From 608c7b4a63d5818f7ae0b3d48496b02cf8458d9b Mon Sep 17 00:00:00 2001 From: Glenn Kennard Date: Thu, 27 Aug 2015 19:04:17 +0200 Subject: r600g/sb: Don't crash on empty if jump target Signed-off-by: Glenn Kennard Cc: Signed-off-by: Dave Airlie --- src/gallium/drivers/r600/sb/sb_bc_parser.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'src/gallium/drivers/r600/sb') diff --git a/src/gallium/drivers/r600/sb/sb_bc_parser.cpp b/src/gallium/drivers/r600/sb/sb_bc_parser.cpp index 748aae29eeb..c4799270d9f 100644 --- a/src/gallium/drivers/r600/sb/sb_bc_parser.cpp +++ b/src/gallium/drivers/r600/sb/sb_bc_parser.cpp @@ -792,6 +792,9 @@ int bc_parser::prepare_if(cf_node* c) { assert(c->bc.addr-1 < cf_map.size()); cf_node *c_else = NULL, *end = cf_map[c->bc.addr]; + if (!end) + return 0; // not quite sure how this happens, malformed input? + BCP_DUMP( sblog << "parsing JUMP @" << c->bc.id; sblog << "\n"; @@ -817,7 +820,7 @@ int bc_parser::prepare_if(cf_node* c) { if (c_else->parent != c->parent) c_else = NULL; - if (end->parent != c->parent) + if (end && end->parent != c->parent) end = NULL; region_node *reg = sh->create_region(); -- cgit v1.2.3