Ruby 3.1.3p185 (2022-11-24 revision 1a6b16756e0ba6b95ab71a441357ed5484e33498)
yjit_asm_tests.c
1// For MAP_ANONYMOUS on GNU/Linux
2#define _GNU_SOURCE 1
3
4#include <stdarg.h>
5#include <stdio.h>
6#include <stdlib.h>
7#include <string.h>
8#include <assert.h>
9
10// This test executable doesn't compile with the rest of Ruby
11// so we need to define a rb_bug().
12_Noreturn
13static void rb_bug(const char *message, ...)
14{
15 va_list args;
16 va_start(args, message);
17 vfprintf(stderr, message, args);
18 va_end(args);
19 abort();
20}
21
22#include "yjit_asm.c"
23
24// Print the bytes in a code block
25void print_bytes(codeblock_t* cb)
26{
27 for (uint32_t i = 0; i < cb->write_pos; ++i)
28 {
29 printf("%02X", (int)*cb_get_ptr(cb, i));
30 }
31
32 printf("\n");
33}
34
35// Check that the code block contains the given sequence of bytes
36void check_bytes(codeblock_t* cb, const char* bytes)
37{
38 printf("checking encoding: %s\n", bytes);
39
40 size_t len = strlen(bytes);
41 assert (len % 2 == 0);
42 size_t num_bytes = len / 2;
43
44 if (cb->write_pos != num_bytes)
45 {
46 fprintf(stderr, "incorrect encoding length, expected %ld, got %d\n",
47 num_bytes,
48 cb->write_pos
49 );
50 printf("%s\n", bytes);
51 print_bytes(cb);
52 exit(-1);
53 }
54
55 for (uint32_t i = 0; i < num_bytes; ++i)
56 {
57 char byte_str[] = {0, 0, 0, 0};
58 strncpy(byte_str, bytes + (2 * i), 2);
59 char* endptr;
60 long int byte = strtol(byte_str, &endptr, 16);
61
62 uint8_t cb_byte = *cb_get_ptr(cb, i);
63
64 if (cb_byte != byte)
65 {
66 fprintf(stderr, "incorrect encoding at position %d, expected %02X, got %02X\n",
67 i,
68 (int)byte,
69 (int)cb_byte
70 );
71 printf("%s\n", bytes);
72 print_bytes(cb);
73 exit(-1);
74 }
75 }
76}
77
78void run_assembler_tests(void)
79{
80 printf("Running assembler tests\n");
81
82 codeblock_t cb_obj;
83 codeblock_t* cb = &cb_obj;
84 uint8_t* mem_block = alloc_exec_mem(4096);
85 cb_init(cb, mem_block, 4096);
86
87 // add
88 cb_set_pos(cb, 0); add(cb, CL, imm_opnd(3)); check_bytes(cb, "80C103");
89 cb_set_pos(cb, 0); add(cb, CL, BL); check_bytes(cb, "00D9");
90 cb_set_pos(cb, 0); add(cb, CL, SPL); check_bytes(cb, "4000E1");
91 cb_set_pos(cb, 0); add(cb, CX, BX); check_bytes(cb, "6601D9");
92 cb_set_pos(cb, 0); add(cb, RAX, RBX); check_bytes(cb, "4801D8");
93 cb_set_pos(cb, 0); add(cb, ECX, EDX); check_bytes(cb, "01D1");
94 cb_set_pos(cb, 0); add(cb, RDX, R14); check_bytes(cb, "4C01F2");
95 cb_set_pos(cb, 0); add(cb, mem_opnd(64, RAX, 0), RDX); check_bytes(cb, "480110");
96 cb_set_pos(cb, 0); add(cb, RDX, mem_opnd(64, RAX, 0)); check_bytes(cb, "480310");
97 cb_set_pos(cb, 0); add(cb, RDX, mem_opnd(64, RAX, 8)); check_bytes(cb, "48035008");
98 cb_set_pos(cb, 0); add(cb, RDX, mem_opnd(64, RAX, 255)); check_bytes(cb, "480390FF000000");
99 cb_set_pos(cb, 0); add(cb, mem_opnd(64, RAX, 127), imm_opnd(255)); check_bytes(cb, "4881407FFF000000");
