2023-08-30 00:12:43 +00:00
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// test basic arithmetic operations
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#ifdef CONIO
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#include <conio.h>
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#define WAIT() cgetc()
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#else
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#define WAIT()
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <_float.h>
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float fp1 = 12.34f;
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float fp2; // non initialized
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float fp3, fp4 = 55.55f;
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char buf[0x20];
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char buf2[0x20];
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char buf3[0x20];
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unsigned long l1,l2;
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signed char var_schar;
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unsigned char var_uchar;
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signed int var_sint;
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unsigned int var_uint;
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signed long var_slong;
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unsigned long var_ulong;
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int result = 0;
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int i;
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unsigned char var_char;
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unsigned int var_int;
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float var_float;
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2023-09-01 21:43:02 +00:00
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#if 1
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2023-08-30 00:12:43 +00:00
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// returns 1 if value in f matches the string
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// the string is a hex value without leading "0x"
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int compare(float f, char *str)
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{
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char temp[12];
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sprintf(temp, "%08lx", *((uint32_t*)&f));
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printf("[%s:%s]", temp, str);
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return (strcmp(temp, str) == 0) ? 1 : 0;
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}
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void test1(float f, char *str)
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{
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if (compare(f, str)) {
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// printf(" (ok)");
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} else {
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printf(" (failed) !!! ");
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result++;
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}
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printf("result:%d\n", result);
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}
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void SKIPPEDtest1(float f, char *str)
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{
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char temp[12];
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sprintf(temp, "%08lx", *((uint32_t*)&f));
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printf(" (SKIPPED:%s:%s)\n", temp, str);
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}
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2023-08-30 22:44:03 +00:00
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void intconstvar(void)
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2023-08-30 00:12:43 +00:00
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{
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var_float = 11.123f;
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2023-09-01 21:43:02 +00:00
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2023-08-30 00:12:43 +00:00
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fp1 = 47;
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2023-09-01 21:43:02 +00:00
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printf("fp1:0x%08lx [?] %s (47)\n", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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2023-08-30 00:12:43 +00:00
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fp1 = var_float;
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2023-09-01 21:43:02 +00:00
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printf("fp1:0x%08lx [?] %s (11.123)\n", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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2023-08-30 00:12:43 +00:00
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/* addition */
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fp1 = 47 + var_float;
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2023-09-01 21:43:02 +00:00
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printf("fp1:0x%08lx [?] %s (58.123)", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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2023-08-30 00:12:43 +00:00
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test1(fp1, "42687df4");
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2023-09-01 21:43:02 +00:00
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2023-09-01 23:12:00 +00:00
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2023-08-30 00:12:43 +00:00
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fp1 = 47 - var_float;
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2023-09-01 23:12:00 +00:00
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printf("fp1:0x%08lx [?] %s (35.877)", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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test1(fp1, "420f820c");
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2023-09-01 21:43:02 +00:00
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#if 0 // compiles, but wrong result
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2023-08-30 00:12:43 +00:00
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fp1 = 47 * var_float;
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2023-09-01 21:43:02 +00:00
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printf("fp1:0x%08lx [?] %s (522.781)", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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2023-08-30 00:12:43 +00:00
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test1(fp1, "42687df4");
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#endif
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2023-09-01 21:43:02 +00:00
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#if 0 // Internal compiler error
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2023-08-30 00:12:43 +00:00
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fp1 = 47 / var_float;
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2023-09-01 21:43:02 +00:00
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printf("fp1:0x%08lx [?] %s (58.123)", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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2023-08-30 00:12:43 +00:00
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test1(fp1, "42687df4");
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#endif
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}
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int main(void)
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{
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float fp2 = 43.21f;
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printf("*** float-basic-intconst-var ***\n");
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printf("fp1:0x%08lx [0x414570a4] %s (12.340000)\n", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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printf("fp2:0x%08lx [0x422cd70a] %s (43.209999)\n", *((uint32_t*)&fp2), _ftostr(buf, fp2));
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2023-08-30 22:44:03 +00:00
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intconstvar();
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2023-08-30 00:12:43 +00:00
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WAIT();
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printf("\nfloat-basic-intconst-var (res:%d)\n", result);
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return result;
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}
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2023-09-01 21:43:02 +00:00
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#else
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int main(void)
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{
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var_float = 11.123f;
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fp1 = 47 + var_float;
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printf("fp1:0x%08lx [42687df4] %s (58.123)\n", *((uint32_t*)&fp1), _ftostr(buf, fp1));
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return result;
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}
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#endif
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