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even better - we can use 'return' without 'leave:' now
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This commit is contained in:
Andrei Holub 2025-04-04 22:42:21 -04:00
parent 064b1f2051
commit 958a6268d2
2 changed files with 4 additions and 5 deletions
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2
src/devices/cpu/z80/z80.lst
View File

@ -679,7 +679,7 @@ ffff
} }
if (m_icount > 0) if (m_icount > 0)
m_icount = 0; m_icount = 0;
goto leave; return;
} else if (m_busack_state) { } else if (m_busack_state) {
m_busack_state = 0; m_busack_state = 0;
m_busack_cb(0); m_busack_cb(0);

7
src/devices/cpu/z80/z80make.py
View File

@ -74,7 +74,7 @@ class Opcode:
to_step = "0x%s" % (hex(256 + step)[3:]) to_step = "0x%s" % (hex(256 + step)[3:])
il.print("if (m_icount <= 0) {", f) il.print("if (m_icount <= 0) {", f)
il.print(" m_ref = (m_ref & 0xffff00) | %s;" % (to_step), f) il.print(" m_ref = (m_ref & 0xffff00) | %s;" % (to_step), f)
il.print(" goto leave;", f) il.print(" return;", f)
il.print("}", f) il.print("}", f)
il.print("[[fallthrough]];", f) il.print("[[fallthrough]];", f)
print("\t\tcase %s:" % (to_step), file=f) print("\t\tcase %s:" % (to_step), file=f)
@ -92,7 +92,7 @@ class Opcode:
step += 1 step += 1
to_step = "0x%s" % (hex(256 + step)[3:]) to_step = "0x%s" % (hex(256 + step)[3:])
il.print(" m_ref = (m_ref & 0xffff00) | %s;" % (to_step), f) il.print(" m_ref = (m_ref & 0xffff00) | %s;" % (to_step), f)
il.print(" goto leave;", f) il.print(" return;", f)
il.print("}", f) il.print("}", f)
il.print("[[fallthrough]];", f) il.print("[[fallthrough]];", f)
print("\t\tcase %s:" % (to_step), file=f) print("\t\tcase %s:" % (to_step), file=f)
@ -223,7 +223,7 @@ class OpcodeList:
print("if (m_wait_state)", file=f) print("if (m_wait_state)", file=f)
print("{", file=f) print("{", file=f)
print(" m_icount = 0; // stalled", file=f) print(" m_icount = 0; // stalled", file=f)
print(" goto leave;", file=f) print(" return;", file=f)
print("}", file=f) print("}", file=f)
print("start:", file=f) print("start:", file=f)
print("switch (u8(m_ref >> 16)) // prefix", file=f) print("switch (u8(m_ref >> 16)) // prefix", file=f)
@ -256,7 +256,6 @@ class OpcodeList:
print("", file=f) print("", file=f)
print("m_ref = 0xffff00;", file=f) print("m_ref = 0xffff00;", file=f)
print("goto rop;", file=f) print("goto rop;", file=f)
print("leave: ;", file=f)
def main(argv): def main(argv):
if len(argv) != 3 and len(argv) != 4: if len(argv) != 3 and len(argv) != 4: