asgardius/virtualx-engine
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge pull request #64855 from RandomShaper/spv_ref_zero_alloc

Browse source 
Avoid spurious alloc error in SPIRV-Reflect
This commit is contained in:
Rémi Verschelde 2022-08-25 07:32:10 +02:00 committed by GitHub
commit 04ec0de37a
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 39 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
thirdparty/spirv-reflect/patches/zero-calloc.patch vendored Normal file
View file

@ -0,0 +1,28 @@
diff --git a/thirdparty/spirv-reflect/spirv_reflect.c b/thirdparty/spirv-reflect/spirv_reflect.c
index c174ae1900..11ccbdee3a 100644
--- a/thirdparty/spirv-reflect/spirv_reflect.c
+++ b/thirdparty/spirv-reflect/spirv_reflect.c
@@ -3322,12 +3322,18 @@ static SpvReflectResult ParseExecutionModes(
}
for (size_t entry_point_idx = 0; entry_point_idx < p_module->entry_point_count; ++entry_point_idx) {
SpvReflectEntryPoint* p_entry_point = &p_module->entry_points[entry_point_idx];
- p_entry_point->execution_modes =
- (SpvExecutionMode*)calloc(p_entry_point->execution_mode_count, sizeof(*p_entry_point->execution_modes));
- if (IsNull(p_entry_point->execution_modes)) {
- SafeFree(indices);
- return SPV_REFLECT_RESULT_ERROR_ALLOC_FAILED;
+// -- GODOT begin --
+ if (p_entry_point->execution_mode_count > 0) {
+// -- GODOT end --
+ p_entry_point->execution_modes =
+ (SpvExecutionMode*)calloc(p_entry_point->execution_mode_count, sizeof(*p_entry_point->execution_modes));
+ if (IsNull(p_entry_point->execution_modes)) {
+ SafeFree(indices);
+ return SPV_REFLECT_RESULT_ERROR_ALLOC_FAILED;
+ }
+// -- GODOT begin --
}
+// -- GODOT end --
}
for (size_t node_idx = 0; node_idx < p_parser->node_count; ++node_idx) {

16
thirdparty/spirv-reflect/spirv_reflect.c vendored
View file

@ -3322,12 +3322,18 @@ static SpvReflectResult ParseExecutionModes(
}
for (size_t entry_point_idx = 0; entry_point_idx < p_module->entry_point_count; ++entry_point_idx) {
SpvReflectEntryPoint* p_entry_point = &p_module->entry_points[entry_point_idx];
p_entry_point->execution_modes =
(SpvExecutionMode*)calloc(p_entry_point->execution_mode_count, sizeof(*p_entry_point->execution_modes));
if (IsNull(p_entry_point->execution_modes)) {
SafeFree(indices);
return SPV_REFLECT_RESULT_ERROR_ALLOC_FAILED;
// -- GODOT begin --
if (p_entry_point->execution_mode_count > 0) {
// -- GODOT end --
p_entry_point->execution_modes =
(SpvExecutionMode*)calloc(p_entry_point->execution_mode_count, sizeof(*p_entry_point->execution_modes));
if (IsNull(p_entry_point->execution_modes)) {
SafeFree(indices);
return SPV_REFLECT_RESULT_ERROR_ALLOC_FAILED;
}
// -- GODOT begin --
}
// -- GODOT end --
}
for (size_t node_idx = 0; node_idx < p_parser->node_count; ++node_idx) {