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sh2 drc bugfix for aarch64/mips

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This commit is contained in:
kub 2019-10-12 00:26:11 +02:00
parent e7ee7bc00a
commit a6c0ab7d99
6 changed files with 20 additions and 19 deletions
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2
Makefile
View file

@ -225,7 +225,7 @@ endif
pprof: platform/linux/pprof.c
$(CC) $(CFLAGS) -O2 -ggdb -DPPROF -DPPROF_TOOL -I../../ -I. $^ -o $@ $(LDFLAGS) $(LDLIBS)
pico/pico_int_offs.h:: tools/mkoffsets.sh
pico/pico_int_offs.h: tools/mkoffsets.sh
make -C tools/ XCC="$(CC)" XCFLAGS="$(CFLAGS)"
.s.o:

2
cpu/drc/emit_arm64.c
View file

@ -979,7 +979,7 @@ static void emith_ldst_offs(int sz, int rd, int rn, int o9, int ld, int mode)
#define emith_save_caller_regs(mask) do { \
int _c, _r1, _r2; u32 _m = mask & 0x3ffff; \
if (__builtin_parity(_m) == 1) _m |= 0x40000; /* hardware align */ \
for (_c = HOST_REGS, _r1 = -1; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
for (_c = HOST_REGS-1, _r1 = -1; _m && _c >= 0; _m &= ~(1 << _c), _c--)\
if (_m & (1 << _c)) { \
_r2 = _r1, _r1 = _c; \
if (_r2 != -1) { \

4
cpu/drc/emit_mips.c
View file

@ -1065,7 +1065,7 @@ static void emith_lohi_nops(void)
if (__builtin_parity(_m) == 1) _m |= 0x1; /* ABI align */ \
int _s = count_bits(_m) * 4, _o = _s; \
if (_s) emith_sub_r_imm(SP, _s); \
for (_c = HOST_REGS; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
for (_c = HOST_REGS-1; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
if (_m & (1 << _c)) \
{ _o -= 4; if (_c) emith_write_r_r_offs(_c, SP, _o); } \
} while (0)
@ -1279,7 +1279,7 @@ static int emith_cond_check(int cond, int *r)
if (__builtin_parity(_m) == 1) _m |= 0x1; /* ABI align for SP is 8 */ \
int _s = count_bits(_m) * 4 + 16, _o = _s; /* 16 byte arg save area */ \
if (_s) emith_sub_r_imm(SP, _s); \
for (_c = HOST_REGS; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
for (_c = HOST_REGS-1; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
if (_m & (1 << _c)) \
{ _o -= 4; if (_c) emith_write_r_r_offs(_c, SP, _o); } \
} while (0)

2
cpu/drc/emit_x86.c
View file

@ -1115,7 +1115,7 @@ enum { xAX = 0, xCX, xDX, xBX, xSP, xBP, xSI, xDI, // x86-64,i386 common
#define emith_save_caller_regs(mask) do { \
int _c; u32 _m = mask & 0xfc7; /* AX, CX, DX, SI, DI, 8, 9, 10, 11 */ \
if (__builtin_parity(_m) == 1) _m |= 0x8; /* BX for ABI align */ \
for (_c = HOST_REGS; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
for (_c = HOST_REGS-1; _m && _c >= 0; _m &= ~(1 << _c), _c--) \
if (_m & (1 << _c)) emith_push(_c); \
} while (0)

20
pico/32x/memory.c
View file

@ -347,7 +347,7 @@ static u32 p32x_reg_read16(u32 a)
if ((a & 0x30) == 0x20) {
unsigned int cycles = SekCyclesDone();
if (cycles - msh2.m68krcycles_done > 244)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 244))
p32x_sync_sh2s(cycles);
if (m68k_poll_detect(a, cycles, P32XF_68KCPOLL)) {
@ -360,7 +360,7 @@ static u32 p32x_reg_read16(u32 a)
if (a == 2) { // INTM, INTS
unsigned int cycles = SekCyclesDone();
if (cycles - msh2.m68krcycles_done > 64)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 64))
p32x_sync_sh2s(cycles);
goto out;
}
@ -420,7 +420,7 @@ static void p32x_reg_write8(u32 a, u32 d)
return;
case 0x03: // irq ctl
if ((d ^ r[0x02 / 2]) & 3) {
int cycles = SekCyclesDone();
unsigned int cycles = SekCyclesDone();
p32x_sync_sh2s(cycles);
r[0x02 / 2] = d & 3;
p32x_update_cmd_irq(NULL, cycles);
@ -610,9 +610,9 @@ static void p32x_reg_write16(u32 a, u32 d)
case 0x2c/2:
case 0x2e/2:
if (r[a / 2] != d) {
int cycles = SekCyclesDone();
unsigned int cycles = SekCyclesDone();
if (cycles - (int)msh2.m68krcycles_done > 30)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 64))
p32x_sync_sh2s(cycles);
r[a / 2] = d;
@ -712,7 +712,7 @@ static void p32x_vdp_write16(u32 a, u32 d, SH2 *sh2)
}
Pico32x.vdp_regs[0x06 / 2] = a;
Pico32x.vdp_regs[0x08 / 2] = d;
if (sh2 != NULL && len > 4) {
if (sh2 != NULL && len > 8) {
Pico32x.vdp_regs[0x0a / 2] |= P32XV_nFEN;
// supposedly takes 3 bus/6 sh2 cycles? or 3 sh2 cycles?
p32x_event_schedule_sh2(sh2, P32X_EVENT_FILLEND, 3 + len);
@ -824,8 +824,8 @@ static void p32x_sh2reg_write8(u32 a, u32 d, SH2 *sh2)
if (Pico32x.sh2_regs[4 / 2] != d) {
unsigned int cycles = sh2_cycles_done_m68k(sh2);
Pico32x.sh2_regs[4 / 2] = d;
sh2_end_run(sh2, 4);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_CPOLL, cycles);
sh2_end_run(sh2, 4);
sh2_poll_write(a & ~1, d, cycles, sh2);
}
return;
@ -849,9 +849,9 @@ static void p32x_sh2reg_write8(u32 a, u32 d, SH2 *sh2)
unsigned int cycles = sh2_cycles_done_m68k(sh2);
REG8IN16(r, a) = d;
sh2_end_run(sh2, 1);
p32x_m68k_poll_event(P32XF_68KCPOLL);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_CPOLL, cycles);
sh2_end_run(sh2, 1);
sh2_poll_write(a & ~1, r[a / 2], cycles, sh2);
}
return;
@ -941,9 +941,9 @@ static void p32x_sh2reg_write16(u32 a, u32 d, SH2 *sh2)
unsigned int cycles = sh2_cycles_done_m68k(sh2);
Pico32x.regs[a / 2] = d;
sh2_end_run(sh2, 1);
p32x_m68k_poll_event(P32XF_68KCPOLL);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_CPOLL, cycles);
sh2_end_run(sh2, 1);
sh2_poll_write(a, d, cycles, sh2);
}
return;
@ -1574,10 +1574,10 @@ static void NOINLINE sh2_sdram_poll(u32 a, u32 d, SH2 *sh2)
unsigned cycles;
DRC_SAVE_SR(sh2);
sh2_end_run(sh2, 1);
cycles = sh2_cycles_done_m68k(sh2);
sh2_poll_write(a, d, cycles, sh2);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_RPOLL, cycles);
sh2_end_run(sh2, 1);
DRC_RESTORE_SR(sh2);
}

9
tools/mkoffsets.sh
View file

@ -11,10 +11,10 @@ ENDIAN=
# compile with target C compiler and extract value from .rodata section
compile_rodata ()
{
# $CC $CFLAGS -I .. -shared /tmp/getoffs.c -o /tmp/getoffs.o || exit 1
echo 'void dummy(void) { asm(""::"r" (&val)); }' >> /tmp/getoffs.c
$CC $CFLAGS -I .. -nostdlib -Wl,-edummy /tmp/getoffs.c \
-o /tmp/getoffs.o || exit 1
$CC $CFLAGS -I .. -c /tmp/getoffs.c -o /tmp/getoffs.o || exit 1
# echo 'void dummy(void) { asm(""::"r" (&val)); }' >> /tmp/getoffs.c
# $CC $CFLAGS -I .. -nostdlib -Wl,-edummy /tmp/getoffs.c \
# -o /tmp/getoffs.o || exit 1
# find the name of the .rodata section (in case -fdata-sections is used)
rosect=$(readelf -S /tmp/getoffs.o | grep '\.rodata' |
sed 's/^[^.]*././;s/ .*//')
@ -48,6 +48,7 @@ get_define () # prefix struct member member...
line=$(printf "#define %-20s 0x%04x" $prefix$name $rodata)
}
CFLAGS="$CFLAGS -fno-lto"
# determine endianess
echo "const int val = 1;" >/tmp/getoffs.c
compile_rodata