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Line 17... |
You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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INSTRUCTION (l_add) {
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INSTRUCTION (l_add) {
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signed long temp1;
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signed long temp1, temp2, temp3;
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signed char temp4;
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signed char temp4;
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IFF (config.cpu.dependstats) current->func_unit = it_arith;
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IFF (config.cpu.dependstats) current->func_unit = it_arith;
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temp1 = (signed long)eval_operand32(2, &breakpoint)+(signed long)eval_operand32(1, &breakpoint);
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temp2 = (signed long)eval_operand32(2, &breakpoint);
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temp3 = (signed long)eval_operand32(1, &breakpoint);
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temp1 = temp2 + temp3;
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set_operand32(0, temp1, &breakpoint);
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set_operand32(0, temp1, &breakpoint);
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set_ov_flag (temp1);
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set_ov_flag (temp1);
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if (ARITH_SET_FLAG) {
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if (ARITH_SET_FLAG) {
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flag = temp1 == 0;
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flag = temp1 == 0;
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setsprbits(SPR_SR, SPR_SR_F, flag);
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setsprbits(SPR_SR, SPR_SR_F, flag);
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}
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}
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if ((unsigned long) temp1 < (unsigned long) temp2)
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setsprbits(SPR_SR, SPR_SR_CY, 1);
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else
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setsprbits(SPR_SR, SPR_SR_CY, 0);
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temp4 = temp1;
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if (temp4 == temp1)
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mstats.byteadd++;
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}
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INSTRUCTION (l_addc) {
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signed long temp1, temp2, temp3;
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signed char temp4;
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IFF (config.cpu.dependstats) current->func_unit = it_arith;
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temp2 = (signed long)eval_operand32(2, &breakpoint);
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temp3 = (signed long)eval_operand32(1, &breakpoint);
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temp1 = temp2 + temp3 + getsprbits(SPR_SR, SPR_SR_CY);
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set_operand32(0, temp1, &breakpoint);
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set_ov_flag (temp1);
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if (ARITH_SET_FLAG) {
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flag = temp1 == 0;
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setsprbits(SPR_SR, SPR_SR_F, flag);
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}
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if ((unsigned long) temp1 < (unsigned long) temp2)
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setsprbits(SPR_SR, SPR_SR_CY, 1);
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else
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setsprbits(SPR_SR, SPR_SR_CY, 0);
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temp4 = temp1;
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temp4 = temp1;
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if (temp4 == temp1)
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if (temp4 == temp1)
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mstats.byteadd++;
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mstats.byteadd++;
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}
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}
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