projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| cdc89eb2 CD |
1 | # MIPS simulator testsuite FPU utility functions. |
| 2 | # Copyright (C) 2004 Free Software Foundation, Inc. | |
| 3 | # Contributed by Chris Demetriou of Broadcom Corporation. | |
| 4 | # | |
| 5 | # This file is part of the GNU simulators. | |
| 6 | # | |
| 7 | # This program is free software; you can redistribute it and/or modify | |
| 8 | # it under the terms of the GNU General Public License as published by | |
| 9 | # the Free Software Foundation; either version 2, or (at your option) | |
| 10 | # any later version. | |
| 11 | # | |
| 12 | # This program is distributed in the hope that it will be useful, | |
| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | # GNU General Public License for more details. | |
| 16 | # | |
| 17 | # You should have received a copy of the GNU General Public License along | |
| 18 | # with this program; if not, write to the Free Software Foundation, Inc., | |
| 19 | # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
| 20 | ||
| 21 | ### | |
| 22 | ### Data movement macros | |
| 23 | ### | |
| 24 | ||
| 25 | .macro ld_fp_df r, v | |
| 26 | .data | |
| 27 | 1: .double \v | |
| 28 | .previous | |
| 29 | ldc1 \r, 1b | |
| 30 | .endm | |
| 31 | ||
| 32 | .macro ld_fp_di r, v | |
| 33 | .data | |
| 34 | 1: .dword \v | |
| 35 | .previous | |
| 36 | ldc1 \r, 1b | |
| 37 | .endm | |
| 38 | ||
| 39 | .macro ld_fp_sf r, v | |
| 40 | .data | |
| 41 | 1: .float \v | |
| 42 | .previous | |
| 43 | lwc1 \r, 1b | |
| 44 | .endm | |
| 45 | ||
| 46 | .macro ld_fp_si r, v | |
| 47 | .data | |
| 48 | 1: .word \v | |
| 49 | .previous | |
| 50 | lwc1 \r, 1b | |
| 51 | .endm | |
| 52 | ||
| 53 | ||
| 54 | ### | |
| 55 | ### FP condition code manipulation macros | |
| 56 | ### | |
| 57 | ||
| 58 | .macro clrset_fp_cc clr, set | |
| 59 | cfc1 $20, $31 | |
| 60 | or $20, $20, (((\clr & 0xf7) << 24) | ((\clr & 0x01) << 23)) | |
| 61 | xor $20, $20, (((\clr & 0xf7) << 24) | ((\clr & 0x01) << 23)) | |
| 62 | or $20, $20, (((\set & 0xf7) << 24) | ((\set & 0x01) << 23)) | |
| 63 | ctc1 $20, $31 | |
| 64 | .endm | |
| 65 | ||
| 66 | .macro clr_fp_cc clr | |
| 67 | clrset_fp_cc \clr, 0 | |
| 68 | .endm | |
| 69 | ||
| 70 | .macro set_fp_cc set | |
| 71 | clrset_fp_cc 0, \set | |
| 72 | .endm | |
| 73 | ||
| 74 | .macro get_fp_cc r | |
| 75 | .set push | |
| 76 | .set noat | |
| 77 | cfc1 $1, $31 | |
| 78 | srl $1, $1, 23 | |
| 79 | andi \r, $1, 0x1fc | |
| 80 | andi $1, $1, 0x1 | |
| 81 | srl \r, \r, 1 | |
| 82 | or \r, \r, $1 | |
| 83 | .set pop | |
| 84 | .endm | |
| 85 | ||
| 86 | .macro ck_fp_cc v | |
| 87 | get_fp_cc $20 | |
| 88 | xori $20, $20, \v | |
| 89 | bnez $20, _fail | |
| 90 | nop | |
| 91 | .endm |