mirror of
https://github.com/ioacademy-jikim/debugging
synced 2025-06-18 21:36:22 +00:00
234 lines
6.8 KiB
C
234 lines
6.8 KiB
C
#include <stdio.h>
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#define branch(mask,i2,_v1) \
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({ \
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unsigned char taken; \
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unsigned char v1 = _v1; \
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asm volatile( " tm %[v]," #i2 "\n\t" \
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" brc " #mask " ,1f\n\t" \
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" mvi %[taken],0\n\t" \
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" j 0f\n\t" \
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"1: mvi %[taken],1\n\t" \
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"0: bcr 0,0 /* nop */\n\t" \
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: [taken] "=Q" (taken) \
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: [v] "Q"(v1) \
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: "cc"); \
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taken; \
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})
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void
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tm_mask_0(void)
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{
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int wrong, ok;
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unsigned char v;
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printf("Test #1 mask == 0, value == ~0 --> cc == 0\n");
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v = ~0;
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wrong = ok = 0;
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if (branch(0, 0, v)) ++wrong; else ++ok;
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if (branch(1, 0, v)) ++wrong; else ++ok;
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if (branch(2, 0, v)) ++wrong; else ++ok;
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if (branch(3, 0, v)) ++wrong; else ++ok;
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if (branch(4, 0, v)) ++wrong; else ++ok;
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if (branch(5, 0, v)) ++wrong; else ++ok;
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if (branch(6, 0, v)) ++wrong; else ++ok;
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if (branch(7, 0, v)) ++wrong; else ++ok;
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if (branch(8, 0, v)) ++ok; else ++wrong;
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if (branch(9, 0, v)) ++ok; else ++wrong;
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if (branch(10, 0, v)) ++ok; else ++wrong;
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if (branch(11, 0, v)) ++ok; else ++wrong;
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if (branch(12, 0, v)) ++ok; else ++wrong;
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if (branch(13, 0, v)) ++ok; else ++wrong;
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if (branch(14, 0, v)) ++ok; else ++wrong;
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if (branch(15, 0, v)) ++ok; else ++wrong;
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if (wrong != 0 || ok != 16)
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printf("FAILED\n");
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else
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printf("OK\n");
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}
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void
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tm_value_0(void)
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{
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int wrong, ok;
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unsigned char v;
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printf("Test #2 mask == 0xFF, value == 0 --> cc == 0\n");
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v = 0;
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wrong = ok = 0;
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if (branch(0, 0xFF, v)) ++wrong; else ++ok;
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if (branch(1, 0xFF, v)) ++wrong; else ++ok;
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if (branch(2, 0xFF, v)) ++wrong; else ++ok;
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if (branch(3, 0xFF, v)) ++wrong; else ++ok;
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if (branch(4, 0xFF, v)) ++wrong; else ++ok;
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if (branch(5, 0xFF, v)) ++wrong; else ++ok;
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if (branch(6, 0xFF, v)) ++wrong; else ++ok;
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if (branch(7, 0xFF, v)) ++wrong; else ++ok;
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if (branch(8, 0xFF, v)) ++ok; else ++wrong;
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if (branch(9, 0xFF, v)) ++ok; else ++wrong;
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if (branch(10, 0xFF, v)) ++ok; else ++wrong;
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if (branch(11, 0xFF, v)) ++ok; else ++wrong;
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if (branch(12, 0xFF, v)) ++ok; else ++wrong;
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if (branch(13, 0xFF, v)) ++ok; else ++wrong;
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if (branch(14, 0xFF, v)) ++ok; else ++wrong;
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if (branch(15, 0xFF, v)) ++ok; else ++wrong;
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if (wrong != 0 || ok != 16)
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printf("FAILED\n");
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else
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printf("OK\n");
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}
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void
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tm_all_selected_bits_set_1(void)
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{
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int wrong, ok;
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unsigned char v;
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printf("Test #3 mask == 0xFF, value == 0xFF --> cc == 3\n");
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v = 0xFF;
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wrong = ok = 0;
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if (branch(0, 0xFF, v)) ++wrong; else ++ok;
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if (branch(1, 0xFF, v)) ++ok; else ++wrong;
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if (branch(2, 0xFF, v)) ++wrong; else ++ok;
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if (branch(3, 0xFF, v)) ++ok; else ++wrong;
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if (branch(4, 0xFF, v)) ++wrong; else ++ok;
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if (branch(5, 0xFF, v)) ++ok; else ++wrong;
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if (branch(6, 0xFF, v)) ++wrong; else ++ok;
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if (branch(7, 0xFF, v)) ++ok; else ++wrong;
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if (branch(8, 0xFF, v)) ++wrong; else ++ok;
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if (branch(9, 0xFF, v)) ++ok; else ++wrong;
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if (branch(10, 0xFF, v)) ++wrong; else ++ok;
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if (branch(11, 0xFF, v)) ++ok; else ++wrong;
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if (branch(12, 0xFF, v)) ++wrong; else ++ok;
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if (branch(13, 0xFF, v)) ++ok; else ++wrong;
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if (branch(14, 0xFF, v)) ++wrong; else ++ok;
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if (branch(15, 0xFF, v)) ++ok; else ++wrong;
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if (wrong != 0 || ok != 16)
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printf("FAILED\n");
