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decoder: Rename arm64 global instructions array

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Signed-off-by: Ronald Caesar <github43132@proton.me>
This commit is contained in:
Ronald Caesar
2025-12-08 16:15:37 -04:00
parent c25abe080d
commit 7c62fb2d21
3 changed files with 17 additions and 4 deletions
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2
src/decoder_table_gen.c
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@@ -1,7 +1,7 @@
/* Generated 2807 instructions */
#include "decoder_table_gen.h"
const bal_decoder_entry_t TABLE[] = {
const bal_decoder_entry_t g_bal_decoder_arm64_instructions[BAL_DECODER_ARM64_INSTRUCTIONS_SIZE] = {
{ "AUTIAZ", 0xFFFFFFFF, 0xD503239F },
{ "AUTIBZ", 0xFFFFFFFF, 0xD50323DF },
{ "DRPS", 0xFFFFFFFF, 0xD6BF03E0 },

2
src/decoder_table_gen.h
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@@ -9,3 +9,5 @@ typedef struct
uint32_t mask;
uint32_t value;
} bal_decoder_entry_t;
extern const bal_decoder_entry_t g_bal_decoder_arm64_instructions[BAL_DECODER_ARM64_INSTRUCTIONS_SIZE];

17
tools/generate_a64_table.py
View File

@@ -205,19 +205,28 @@ if __name__ == "__main__":
# Sort by priority
all_instructions.sort(key=lambda x: x.priority, reverse=True)
# Generate Header
out_file_header = DEFAULT_GENERATED_TABLE_H_PATH
if args.output_header is not None:
out_file_header = args.output_header
arm64_instructions_size_name: str = "BAL_DECODER_ARM64_INSTRUCTIONS_SIZE"
arm64_global_instructions_array_name: str = "g_bal_decoder_arm64_instructions"
with open(out_file_header, "w") as f:
f.write(f"/* Generated header file */\n")
f.write("#include <stdint.h>\n\n")
f.write(f"#define BAL_DECODER_ARM64_INSTRUCTIONS_SIZE {len(all_instructions)}\n\n")
f.write(f"#define {arm64_instructions_size_name} {len(all_instructions)}\n\n")
f.write(
"typedef struct \n{\n const char* mnemonic; \n uint32_t mask;\n uint32_t value;\n} bal_decoder_entry_t;\n"
"typedef struct \n{\n const char* mnemonic; \n uint32_t mask;\n uint32_t value;\n} bal_decoder_entry_t;\n\n"
)
f.write(
f"extern const bal_decoder_entry_t {arm64_global_instructions_array_name}[{arm64_instructions_size_name}];\n"
)
print(f"Generated ARM decoder table header file -> {out_file_header}")
# Generate Source
out_file_source = DEFAULT_GENERATED_TABLE_C_PATH
if args.output_source is not None:
out_file_source = args.output_source
@@ -225,7 +234,9 @@ if __name__ == "__main__":
with open(out_file_source, "w") as f:
f.write(f"/* Generated {len(all_instructions)} instructions */\n")
f.write(f'#include "decoder_table_gen.h"\n\n')
f.write("const bal_decoder_entry_t TABLE[] = {\n")
f.write(
f"const bal_decoder_entry_t {arm64_global_instructions_array_name}[{arm64_instructions_size_name}] = {{\n"
)
for inst in all_instructions:
f.write(
f' {{ "{inst.mnemonic}", 0x{inst.mask:08X}, 0x{inst.value:08X} }}, \n'