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Commit 819c9da8 authored by Yukihiro "Matz" Matsumoto's avatar Yukihiro "Matz" Matsumoto
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peephole optimization for LOADNIL before STRCAT; ref #3110

parent d8fc09cf
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mrbgems/mruby-compiler/core/codegen.c
View file @ 819c9da8
...@@ -339,6 +339,12 @@ genop_peep(codegen_scope *s, mrb_code i, int val) ...@@ -339,6 +339,12 @@ genop_peep(codegen_scope *s, mrb_code i, int val)
return 0; return 0;
} }
} }
if (c0 == OP_LOADNIL) {
if (GETARG_B(i) == GETARG_A(i0)) {
s->pc--;
return 0;
}
}
break; break;
case OP_JMPIF: case OP_JMPIF:
case OP_JMPNOT: case OP_JMPNOT:
......
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