diff --git a/src/devices/cpu/es5510/es5510.cpp b/src/devices/cpu/es5510/es5510.cpp
index f8e81e4aeef..5848ccc05e2 100644
--- a/src/devices/cpu/es5510/es5510.cpp
+++ b/src/devices/cpu/es5510/es5510.cpp
@@ -421,12 +421,12 @@ WRITE8_MEMBER(es5510_device::host_w)
 		break;
 
 		/* 0x03 to 0x08 INSTR Register */
-	case 0x03: instr_latch = ((instr_latch&0x00ffffffffffU) | (int64_t(data)&0xff)<<40); LOG("%s",string_format("ES5510: Host Write INSTR latch[5] = %02x -> %012I64x\n", data, instr_latch).c_str()); break;
-	case 0x04: instr_latch = ((instr_latch&0xff00ffffffffU) | (int64_t(data)&0xff)<<32); LOG("%s",string_format("ES5510: Host Write INSTR latch[4] = %02x -> %012I64x\n", data, instr_latch).c_str()); break;
-	case 0x05: instr_latch = ((instr_latch&0xffff00ffffffU) | (int64_t(data)&0xff)<<24); LOG("%s",string_format("ES5510: Host Write INSTR latch[3] = %02x -> %012I64x\n", data, instr_latch).c_str()); break;
-	case 0x06: instr_latch = ((instr_latch&0xffffff00ffffU) | (int64_t(data)&0xff)<<16); LOG("%s",string_format("ES5510: Host Write INSTR latch[2] = %02x -> %012I64x\n", data, instr_latch).c_str()); break;
-	case 0x07: instr_latch = ((instr_latch&0xffffffff00ffU) | (int64_t(data)&0xff)<< 8); LOG("%s",string_format("ES5510: Host Write INSTR latch[1] = %02x -> %012I64x\n", data, instr_latch).c_str()); break;
-	case 0x08: instr_latch = ((instr_latch&0xffffffffff00U) | (int64_t(data)&0xff)<< 0); LOG("%s",string_format("ES5510: Host Write INSTR latch[0] = %02x -> %012I64x\n", data, instr_latch).c_str()); break;
+	case 0x03: instr_latch = ((instr_latch&0x00ffffffffffU) | (int64_t(data)&0xff)<<40); LOG("%s",string_format("ES5510: Host Write INSTR latch[5] = %02x -> %012x\n", data, instr_latch).c_str()); break;
+	case 0x04: instr_latch = ((instr_latch&0xff00ffffffffU) | (int64_t(data)&0xff)<<32); LOG("%s",string_format("ES5510: Host Write INSTR latch[4] = %02x -> %012x\n", data, instr_latch).c_str()); break;
+	case 0x05: instr_latch = ((instr_latch&0xffff00ffffffU) | (int64_t(data)&0xff)<<24); LOG("%s",string_format("ES5510: Host Write INSTR latch[3] = %02x -> %012x\n", data, instr_latch).c_str()); break;
+	case 0x06: instr_latch = ((instr_latch&0xffffff00ffffU) | (int64_t(data)&0xff)<<16); LOG("%s",string_format("ES5510: Host Write INSTR latch[2] = %02x -> %012x\n", data, instr_latch).c_str()); break;
+	case 0x07: instr_latch = ((instr_latch&0xffffffff00ffU) | (int64_t(data)&0xff)<< 8); LOG("%s",string_format("ES5510: Host Write INSTR latch[1] = %02x -> %012x\n", data, instr_latch).c_str()); break;
+	case 0x08: instr_latch = ((instr_latch&0xffffffffff00U) | (int64_t(data)&0xff)<< 0); LOG("%s",string_format("ES5510: Host Write INSTR latch[0] = %02x -> %012x\n", data, instr_latch).c_str()); break;
 