100 cb_set_pos(cb, 0); add(cb, mem_opnd(32, RAX, 0), EDX); check_bytes(cb, "0110");
101 cb_set_pos(cb, 0); add(cb, RSP, imm_opnd(8)); check_bytes(cb, "4883C408");
102 cb_set_pos(cb, 0); add(cb, ECX, imm_opnd(8)); check_bytes(cb, "83C108");
103 cb_set_pos(cb, 0); add(cb, ECX, imm_opnd(255)); check_bytes(cb, "81C1FF000000");
104
105 // and
106 cb_set_pos(cb, 0); and(cb, EBP, R12D); check_bytes(cb, "4421E5");
107 cb_set_pos(cb, 0); and(cb, mem_opnd(64, RAX, 0), imm_opnd(0x08)); check_bytes(cb, "48832008");
108
109 // call
110 {
111 cb_set_pos(cb, 0);
112 uint32_t fn_label = cb_new_label(cb, "foo");
113 call_label(cb, fn_label);
114 cb_link_labels(cb);
115 check_bytes(cb, "E8FBFFFFFF");
116 }
117 cb_set_pos(cb, 0); call(cb, RAX); check_bytes(cb, "FFD0");
118 cb_set_pos(cb, 0); call(cb, mem_opnd(64, RSP, 8)); check_bytes(cb, "FF542408");
119
120 // cmovcc
121 cb_set_pos(cb, 0); cmovg(cb, ESI, EDI); check_bytes(cb, "0F4FF7");
122 cb_set_pos(cb, 0); cmovg(cb, ESI, mem_opnd(32, RBP, 12)); check_bytes(cb, "0F4F750C");
123 cb_set_pos(cb, 0); cmovl(cb, EAX, ECX); check_bytes(cb, "0F4CC1");
124 cb_set_pos(cb, 0); cmovl(cb, RBX, RBP); check_bytes(cb, "480F4CDD");
125 cb_set_pos(cb, 0); cmovle(cb, ESI, mem_opnd(32, RSP, 4)); check_bytes(cb, "0F4E742404");
126
127 // cmp
128 cb_set_pos(cb, 0); cmp(cb, CL, DL); check_bytes(cb, "38D1");
129 cb_set_pos(cb, 0); cmp(cb, ECX, EDI); check_bytes(cb, "39F9");
130 cb_set_pos(cb, 0); cmp(cb, RDX, mem_opnd(64, R12, 0)); check_bytes(cb, "493B1424");
131 cb_set_pos(cb, 0); cmp(cb, RAX, imm_opnd(2)); check_bytes(cb, "4883F802");
132
133 // cqo
134 cb_set_pos(cb, 0); cqo(cb); check_bytes(cb, "4899");
135
136 // div
137 /*
138 test(
139 delegate void (CodeBlock cb) { cb.div(X86Opnd(EDX)); },
140 "F7F2"
141 );
142 test(
143 delegate void (CodeBlock cb) { cb.div(X86Opnd(32, RSP, -12)); },
144 "F77424F4"
145 );
146 */
147
148 // jcc to label
149 {
150 cb_set_pos(cb, 0);
151 uint32_t loop_label = cb_new_label(cb, "loop");
152 jge_label(cb, loop_label);
153 cb_link_labels(cb);
154 check_bytes(cb, "0F8DFAFFFFFF");
155 }
156 {
157 cb_set_pos(cb, 0);
158 uint32_t loop_label = cb_new_label(cb, "loop");
159 jo_label(cb, loop_label);
160 cb_link_labels(cb);
161 check_bytes(cb, "0F80FAFFFFFF");
162 }
163
164 // jmp to label
165 {
166 cb_set_pos(cb, 0);
167 uint32_t loop_label = cb_new_label(cb, "loop");
168 jmp_label(cb, loop_label);
169 cb_link_labels(cb);
170 check_bytes(cb, "E9FBFFFFFF");
171 }
172
173 // jmp with RM operand
174 cb_set_pos(cb, 0); jmp_rm(cb, R12); check_bytes(cb, "41FFE4");
175
176 // lea
177 cb_set_pos(cb, 0); lea(cb, RDX, mem_opnd(64, RCX, 8)); check_bytes(cb, "488D5108");
178 cb_set_pos(cb, 0); lea(cb, RAX, mem_opnd(8, RIP, 0)); check_bytes(cb, "488D0500000000");
179 cb_set_pos(cb, 0); lea(cb, RAX, mem_opnd(8, RIP, 5)); check_bytes(cb, "488D0505000000");
180 cb_set_pos(cb, 0); lea(cb, RDI, mem_opnd(8, RIP, 5)); check_bytes(cb, "488D3D05000000");
181
182 // mov