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else
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printf("OK\n");
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}
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void
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tm_all_selected_bits_set_2(void)
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{
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int wrong, ok;
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unsigned char v;
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printf("Test #4 mask == 0x80, value == 0x80 --> cc == 3\n");
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v = 0x80;
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wrong = ok = 0;
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if (branch(0, 0x80, v)) ++wrong; else ++ok;
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if (branch(1, 0x80, v)) ++ok; else ++wrong;
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if (branch(2, 0x80, v)) ++wrong; else ++ok;
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if (branch(3, 0x80, v)) ++ok; else ++wrong;
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if (branch(4, 0x80, v)) ++wrong; else ++ok;
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if (branch(5, 0x80, v)) ++ok; else ++wrong;
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if (branch(6, 0x80, v)) ++wrong; else ++ok;
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if (branch(7, 0x80, v)) ++ok; else ++wrong;
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if (branch(8, 0x80, v)) ++wrong; else ++ok;
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if (branch(9, 0x80, v)) ++ok; else ++wrong;
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if (branch(10, 0x80, v)) ++wrong; else ++ok;
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if (branch(11, 0x80, v)) ++ok; else ++wrong;
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if (branch(12, 0x80, v)) ++wrong; else ++ok;
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if (branch(13, 0x80, v)) ++ok; else ++wrong;
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if (branch(14, 0x80, v)) ++wrong; else ++ok;
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if (branch(15, 0x80, v)) ++ok; else ++wrong;
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if (wrong != 0 || ok != 16)
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printf("FAILED\n");
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else
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printf("OK\n");
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}
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void
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tm_some_selected_bits_set_msb_set(void)
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{
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int wrong, ok;
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unsigned char v;
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printf("Test #5 mask == 0xF0, value == 0x90 --> cc == 1\n");
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v = 0x90;
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wrong = ok = 0;
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if (branch(0, 0xF0, v)) ++wrong; else ++ok;
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if (branch(1, 0xF0, v)) ++wrong; else ++ok;
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if (branch(2, 0xF0, v)) ++wrong; else ++ok;
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if (branch(3, 0xF0, v)) ++wrong; else ++ok;
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if (branch(4, 0xF0, v)) ++ok; else ++wrong;
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if (branch(5, 0xF0, v)) ++ok; else ++wrong;
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if (branch(6, 0xF0, v)) ++ok; else ++wrong;
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if (branch(7, 0xF0, v)) ++ok; else ++wrong;
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if (branch(8, 0xF0, v)) ++wrong; else ++ok;
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if (branch(9, 0xF0, v)) ++wrong; else ++ok;
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if (branch(10, 0xF0, v)) ++wrong; else ++ok;
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if (branch(11, 0xF0, v)) ++wrong; else ++ok;
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if (branch(12, 0xF0, v)) ++ok; else ++wrong;
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if (branch(13, 0xF0, v)) ++ok; else ++wrong;
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if (branch(14, 0xF0, v)) ++ok; else ++wrong;
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if (branch(15, 0xF0, v)) ++ok; else ++wrong;
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if (wrong != 0 || ok != 16)
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printf("FAILED\n");
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else
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printf("OK\n");
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}
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void
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tm_some_selected_bits_set_msb_not_set(void)
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{
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int wrong, ok;
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unsigned char v;
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printf("Test #6 mask == 0xF0, value == 0x30 --> cc == 1\n");
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v = 0x30;
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wrong = ok = 0;
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if (branch(0, 0xF0, v)) ++wrong; else ++ok;
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if (branch(1, 0xF0, v)) ++wrong; else ++ok;
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if (branch(2, 0xF0, v)) ++wrong; else ++ok;
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if (branch(3, 0xF0, v)) ++wrong; else ++ok;
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if (branch(4, 0xF0, v)) ++ok; else ++wrong;
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if (branch(5, 0xF0, v)) ++ok; else ++wrong;
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if (branch(6, 0xF0, v)) ++ok; else ++wrong;
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if (branch(7, 0xF0, v)) ++ok; else ++wrong;
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if (branch(8, 0xF0, v)) ++wrong; else ++ok;
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if (branch(9, 0xF0, v)) ++wrong; else ++ok;
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if (branch(10, 0xF0, v)) ++wrong; else ++ok;
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if (branch(11, 0xF0, v)) ++wrong; else ++ok;
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if (branch(12, 0xF0, v)) ++ok; else ++wrong;
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if (branch(13, 0xF0, v)) ++ok; else ++wrong;
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if (branch(14, 0xF0, v)) ++ok; else ++wrong;
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if (branch(15, 0xF0, v)) ++ok; else ++wrong;
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if (wrong != 0 || ok != 16)
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printf("FAILED\n");
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else
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printf("OK\n");
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}
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int main()
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{
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tm_mask_0();
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tm_value_0();
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tm_all_selected_bits_set_1();
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tm_all_selected_bits_set_2();
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tm_some_selected_bits_set_msb_set();
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tm_some_selected_bits_set_msb_not_set();
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return 0;
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}
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