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agx: Implement nir_intrinsic_load_coefficients_agx

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Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24498>
This commit is contained in:
Alyssa Rosenzweig
2023-08-03 14:04:24 -04:00
committed by Marge Bot
parent 10cdc0ad9f
commit 22f694c008
1 changed files with 21 additions and 0 deletions
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src/asahi/compiler/agx_compile.c
+21
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@@ -344,6 +344,22 @@ agx_format_for_pipe(enum pipe_format format)
unreachable("Invalid format");
}
static void
agx_emit_load_coefficients(agx_builder *b, agx_index dest,
nir_intrinsic_instr *instr)
{
enum glsl_interp_mode mode = nir_intrinsic_interp_mode(instr);
bool smooth = (mode != INTERP_MODE_FLAT);
bool perspective = smooth && (mode != INTERP_MODE_NOPERSPECTIVE);
agx_index cf = agx_get_cf(b->shader, smooth, perspective,
nir_intrinsic_io_semantics(instr).location,
nir_intrinsic_component(instr), 1);
agx_ldcf_to(b, dest, cf, 1);
agx_emit_cached_split(b, dest, 3);
}
static void
agx_emit_load_vary_flat(agx_builder *b, agx_index dest,
nir_intrinsic_instr *instr)
@@ -953,6 +969,11 @@ agx_emit_intrinsic(agx_builder *b, nir_intrinsic_instr *instr)
agx_emit_load_vary_flat(b, dst, instr);
return NULL;
case nir_intrinsic_load_coefficients_agx:
assert(stage == MESA_SHADER_FRAGMENT);
agx_emit_load_coefficients(b, dst, instr);
return NULL;
case nir_intrinsic_load_agx:
case nir_intrinsic_load_constant_agx:
agx_emit_load(b, dst, instr);