 		/* 0x09 to 0x0b DIL Register (r/o) */
 
@@ -476,7 +476,7 @@ WRITE8_MEMBER(es5510_device::host_w)
 		break;
 
 	case 0x80: /* Read select - GPR + INSTR */
-		LOG("%s",string_format("ES5510: Host Read INSTR+GPR %02x (%s): %012I64x %06x (%d)\n", data, REGNAME(data & 0xff), instr[data] & 0xffffffffffffU, gpr[data] & 0xffffff, gpr[data]).c_str());
+		LOG("%s",string_format("ES5510: Host Read INSTR+GPR %02x (%s): %012x %06x (%d)\n", data, REGNAME(data & 0xff), instr[data] & 0xffffffffffffU, gpr[data] & 0xffffff, gpr[data]).c_str());
 
 		/* Check if an INSTR address is selected */
 		if (data < 0xa0) {
@@ -497,7 +497,7 @@ WRITE8_MEMBER(es5510_device::host_w)
 	case 0xc0: /* Write select - INSTR */
 #if VERBOSE
 		DESCRIBE_INSTR(buf, instr_latch, gpr[data], nullptr, nullptr, nullptr, nullptr);
-		LOG("%s",string_format("ES5510: Host Write INSTR %02x %012I64x: %s\n", data, instr_latch&0xffffffffffffU, buf).c_str());
+		LOG("%s",string_format("ES5510: Host Write INSTR %02x %012x: %s\n", data, instr_latch&0xffffffffffffU, buf).c_str());
 #endif
 		if (data < 0xa0) {
 			instr[data] = instr_latch&0xffffffffffffU;
@@ -507,7 +507,7 @@ WRITE8_MEMBER(es5510_device::host_w)
 	case 0xe0: /* Write select - GPR + INSTR */
 #if VERBOSE
 		DESCRIBE_INSTR(buf, instr_latch, gpr_latch, nullptr, nullptr, nullptr, nullptr);
-		LOG("%s",string_format("ES5510: Host Write INSTR+GPR %02x (%s): %012I64x %06x (%d): %s\n", data, REGNAME(data&0xff), instr_latch, gpr_latch, SX(gpr_latch), buf).c_str());
+		LOG("%s",string_format("ES5510: Host Write INSTR+GPR %02x (%s): %012x %06x (%d): %s\n", data, REGNAME(data&0xff), instr_latch, gpr_latch, SX(gpr_latch), buf).c_str());
 #endif
 		if (data < 0xa0) {
 			instr[data] = instr_latch;
@@ -677,7 +677,7 @@ void es5510_device::list_program(void(p)(const char *, ...)) {
 		uint8_t cReg = (uint8_t)((instr[addr] >> 32) & 0xff);
 		uint8_t dReg = (uint8_t)((instr[addr] >> 40) & 0xff);
 		DESCRIBE_INSTR(buf, instr[addr], gpr[addr], name[aReg], name[bReg], name[cReg], name[dReg]);
-		p("%s",string_format("%02x: %012I64x %06x (%8d) %s\n", addr, instr[addr], gpr[addr]&0xffffff, SX(gpr[addr]&0xffffff), buf).c_str());
+		p("%s",string_format("%02x: %012x %06x (%8d) %s\n", addr, instr[addr], gpr[addr]&0xffffff, SX(gpr[addr]&0xffffff), buf).c_str());
 	}
 	for (; addr < 0xc0; addr++) {
 		p("%02x: %06x (%d)\n", addr, gpr[addr]&0xffffff, SX(gpr[addr]&0xffffff));
@@ -703,7 +703,7 @@ void es5510_device::execute_run() {
 #if VERBOSE_EXEC
 			char buf[1024];
 			DESCRIBE_INSTR(buf, instr[pc], gpr[pc], nullptr, nullptr, nullptr, nullptr);
-			LOG_EXEC(("%s",string_format("EXECUTING %02x: %012I64x %06x  %s\n", pc, instr[pc], gpr[pc]&0xffffff, buf).c_str()));
+			LOG_EXEC(("%s",string_format("EXECUTING %02x: %012x %06x  %s\n", pc, instr[pc], gpr[pc]&0xffffff, buf).c_str()));
 #endif
 
