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gallivm/nir/soa: Properly skip empty else branches

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Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32963>
This commit is contained in:
Konstantin Seurer
2024-12-14 18:20:38 +01:00
committed by Marge Bot
parent 08b972781a
commit 00e98d74b1
1 changed files with 4 additions and 11 deletions
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src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c
+4 -11
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@@ -5588,8 +5588,6 @@ visit_block(struct lp_build_nir_soa_context *bld, nir_block *block)
static bool
lp_should_flatten_cf_list(struct exec_list *cf_list)
{
if (exec_list_is_empty(cf_list))
return true;
if (!exec_list_is_singular(cf_list))
return false;
@@ -5604,18 +5602,13 @@ visit_if(struct lp_build_nir_soa_context *bld, nir_if *if_stmt)
LLVMValueRef cond = get_src(bld, &if_stmt->condition, 0);
bool flatten_then = lp_should_flatten_cf_list(&if_stmt->then_list);
bool flatten_else = lp_should_flatten_cf_list(&if_stmt->else_list);
if_cond(bld, cond, flatten_then);
visit_cf_list(bld, &if_stmt->then_list);
if (!exec_list_is_empty(&if_stmt->else_list)) {
bool flatten_else = lp_should_flatten_cf_list(&if_stmt->else_list);
else_stmt(bld, flatten_then, flatten_else);
visit_cf_list(bld, &if_stmt->else_list);
endif_stmt(bld, flatten_else);
} else {
endif_stmt(bld, flatten_then);
}
else_stmt(bld, flatten_then, flatten_else);
visit_cf_list(bld, &if_stmt->else_list);
endif_stmt(bld, flatten_else);
}
static void