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pan/mdg: Handle 8/16-bit UBO loads

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These will be seen by the compiler when we enable fp16 constant buffers.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14888>
This commit is contained in:
Alyssa Rosenzweig
2022-02-04 17:36:56 -05:00
committed by Marge Bot
parent 8d949ecd3a
commit 3a53e46fcd
1 changed files with 7 additions and 1 deletions
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src/panfrost/midgard/midgard_compile.c
+7 -1
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@@ -131,6 +131,8 @@ schedule_barrier(compiler_context *ctx)
M_LOAD(ld_attr_32, nir_type_uint32);
M_LOAD(ld_vary_32, nir_type_uint32);
M_LOAD(ld_ubo_u8, nir_type_uint32); /* mandatory extension to 32-bit */
M_LOAD(ld_ubo_u16, nir_type_uint32);
M_LOAD(ld_ubo_32, nir_type_uint32);
M_LOAD(ld_ubo_64, nir_type_uint32);
M_LOAD(ld_ubo_128, nir_type_uint32);
@@ -1236,7 +1238,11 @@ emit_ubo_read(
unsigned bitsize = dest_size * nr_comps;
/* Pick the smallest intrinsic to avoid out-of-bounds reads */
if (bitsize <= 32)
if (bitsize <= 8)
ins = m_ld_ubo_u8(dest, 0);
else if (bitsize <= 16)
ins = m_ld_ubo_u16(dest, 0);
else if (bitsize <= 32)
ins = m_ld_ubo_32(dest, 0);
else if (bitsize <= 64)
ins = m_ld_ubo_64(dest, 0);