ref: 88d9745b3d94d53d8efa0b545a90a33f0755b420
parent: a93b4745f5a713d39ef67ae82f0754177ad232d4
author: lieff <[email protected]>
date: Thu Jun 21 12:38:02 EDT 2018
optimize code size: few instructions less in have_simd()
--- a/minimp3.h
+++ b/minimp3.h
@@ -144,22 +144,19 @@
#ifdef MINIMP3_TEST
static int g_counter;
if (g_counter++ > 100)
- goto test_nosimd;
+ return 0;
#endif
if (g_have_simd)
- return g_have_simd - 1;
+ goto end;
minimp3_cpuid(CPUInfo, 0);
+ g_have_simd = 1;
if (CPUInfo[0] > 0)
{minimp3_cpuid(CPUInfo, 1);
g_have_simd = (CPUInfo[3] & (1 << 26)) + 1; /* SSE2 */
- return g_have_simd - 1;
}
-#ifdef MINIMP3_TEST
-test_nosimd:
-#endif
- g_have_simd = 1;
- return 0;
+end:
+ return g_have_simd - 1;
#endif
}
#elif defined(__ARM_NEON) || defined(__aarch64__)