 			ram_pp = ram_p;
diff --git a/src/devices/machine/68340sim.cpp b/src/devices/machine/68340sim.cpp
index 65090696444..34ce985cc22 100644
--- a/src/devices/machine/68340sim.cpp
+++ b/src/devices/machine/68340sim.cpp
@@ -26,10 +26,8 @@
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 #define m68340SIM_MCR          (0x00)
diff --git a/src/devices/machine/68561mpcc.cpp b/src/devices/machine/68561mpcc.cpp
index 6c262a6f8c0..3f500827cdf 100644
--- a/src/devices/machine/68561mpcc.cpp
+++ b/src/devices/machine/68561mpcc.cpp
@@ -76,10 +76,8 @@ FEATURES
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 //**************************************************************************
diff --git a/src/devices/machine/mc14411.cpp b/src/devices/machine/mc14411.cpp
index 8a3101af0c7..c1c3a62fd78 100644
--- a/src/devices/machine/mc14411.cpp
+++ b/src/devices/machine/mc14411.cpp
@@ -46,10 +46,8 @@
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 
diff --git a/src/devices/machine/nvram.cpp b/src/devices/machine/nvram.cpp
index f58c8c1de52..ff3f852e050 100644
--- a/src/devices/machine/nvram.cpp
+++ b/src/devices/machine/nvram.cpp
@@ -166,5 +166,5 @@ void nvram_device::determine_final_base()
 
 	// if we are region-backed for the default, find it now and make sure it's the right size
 	if (m_region.found() && m_region->bytes() != m_length)
-		throw emu_fatalerror("%s",string_format("NVRAM device '%s' has a default region, but it should be 0x%I64uX bytes", tag(), m_length).c_str());
+		throw emu_fatalerror("%s",string_format("NVRAM device '%s' has a default region, but it should be 0x%X bytes", tag(), m_length).c_str());
 }
diff --git a/src/devices/machine/z80sio.cpp b/src/devices/machine/z80sio.cpp
index 5538f8b7a5a..83a8479f638 100644
--- a/src/devices/machine/z80sio.cpp
+++ b/src/devices/machine/z80sio.cpp
@@ -84,10 +84,8 @@
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 #define CHANA_TAG   "cha"
diff --git a/src/devices/sound/disc_sys.hxx b/src/devices/sound/disc_sys.hxx
index 5c1a79f0ec9..a83b26f30ed 100644
--- a/src/devices/sound/disc_sys.hxx
+++ b/src/devices/sound/disc_sys.hxx
@@ -61,7 +61,7 @@ DISCRETE_STEP( dso_csvlog )
 	int nodenum;
 
 	/* Dump any csv logs */
-	fprintf(m_csv_file, "%s", string_format("%I64d", ++m_sample_num).c_str());
+	fprintf(m_csv_file, "%s", string_format("%d", ++m_sample_num).c_str());
 	for (nodenum = 0; nodenum < this->active_inputs(); nodenum++)
 	{
 		fprintf(m_csv_file, ", %f", *this->m_input[nodenum]);
diff --git a/src/devices/video/sda5708.cpp b/src/devices/video/sda5708.cpp
index 5b9973ba2cd..7049b295ca5 100644
--- a/src/devices/video/sda5708.cpp
+++ b/src/devices/video/sda5708.cpp
@@ -36,10 +36,8 @@
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 
diff --git a/src/frontend/mame/ui/utils.h b/src/frontend/mame/ui/utils.h
index 0942728152c..6ccc4394857 100644
--- a/src/frontend/mame/ui/utils.h
+++ b/src/frontend/mame/ui/utils.h
@@ -219,7 +219,6 @@ DECLARE_ENUM_INCDEC_OPERATORS(software_filter::type)
 } // namespace ui
 
