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i965: Avoid crashing while dumping vec4 insn operands

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We'd otherwise go looking into virtual_grf_sizes for things that aren't
in there at all.

Signed-off-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Chris Forbes 2014-07-06 20:11:06 +12:00
parent 1499619fe6
commit 1854ead64c
1 changed files with 4 additions and 1 deletions
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5
src/mesa/drivers/dri/i965/brw_vec4.cpp
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@ -1337,7 +1337,10 @@ vec4_visitor::dump_instruction(backend_instruction *be_inst, FILE *file)
break;
}
if (virtual_grf_sizes[inst->src[i].reg] != 1)
/* Don't print .0; and only VGRFs have reg_offsets and sizes */
if (inst->src[i].reg_offset != 0 &&
inst->src[i].file == GRF &&
virtual_grf_sizes[inst->src[i].reg] != 1)
fprintf(file, ".%d", inst->src[i].reg_offset);
if (inst->src[i].file != IMM) {