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microsoft/compiler: Ensure native_low_precision is set for 16-bit bitcasts/stores

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21029>
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Jesse Natalie 2023-01-30 11:11:39 -08:00 • committed by Marge Bot
parent 4d76d46c13
commit 8782a0b8df
1 changed files with 6 additions and 0 deletions
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6
src/microsoft/compiler/nir_to_dxil.c
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@ -1925,6 +1925,8 @@ store_dest(struct ntd_context *ctx, nir_dest *dest, unsigned chan,
case nir_type_float:
if (nir_dest_bit_size(*dest) == 64)
ctx->mod.feats.doubles = true;
if (nir_dest_bit_size(*dest) == 16)
ctx->mod.feats.native_low_precision = true;
store_dest_value(ctx, dest, chan, value);
break;
case nir_type_uint:
@ -1982,6 +1984,8 @@ get_src(struct ntd_context *ctx, nir_src *src, unsigned chan,
assert(ctx->mod.feats.doubles);
ctx->mod.feats.int64_ops = true;
}
if (bit_size == 16)
ctx->mod.feats.native_low_precision = true;
assert(dxil_value_type_bitsize_equal_to(value, bit_size));
return bitcast_to_int(ctx, bit_size, value);
}
@ -1996,6 +2000,8 @@ get_src(struct ntd_context *ctx, nir_src *src, unsigned chan,
assert(ctx->mod.feats.int64_ops);
ctx->mod.feats.doubles = true;
}
if (bit_size == 16)
ctx->mod.feats.native_low_precision = true;
assert(dxil_value_type_bitsize_equal_to(value, bit_size));
return bitcast_to_float(ctx, bit_size, value);