Changeset 25804b60 in rtems
- Timestamp:
- 03/20/98 17:38:53 (25 years ago)
- Branches:
- 4.10, 4.11, 4.8, 4.9, 5, master
- Children:
- db4aaf8
- Parents:
- 22393efc
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
c/src/exec/score/cpu/m68k/m68k.h
r22393efc r25804b60 30 30 * 31 31 * Currently recognized: 32 * m68000 (no FP) 33 * m68020 (implies FP) 34 * m68020_nofp (no FP) 35 * m68030 (implies FP) 36 * m68040 (implies FP) 37 * m68lc040 (no FP) 38 * m68ec040 (no FP) 39 * m68302 (no FP) 40 * m68332 (no FP) 41 * mcpu32 (no FP) (includes m68360) 42 * 43 * Primary difference (for RTEMS) between m68040, m680lc040, and 44 * m68ec040 is the presence or absence of the FPU. 32 * -m68000 33 * -m68000 -msoft-float 34 * -m68020 35 * -m68020 -msoft-float 36 * -m68030 37 * -m68040 -msoft-float 38 * -m68040 39 * -m68040 -msoft-float 40 * -m68302 (no FP) 41 * -m68332 (no FP) 42 * -mcpu32 (no FP) 45 43 * 46 44 * Here is some information on the 040 variants (courtesy of Doug McBride, … … 62 60 * up and the cpu32 based models. 63 61 * 62 * M68K_HAS_MISALIGNED is non-zero if the CPU allows byte-misaligned 63 * data access (68020, 68030, 68040, 68060, CPU32+). 64 * 64 65 * NOTE: 65 66 * Eventually it would be nice to evaluate doing a lot of this section … … 67 68 */ 68 69 69 #if defined(m68000) 70 71 #define CPU_MODEL_NAME "m68000" 70 #if defined(__mc68020__) 71 72 #define CPU_MODEL_NAME "m68020" 73 #define M68K_HAS_VBR 1 74 #define M68K_HAS_SEPARATE_STACKS 1 75 #define M68K_HAS_BFFFO 1 76 #define M68K_HAS_PREINDEXING 1 77 #define M68K_HAS_EXTB_L 1 78 #define M68K_HAS_MISALIGNED 1 79 # if defined (__HAVE_68881__) 80 # define M68K_HAS_FPU 1 81 # define M68K_HAS_FPSP_PACKAGE 0 82 # else 83 # define M68K_HAS_FPU 0 84 # define M68K_HAS_FPSP_PACKAGE 0 85 # endif 86 87 #elif defined(__mc68030__) 88 89 #define CPU_MODEL_NAME "m68030" 90 #define M68K_HAS_VBR 1 91 #define M68K_HAS_SEPARATE_STACKS 1 92 #define M68K_HAS_BFFFO 1 93 #define M68K_HAS_PREINDEXING 1 94 #define M68K_HAS_EXTB_L 1 95 #define M68K_HAS_MISALIGNED 1 96 # if defined (__HAVE_68881__) 97 # define M68K_HAS_FPU 1 98 # define M68K_HAS_FPSP_PACKAGE 0 99 # else 100 # define M68K_HAS_FPU 0 101 # define M68K_HAS_FPSP_PACKAGE 0 102 # endif 103 104 #elif defined(__mc68040__) 105 106 #define CPU_MODEL_NAME "m68040" 107 #define M68K_HAS_VBR 1 108 #define M68K_HAS_SEPARATE_STACKS 1 109 #define M68K_HAS_BFFFO 1 110 #define M68K_HAS_PREINDEXING 1 111 #define M68K_HAS_EXTB_L 1 112 #define M68K_HAS_MISALIGNED 1 113 # if defined (__HAVE_68881__) 114 # define M68K_HAS_FPU 1 115 # define M68K_HAS_FPSP_PACKAGE 1 116 # else 117 # define M68K_HAS_FPU 0 118 # define M68K_HAS_FPSP_PACKAGE 0 119 # endif 120 121 #elif defined(__mc68302__) 122 #define CPU_MODEL_NAME "m68302" 72 123 #define M68K_HAS_VBR 0 73 124 #define M68K_HAS_SEPARATE_STACKS 0 74 #define M68K_HAS_FPU 075 125 #define M68K_HAS_BFFFO 0 76 126 #define M68K_HAS_PREINDEXING 0 77 127 #define M68K_HAS_EXTB_L 0 128 #define M68K_HAS_MISALIGNED 0 129 #define M68K_HAS_FPU 0 78 130 #define M68K_HAS_FPSP_PACKAGE 0 79 131 80 #elif defined(m68020) 81 82 #define CPU_MODEL_NAME "m68020" 83 #define M68K_HAS_VBR 1 84 #define M68K_HAS_SEPARATE_STACKS 1 85 #define M68K_HAS_FPU 1 86 #define M68K_HAS_BFFFO 1 87 #define M68K_HAS_PREINDEXING 1 88 #define M68K_HAS_EXTB_L 1 132 #elif defined(__mc68332__) 133 134 #define CPU_MODEL_NAME "mcpu32" 135 #define M68K_HAS_VBR 1 136 #define M68K_HAS_SEPARATE_STACKS 