| cp1emu.c (ae745302c0a3e2b5b768690f631fc14db44467e7) | cp1emu.c (e9d92d223381f1f3be5d87322b576721d3b93612) |
|---|---|
| 1/* 2 * cp1emu.c: a MIPS coprocessor 1 (FPU) instruction emulator 3 * 4 * MIPS floating point support 5 * Copyright (C) 1994-2000 Algorithmics Ltd. 6 * 7 * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com 8 * Copyright (C) 2000 MIPS Technologies, Inc. --- 537 unchanged lines hidden (view full) --- 546 dec_insn.pc_inc + 547 (insn.i_format.simmediate << 2); 548 else 549 *contpc = regs->cp0_epc + 550 dec_insn.pc_inc + 551 dec_insn.next_pc_inc; 552 return 1; 553 case blezl_op: | 1/* 2 * cp1emu.c: a MIPS coprocessor 1 (FPU) instruction emulator 3 * 4 * MIPS floating point support 5 * Copyright (C) 1994-2000 Algorithmics Ltd. 6 * 7 * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com 8 * Copyright (C) 2000 MIPS Technologies, Inc. --- 537 unchanged lines hidden (view full) --- 546 dec_insn.pc_inc + 547 (insn.i_format.simmediate << 2); 548 else 549 *contpc = regs->cp0_epc + 550 dec_insn.pc_inc + 551 dec_insn.next_pc_inc; 552 return 1; 553 case blezl_op: |
| 554 if (NO_R6EMU) | 554 if (!insn.i_format.rt && NO_R6EMU) |
| 555 break; 556 case blez_op: 557 558 /* 559 * Compact branches for R6 for the 560 * blez and blezl opcodes. 561 * BLEZ | rs = 0 | rt != 0 == BLEZALC 562 * BLEZ | rs = rt != 0 == BGEZALC --- 20 unchanged lines hidden (view full) --- 583 dec_insn.pc_inc + 584 (insn.i_format.simmediate << 2); 585 else 586 *contpc = regs->cp0_epc + 587 dec_insn.pc_inc + 588 dec_insn.next_pc_inc; 589 return 1; 590 case bgtzl_op: | 555 break; 556 case blez_op: 557 558 /* 559 * Compact branches for R6 for the 560 * blez and blezl opcodes. 561 * BLEZ | rs = 0 | rt != 0 == BLEZALC 562 * BLEZ | rs = rt != 0 == BGEZALC --- 20 unchanged lines hidden (view full) --- 583 dec_insn.pc_inc + 584 (insn.i_format.simmediate << 2); 585 else 586 *contpc = regs->cp0_epc + 587 dec_insn.pc_inc + 588 dec_insn.next_pc_inc; 589 return 1; 590 case bgtzl_op: |
| 591 if (NO_R6EMU) | 591 if (!insn.i_format.rt && NO_R6EMU) |
| 592 break; 593 case bgtz_op: 594 /* 595 * Compact branches for R6 for the 596 * bgtz and bgtzl opcodes. 597 * BGTZ | rs = 0 | rt != 0 == BGTZALC 598 * BGTZ | rs = rt != 0 == BLTZALC 599 * BGTZ | rs != 0 | rt != 0 == BLTUC --- 1619 unchanged lines hidden --- | 592 break; 593 case bgtz_op: 594 /* 595 * Compact branches for R6 for the 596 * bgtz and bgtzl opcodes. 597 * BGTZ | rs = 0 | rt != 0 == BGTZALC 598 * BGTZ | rs = rt != 0 == BLTZALC 599 * BGTZ | rs != 0 | rt != 0 == BLTUC --- 1619 unchanged lines hidden --- |