From 32f14332f561a68f1ad93b8b7bc2afa4ea1dc8db Mon Sep 17 00:00:00 2001 From: Lionel Landwerlin Date: Mon, 8 May 2017 18:55:06 +0100 Subject: [PATCH] intel: compiler: prevent integer overflow CID: 1399477, 1399478 (Integer handling issues) Signed-off-by: Lionel Landwerlin Reviewed-by: Matt Turner --- src/intel/compiler/brw_eu_validate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/intel/compiler/brw_eu_validate.c b/src/intel/compiler/brw_eu_validate.c index 63b798c..a632242 100644 --- a/src/intel/compiler/brw_eu_validate.c +++ b/src/intel/compiler/brw_eu_validate.c @@ -621,7 +621,7 @@ general_restrictions_on_region_parameters(const struct gen_device_info *devinfo, /* VertStride must be used to cross GRF register boundaries. This rule * implies that elements within a 'Width' cannot cross GRF boundaries. */ - const uint64_t mask = (1 << element_size) - 1; + const uint64_t mask = (1ULL << element_size) - 1; unsigned rowbase = subreg; for (int y = 0; y < exec_size / width; y++) { @@ -674,7 +674,7 @@ align1_access_mask(uint64_t access_mask[static 32], unsigned exec_size, unsigned element_size, unsigned subreg, unsigned vstride, unsigned width, unsigned hstride) { - const uint64_t mask = (1 << element_size) - 1; + const uint64_t mask = (1ULL << element_size) - 1; unsigned rowbase = subreg; unsigned element = 0; -- 2.7.4