS. */ \ + { 0xffffffff, 0x00000000, 0x00000008, 0x00020000, 0x00000000 }, \ + /* FLOAT_REGS. */ \ + { 0x00000000, 0xffffffff, 0x00000000, 0x00000000, 0x00000000 }, \ + /* ALTIVEC_REGS. */ \ + { 0x00000000, 0x00000000, 0xffffe000, 0x00001fff, 0x00000000 }, \ + /* VSX_REGS. */ \ + { 0x00000000, 0xffffffff, 0xffffe000, 0x00001fff, 0x00000000 }, \ + /* VRSAVE_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0x00002000, 0x00000000 }, \ + /* VSCR_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0x00004000, 0x00000000 }, \ + /* SPE_ACC_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0x00008000, 0x00000000 }, \ + /* SPEFSCR_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0x00010000, 0x00000000 }, \ + /* SPR_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0x00040000, 0x00000000 }, \ + /* NON_SPECIAL_REGS. */ \ + { 0xffffffff, 0xffffffff, 0x00000008, 0x00020000, 0x00000000 }, \ + /* LINK_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000002, 0x00000000, 0x00000000 }, \ + /* CTR_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000004, 0x00000000, 0x00000000 }, \ + /* LINK_OR_CTR_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000006, 0x00000000, 0x00000000 }, \ + /* SPECIAL_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000006, 0x00002000, 0x00000000 }, \ + /* SPEC_OR_GEN_REGS. */ \ + { 0xffffffff, 0x00000000, 0x0000000e, 0x00022000, 0x00000000 }, \ + /* CR0_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000010, 0x00000000, 0x00000000 }, \ + /* CR_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000ff0, 0x00000000, 0x00000000 }, \ + /* NON_FLOAT_REGS. */ \ + { 0xffffffff, 0x00000000, 0x00000ffe, 0x00020000, 0x00000000 }, \ + /* CA_REGS. */ \ + { 0x00000000, 0x00000000, 0x00001000, 0x00000000, 0x00000000 }, \ + /* SPE_HIGH_REGS. */ \ + { 0x00000000, 0x00000000, 0x00000000, 0xffe00000, 0x001fffff }, \ + /* ALL_REGS. */ \ + { 0xffffffff, 0xffffffff, 0xfffffffe, 0xffe7ffff, 0x001fffff } \ } /* The same information, inverted: @@ -1439,6 +1478,10 @@ enum r6000_reg_class_enum { RS6000_CONSTRAINT_wd, /* VSX register for V2DF */ RS6000_CONSTRAINT_wf, /* VSX register for V4SF */ RS6000_CONSTRAINT_wg, /* FPR register for -mmfpgpr */ + RS6000_CONSTRAINT_wh, /* FPR register for direct moves. */ + RS6000_CONSTRAINT_wi, /* FPR/VSX register to hold DImode */ + RS6000_CONSTRAINT_wj, /* FPR/VSX register for DImode direct moves. */ + RS6000_CONSTRAINT_wk, /* FPR/VSX register for DFmode direct moves. */ RS6000_CONSTRAINT_wl, /* FPR register for LFIWAX */ RS6000_CONSTRAINT_wm, /* VSX register for direct move */ RS6000_CONSTRAINT_wr, /* GPR register if 64-bit */ @@ -1463,6 +1506,9 @@ extern enum reg_class rs6000_constraints[RS6000_CONSTRAINT_MAX]; #define VSX_REG_CLASS_P(CLASS) \ ((CLASS) == VSX_REGS || (CLASS) == FLOAT_REGS || (CLASS) == ALTIVEC_REGS) +/* Return whether a given register class targets general purpose registers. */ +#define GPR_REG_CLASS_P(CLASS) ((CLASS) == GENERAL_REGS || (CLASS) == BASE_REGS) + /* Given an rtx X being reloaded into a reg required to be in class CLASS, return the class of reg to actually use. In general this is just CLASS; but on some machines @@ -2349,6 +2395,39 @@ extern char rs6000_reg_names[][8]; /* register names (0 vs. %r0). */ &rs6000_reg_names[114][0], /* tfhar */ \ &rs6000_reg_names[115][0], /* tfiar */ \ &rs6000_reg_names[116][0], /* texasr */ \ + \ + &rs6000_reg_names[117][0], /* SPE rh0. */ \ + &rs6000_reg_names[118][0], /* SPE rh1. */ \ + &rs6000_reg_names[119][0], /* SPE rh2. */ \ + &rs6000_reg_names[120][0], /* SPE rh3. */ \ + &rs6000_reg_names[121][0], /* SPE rh4. */ \ + &rs6000_reg_names[122][0], /* SPE rh5. */ \ + &rs6000_reg_names[123][0], /* SPE rh6. */ \ + &rs6000_reg_names[124][0], /* SPE rh7. */ \ + &rs6000_reg_names[125][0], /* SPE rh8. */ \ + &rs6000_reg_names[126][0], /* SPE rh9. */ \ + &rs6000_reg_names[127][0], /* SPE rh10. */ \ + &rs6000_reg_names[128][0], /* SPE rh11. */ \ + &rs6000_reg_names[129][0], /* SPE rh12. */ \ + &rs6000_reg_names[130][0], /* SPE rh13. */ \ + &rs6000_reg_names[131][0], /* SPE rh14. */ \ + &rs6000_reg_names[132][0], /* SPE rh15. */ \ + &rs6000_reg_names[133][0], /* SPE rh16. */ \ + &rs6000_reg_names[134][0], /* SPE rh17. */ \ + &rs6000_reg_names[135][0], /* SPE rh18. */ \ + &rs6000_reg_names[136][0], /* SPE rh19. */ \ + &rs6000_reg_names[137][0], /* SPE rh20. */ \ + &rs6000_reg_names[138][0], /* SPE rh21. */ \ + &rs6000_reg_names[139][0], /* SPE rh22. */ \ + &rs6000_reg_names[140][0], /* SPE rh22. */ \ + &rs6000_reg_names[141][0], /* SPE rh24. */ \ + &rs6000_reg_names[142][0], /* SPE rh25. */ \ + &rs6000_reg_names[143][0], /* SPE rh26. */ \ + &rs6000_reg_names[144][0], /* SPE rh27. */ \ + &rs6000_reg_names[145][0], /* SPE rh28. */ \ + &rs6000_reg_names[146][0], /* SPE rh29. */ \ + &rs6000_reg_names[147][0], /* SPE rh30. */ \ + &rs6000_reg_names[148][0], /* SPE rh31. */ \ } /* Table of additional register names to use in user input. */ @@ -2404,7 +2483,17 @@ extern char rs6000_reg_names[][8]; /* register names (0 vs. %r0). */ {"vs56", 101},{"vs57", 102},{"vs58", 103},{"vs59", 104}, \ {"vs60", 105},{"vs61", 106},{"vs62", 107},{"vs63", 108}, \ /* Transactional Memory Facility (HTM) Registers. */ \ - {"tfhar", 114}, {"tfiar", 115}, {"texasr", 116} } + {"tfhar", 114}, {"tfiar", 115}, {"texasr", 116}, \ + /* SPE high registers. */ \ + {"rh0", 117}, {"rh1", 118}, {"rh2", 119}, {"rh3", 120}, \ + {"rh4", 121}, {"rh5", 122}, {"rh6", 123}, {"rh7", 124}, \ + {"rh8", 125}, {"rh9", 126}, {"rh10", 127}, {"rh11", 128}, \ + {"rh12", 129}, {"rh13", 130}, {"rh14", 131}, {"rh15", 132}, \ + {"rh16", 133}, {"rh17", 134}, {"rh18", 135}, {"rh19", 136}, \ + {"rh20", 137}, {"rh21", 138}, {"rh22", 139}, {"rh23", 140}, \ + {"rh24", 141}, {"rh25", 142}, {"rh26", 143}, {"rh27", 144}, \ + {"rh28", 145}, {"rh29", 146}, {"rh30", 147}, {"rh31", 148}, \ +} /* This is how to output an element of a case-vector that is relative. */ |