ghidra/Ghidra/Processors/PowerPC/data/patterns/PPC_BE_patterns.xml

76 lines
4 KiB
XML

<patternlist>
<patternpairs totalbits="32" postbits="16">
<prepatterns>
<data>0x4e800020 </data> <!-- BLR -->
<data>010010.. 0x.. 0x.. ......00 </data> <!-- B xxxxx -->
</prepatterns>
<postpatterns>
<data>10010100 00100001 11...... .....000 </data> <!-- STWU r1,xx(r1) -->
<data>011111.. ...01000 00000010 10100110 </data> <!-- MFSPR rx,lr -->
<data>0x7c2c0b78 0x38 0x21 ........ ........ 0x91810000 </data> <!-- or r12,r1,r1; stw r12,0x0(r1) -->
<codeboundary /> <!-- it is at least code -->
<possiblefuncstart/>
</postpatterns>
</patternpairs>
<patternpairs totalbits="32" postbits="16">
<prepatterns>
<data>010010.. 0x.. 0x.. ......00 </data> <!-- B xxxxx -->
</prepatterns>
<postpatterns>
<data>10010100 00100001 11...... .....000 011111.. ...01000 00000010 10100110 </data> <!-- STWU r1,xx(r1); MFSPR rx,lr -->
<data>011111.. ...01000 00000010 10100110 10010100 00100001 11...... .....000 </data> <!-- MFSPR rx,lr; STWU r1,xx(r1); -->
<data>10010100 00100001 11...... .....000 0x........ 011111.. ...01000 00000010 10100110 </data> <!-- STWU r1,xx(r1); xxx_instr; MFSPR rx,lr -->
<data>011111.. ...01000 00000010 10100110 0x........ 10010100 00100001 11...... .....000 </data> <!-- MFSPR rx,lr; xxx_instr; STWU r1,xx(r1) -->
<data>10010100 00100001 11...... .....000 0x........ 0x........ 011111.. ...01000 00000010 10100110 </data> <!-- STWU r1,xx(r1); xxx_instr; xxx_instr; MFSPR rx,lr -->
<data>011111.. ...01000 00000010 10100110 0x........ 0x........ 10010100 00100001 11...... .....000 </data> <!-- MFSPR rx,lr; xxx_instr; xxx_instr; STWU r1,xx(r1) -->
<data>0x7c2c0b78 0x38 0x21 ........ ........ 0x91810000 </data> <!-- or r12,r1,r1; stw r12,0x0(r1) -->
<codeboundary /> <!-- it is at least code -->
<possiblefuncstart/>
</postpatterns>
</patternpairs>
<pattern>
<data>10010100 00100001 11...... .....000 011111.. ...01000 00000010 10100110 </data> <!-- STWU r1,xx(r1); MFSPR rx,lr -->
<codeboundary />
<possiblefuncstart after="defined" /> <!-- must be something defined right before this -->
</pattern>
<pattern>
<data>011111.. ...01000 00000010 10100110 10010100 00100001 11...... .....000 </data> <!-- MFSPR rx,lr; STWU r1,xx(r1) -->
<codeboundary />
<possiblefuncstart after="defined" /> <!-- must be something defined right before this -->
</pattern>
<pattern>
<data> 0x4e 0x80 0x00 0x21</data> <!-- blrl -->
<possiblefuncstart validcode="function" label="__get_pc_thunk_lr" /> <!-- must be a function here -->
</pattern>
<pattern> <!-- .plt entry thunk -->
<data>
0xf8410028 <!-- std r2,0x28(r1) -->
001111.. ...00010 0xff 0xff <!-- subis rX,r2,0x1 -->
0xe9 ........ ........ ........ <!-- ld rX,#(x) -->
0x7d 0x.9 0x03 0xa6 <!-- mtctr rX -->
0xe8 010..... ........ ........ <!-- ld r2,#(x) -->
0x28220000 <!-- cmpldi r2,0 -->
0x4c 1..00010 0x04 0x20 <!-- bnectr+ -->
010010.. ........ ........ ......00 <!-- b X@plt -->
</data>
<funcstart after="defined" thunk="true"/> <!-- must be something define before this -->
</pattern>
<pattern> <!-- .plt entry thunk -->
<data>
0xf8410028 <!-- std r2,0x28(r1) -->
0xe9 ........ ........ ........ <!-- ld rX,#(x) -->
0x7d 0x.9 0x03 0xa6 <!-- mtctr rX -->
0xe8 010..... ........ ........ <!-- ld r2,#(x) -->
0x28220000 <!-- cmpldi r2,0 -->
0x4c 1..00010 0x04 0x20 <!-- bnectr+ -->
010010.. ........ ........ ......00 <!-- b X@plt -->
</data>
<funcstart after="defined" thunk="true"/> <!-- must be something define before this -->
</pattern>
</patternlist>