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intel/compiler: Only GE and L modifiers are commutative for SEL

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Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4582>
This commit is contained in:
Ian Romanick 2019-10-29 17:02:46 -07:00
parent a80e44902f
commit 5afaa407c1
1 changed files with 5 additions and 1 deletions
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6
src/intel/compiler/brw_fs_copy_propagation.cpp
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@ -823,7 +823,11 @@ fs_visitor::try_constant_propagate(fs_inst *inst, acp_entry *entry)
if (i == 1) {
inst->src[i] = val;
progress = true;
} else if (i == 0 && inst->src[1].file != IMM) {
} else if (i == 0 && inst->src[1].file != IMM &&
(inst->conditional_mod == BRW_CONDITIONAL_NONE ||
/* Only GE and L are commutative. */
inst->conditional_mod == BRW_CONDITIONAL_GE ||
inst->conditional_mod == BRW_CONDITIONAL_L)) {
inst->src[0] = inst->src[1];
inst->src[1] = val;