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Added a very-nearly-noop peephole optimiser for Z80.

dtrg 16 years ago
parent
commit
b218202619
2 changed files with 16 additions and 0 deletions
  1. 1 0
      mach/z80/top/.distr
  2. 15 0
      mach/z80/top/table

+ 1 - 0
mach/z80/top/.distr

@@ -0,0 +1 @@
+table

+ 15 - 0
mach/z80/top/table

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+
+/* 8080 desciptor table for ACK target optimizer */
+
+MAXOP 2;
+
+%%;
+
+X, Y, Z             { TRUE };
+%%;
+
+/* Whitespace is significant here! */
+
+ld X, Y : ld X, Z          -> mov X, Z ;
+
+%%;