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radv: implement nir_load_barycentric_optimize_amd

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Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22199>
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Qiang Yu 2023-03-29 15:28:28 +08:00 • committed by Marge Bot
parent 33d683bf09
commit bfcf03872e
1 changed files with 6 additions and 0 deletions
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6
src/amd/vulkan/nir/radv_nir_lower_abi.c
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@ -454,6 +454,12 @@ lower_abi_instr(nir_builder *b, nir_instr *instr, void *state)
replacement = nir_ine_imm(b, sample_coverage, 0);
break;
}
case nir_intrinsic_load_barycentric_optimize_amd: {
nir_ssa_def *prim_mask = ac_nir_load_arg(b, &s->args->ac, s->args->ac.prim_mask);
/* enabled when bit 31 is set */
replacement = nir_ilt(b, prim_mask, nir_imm_int(b, 0));
break;
}
default:
progress = false;
break;