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intel/fs: Add an assert to optimize_frontfacing_ternary

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Jason Ekstrand 2018-11-07 15:47:18 -06:00
parent bcc6aab065
commit d28bc35ece
1 changed files with 3 additions and 0 deletions
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3
src/intel/compiler/brw_fs_nir.cpp
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@ -552,6 +552,9 @@ fs_visitor::optimize_frontfacing_ternary(nir_alu_instr *instr,
if (fabsf(value1) != 1.0f || fabsf(value2) != 1.0f)
return false;
/* nir_opt_algebraic should have gotten rid of bcsel(b, a, a) */
assert(value1 == -value2);
fs_reg tmp = vgrf(glsl_type::int_type);
if (devinfo->gen >= 6) {