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pan/bi: Handle shared atomic exchange on Valhall 

Need to lower the WLS into a segment addition, since the .seg modifier was
dropped on Valhall.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16410>
This commit is contained in:
Alyssa Rosenzweig 2022-03-30 16:18:06 -04:00 committed by Marge Bot
parent 6e2b757bce
commit b683a67328
1 changed files with 16 additions and 8 deletions
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24
src/panfrost/bifrost/bifrost_compile.c
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@ -978,10 +978,14 @@ bi_emit_axchg_to(bi_builder *b, bi_index dst, bi_index addr, nir_src *arg, enum
bi_index inout = bi_temp_reg(b->shader);
bi_make_vec_to(b, inout, data_words, NULL, sz / 32, 32);
bi_axchg_to(b, sz, inout, inout,
bi_word(addr, 0),
(seg == BI_SEG_NONE) ? bi_word(addr, 1) : bi_zero(),
seg);
bi_index addr_hi = bi_word(addr, 1);
if (b->shader->arch >= 9)
bi_handle_segment(b, &addr, &addr_hi, seg, NULL);
else if (seg == BI_SEG_WLS)
addr_hi = bi_zero();
bi_axchg_to(b, sz, inout, inout, addr, addr_hi, seg);
bi_index inout_words[] = {
bi_word(inout, 0),
@ -1018,10 +1022,14 @@ bi_emit_acmpxchg_to(bi_builder *b, bi_index dst, bi_index addr, nir_src *arg_1,
bi_index inout = bi_temp_reg(b->shader);
bi_make_vec_to(b, inout, data_words, NULL, 2 * (sz / 32), 32);
bi_acmpxchg_to(b, sz, inout, inout,
bi_word(addr, 0),
(seg == BI_SEG_NONE) ? bi_word(addr, 1) : bi_zero(),
seg);
bi_index addr_hi = bi_word(addr, 1);
if (b->shader->arch >= 9)
bi_handle_segment(b, &addr, &addr_hi, seg, NULL);
else if (seg == BI_SEG_WLS)
addr_hi = bi_zero();
bi_acmpxchg_to(b, sz, inout, inout, addr, addr_hi, seg);
bi_index inout_words[] = {
bi_word(inout, 0),