Function doFCOS_inst

source/test/testFPU.cpp:1650–1684

}

void doFCOS_inst(FPU_Float* st0, FPU_Float* st0Result) {
#if defined (BOXEDWINE_MSVC) && !defined (BOXEDWINE_64)
    {
        float f1 = st0->f;
        struct FPU_Float result;

        __asm {
            finit;
            fld f1;
            fcos;
            fstp result.f;
        }
        if (st0Result->i == FLOAT_QUIET_NAN_BITS) {
            assertTrue(isnan(result.f));
        } else {
            assertFloat(result.f, st0Result->f);
        }
    }
#endif
    struct FPU_Float result;

    newInstruction(0);
    fpu_init();
    fldf32(st0->f, 1);
    pushCode8(0xd9);
    pushCode8(rm(false, 7, 7));
    writeTopFloat(2);
    runTestCPU();
    result.i = memory->readd(HEAP_ADDRESS + 4 * 2);
    if (st0Result->i == FLOAT_QUIET_NAN_BITS) {
        assertTrue(isnan(result.f));
    } else {
        assertFloat(result.f, st0Result->f);
    }
}

void testFCOS() {
    FPU_Float st0;