mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-28 19:07:47 -04:00
Matthew Stanley
41 lines
1008 B
C
41 lines
1008 B
C
#ifndef PSXRECOMP_PSX_ICACHE_H
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#define PSXRECOMP_PSX_ICACHE_H
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#include "cpu_state.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern uint32_t g_psx_icache_tv[1024];
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extern int g_psx_icache_active;
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extern int g_ls_replay_active;
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void psx_icache_reset(void);
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void psx_icache_fetch(CPUState *cpu, uint32_t addr);
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void psx_icache_fetch_miss(CPUState *cpu, uint32_t addr);
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/* Keep the interpreter's steady-state tag hit inside its translation unit.
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* Misses use the shared slow path, preserving exact cache evolution/timing. */
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static inline void psx_icache_fetch_interp(CPUState *cpu, uint32_t addr) {
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#ifdef PSX_ENABLE_BLOCK_CYCLES
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if (g_ls_replay_active) return;
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if (g_psx_icache_active < 0) {
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psx_icache_fetch(cpu, addr);
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return;
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}
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if (!g_psx_icache_active) return;
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uint32_t idx = (addr & 0xFFCu) >> 2;
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if (g_psx_icache_tv[idx] == addr) return;
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psx_icache_fetch_miss(cpu, addr);
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#else
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(void)cpu;
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(void)addr;
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#endif
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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