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brw: Use a builder to track position in lower_simd

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Removes brw_builder::at() since it is now unused, replaced by various
other helpers.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34681>
This commit is contained in:
Caio Oliveira 2025-04-03 01:24:15 -07:00 • committed by Marge Bot
parent 8826b1e680
commit ab8af62745
2 changed files with 3 additions and 16 deletions
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14
src/intel/compiler/brw_builder.h
View file

@ -82,20 +82,6 @@ public:
#endif
}
/**
* Construct an brw_builder that inserts instructions before \p cursor in
* basic block \p block, inheriting other code generation parameters
* from this.
*/
brw_builder
at(bblock_t *block, exec_node *cursor) const
{
brw_builder bld = *this;
bld.block = block;
bld.cursor = cursor;
return bld;
}
brw_builder
at_start(bblock_t *block) const
{

5
src/intel/compiler/brw_lower_simd_width.cpp
View file

@ -725,7 +725,7 @@ brw_lower_simd_width(brw_shader &s)
* instructions (this is required for some render target writes), we
* split from the highest group to lowest.
*/
exec_node *const after_inst = inst->next;
const brw_builder zip_bld = ibld.after(inst);
for (int i = n - 1; i >= 0; i--) {
/* Emit a copy of the original instruction with the lowered width.
* If the EOT flag was set throw it away except for the last
@ -740,12 +740,13 @@ brw_lower_simd_width(brw_shader &s)
* instruction.
*/
const brw_builder lbld = ibld.group(lower_width, i);
const brw_builder lbld_after = zip_bld.group(lower_width, i);
for (unsigned j = 0; j < inst->sources; j++)
split_inst.src[j] = emit_unzip(lbld.before(inst), inst, j);
split_inst.dst = emit_zip(lbld.before(inst),
lbld.at(block, after_inst), inst);
lbld_after, inst);
split_inst.size_written =
split_inst.dst.component_size(lower_width) * dst_size +
residency_size;