From 2d1004d9aa719bb93a4f057b0eefe88f23b44e44 Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Sun, 18 Sep 2011 17:43:41 -0700 Subject: r300/compiler: Fix regalloc for values with multiple writers https://bugs.freedesktop.org/show_bug.cgi?id=40062 https://bugs.freedesktop.org/show_bug.cgi?id=36939 Note: This is a candidate for the 7.11 branch. --- src/gallium/drivers/r300/compiler/radeon_variable.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'src/gallium/drivers/r300') diff --git a/src/gallium/drivers/r300/compiler/radeon_variable.c b/src/gallium/drivers/r300/compiler/radeon_variable.c index 7c640c4f621..77bb9d4c230 100644 --- a/src/gallium/drivers/r300/compiler/radeon_variable.c +++ b/src/gallium/drivers/r300/compiler/radeon_variable.c @@ -297,9 +297,12 @@ static void get_variable_helper( { struct rc_list * list_ptr; for (list_ptr = *variable_list; list_ptr; list_ptr = list_ptr->Next) { - if (readers_intersect(variable, list_ptr->Item)) { - rc_variable_add_friend(list_ptr->Item, variable); - return; + struct rc_variable * var; + for (var = list_ptr->Item; var; var = var->Friend) { + if (readers_intersect(var, variable)) { + rc_variable_add_friend(var, variable); + return; + } } } rc_list_add(variable_list, rc_list(&variable->C->Pool, variable)); -- cgit v1.2.3