183 cb_set_pos(cb, 0); mov(cb, EAX, imm_opnd(7)); check_bytes(cb, "B807000000");
184 cb_set_pos(cb, 0); mov(cb, EAX, imm_opnd(-3)); check_bytes(cb, "B8FDFFFFFF");
185 cb_set_pos(cb, 0); mov(cb, R15, imm_opnd(3)); check_bytes(cb, "41BF03000000");
186 cb_set_pos(cb, 0); mov(cb, EAX, EBX); check_bytes(cb, "89D8");
187 cb_set_pos(cb, 0); mov(cb, EAX, ECX); check_bytes(cb, "89C8");
188 cb_set_pos(cb, 0); mov(cb, EDX, mem_opnd(32, RBX, 128)); check_bytes(cb, "8B9380000000");
189
190 // Test `mov rax, 3` => `mov eax, 3` optimization
191 cb_set_pos(cb, 0); mov(cb, R8, imm_opnd(0x34)); check_bytes(cb, "41B834000000");
192 cb_set_pos(cb, 0); mov(cb, R8, imm_opnd(0x80000000)); check_bytes(cb, "49B80000008000000000");
193 cb_set_pos(cb, 0); mov(cb, R8, imm_opnd(-1)); check_bytes(cb, "49B8FFFFFFFFFFFFFFFF");
194
195 cb_set_pos(cb, 0); mov(cb, RAX, imm_opnd(0x34)); check_bytes(cb, "B834000000");
196 cb_set_pos(cb, 0); mov(cb, RAX, imm_opnd(0x80000000)); check_bytes(cb, "48B80000008000000000");
197 cb_set_pos(cb, 0); mov(cb, RAX, imm_opnd(-52)); check_bytes(cb, "48B8CCFFFFFFFFFFFFFF");
198 cb_set_pos(cb, 0); mov(cb, RAX, imm_opnd(-1)); check_bytes(cb, "48B8FFFFFFFFFFFFFFFF");
199 /*
200 test(
201 delegate void (CodeBlock cb) { cb.mov(X86Opnd(AL), X86Opnd(8, RCX, 0, 1, RDX)); },
202 "8A0411"
203 );
204 */
205 cb_set_pos(cb, 0); mov(cb, CL, R9B); check_bytes(cb, "4488C9");
206 cb_set_pos(cb, 0); mov(cb, RBX, RAX); check_bytes(cb, "4889C3");
207 cb_set_pos(cb, 0); mov(cb, RDI, RBX); check_bytes(cb, "4889DF");
208 cb_set_pos(cb, 0); mov(cb, SIL, imm_opnd(11)); check_bytes(cb, "40B60B");
209 cb_set_pos(cb, 0); mov(cb, mem_opnd(8, RSP, 0), imm_opnd(-3)); check_bytes(cb, "C60424FD");
210 cb_set_pos(cb, 0); mov(cb, mem_opnd(64, RDI, 8), imm_opnd(1)); check_bytes(cb, "48C7470801000000");
211
212 // movsx
213 cb_set_pos(cb, 0); movsx(cb, AX, AL); check_bytes(cb, "660FBEC0");
214 cb_set_pos(cb, 0); movsx(cb, EDX, AL); check_bytes(cb, "0FBED0");
215 cb_set_pos(cb, 0); movsx(cb, RAX, BL); check_bytes(cb, "480FBEC3");
216 cb_set_pos(cb, 0); movsx(cb, ECX, AX); check_bytes(cb, "0FBFC8");
217 cb_set_pos(cb, 0); movsx(cb, R11, CL); check_bytes(cb, "4C0FBED9");
218 cb_set_pos(cb, 0); movsx(cb, R10, mem_opnd(32, RSP, 12)); check_bytes(cb, "4C6354240C");
219 cb_set_pos(cb, 0); movsx(cb, RAX, mem_opnd(8, RSP, 0)); check_bytes(cb, "480FBE0424");
220
221 // neg
222 cb_set_pos(cb, 0); neg(cb, RAX); check_bytes(cb, "48F7D8");
223
224 // nop
225 cb_set_pos(cb, 0); nop(cb, 1); check_bytes(cb, "90");
226
227 // not
228 cb_set_pos(cb, 0); not(cb, AX); check_bytes(cb, "66F7D0");
229 cb_set_pos(cb, 0); not(cb, EAX); check_bytes(cb, "F7D0");
230 cb_set_pos(cb, 0); not(cb, mem_opnd(64, R12, 0)); check_bytes(cb, "49F71424");
231 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RSP, 301)); check_bytes(cb, "F794242D010000");
232 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RSP, 0)); check_bytes(cb, "F71424");
