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asahi: clean up fs prolog pass

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Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35658>
This commit is contained in:
Alyssa Rosenzweig 2025-05-30 11:50:41 -04:00 • committed by Marge Bot
parent c4b3f8cf74
commit 733dd3ba4e
1 changed files with 14 additions and 19 deletions
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33
src/gallium/drivers/asahi/agx_state.c
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@ -2082,10 +2082,15 @@ rast_prim(enum mesa_prim mode, unsigned fill_mode)
static bool
lower_fs_prolog_abi(nir_builder *b, nir_intrinsic_instr *intr, UNUSED void *_)
{
if (intr->intrinsic == nir_intrinsic_load_polygon_stipple_agx) {
b->cursor = nir_instr_remove(&intr->instr);
if (intr->intrinsic != nir_intrinsic_load_polygon_stipple_agx &&
intr->intrinsic != nir_intrinsic_load_stat_query_address_agx)
return false;
nir_def *root = nir_load_preamble(b, 1, 64, .base = 12);
b->cursor = nir_before_instr(&intr->instr);
nir_def *root = nir_load_preamble(b, 1, 64, .base = AGX_ABI_FUNI_ROOT);
nir_def *repl;
if (intr->intrinsic == nir_intrinsic_load_polygon_stipple_agx) {
off_t stipple_offs = offsetof(struct agx_draw_uniforms, polygon_stipple);
nir_def *stipple_ptr_ptr = nir_iadd_imm(b, root, stipple_offs);
nir_def *base = nir_load_global_constant(b, stipple_ptr_ptr, 4, 1, 64);
@ -2093,25 +2098,15 @@ lower_fs_prolog_abi(nir_builder *b, nir_intrinsic_instr *intr, UNUSED void *_)
nir_def *row = intr->src[0].ssa;
nir_def *addr = nir_iadd(b, base, nir_u2u64(b, nir_imul_imm(b, row, 4)));
nir_def *pattern = nir_load_global_constant(b, addr, 4, 1, 32);
nir_def_rewrite_uses(&intr->def, pattern);
return true;
} else if (intr->intrinsic == nir_intrinsic_load_stat_query_address_agx) {
b->cursor = nir_instr_remove(&intr->instr);
/* ABI: root descriptor address in u6_u7 */
nir_def *root = nir_load_preamble(b, 1, intr->def.bit_size, .base = 12);
repl = nir_load_global_constant(b, addr, 4, 1, 32);
} else {
off_t offs = offsetof(struct agx_draw_uniforms,
pipeline_statistics[nir_intrinsic_base(intr)]);
nir_def *ptr = nir_iadd_imm(b, root, offs);
nir_def *load = nir_load_global_constant(b, ptr, 4, 1, 64);
nir_def_rewrite_uses(&intr->def, load);
return true;
} else {
return false;
repl = nir_load_global_constant(b, nir_iadd_imm(b, root, offs), 4, 1, 64);
}
nir_def_replace(&intr->def, repl);
return true;
}
static void