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galllivm: fix gather offset casting

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cast texture offsets to 32-bit integers

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3528>
This commit is contained in:
Dave Airlie
2020-01-20 13:21:28 +10:00
parent fc9d67394d
commit 1e433c398e
1 changed files with 4 additions and 2 deletions
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6
src/gallium/auxiliary/gallivm/lp_bld_nir.c
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@@ -1551,11 +1551,13 @@ static void visit_tex(struct lp_build_nir_context *bld_base, nir_tex_instr *inst
LLVMValueRef offset_val = get_src(bld_base, instr->src[i].src);
sample_key |= LP_SAMPLER_OFFSETS;
if (offset_cnt == 1)
offsets[0] = offset_val;
offsets[0] = cast_type(bld_base, offset_val, nir_type_int, 32);
else {
for (unsigned chan = 0; chan < offset_cnt; ++chan)
for (unsigned chan = 0; chan < offset_cnt; ++chan) {
offsets[chan] = LLVMBuildExtractValue(builder, offset_val,
chan, "");
offsets[chan] = cast_type(bld_base, offsets[chan], nir_type_int, 32);
}
}
break;
}