233 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RSP, 3)); check_bytes(cb, "F7542403");
234 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RBP, 0)); check_bytes(cb, "F75500");
235 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RBP, 13)); check_bytes(cb, "F7550D");
236 cb_set_pos(cb, 0); not(cb, RAX); check_bytes(cb, "48F7D0");
237 cb_set_pos(cb, 0); not(cb, R11); check_bytes(cb, "49F7D3");
238 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RAX, 0)); check_bytes(cb, "F710");
239 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RSI, 0)); check_bytes(cb, "F716");
240 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RDI, 0)); check_bytes(cb, "F717");
241 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RDX, 55)); check_bytes(cb, "F75237");
242 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RDX, 1337)); check_bytes(cb, "F79239050000");
243 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RDX, -55)); check_bytes(cb, "F752C9");
244 cb_set_pos(cb, 0); not(cb, mem_opnd(32, RDX, -555)); check_bytes(cb, "F792D5FDFFFF");
245 /*
246 test(
247 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, RAX, 0, 1, RBX)); },
248 "F71418"
249 );
250 test(
251 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, RAX, 0, 1, R12)); },
252 "42F71420"
253 );
254 test(
255 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, R15, 0, 1, R12)); },
256 "43F71427"
257 );
258 test(
259 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, R15, 5, 1, R12)); },
260 "43F7542705"
261 );
262 test(
263 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, R15, 5, 8, R12)); },
264 "43F754E705"
265 );
266 test(
267 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, R15, 5, 8, R13)); },
268 "43F754EF05"
269 );
270 test(
271 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, R12, 5, 4, R9)); },
272 "43F7548C05"
273 );
274 test(
275 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, R12, 301, 4, R9)); },
276 "43F7948C2D010000"
277 );
278 test(
279 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, RAX, 5, 4, RDX)); },
280 "F7549005"
281 );
282 test(
283 delegate void (CodeBlock cb) { cb.not(X86Opnd(64, RAX, 0, 2, RDX)); },
284 "48F71450"
285 );
286 test(
287 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, RSP, 0, 1, RBX)); },
288 "F7141C"
289 );
290 test(
291 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, RSP, 3, 1, RBX)); },
292 "F7541C03"
293 );
294 test(
295 delegate void (CodeBlock cb) { cb.not(X86Opnd(32, RBP, 13, 1, RDX)); },
296 "F754150D"
297 );
298 */
299
300 // or
301 cb_set_pos(cb, 0); or(cb, EDX, ESI); check_bytes(cb, "09F2");
302
303 // pop
304 cb_set_pos(cb, 0); pop(cb, RAX); check_bytes(cb, "58");
305 cb_set_pos(cb, 0); pop(cb, RBX); check_bytes(cb, "5B");
306 cb_set_pos(cb, 0); pop(cb, RSP); check_bytes(cb, "5C");
307 cb_set_pos(cb, 0); pop(cb, RBP); check_bytes(cb, "5D");
