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authorJani Nikula <jani.nikula@intel.com>2024-06-19 11:38:31 +0300
committerJani Nikula <jani.nikula@intel.com>2024-06-19 11:38:31 +0300
commitd754ed2821fd9675d203cb73c4afcd593e28b7d0 (patch)
treecd16683cd956a7c334d7e1b3baf02e2e7baa729c /include/linux/compiler-clang.h
parentdcaacff03a9fa2838f936e1009b4b7ad56807152 (diff)
parent1ddaaa244021aba8496536a6627b4ad2bc0f936a (diff)
Merge drm/drm-next into drm-intel-next
Sync to v6.10-rc3. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'include/linux/compiler-clang.h')
-rw-r--r--include/linux/compiler-clang.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index 49feac0162a5..4c1a39dcb624 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -118,3 +118,13 @@
#define __diag_ignore_all(option, comment) \
__diag_clang(13, ignore, option)
+
+/*
+ * clang has horrible behavior with "g" or "rm" constraints for asm
+ * inputs, turning them into something worse than "m". Avoid using
+ * constraints with multiple possible uses (but "ir" seems to be ok):
+ *
+ * https://github.com/llvm/llvm-project/issues/20571
+ */
+#define ASM_INPUT_G "ir"
+#define ASM_INPUT_RM "r"