projects / OpenSPARC-T2-SAM / blame
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|---|---|---|
| 920dae64 AT |
1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== | |
| 3 | * | |
| 4 | * OpenSPARC T2 Processor File: SS_LsuTrap.s | |
| 5 | * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
| 6 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. | |
| 7 | * | |
| 8 | * The above named program is free software; you can redistribute it and/or | |
| 9 | * modify it under the terms of the GNU General Public | |
| 10 | * License version 2 as published by the Free Software Foundation. | |
| 11 | * | |
| 12 | * The above named program is distributed in the hope that it will be | |
| 13 | * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | * General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public | |
| 18 | * License along with this work; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. | |
| 20 | * | |
| 21 | * ========== Copyright Header End ============================================ | |
| 22 | */ | |
| 23 | #if !defined(ARCH_X64) | |
| 24 | ||
| 25 | .register %g2,#scratch | |
| 26 | .register %g3,#scratch | |
| 27 | ||
| 28 | .section ".text" | |
| 29 | ||
| 30 | .global ss_data_trap_mem_address_not_aligned | |
| 31 | .type ss_data_trap_mem_address_not_aligned, #function | |
| 32 | ||
| 33 | ss_data_trap_mem_address_not_aligned: | |
| 34 | ||
| 35 | ldptr [S_PTR + DATA_TRAP],%g1 | |
| 36 | jmpl %g1,%g0 | |
| 37 | mov T_MEM_ADDRESS_NOT_ALIGNED,%o5 | |
| 38 | ||
| 39 | .global ss_data_trap_lddf_mem_address_not_aligned | |
| 40 | .type ss_data_trap_lddf_mem_address_not_aligned, #function | |
| 41 | ||
| 42 | ss_data_trap_lddf_mem_address_not_aligned: | |
| 43 | ||
| 44 | and %o4,7,%g2 ! lddf has a special case when the lower three | |
| 45 | ldptr [S_PTR + DATA_TRAP],%g1 ! bits of the address is 3'b100, it's a remnant | |
| 46 | cmp %g2,4 ! of the old v8 mode ... | |
| 47 | mov T_MEM_ADDRESS_NOT_ALIGNED,%o5 | |
| 48 | jmpl %g1,%g0 | |
| 49 | move %xcc,T_LDDF_MEM_ADDRESS_NOT_ALIGNED,%o5 | |
| 50 | ||
| 51 | .global ss_data_trap_stdf_mem_address_not_aligned | |
| 52 | .type ss_data_trap_stdf_mem_address_not_aligned, #function | |
| 53 | ||
| 54 | ss_data_trap_stdf_mem_address_not_aligned: | |
| 55 | ||
| 56 | and %o4,7,%g2 ! stdf has a special case when the lower three | |
| 57 | ldptr [S_PTR + DATA_TRAP],%g1 ! bits of the address is 3'b100, it's a remnant | |
| 58 | cmp %g2,4 ! of the old v8 mode ... | |
| 59 | mov T_MEM_ADDRESS_NOT_ALIGNED,%o5 | |
| 60 | jmpl %g1,%g0 | |
| 61 | move %xcc,T_STDF_MEM_ADDRESS_NOT_ALIGNED,%o5 | |
| 62 | ||
| 63 | .global ss_data_trap_mem_address_range | |
| 64 | .type ss_data_trap_mem_address_range, #function | |
| 65 | ||
| 66 | ss_data_trap_mem_address_range: | |
| 67 | ||
| 68 | ldptr [S_PTR + DATA_TRAP],%g1 | |
| 69 | jmpl %g1,%g0 | |
| 70 | mov T_MEM_ADDRESS_RANGE,%o5 | |
| 71 | ||
| 72 | .global ss_data_trap_va_watchpoint | |
| 73 | .type ss_data_trap_va_watchpoint, #function | |
| 74 | ||
| 75 | ss_data_trap_va_watchpoint: | |
| 76 | ||
| 77 | ldptr [S_PTR + DATA_TRAP],%g1 | |
| 78 | jmpl %g1,%g0 | |
| 79 | mov T_VA_WATCHPOINT,%o5 | |
| 80 | ||
| 81 | .global ss_data_trap_dae_invalid_asi | |
| 82 | .type ss_data_trap_dae_invalid_asi, #function | |
| 83 | ||
| 84 | ss_data_trap_dae_invalid_asi: | |
| 85 | ||
| 86 | ldptr [S_PTR + DATA_TRAP],%g1 | |
| 87 | jmpl %g1,%g0 | |
| 88 | mov T_DAE_INVALID_ASI,%o5 | |
| 89 | ||
| 90 | .global ss_data_trap_privileged_action | |
| 91 | .type ss_data_trap_privileged_action, #function | |
| 92 | ||
| 93 | ss_data_trap_privileged_action: | |
| 94 | ||
| 95 | ldptr [S_PTR + DATA_TRAP],%g1 | |
| 96 | jmpl %g1,%g0 | |
| 97 | mov T_PRIVILEGED_ACTION,%o5 | |
| 98 | ||
| 99 | #endif |