0 137 #define M68K_HAS_BFFFO 0 138 #define M68K_HAS_PREINDEXING 1 139 #define M68K_HAS_EXTB_L 1 140 #define M68K_HAS_MISALIGNED 0 141 #define M68K_HAS_FPU 0 89 142 #define M68K_HAS_FPSP_PACKAGE 0 90 91 #elif defined(m68020_nofp) 92 93 #define CPU_MODEL_NAME "m68020 w/o fp" 94 #define M68K_HAS_VBR 1 95 #define M68K_HAS_SEPARATE_STACKS 1 143 144 #elif defined(__mcpu32__) 145 146 #define CPU_MODEL_NAME "mcpu32+" 147 #define M68K_HAS_VBR 1 148 #define M68K_HAS_SEPARATE_STACKS 0 149 #define M68K_HAS_BFFFO 0 150 #define M68K_HAS_PREINDEXING 1 151 #define M68K_HAS_EXTB_L 1 152 #define M68K_HAS_MISALIGNED 1 96 153 #define M68K_HAS_FPU 0 97 #define M68K_HAS_BFFFO 198 #define M68K_HAS_PREINDEXING 199 #define M68K_HAS_EXTB_L 1100 154 #define M68K_HAS_FPSP_PACKAGE 0 101 102 #elif defined(m68030) 103 104 #define CPU_MODEL_NAME "m68030" 105 #define M68K_HAS_VBR 1 106 #define M68K_HAS_SEPARATE_STACKS 1 107 #define M68K_HAS_FPU 1 108 #define M68K_HAS_BFFFO 1 109 #define M68K_HAS_PREINDEXING 1 110 #define M68K_HAS_EXTB_L 1 111 #define M68K_HAS_FPSP_PACKAGE 0 112 113 #elif defined(m68040) 114 115 #define CPU_MODEL_NAME "m68040" 116 #define M68K_HAS_VBR 1 117 #define M68K_HAS_SEPARATE_STACKS 1 118 #define M68K_HAS_FPU 1 119 #define M68K_HAS_BFFFO 1 120 #define M68K_HAS_PREINDEXING 1 121 #define M68K_HAS_EXTB_L 1 122 #define M68K_HAS_FPSP_PACKAGE 1 123 124 #elif defined(m68lc040) 125 126 #define CPU_MODEL_NAME "m68lc040" 127 #define M68K_HAS_VBR 1 128 #define M68K_HAS_SEPARATE_STACKS 1 129 #define M68K_HAS_FPU 0 130 #define M68K_HAS_BFFFO 1 131 #define M68K_HAS_PREINDEXING 1 132 #define M68K_HAS_EXTB_L 1 133 #define M68K_HAS_FPSP_PACKAGE 0 134 135 #elif defined(m68ec040) 136 137 #define CPU_MODEL_NAME "m68ec040" 138 #define M68K_HAS_VBR 1 139 #define M68K_HAS_SEPARATE_STACKS 1 140 #define M68K_HAS_FPU 0 141 #define M68K_HAS_BFFFO 1 142 #define M68K_HAS_PREINDEXING 1 143 #define M68K_HAS_EXTB_L 1 144 #define M68K_HAS_FPSP_PACKAGE 0 145 146 #elif defined(m68302) 147 /* essentially a m68000 with onboard peripherals */ 148 #define CPU_MODEL_NAME "m68302" 155 156 #elif defined(__mc68000__) 157 158 #define CPU_MODEL_NAME "m68000" 149 159 #define M68K_HAS_VBR 0 150 160 #define M68K_HAS_SEPARATE_STACKS 0 151 #define M68K_HAS_FPU 0152 161 #define M68K_HAS_BFFFO 0 153 162 #define M68K_HAS_PREINDEXING 0 154 163 #define M68K_HAS_EXTB_L 0 155 #define M68K_HAS_FPSP_PACKAGE 0 156 157 #elif defined(m68332) 158 159 #define CPU_MODEL_NAME "m68332" 160 #define M68K_HAS_VBR 1 161 #define M68K_HAS_SEPARATE_STACKS 0 162 #define M68K_HAS_FPU 0 163 #define M68K_HAS_BFFFO 0 164 #define M68K_HAS_PREINDEXING 0 165 #define M68K_HAS_EXTB_L 1 166 #define M68K_HAS_FPSP_PACKAGE 0 167 168 #elif defined(mcpu32) 169 170 #define CPU_MODEL_NAME "mcpu32" 171 #define M68K_HAS_VBR 1 172 #define M68K_HAS_SEPARATE_STACKS 0 173 #define M68K_HAS_FPU 0 174 #define M68K_HAS_BFFFO 0 175 #define M68K_HAS_PREINDEXING 1 176 #define M68K_HAS_EXTB_L 1 177 #define M68K_HAS_FPSP_PACKAGE 0 164 #define M68K_HAS_MISALIGNED 0 165 # if defined (__HAVE_68881__) 166 # define M68K_HAS_FPU 1 167 # define M68K_HAS_FPSP_PACKAGE 0 168 # else 169 # define M68K_HAS_FPU 0 170 # define M68K_HAS_FPSP_PACKAGE 0 171 # endif 178 172 179 173 #else 180 174 181 #error "Unsupported CPU Model"175 #error "Unsupported CPU model -- are you sure you're running a 68k compiler?" 182 176 183 177 #endif
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