 #define MAX_CHAR_INFO            256
-#define MAX_CUST_FILTER          8
 
 enum
 {
diff --git a/src/mame/drivers/dbox.cpp b/src/mame/drivers/dbox.cpp
index e274c3f1f89..02067db6c10 100644
--- a/src/mame/drivers/dbox.cpp
+++ b/src/mame/drivers/dbox.cpp
@@ -361,10 +361,8 @@
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 class dbox_state : public driver_device
diff --git a/src/mame/drivers/didact.cpp b/src/mame/drivers/didact.cpp
index 0385a465e71..0483445ad3a 100644
--- a/src/mame/drivers/didact.cpp
+++ b/src/mame/drivers/didact.cpp
@@ -93,10 +93,8 @@
 
 #ifdef _MSC_VER
 #define FUNCNAME __func__
-#define LLFORMAT "%I64d"
 #else
 #define FUNCNAME __PRETTY_FUNCTION__
-#define LLFORMAT "%lld"
 #endif
 
 #define PIA1_TAG "pia1"
diff --git a/src/mame/drivers/naomi.cpp b/src/mame/drivers/naomi.cpp
index 8687ceed2f8..e3957ce9dc7 100644
--- a/src/mame/drivers/naomi.cpp
+++ b/src/mame/drivers/naomi.cpp
@@ -1921,7 +1921,7 @@ WRITE64_MEMBER(atomiswave_state::aw_modem_w )
 	        0x0060028C rw POUT CN304 (EX. IO board)
 	*/
 
-	osd_printf_verbose("%s",string_format("MODEM: [%08x=%x] write %I64x to %x, mask %I64x\n", 0x600000+reg*4, dat, data, offset, mem_mask).c_str());
+	osd_printf_verbose("%s",string_format("MODEM: [%08x=%x] write %x to %x, mask %x\n", 0x600000+reg*4, dat, data, offset, mem_mask).c_str());
 }
 
 static ADDRESS_MAP_START( aw_map, AS_PROGRAM, 64, atomiswave_state )
diff --git a/src/mame/drivers/taitopjc.cpp b/src/mame/drivers/taitopjc.cpp
index 366e325737f..15da3b680e6 100644
--- a/src/mame/drivers/taitopjc.cpp
+++ b/src/mame/drivers/taitopjc.cpp
@@ -357,7 +357,7 @@ WRITE64_MEMBER(taitopjc_state::ppc_common_w)
 {
 	uint32_t address = offset * 2;
 
-//  logerror("ppc_common_w: %08X, %I64X, %I64X\n", offset, data, mem_mask);
+//  logerror("ppc_common_w: %08X, %X, %X\n", offset, data, mem_mask);
 
 	if (ACCESSING_BITS_48_63)
 	{
diff --git a/src/mame/machine/dc.cpp b/src/mame/machine/dc.cpp
index a47880f9a9b..59fff288941 100644
--- a/src/mame/machine/dc.cpp
+++ b/src/mame/machine/dc.cpp
@@ -375,7 +375,7 @@ READ64_MEMBER(dc_state::dc_sysctrl_r )
 	#if DEBUG_SYSCTRL
 	if ((reg != 0x40) && (reg != 0x41) && (reg != 0x42) && (reg != 0x23) && (reg > 2))  // filter out IRQ status reads
 	{
-		osd_printf_verbose("%s",string_format("SYSCTRL: [%08x] read %x @ %x (reg %x: %s), mask %I64x (PC=%x)\n", 0x5f6800+reg*4, dc_sysctrl_regs[reg], offset, reg, sysctrl_names[reg], mem_mask, space.device().safe_pc()).c_str());
+		osd_printf_verbose("%s",string_format("SYSCTRL: [%08x] read %x @ %x (reg %x: %s), mask %x (PC=%x)\n", 0x5f6800+reg*4, dc_sysctrl_regs[reg], offset, reg, sysctrl_names[reg], mem_mask, space.device().safe_pc()).c_str());
 	}
 	#endif
 
