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pan/va: Add whitespace after disassembled branches

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To make the disassembly easier to read, add whitespace after disassembled
branches. This makes the basic blocks of the original control flow graph more
obvious, to aid comparison with the IR.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16409>
This commit is contained in:
Alyssa Rosenzweig 2022-05-09 10:40:46 -04:00 • committed by Marge Bot
parent 6510c8fa7f
commit 269eb0cdd5
1 changed files with 9 additions and 0 deletions
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9
src/panfrost/bifrost/valhall/disassemble.h
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@ -61,6 +61,15 @@ disassemble_valhall(FILE *fp, const uint64_t *code, unsigned size, bool verbose)
va_disasm_instr(fp, instr);
fprintf(fp, "\n");
/* Detect branches */
uint64_t opcode = (instr >> 48) & MASK(9);
bool branchz = (opcode == 0x1F);
bool branchzi = (opcode == 0x2F);
/* Separate blocks visually by inserting whitespace after branches */
if (branchz || branchzi)
fprintf(fp, "\n");
}
fprintf(fp, "\n");