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ir3/cp: ignore alias sources for sam.s2en

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ir3_cp asserts that the first source of a sam.s2en is a collect which
isn't necessarily true after creating alias registers.

Signed-off-by: Job Noorman <jnoorman@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34397>
This commit is contained in:
Job Noorman 2025-04-06 16:06:11 +02:00 • committed by Marge Bot
parent 1618c2495b
commit 226ec669d8
1 changed files with 2 additions and 1 deletions
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3
src/freedreno/ir3/ir3_cp.c
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@ -566,7 +566,8 @@ instr_cp(struct ir3_cp_ctx *ctx, struct ir3_instruction *instr)
*/
if (is_tex(instr) && (instr->flags & IR3_INSTR_S2EN) &&
!(instr->flags & IR3_INSTR_B) &&
!(ir3_shader_debug & IR3_DBG_FORCES2EN)) {
!(ir3_shader_debug & IR3_DBG_FORCES2EN) &&
!(instr->srcs[0]->flags & IR3_REG_ALIAS)) {
/* The first src will be a collect, if both of it's
* two sources are mov from imm, then we can
*/