@@ -473,7 +473,7 @@ WRITE64_MEMBER(dc_state::dc_sysctrl_w )
 	#if DEBUG_SYSCTRL
 	if ((reg != 0x40) && (reg != 0x42) && (reg > 2))    // filter out IRQ acks and ch2 dma
 	{
-		osd_printf_verbose("%s",string_format("SYSCTRL: write %I64x to %x (reg %x), mask %I64x\n", data>>shift, offset, reg, /*sysctrl_names[reg],*/ mem_mask).c_str());
+		osd_printf_verbose("%s",string_format("SYSCTRL: write %x to %x (reg %x), mask %x\n", data>>shift, offset, reg, /*sysctrl_names[reg],*/ mem_mask).c_str());
 	}
 	#endif
 }
@@ -514,7 +514,7 @@ WRITE64_MEMBER(dc_state::dc_gdrom_w )
 		off=offset << 1;
 	}
 
-	osd_printf_verbose("%s",string_format("GDROM: [%08x=%x]write %I64x to %x, mask %I64x\n", 0x5f7000+off*4, dat, data, offset, mem_mask).c_str());
+	osd_printf_verbose("%s",string_format("GDROM: [%08x=%x]write %x to %x, mask %x\n", 0x5f7000+off*4, dat, data, offset, mem_mask).c_str());
 }
 
 READ64_MEMBER(dc_state::dc_g2_ctrl_r )
@@ -633,7 +633,7 @@ WRITE64_MEMBER(dc_state::dc_modem_w )
 
 	reg = decode_reg32_64(offset, mem_mask, &shift);
 	dat = (uint32_t)(data >> shift);
-	osd_printf_verbose("%s",string_format("MODEM: [%08x=%x] write %I64x to %x, mask %I64x\n", 0x600000+reg*4, dat, data, offset, mem_mask).c_str());
+	osd_printf_verbose("%s",string_format("MODEM: [%08x=%x] write %x to %x, mask %x\n", 0x600000+reg*4, dat, data, offset, mem_mask).c_str());
 }
 
 #define SAVE_G2DMA(x) \
@@ -675,7 +675,7 @@ void dc_state::machine_reset()
 
 READ32_MEMBER(dc_state::dc_aica_reg_r)
 {
-//  osd_printf_verbose("%s",string_format("AICA REG: [%08x] read %I64x, mask %I64x\n", 0x700000+reg*4, (uint64_t)offset, mem_mask).c_str());
+//  osd_printf_verbose("%s",string_format("AICA REG: [%08x] read %x, mask %x\n", 0x700000+reg*4, (uint64_t)offset, mem_mask).c_str());
 
 	if(offset == 0x2c00/4)
 		return m_armrst;
@@ -706,7 +706,7 @@ WRITE32_MEMBER(dc_state::dc_aica_reg_w)
 
 	m_aica->write(space, offset*2, data, 0xffff);
 
-//  osd_printf_verbose("%s",string_format("AICA REG: [%08x=%x] write %x to %x, mask %I64x\n", 0x700000+reg*4, data, offset, mem_mask).c_str());
+//  osd_printf_verbose("%s",string_format("AICA REG: [%08x=%x] write %x to %x, mask %x\n", 0x700000+reg*4, data, offset, mem_mask).c_str());
 }
 
