1 /* Test unsigned integer comparison ops 2 clr, clgr, clgfr, cl, clg, clgf, clfi, clgfi 3 4 missing: cly, clrl, clgrl, clgfrl 5 */ 6 7 #include <stdio.h> 8 #include <stdint.h> 9 #include <inttypes.h> 10 #include <limits.h> 11 #include "opcodes.h" 12 13 #undef RIL_RU 14 #define RIL_RU(op1,r1,op2,i2) \ 15 ".short 0x" #op1 #r1 #op2 "\n\t" \ 16 ".long " #i2 "\n\t" 17 18 19 /* Perform a single unsigned comparison 20 Both operands in register */ 21 #define SCOMP_REG_REG(insn, v1, v2) \ 22 ({ \ 23 int cc; \ 24 uint64_t op1 = v1; \ 25 uint64_t op2 = v2; \ 26 asm volatile( #insn " %1, %2\n\t" \ 27 "ipm %0\n\t" \ 28 "srl %0,28\n\t" \ 29 : "=d" (cc) \ 30 : "d" (op1), "d" (op2) \ 31 : "cc"); \ 32 printf("%.6s (%"PRIu64", %"PRIu64") --> cc = %d\n", \ 33 #insn, op1, op2, cc); \ 34 }) 35 36 /* Perform a single unsigned comparison 37 Left operand in register, right operand in memory */ 38 #define SCOMP_REG_MEM(insn, v1, v2, op2_t) \ 39 ({ \ 40 int cc; \ 41 uint64_t op1 = v1; \ 42 op2_t op2 = v2; \ 43 asm volatile( #insn " %1, %2\n\t" \ 44 "ipm %0\n\t" \ 45 "srl %0,28\n\t" \ 46 : "=d" (cc) \ 47 : "d" (op1), "Q" (op2) \ 48 : "cc"); \ 49 printf("%.6s (%"PRIu64", %"PRIu64") --> cc = %d\n", \ 50 #insn, op1, (uint64_t)op2, cc); \ 51 }) 52 53 /* Perform a single unsigned comparison 54 Left operand in register, right operand is an immediate constant */ 55 #define SCOMP_REG_IMM(insn, v1, v2) \ 56 ({ \ 57 int cc; \ 58 register uint64_t op1 asm("8") = v1; \ 59 asm volatile( insn(8, v2) \ 60 "ipm %0\n\t" \ 61 "srl %0,28\n\t" \ 62 : "=d" (cc) \ 63 : "d" (op1) \ 64 : "cc"); \ 65 printf("%.6s (%"PRIu64", %"PRIu64") --> cc = %d\n", \ 66 #insn, op1, (uint64_t)v2, cc); \ 67 }) 68 69 /* Run a sequence of unsigned comparisons for a given insn */ 70 #define run_scomp_reg_reg(insn) \ 71 ({ \ 72 SCOMP_REG_REG(insn, 0, 0); \ 73 SCOMP_REG_REG(insn, 0, 1); \ 74 SCOMP_REG_REG(insn, 1, 0); \ 75 SCOMP_REG_REG(insn, 2, 1); \ 76 SCOMP_REG_REG(insn, 2, 2); \ 77 SCOMP_REG_REG(insn, 2, 3); \ 78 SCOMP_REG_REG(insn, 0, INT8_MAX); \ 79 SCOMP_REG_REG(insn, INT8_MAX, 0); \ 80 SCOMP_REG_REG(insn, INT8_MAX, INT8_MAX-1); \ 81 SCOMP_REG_REG(insn, INT8_MAX, INT8_MAX); \ 82 SCOMP_REG_REG(insn, 0, INT16_MAX); \ 83 SCOMP_REG_REG(insn, INT16_MAX, 0); \ 84 SCOMP_REG_REG(insn, INT16_MAX, INT16_MAX); \ 85 SCOMP_REG_REG(insn, INT16_MAX, INT16_MAX-1); \ 86 SCOMP_REG_REG(insn, 0, INT32_MAX); \ 87 SCOMP_REG_REG(insn, INT32_MAX, 0); \ 88 SCOMP_REG_REG(insn, INT32_MAX, INT32_MAX); \ 89 SCOMP_REG_REG(insn, INT32_MAX, INT32_MAX-1); \ 90 }) 91 92 /* Run a sequence of signed comparisons for a given insn */ 93 #define run_scomp_reg_mem(insn, op2_t) \ 94 ({ \ 95 SCOMP_REG_MEM(insn, 0, 0, op2_t); \ 96 SCOMP_REG_MEM(insn, 0, 1, op2_t); \ 97 SCOMP_REG_MEM(insn, 1, 0, op2_t); \ 98 SCOMP_REG_MEM(insn, 2, 1, op2_t); \ 99 SCOMP_REG_MEM(insn, 2, 2, op2_t); \ 100 SCOMP_REG_MEM(insn, 2, 3, op2_t); \ 101 SCOMP_REG_MEM(insn, 0, INT8_MAX, op2_t); \ 102 SCOMP_REG_MEM(insn, INT8_MAX, 0, op2_t); \ 103 SCOMP_REG_MEM(insn, INT8_MAX, INT8_MAX-1, op2_t); \ 104 SCOMP_REG_MEM(insn, INT8_MAX, INT8_MAX, op2_t); \ 