308 cb_set_pos(cb, 0); pop(cb, R12); check_bytes(cb, "415C");
309 cb_set_pos(cb, 0); pop(cb, mem_opnd(64, RAX, 0)); check_bytes(cb, "8F00");
310 cb_set_pos(cb, 0); pop(cb, mem_opnd(64, R8, 0)); check_bytes(cb, "418F00");
311 cb_set_pos(cb, 0); pop(cb, mem_opnd(64, R8, 3)); check_bytes(cb, "418F4003");
312 cb_set_pos(cb, 0); pop(cb, mem_opnd_sib(64, RAX, RCX, 8, 3)); check_bytes(cb, "8F44C803");
313 cb_set_pos(cb, 0); pop(cb, mem_opnd_sib(64, R8, RCX, 8, 3)); check_bytes(cb, "418F44C803");
314
315 // push
316 cb_set_pos(cb, 0); push(cb, RAX); check_bytes(cb, "50");
317 cb_set_pos(cb, 0); push(cb, RBX); check_bytes(cb, "53");
318 cb_set_pos(cb, 0); push(cb, R12); check_bytes(cb, "4154");
319 cb_set_pos(cb, 0); push(cb, mem_opnd(64, RAX, 0)); check_bytes(cb, "FF30");
320 cb_set_pos(cb, 0); push(cb, mem_opnd(64, R8, 0)); check_bytes(cb, "41FF30");
321 cb_set_pos(cb, 0); push(cb, mem_opnd(64, R8, 3)); check_bytes(cb, "41FF7003");
322 cb_set_pos(cb, 0); push(cb, mem_opnd_sib(64, RAX, RCX, 8, 3)); check_bytes(cb, "FF74C803");
323 cb_set_pos(cb, 0); push(cb, mem_opnd_sib(64, R8, RCX, 8, 3)); check_bytes(cb, "41FF74C803");
324
325 // ret
326 cb_set_pos(cb, 0); ret(cb); check_bytes(cb, "C3");
327
328 // sal
329 cb_set_pos(cb, 0); sal(cb, CX, imm_opnd(1)); check_bytes(cb, "66D1E1");
330 cb_set_pos(cb, 0); sal(cb, ECX, imm_opnd(1)); check_bytes(cb, "D1E1");
331 cb_set_pos(cb, 0); sal(cb, EBP, imm_opnd(5)); check_bytes(cb, "C1E505");
332 cb_set_pos(cb, 0); sal(cb, mem_opnd(32, RSP, 68), imm_opnd(1)); check_bytes(cb, "D1642444");
333
334 // sar
335 cb_set_pos(cb, 0); sar(cb, EDX, imm_opnd(1)); check_bytes(cb, "D1FA");
336
337 // shr
338 cb_set_pos(cb, 0); shr(cb, R14, imm_opnd(7)); check_bytes(cb, "49C1EE07");
339
340 /*
341 // sqrtsd
342 test(
343 delegate void (CodeBlock cb) { cb.sqrtsd(X86Opnd(XMM2), X86Opnd(XMM6)); },
344 "F20F51D6"
345 );
346 */
347
348 // sub
349 cb_set_pos(cb, 0); sub(cb, EAX, imm_opnd(1)); check_bytes(cb, "83E801");
350 cb_set_pos(cb, 0); sub(cb, RAX, imm_opnd(2)); check_bytes(cb, "4883E802");
351
352 // test
353 cb_set_pos(cb, 0); test(cb, AL, AL); check_bytes(cb, "84C0");
354 cb_set_pos(cb, 0); test(cb, AX, AX); check_bytes(cb, "6685C0");
355 cb_set_pos(cb, 0); test(cb, CL, imm_opnd(8)); check_bytes(cb, "F6C108");
356 cb_set_pos(cb, 0); test(cb, DL, imm_opnd(7)); check_bytes(cb, "F6C207");
357 cb_set_pos(cb, 0); test(cb, RCX, imm_opnd(8)); check_bytes(cb, "F6C108");
358 cb_set_pos(cb, 0); test(cb, mem_opnd(8, RDX, 8), imm_opnd(8)); check_bytes(cb, "F6420808");
359 cb_set_pos(cb, 0); test(cb, mem_opnd(8, RDX, 8), imm_opnd(255)); check_bytes(cb, "F64208FF");
360 cb_set_pos(cb, 0); test(cb, DX, imm_opnd(0xFFFF)); check_bytes(cb, "66F7C2FFFF");
361 cb_set_pos(cb, 0); test(cb, mem_opnd(16, RDX, 8), imm_opnd(0xFFFF)); check_bytes(cb, "66F74208FFFF");
362 cb_set_pos(cb, 0); test(cb, mem_opnd(8, RSI, 0), imm_opnd(1)); check_bytes(cb, "F60601");
