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14 lines
339 B
C
14 lines
339 B
C
#include "pspmath.h"
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float vfpu_acosf(float x) {
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float result;
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__asm__ volatile (
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"mtv %1, S000\n"
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"vcst.s S001, VFPU_PI_2\n"
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"vasin.s S000, S000\n"
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"vocp.s S000, S000\n"
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"vmul.s S000, S000, S001\n"
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"mfv %0, S000\n"
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: "=r"(result) : "r"(x));
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return result;
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}
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