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initial patterns

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mumbel
2020-01-12 19:16:18 -06:00
parent decb362234
commit 5fc98745bc
2 changed files with 24 additions and 0 deletions
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5
Ghidra/Processors/RISCV/data/patterns/patterncontraints.xml Normal file
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<patternconstraints>
<language id="RISCV:LE:*:*">
<patternfile>riscv_gc_patterns.xml</patternfile>
</language>
</patternconstraints>

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Ghidra/Processors/RISCV/data/patterns/riscv_gc_patterns.xml Normal file
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<patternlist>
<patternpairs totalbits="16" postbits="16">
<prepatterns>
<!-- ATTN these patterns are above the insructions in sinc -->
<!-- 76543210 54321098 32109876 10987654 -->
<data>10000010 10000000</data> <!-- ret -->
<data>01101111 ....0000 ........ ........</data> <!-- j imm -->
<data>......01 101.....</data> <!-- c.j imm -->
</prepatterns>
<postpatterns>
<!-- 76543210 54321098 32109876 10987654 -->
<data>0.....01 01110001</data> <!-- c.addi16sp sp,-imm -->
<data>0.....01 00010001</data> <!-- c.addi sp,-imm -->
<data>00010011 00000001 ....0001 1.......</data> <!-- addi sp,sp,-imm -->
<data>.0010111 ........ ........ ........</data> <!-- auipc rd,imm-->
<funcstart/>
</postpatterns>
</patternpairs>
</patternlist>