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pan/bi: use nir_def_all_uses_ignore_sign_bit

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Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31844>
This commit is contained in:
Georg Lehmann 2024-10-25 15:42:02 +02:00 • committed by Marge Bot
parent 34f41abe24
commit 7d5db1ee52
1 changed files with 1 additions and 15 deletions
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16
src/panfrost/compiler/bifrost_compile.c
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@ -1677,20 +1677,6 @@ bi_clper(bi_builder *b, bi_index s0, bi_index s1, enum bi_lane_op lop)
}
}
static bool
bi_nir_all_uses_fabs(nir_def *def)
{
nir_foreach_use(use, def) {
nir_instr *instr = nir_src_parent_instr(use);
if (instr->type != nir_instr_type_alu ||
nir_instr_as_alu(instr)->op != nir_op_fabs)
return false;
}
return true;
}
static void
bi_emit_derivative(bi_builder *b, bi_index dst, nir_intrinsic_instr *instr,
unsigned axis, bool coarse)
@ -1702,7 +1688,7 @@ bi_emit_derivative(bi_builder *b, bi_index dst, nir_intrinsic_instr *instr,
/* If all uses are fabs, the sign of the derivative doesn't matter. This is
* inherently based on fine derivatives so we can't do it for coarse.
*/
if (bi_nir_all_uses_fabs(&instr->def) && !coarse) {
if (nir_def_all_uses_ignore_sign_bit(&instr->def) && !coarse) {
left = s0;
right = bi_clper(b, s0, bi_imm_u32(axis), BI_LANE_OP_XOR);
} else {