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https://github.com/ekeeke/Genesis-Plus-GX.git
synced 2024-09-10 16:53:15 +02:00
[Core/MCD] removed redundant checking on CPU sync
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f4e5694ae4
commit
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@ -232,7 +232,7 @@ static void s68k_poll_sync(unsigned int reg_mask)
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unsigned int cycles = (s68k.cycles * MCYCLES_PER_LINE) / SCYCLES_PER_LINE;
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/* sync MAIN-CPU with SUB-CPU */
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if (!m68k.stopped && (m68k.cycles < cycles))
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if (!m68k.stopped)
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{
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m68k_run(cycles);
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}
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@ -433,12 +433,12 @@ static unsigned int scd_read_word(unsigned int address)
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/* MAIN-CPU communication words */
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if ((address & 0x1f0) == 0x10)
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{
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/* relative MAIN-CPU cycle counter */
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unsigned int cycles = (s68k.cycles * MCYCLES_PER_LINE) / SCYCLES_PER_LINE;
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/* sync MAIN-CPU with SUB-CPU (Mighty Morphin Power Rangers) */
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if (!m68k.stopped && (m68k.cycles < cycles))
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if (!m68k.stopped)
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{
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/* relative MAIN-CPU cycle counter */
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unsigned int cycles = (s68k.cycles * MCYCLES_PER_LINE) / SCYCLES_PER_LINE;
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/* sync MAIN-CPU with SUB-CPU (Mighty Morphin Power Rangers) */
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m68k_run(cycles);
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}
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@ -269,7 +269,7 @@ static void m68k_poll_sync(unsigned int reg_mask)
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU */
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if (!s68k.stopped && (s68k.cycles < cycles))
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if (!s68k.stopped)
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{
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s68k_run(cycles);
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}
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@ -345,12 +345,12 @@ unsigned int ctrl_io_read_byte(unsigned int address)
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/* SUB-CPU communication flags */
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if (index == 0x0f)
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{
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/* relative SUB-CPU cycle counter */
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU (Dracula Unleashed w/ Sega CD Model 2 Boot ROM) */
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if (!s68k.stopped && (s68k.cycles < cycles))
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if (!s68k.stopped)
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{
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/* relative SUB-CPU cycle counter */
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU (Dracula Unleashed w/ Sega CD Model 2 Boot ROM) */
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s68k_run(cycles);
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}
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@ -498,18 +498,18 @@ unsigned int ctrl_io_read_word(unsigned int address)
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/* default registers */
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if (index < 0x30)
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{
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/* relative SUB-CPU cycle counter */
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU (Soul Star) */
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if (!s68k.stopped && (s68k.cycles < cycles))
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{
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s68k_run(cycles);
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}
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/* SUB-CPU communication words */
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if (index >= 0x20)
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{
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if (!s68k.stopped)
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{
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/* relative SUB-CPU cycle counter */
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU (Soul Star) */
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s68k_run(cycles);
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}
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m68k_poll_detect(3 << (index - 0x10));
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}
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@ -620,12 +620,12 @@ void ctrl_io_write_byte(unsigned int address, unsigned int data)
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/* level 2 interrupt enabled ? */
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if (scd.regs[0x32>>1].byte.l & 0x04)
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{
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/* relative SUB-CPU cycle counter */
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU (Earnest Evans, Fhey Area) */
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if (!s68k.stopped && (s68k.cycles < cycles))
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if (!s68k.stopped)
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{
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/* relative SUB-CPU cycle counter */
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unsigned int cycles = (m68k.cycles * SCYCLES_PER_LINE) / MCYCLES_PER_LINE;
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/* sync SUB-CPU with MAIN-CPU (Earnest Evans, Fhey Area) */
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s68k_run(cycles);
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}
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