363 cb_set_pos(cb, 0); test(cb, mem_opnd(8, RSI, 16), imm_opnd(1)); check_bytes(cb, "F6461001");
364 cb_set_pos(cb, 0); test(cb, mem_opnd(8, RSI, -16), imm_opnd(1)); check_bytes(cb, "F646F001");
365 cb_set_pos(cb, 0); test(cb, mem_opnd(32, RSI, 64), EAX); check_bytes(cb, "854640");
366 cb_set_pos(cb, 0); test(cb, mem_opnd(64, RDI, 42), RAX); check_bytes(cb, "4885472A");
367 cb_set_pos(cb, 0); test(cb, RAX, RAX); check_bytes(cb, "4885C0");
368 cb_set_pos(cb, 0); test(cb, RAX, RSI); check_bytes(cb, "4885F0");
369 cb_set_pos(cb, 0); test(cb, mem_opnd(64, RSI, 64), imm_opnd(~0x08)); check_bytes(cb, "48F74640F7FFFFFF");
370
371 // xchg
372 cb_set_pos(cb, 0); xchg(cb, RAX, RCX); check_bytes(cb, "4891");
373 cb_set_pos(cb, 0); xchg(cb, RAX, R13); check_bytes(cb, "4995");
374 cb_set_pos(cb, 0); xchg(cb, RCX, RBX); check_bytes(cb, "4887D9");
375 cb_set_pos(cb, 0); xchg(cb, R9, R15); check_bytes(cb, "4D87F9");
376
377 // xor
378 cb_set_pos(cb, 0); xor(cb, EAX, EAX); check_bytes(cb, "31C0");
379
380 printf("Assembler tests done\n");
381}
382
383void assert_equal(int expected, int actual)
384{
385 if (expected != actual) {
386 fprintf(stderr, "expected %d, got %d\n", expected, actual);
387 exit(-1);
388 }
389}
390
391void run_runtime_tests(void)
392{
393 printf("Running runtime tests\n");
394
395 codeblock_t codeblock;
396 codeblock_t* cb = &codeblock;
397
398 uint8_t* mem_block = alloc_exec_mem(4096);
399 cb_init(cb, mem_block, 4096);
400
401 int (*function)(void);
402 function = (int (*)(void))mem_block;
403
404 #define TEST(BODY) cb_set_pos(cb, 0); BODY ret(cb); cb_mark_all_executable(cb); assert_equal(7, function());
405
406 // add
407 TEST({ mov(cb, RAX, imm_opnd(0)); add(cb, RAX, imm_opnd(7)); })
408 TEST({ mov(cb, RAX, imm_opnd(0)); mov(cb, RCX, imm_opnd(7)); add(cb, RAX, RCX); })
409
410 // and
411 TEST({ mov(cb, RAX, imm_opnd(31)); and(cb, RAX, imm_opnd(7)); })
412 TEST({ mov(cb, RAX, imm_opnd(31)); mov(cb, RCX, imm_opnd(7)); and(cb, RAX, RCX); })
413
414 // or
415 TEST({ mov(cb, RAX, imm_opnd(3)); or(cb, RAX, imm_opnd(4)); })
416 TEST({ mov(cb, RAX, imm_opnd(3)); mov(cb, RCX, imm_opnd(4)); or(cb, RAX, RCX); })
417
418 // push/pop
419 TEST({ mov(cb, RCX, imm_opnd(7)); push(cb, RCX); pop(cb, RAX); })
420
421 // shr
422 TEST({ mov(cb, RAX, imm_opnd(31)); shr(cb, RAX, imm_opnd(2)); })
423
424 // sub
425 TEST({ mov(cb, RAX, imm_opnd(12)); sub(cb, RAX, imm_opnd(5)); })
426 TEST({ mov(cb, RAX, imm_opnd(12)); mov(cb, RCX, imm_opnd(5)); sub(cb, RAX, RCX); })
427
428 // xor
429 TEST({ mov(cb, RAX, imm_opnd(13)); xor(cb, RAX, imm_opnd(10)); })
430 TEST({ mov(cb, RAX, imm_opnd(13)); mov(cb, RCX, imm_opnd(10)); xor(cb, RAX, RCX); })
431
432 #undef TEST
433
434 printf("Runtime tests done\n");
435}
436
437int main(int argc, char** argv)
438{
439 run_assembler_tests();
440 run_runtime_tests();
441
442 return 0;
443}
void rb_bug(const char *fmt,...)
Interpreter panic switch.
Definition: error.c:802
Defines old _.