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GP-183_emteere split cspec for SH2A which includes floating point

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registers.  Couldn't use superh.cspec. 1/2 don't have these floating
point registers
This commit is contained in:
emteere
2020-10-05 17:33:17 -04:00
parent 108b0eade7
commit a1a49b204c
4 changed files with 90 additions and 17 deletions
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16
Ghidra/Processors/SuperH/data/languages/superh.cspec
View File

@@ -29,19 +29,6 @@
<default_proto>
<prototype name="__stdcall" extrapop="0" stackshift="0">
<input>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr4"/>
</pentry>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr5"/>
</pentry>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr6"/>
</pentry>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr7"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r4"/>
</pentry>
@@ -59,9 +46,6 @@
</pentry>
</input>
<output killedbycall="true">
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr0"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r0"/>
</pentry>

2
Ghidra/Processors/SuperH/data/languages/superh.ldefs
View File

@@ -10,7 +10,7 @@
processorspec="superh.pspec"
id="SuperH:BE:32:SH-2A">
<description>SuperH SH-2A processor 32-bit big-endian</description>
<compiler name="default" spec="superh.cspec" id="default"/>
<compiler name="default" spec="superh2a.cspec" id="default"/>
</language>
<language processor="SuperH"
endian="big"

88
Ghidra/Processors/SuperH/data/languages/superh2a.cspec Normal file
View File

@@ -0,0 +1,88 @@
<?xml version="1.0" encoding="UTF-8"?>
<compiler_spec>
<data_organization> <!-- These tags were taken from https://gcc-renesas.com/manuals/SH-ABI-Specification.html-->
<absolute_max_alignment value="0" />
<machine_alignment value="2" />
<default_alignment value="1" />
<default_pointer_alignment value="4" />
<pointer_size value="4" />
<wchar_size value="2" />
<short_size value="2" />
<integer_size value="4" />
<long_size value="4" />
<long_long_size value="8" />
<float_size value="4" />
<double_size value="8" />
<long_double_size value="8" />
<size_alignment_map>
<entry size="1" alignment="1" />
<entry size="2" alignment="2" />
<entry size="4" alignment="4" />
<entry size="8" alignment="4" />
</size_alignment_map>
</data_organization>
<global>
<range space="ram"/>
</global>
<stackpointer register="r15" space="ram"/>
<default_proto>
<prototype name="__stdcall" extrapop="0" stackshift="0">
<input>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr4"/>
</pentry>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr5"/>
</pentry>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr6"/>
</pentry>
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr7"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r4"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r5"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r6"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r7"/>
</pentry>
<pentry minsize="1" maxsize="500" align="4">
<addr offset="0" space="stack"/>
</pentry>
</input>
<output killedbycall="true">
<pentry minsize="4" maxsize="4" metatype="float">
<register name="fr0"/>
</pentry>
<pentry minsize="1" maxsize="4" extension="inttype">
<register name="r0"/>
</pentry>
<pentry minsize="5" maxsize="8">
<addr space="join" piece1="r1" piece2="r0"/>
</pentry>
</output>
<unaffected>
<register name="r8"/>
<register name="r9"/>
<register name="r10"/>
<register name="r11"/>
<register name="r12"/>
<register name="r13"/>
<register name="r14"/>
<register name="r15"/>
</unaffected>
<killedbycall>
<register name="r2"/>
<register name="r3"/>
</killedbycall>
</prototype>
</default_proto>
</compiler_spec>