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ir3: enable opt_offsets for load/store_global_offset

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Signed-off-by: Job Noorman <jnoorman@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41342>
This commit is contained in:
Job Noorman 2026-05-05 06:25:49 +02:00
parent 97edf88d5f
commit 6d6efc332a
1 changed files with 17 additions and 1 deletions
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18
src/freedreno/ir3/ir3_nir_lower_io_offsets.c
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@ -388,6 +388,16 @@ ir3_nir_max_imm_offset(nir_intrinsic_instr *intrin, const void *data)
if (!compiler->info->props.has_ssbo_imm_offsets)
return 0;
return 127; /* stib.b */
case nir_intrinsic_load_global_ir3:
case nir_intrinsic_store_global_ir3:
/* The immediate offset field is larger for ldg/stg than for their .a
* versions. Return the max for .a. If the offset src itself turns out to
* be constant and doesn't fit in BASE, but does fit in ldg/stg, we can
* detect this when emitting the ir3 instruction.
*/
if (compiler->gen >= 7)
return 255;
return 3;
default:
return 0;
}
@ -396,7 +406,13 @@ ir3_nir_max_imm_offset(nir_intrinsic_instr *intrin, const void *data)
bool
ir3_nir_allow_base_offset_wrap(nir_intrinsic_instr *intrin, const void *data)
{
return true;
switch (intrin->intrinsic) {
case nir_intrinsic_load_global_ir3:
case nir_intrinsic_store_global_ir3:
return false;
default:
return true;
}
}
unsigned