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removed some more expressions which are always true/false (no whatsnew)

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This commit is contained in:
Oliver Stöneberg 2012-10-03 16:13:27 +00:00
parent d47c76a97c
commit b98028ac50
9 changed files with 16 additions and 17 deletions
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8
src/mame/drivers/chihiro.c
View File

@ -1165,8 +1165,8 @@ static int x,ret;
} else if ((offset >= 0x00600000/4) && (offset < 0x00601000/4)) { } else if ((offset >= 0x00600000/4) && (offset < 0x00601000/4)) {
ret=pcrtc[offset-0x00600000/4]; ret=pcrtc[offset-0x00600000/4];
logerror("NV_2A: read PCRTC[%06X] value %08X\n",offset*4-0x00600000,ret); logerror("NV_2A: read PCRTC[%06X] value %08X\n",offset*4-0x00600000,ret);
} else if ((offset >= 0x00000000/4) && (offset < 0x00001000/4)) { } else if ( offset < 0x00001000/4) {
ret=pmc[offset-0x00000000/4]; ret=pmc[offset];
logerror("NV_2A: read PMC[%06X] value %08X\n",offset*4-0x00000000,ret); logerror("NV_2A: read PMC[%06X] value %08X\n",offset*4-0x00000000,ret);
} else if ((offset >= 0x00800000/4) && (offset < 0x00900000/4)) { } else if ((offset >= 0x00800000/4) && (offset < 0x00900000/4)) {
// 32 channels size 0x10000 each, 8 subchannels per channel size 0x2000 each // 32 channels size 0x10000 each, 8 subchannels per channel size 0x2000 each
@ -1200,8 +1200,8 @@ WRITE32_MEMBER( nv2a_renderer::geforce_w )
} else if ((offset >= 0x00600000/4) && (offset < 0x00601000/4)) { } else if ((offset >= 0x00600000/4) && (offset < 0x00601000/4)) {
COMBINE_DATA(pcrtc+offset-0x00600000/4); COMBINE_DATA(pcrtc+offset-0x00600000/4);
logerror("NV_2A: write PCRTC[%06X]=%08X\n",offset*4-0x00600000,data & mem_mask); logerror("NV_2A: write PCRTC[%06X]=%08X\n",offset*4-0x00600000,data & mem_mask);
} else if ((offset >= 0x00000000/4) && (offset < 0x00001000/4)) { } else if ( offset < 0x00001000/4) {
COMBINE_DATA(pmc+offset-0x00000000/4); COMBINE_DATA(pmc+offset);
logerror("NV_2A: write PMC[%06X]=%08X\n",offset*4-0x00000000,data & mem_mask); logerror("NV_2A: write PMC[%06X]=%08X\n",offset*4-0x00000000,data & mem_mask);
} else if ((offset >= 0x00800000/4) && (offset < 0x00900000/4)) { } else if ((offset >= 0x00800000/4) && (offset < 0x00900000/4)) {
// 32 channels size 0x10000 each, 8 subchannels per channel size 0x2000 each // 32 channels size 0x10000 each, 8 subchannels per channel size 0x2000 each

6
src/mame/drivers/firebeat.c
View File

@ -841,7 +841,7 @@ READ32_MEMBER(firebeat_state::soundflash_r)
{ {
UINT32 r = 0; UINT32 r = 0;
fujitsu_29f016a_device *chip; fujitsu_29f016a_device *chip;
if (offset >= 0 && offset < 0x200000/4) if (offset < 0x200000/4)
{ {
chip = m_flash[1]; chip = m_flash[1];
} }
@ -874,7 +874,7 @@ READ32_MEMBER(firebeat_state::soundflash_r)
WRITE32_MEMBER(firebeat_state::soundflash_w) WRITE32_MEMBER(firebeat_state::soundflash_w)
{ {
fujitsu_29f016a_device *chip; fujitsu_29f016a_device *chip;
if (offset >= 0 && offset < 0x200000/4) if (offset < 0x200000/4)
{ {
chip = m_flash[1]; chip = m_flash[1];
} }
@ -1802,7 +1802,7 @@ ADDRESS_MAP_END
READ8_MEMBER(firebeat_state::soundram_r) READ8_MEMBER(firebeat_state::soundram_r)
{ {
if (offset >= 0 && offset < 0x200000) if (offset < 0x200000)
{ {
return m_flash[1]->read(offset & 0x1fffff); return m_flash[1]->read(offset & 0x1fffff);
} }