 READ32_MEMBER(dc_state::dc_arm_aica_r)
diff --git a/src/mame/machine/dccons.cpp b/src/mame/machine/dccons.cpp
index cc040d07456..0a281cc9f60 100644
--- a/src/mame/machine/dccons.cpp
+++ b/src/mame/machine/dccons.cpp
@@ -144,7 +144,7 @@ READ32_MEMBER(dc_cons_state::dc_mess_g1_ctrl_r )
 WRITE32_MEMBER(dc_cons_state::dc_mess_g1_ctrl_w )
 {
 	g1bus_regs[offset] = data; // 5f7400+reg*4=dat
-//  osd_printf_verbose("%s",string_format("G1CTRL: [%08x=%x] write %I64x to %x, mask %I64x\n", 0x5f7400+reg*4, dat, data, offset, mem_mask).c_str());
+//  osd_printf_verbose("%s",string_format("G1CTRL: [%08x=%x] write %x to %x, mask %x\n", 0x5f7400+reg*4, dat, data, offset, mem_mask).c_str());
 	switch (offset)
 	{
 	case SB_GDST:
diff --git a/src/mame/machine/xbox.cpp b/src/mame/machine/xbox.cpp
index 301620b112c..0a59d8dff8d 100644
--- a/src/mame/machine/xbox.cpp
+++ b/src/mame/machine/xbox.cpp
@@ -254,7 +254,7 @@ void xbox_base_state::dump_timer_command(int ref, const std::vector<std::string>
 	con.printf("Header.Inserted %d byte\n", cpu.read_byte(space, address + 3, true));
 	con.printf("Header.SignalState %08X dword\n", cpu.read_dword(space, address + 4, true));
 	con.printf("Header.WaitListEntry {%08X,%08X} _LIST_ENTRY\n", cpu.read_dword(space, address + 8, true), cpu.read_dword(space, address + 12, true));
-	con.printf("%s", string_format("DueTime %I64x qword\n", (int64_t)cpu.read_qword(space, address + 16, true)).c_str());
+	con.printf("%s", string_format("DueTime %x qword\n", (int64_t)cpu.read_qword(space, address + 16, true)).c_str());
 	con.printf("TimerListEntry {%08X,%08X} _LIST_ENTRY\n", cpu.read_dword(space, address + 24, true), cpu.read_dword(space, address + 28, true));
 	con.printf("Dpc %08X dword\n", cpu.read_dword(space, address + 32, true));
 	con.printf("Period %d dword\n", cpu.read_dword(space, address + 36, true));
diff --git a/src/mame/video/powervr2.cpp b/src/mame/video/powervr2.cpp
index 8f47668e1ed..97d40073350 100644
--- a/src/mame/video/powervr2.cpp
+++ b/src/mame/video/powervr2.cpp
@@ -2030,13 +2030,13 @@ WRITE64_MEMBER( powervr2_device::ta_fifo_poly_w )
 		tafifo_buff[tafifo_pos]=(uint32_t)data;
 		tafifo_buff[tafifo_pos+1]=(uint32_t)(data >> 32);
 		#if DEBUG_FIFO_POLY
-		osd_printf_debug("%s",string_format("ta_fifo_poly_w:  Unmapped write64 %08x = %I64x -> %08x %08x\n", 0x10000000+offset*8, data, tafifo_buff[tafifo_pos], tafifo_buff[tafifo_pos+1]).c_str());
+		osd_printf_debug("%s",string_format("ta_fifo_poly_w:  Unmapped write64 %08x = %x -> %08x %08x\n", 0x10000000+offset*8, data, tafifo_buff[tafifo_pos], tafifo_buff[tafifo_pos+1]).c_str());
 		#endif
 		tafifo_pos += 2;
 	}
 	else
 	{
-		osd_printf_debug("%s",string_format("ta_fifo_poly_w:  Unmapped write64 %08x = %I64x mask %I64x\n", 0x10000000+offset*8, data, mem_mask).c_str());
+		osd_printf_debug("%s",string_format("ta_fifo_poly_w:  Unmapped write64 %08x = %x mask %x\n", 0x10000000+offset*8, data, mem_mask).c_str());
 	}
 
 	tafifo_pos &= tafifo_mask;