Enable flake8 pie in ruff.

Author: windelbouwman

ppci/arch/arm/vfp.py

@@ -11,7 +11,7 @@ class Info:
         size = 32
 
     cond = bit_range(28, 32)
-    x2 = bit_range(24, 28)
+    x1 = bit_range(24, 28)
     opc1 = bit_range(20, 24)
     opc2 = bit_range(16, 20)
     x2 = bit_range(8, 16)

ppci/arch/avr/instructions.py

@@ -1107,14 +1107,14 @@ def pattern_ldr8_offset(context, tree, c0):
     "LDRI8(FPRELU16)",
     size=4,
     cycles=2,
-    condition=lambda t: t[0].value.offset in range(0, 64),
+    condition=lambda t: t[0].value.offset in range(64),
 )
 @avr_isa.pattern(
     "reg",
     "LDRU8(FPRELU16)",
     size=4,
     cycles=2,
-    condition=lambda t: t[0].value.offset in range(0, 64),
+    condition=lambda t: t[0].value.offset in range(64),
 )
 def pattern_ldr8_fprel(context, tree):
     d = context.new_reg(AvrRegister)

ppci/arch/or1k/instructions.py

@@ -662,31 +662,31 @@ def pattern_const32(context, tree):
     size=4,
     cycles=1,
     energy=1,
-    condition=lambda t: t.value in range(0, 0x10000),
+    condition=lambda t: t.value in range(0x10000),
 )
 @orbis32.pattern(
     "reg",
     "CONSTU16",
     size=4,
     cycles=1,
     energy=1,
-    condition=lambda t: t.value in range(0, 0x10000),
+    condition=lambda t: t.value in range(0x10000),
 )
 @orbis32.pattern(
     "reg",
     "CONSTU32",
     size=4,
     cycles=1,
     energy=1,
-    condition=lambda t: t.value in range(0, 0x10000),
+    condition=lambda t: t.value in range(0x10000),
 )
 @orbis32.pattern(
     "reg",
     "CONSTI32",
     size=4,
     cycles=1,
     energy=1,
-    condition=lambda t: t.value in range(0, 0x10000),
+    condition=lambda t: t.value in range(0x10000),
 )
 def pattern_const16(context, tree):
     # Play clever with the r0 register (always assumed 0)

ppci/arch/riscv/rvc_instructions.py

@@ -554,7 +554,7 @@ def render(self):
         if (
             self.rd.num in range(8, 16)
             and self.rs1.num in range(8, 16)
-            and self.offset in range(0, 128)
+            and self.offset in range(128)
         ):
             yield CLw(self.rd, self.offset, self.rs1)
         elif self.rs1.num == 2 and self.offset >= 0 and self.offset < 256:

ppci/arch/token.py

@@ -119,7 +119,7 @@ def __init__(self, initial_bit_value=0):
     def set_bit(self, i, value):
         """Sets a specific bit in this token"""
         value = bool(value)
-        assert i in range(0, self.Info.size)
+        assert 0 <= i < self.Info.size
         mask = 1 << i
         if value:
             self.bit_value |= mask

ppci/arch/x86_64/instructions.py

@@ -1673,7 +1673,7 @@ def pattern_add64_const_2(context, tree, c0, c1):
     "con32",
     "CONSTU64",
     size=4,
-    condition=lambda x: x.value in range(0, 4294967296),
+    condition=lambda x: x.value in range(4294967296),
 )
 def pattern_const32(context, tree):
     """Small 64 bit constants as a constant"""

ppci/arch/xtensa/instructions.py

@@ -1266,7 +1266,7 @@ def pattern_shr_u32(context, tree, c0, c1):
     size=0,
     cycles=0,
     energy=0,
-    condition=lambda t: t.value.offset in range(0, 127),
+    condition=lambda t: t.value.offset in range(127),
 )
 def pattern_mem_fprel(context, tree):
     fp = a15

ppci/lang/c/lexer.py

@@ -74,7 +74,7 @@ def continued_lines_filter(chunks):
         else:
             if text.endswith("\\"):
                 backslash = row, column, text
-            elif text.endswith("\\\r") or text.endswith("\\\n"):
+            elif text.endswith(("\\\r", "\\\n")):
                 yield row, column, text[:-2]
             else:
                 yield row, column, text

ppci/lang/fortran/__init__.py

@@ -13,9 +13,8 @@ def __init__(self):
         self.parser = FortranParser()
 
     def build(self, src):
-        _ast = self.parser.parse(src)
+        self.parser.parse(src)
         mods = []
-        # ast
         return mods
 
 

ppci/utils/bitfun.py

@@ -127,7 +127,7 @@ def bits_to_bytes(bits):
 
 def encode_imm32(v):
     """Bundle 32 bit value into 4 bits rotation and 8 bits value"""
-    for i in range(0, 16):
+    for i in range(16):
         v2 = rotate_left(v, i * 2)
         if (v2 & 0xFFFFFF00) == 0:
             rotation = i