4
src/mame/drivers/gstream.c
View File

@ -237,9 +237,9 @@ WRITE32_MEMBER(gstream_state::gstream_vram_w)
if (ACCESSING_BITS_24_31) if (ACCESSING_BITS_24_31)
{ {
if (offset >= 0x000 / 4 && offset < 0x400 / 4) if (offset < 0x400 / 4)
{ {
m_tilemap1->mark_tile_dirty(offset - (0x000 / 4)); m_tilemap1->mark_tile_dirty(offset);
} }
else if (offset >= 0x400 / 4 && offset < 0x800 / 4) else if (offset >= 0x400 / 4 && offset < 0x800 / 4)
{ {

4
src/mame/drivers/megaplay.c
View File

@ -430,7 +430,7 @@ static READ8_HANDLER( bank_r )
UINT8* bank = state->memregion("mtbios")->base(); UINT8* bank = state->memregion("mtbios")->base();
UINT32 fulladdress = state->m_mp_bios_bank_addr + offset; UINT32 fulladdress = state->m_mp_bios_bank_addr + offset;
if ((fulladdress >= 0x000000) && (fulladdress <= 0x3fffff)) // ROM Addresses if (fulladdress <= 0x3fffff) // ROM Addresses
{ {
if (state->m_bios_mode & MP_ROM) if (state->m_bios_mode & MP_ROM)
{ {
@ -470,7 +470,7 @@ static WRITE8_HANDLER( bank_w )
mplay_state *state = space.machine().driver_data<mplay_state>(); mplay_state *state = space.machine().driver_data<mplay_state>();
UINT32 fulladdress = state->m_mp_bios_bank_addr + offset; UINT32 fulladdress = state->m_mp_bios_bank_addr + offset;
if ((fulladdress >= 0x000000) && (fulladdress <= 0x3fffff)) // ROM / Megaplay Custom Addresses if (fulladdress <= 0x3fffff) // ROM / Megaplay Custom Addresses
{ {
if (offset <= 0x1fff && (state->m_bios_width & 0x08)) if (offset <= 0x1fff && (state->m_bios_width & 0x08))
{ {

2
src/mame/drivers/segas16a.c
View File

@ -585,7 +585,7 @@ READ8_MEMBER( segas16a_state::mcu_io_r )
{ {
case 0: case 0:
// access watchdog? (unsure about this one) // access watchdog? (unsure about this one)
if (offset >= 0x0000 && offset < 0x3fff) if ( offset < 0x3fff)
return watchdog_reset_r(space, 0); return watchdog_reset_r(space, 0);
// access main work RAM // access main work RAM

1
src/mame/drivers/taitopjc.c
View File

@ -110,7 +110,6 @@ UINT32 taitopjc_state::screen_update_taitopjc(screen_device &screen, bitmap_rgb3
tile &= 0xff; tile &= 0xff;
tile -= 0x40; tile -= 0x40;
if (tile < 0) tile = 0;
if (tile > 127) tile = 127; if (tile > 127) tile = 127;
for (y=0; y < 16; y++) for (y=0; y < 16; y++)

2
src/mame/video/artmagic.c
View File

@ -23,7 +23,7 @@ INLINE UINT16 *address_to_vram(artmagic_state *state, offs_t *address)
{ {
offs_t original = *address; offs_t original = *address;
*address = TOWORD(original & 0x001fffff); *address = TOWORD(original & 0x001fffff);
if (original >= 0x00000000 && original < 0x001fffff) if (original < 0x001fffff)
return state->m_vram0; return state->m_vram0;
else if (original >= 0x00400000 && original < 0x005fffff) else if (original >= 0x00400000 && original < 0x005fffff)
return state->m_vram1; return state->m_vram1;

4
src/mame/video/konamigx.c
View File

@ -174,7 +174,7 @@ INLINE void K053936GP_copyroz32clip( running_machine &machine,
cx += incxx; cx += incxx;
cy += incxy; cy += incxy;
if (offs<0 || offs>=src_size) if (offs>=src_size)
continue; continue;
if (srcx < src_minx || srcx > src_maxx || srcy < src_miny || srcy > src_maxy) if (srcx < src_minx || srcx > src_maxx || srcy < src_miny || srcy > src_maxy)
@ -244,7 +244,7 @@ INLINE void K053936GP_copyroz32clip( running_machine &machine,
cx += incxx; cx += incxx;
cy += incxy; cy += incxy;
if (offs<0 || offs>=src_size) if (offs>=src_size)
continue; continue;
if (srcx < src_minx || srcx > src_maxx || srcy < src_miny || srcy > src_maxy) if (srcx < src_minx || srcx > src_maxx || srcy < src_miny || srcy > src_maxy)

2
src/mame/video/m90.c
View File

@ -278,7 +278,7 @@ static void markdirty(tilemap_t *tmap,int page,offs_t offset)
{ {
offset -= page * 0x2000; offset -= page * 0x2000;
if (offset >= 0 && offset < 0x2000) if (offset < 0x2000)
tmap->mark_tile_dirty(offset/2); tmap->mark_tile_dirty(offset/2);
} }