105 SCOMP_REG_MEM(insn, 0, INT16_MAX, op2_t); \ 106 SCOMP_REG_MEM(insn, INT16_MAX, 0, op2_t); \ 107 SCOMP_REG_MEM(insn, INT16_MAX, INT16_MAX-1, op2_t); \ 108 SCOMP_REG_MEM(insn, INT16_MAX, INT16_MAX, op2_t); \ 109 SCOMP_REG_MEM(insn, 0, INT32_MAX, op2_t); \ 110 SCOMP_REG_MEM(insn, INT32_MAX, 0, op2_t); \ 111 SCOMP_REG_MEM(insn, INT32_MAX, INT32_MAX-1, op2_t); \ 112 SCOMP_REG_MEM(insn, INT32_MAX, INT32_MAX, op2_t); \ 113 }) 114 115 /* Run a sequence of signed comparisons for a given insn */ 116 #define run_scomp_reg_imm(insn) \ 117 ({ \ 118 SCOMP_REG_IMM(insn, 0, 0); \ 119 SCOMP_REG_IMM(insn, 0, 1); \ 120 SCOMP_REG_IMM(insn, 1, 0); \ 121 SCOMP_REG_IMM(insn, 2, 1); \ 122 SCOMP_REG_IMM(insn, 2, 2); \ 123 SCOMP_REG_IMM(insn, 2, 3); \ 124 SCOMP_REG_IMM(insn, INT8_MAX, 0); \ 125 SCOMP_REG_IMM(insn, INT8_MAX, INT8_MAX-1); \ 126 SCOMP_REG_IMM(insn, INT8_MAX, INT8_MAX); \ 127 SCOMP_REG_IMM(insn, 0, INT16_MAX); \ 128 SCOMP_REG_IMM(insn, INT16_MAX, 0); \ 129 SCOMP_REG_IMM(insn, INT16_MAX, INT16_MAX); \ 130 SCOMP_REG_IMM(insn, INT16_MAX, INT16_MAX-1); \ 131 SCOMP_REG_IMM(insn, 0, INT32_MAX); \ 132 SCOMP_REG_IMM(insn, INT32_MAX, 0); \ 133 SCOMP_REG_IMM(insn, INT32_MAX, INT32_MAX); \ 134 SCOMP_REG_IMM(insn, INT32_MAX, INT32_MAX-1); \ 135 }) 136 137 void 138 signed_comparison_reg_reg(void) 139 { 140 run_scomp_reg_reg(clr); 141 142 run_scomp_reg_reg(clgr); 143 /* Special cases for clgr */ 144 SCOMP_REG_REG(clgr, INT64_MIN, INT64_MIN); 145 SCOMP_REG_REG(clgr, INT64_MIN, INT64_MAX); 146 SCOMP_REG_REG(clgr, INT64_MAX, INT64_MIN); 147 SCOMP_REG_REG(clgr, INT64_MAX, INT64_MAX); 148 149 run_scomp_reg_reg(clgfr); 150 /* Special cases for clgfr */ 151 SCOMP_REG_REG(clgfr, INT64_MIN, INT32_MIN); 152 SCOMP_REG_REG(clgfr, INT64_MIN, INT32_MAX); 153 SCOMP_REG_REG(clgfr, INT64_MAX, INT32_MIN); 154 SCOMP_REG_REG(clgfr, INT64_MAX, INT32_MAX); 155 } 156 157 void 158 signed_comparison_reg_mem(void) 159 { 160 run_scomp_reg_mem(cl, int32_t); 161 162 run_scomp_reg_mem(clg, int64_t); 163 /* Special cases for clg */ 164 SCOMP_REG_MEM(clg, INT64_MIN, INT64_MIN, int64_t); 165 SCOMP_REG_MEM(clg, INT64_MIN, INT64_MAX, int64_t); 166 SCOMP_REG_MEM(clg, INT64_MAX, INT64_MIN, int64_t); 167 SCOMP_REG_MEM(clg, INT64_MAX, INT64_MAX, int64_t); 168 169 run_scomp_reg_mem(clgf, int32_t); 170 /* Special cases for clgf */ 171 SCOMP_REG_MEM(clgf, INT64_MIN, INT32_MIN, int32_t); 172 SCOMP_REG_MEM(clgf, INT64_MIN, INT32_MAX, int32_t); 173 SCOMP_REG_MEM(clgf, INT64_MAX, INT32_MIN, int32_t); 174 SCOMP_REG_MEM(clgf, INT64_MAX, INT32_MAX, int32_t); 175 } 176 177 void 178 signed_comparison_reg_imm(void) 179 { 180 run_scomp_reg_imm(CLFI); 181 182 run_scomp_reg_imm(CLGFI); 183 /* Special cases for clgfi */ 184 SCOMP_REG_IMM(CLGFI, INT64_MIN, INT32_MIN); 185 SCOMP_REG_IMM(CLGFI, INT64_MIN, INT32_MAX); 186 SCOMP_REG_IMM(CLGFI, INT64_MAX, INT32_MIN); 187 SCOMP_REG_IMM(CLGFI, INT64_MAX, INT32_MAX); 188 } 189 190 191 int main(void) 192 { 193 signed_comparison_reg_reg(); 194 signed_comparison_reg_mem(); 195 signed_comparison_reg_imm(); 196 197 return 0; 198 } 199
