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58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
#include "test.h"
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static void
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run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
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{
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jit_begin(j, arena_base, arena_size);
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size_t align = jit_enter_jit_abi(j, 3, 0, 0);
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jit_operand_t args[] =
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{ jit_operand_gpr (JIT_OPERAND_ABI_POINTER, JIT_R0),
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jit_operand_gpr (JIT_OPERAND_ABI_POINTER, JIT_R1),
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jit_operand_gpr (JIT_OPERAND_ABI_WORD, JIT_R2),
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jit_operand_gpr (JIT_OPERAND_ABI_WORD, JIT_V0) };
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jit_load_args(j, 4, args);
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jit_qmulr(j, JIT_V1, JIT_V2, JIT_R2, JIT_V0);
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jit_str(j, JIT_R0, JIT_V1);
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jit_str(j, JIT_R1, JIT_V2);
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jit_leave_jit_abi(j, 3, 0, align);
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jit_ret(j);
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size_t size = 0;
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void* ret = jit_end(j, &size);
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void (*f)(jit_word_t*, jit_word_t*, jit_word_t, jit_word_t) = ret;
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#define QMUL(a, b, c, d) \
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do { \
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jit_word_t C = 0, D = 0; f(&C, &D, a, b); ASSERT(C == c); ASSERT(D == d); \
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} while (0)
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QMUL(-2, -1, 2, 0);
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QMUL(0, -1, 0, 0);
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QMUL(-1, 0, 0, 0);
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QMUL(1, -1, -1, -1);
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#if __WORDSIZE == 32
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QMUL(0x7ffff, 0x7ffff, 0xfff00001, 0x3f);
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QMUL(0x80000000, -2, 0, 1);
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QMUL(0x80000000, 2, 0, -1);
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QMUL(0x80000001, 3, 0x80000003, -2);
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QMUL(0x80000001, -3, 0x7ffffffd, 1);
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#else
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QMUL(0x7ffffffff, 0x7ffffffff, 0xfffffff000000001, 0x3f);
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QMUL(0x8000000000000000, -2, 0, 1);
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QMUL(0x8000000000000000, 2, 0, -1);
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QMUL(0x8000000000000001, 3, 0x8000000000000003, -2);
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QMUL(0x8000000000000001, -3, 0x7ffffffffffffffd, 1);
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#endif
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}
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int
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main (int argc, char *argv[])
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{
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return main_helper(argc, argv, run_test);
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}
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