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brw: improve push constant loading using base offsets

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Xe2+ only

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39382>
This commit is contained in:
Lionel Landwerlin 2026-01-16 22:51:04 +02:00 • committed by Marge Bot
parent c1ef494b08
commit 0e9453291c
1 changed files with 5 additions and 2 deletions
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7
src/intel/compiler/brw/brw_shader.cpp
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@ -679,7 +679,7 @@ brw_shader::assign_curb_setup()
brw_reg addr;
if (i != 0) {
if (i != 0 && devinfo->ver < 20) {
if (pull_constants_a64) {
dirty_bits |= BRW_DEPENDENCY_VARIABLES;
/* We need to do the carry manually as when this pass is run,
@ -709,7 +709,10 @@ brw_shader::assign_curb_setup()
BRW_TYPE_UD);
send->src[SEND_SRC_DESC] = brw_imm_ud(0);
send->src[SEND_SRC_EX_DESC] = brw_imm_ud(0);
send->src[SEND_SRC_EX_DESC] = devinfo->ver >= 20 ?
brw_imm_ud(lsc_flat_ex_desc(devinfo,
i * REG_SIZE)) :
brw_imm_ud(0);
send->src[SEND_SRC_PAYLOAD1] = addr;
send->src[SEND_SRC_PAYLOAD2] = brw_reg();