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overhaul of translation cache and sh2 literals handling

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kub
2019-04-05 21:01:03 +02:00
parent d760c90f3a
commit f133766faa
4 changed files with 525 additions and 364 deletions
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859
cpu/sh2/compiler.c
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12
cpu/sh2/compiler.h
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@@ -24,7 +24,7 @@ void sh2_drc_frame(void);
void scan_block(unsigned int base_pc, int is_slave,
unsigned char *op_flags, unsigned int *end_pc,
unsigned int *end_literals);
unsigned int *base_literals, unsigned int *end_literals);
#if defined(DRC_SH2)
// direct access to some host CPU registers used by the DRC
@@ -39,13 +39,15 @@ void scan_block(unsigned int base_pc, int is_slave,
#warning "direct DRC register access not available for this host"
#endif
#ifdef DCR_SR_REG
#define DRC_DECLARE_SR register int sh2_sr asm(#DCR_SR_REG)
#ifdef DRC_SR_REG
#define __DRC_DECLARE_SR(SR) register int sh2_sr asm(#SR)
#define _DRC_DECLARE_SR(SR) __DRC_DECLARE_SR(SR)
#define DRC_DECLARE_SR _DRC_DECLARE_SR(DRC_SR_REG)
#define DRC_SAVE_SR(sh2) \
if ((sh2->state & (SH2_STATE_RUN|SH2_STATE_BUSY)) == SH2_STATE_RUN) \
if ((sh2->state & (SH2_STATE_RUN)) == SH2_STATE_RUN) \
sh2->sr = sh2_sr;
#define DRC_RESTORE_SR(sh2) \
if ((sh2->state & (SH2_STATE_RUN|SH2_STATE_BUSY)) == SH2_STATE_RUN) \
if ((sh2->state & (SH2_STATE_RUN)) == SH2_STATE_RUN) \
sh2_sr = sh2->sr;
#else
#define DRC_DECLARE_SR