brw_hw_type_to_reg_type() needs to know only whether the file is
BRW_IMMEDIATE_VALUE or not, which is not a valid file for the
destination. gcc and clang will evaluate __builtin_strcmp() at compile
time, so we can use it to pass a constant file for the destination.
text data bss dec hex filename
7816214 346248 420496 8582958 82f72e i965_dri.so before
7816070 346248 420496 8582814 82f69e i965_dri.so after
---
src/intel/compiler/brw_inst.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/intel/compiler/brw_inst.h b/src/intel/compiler/brw_inst.h
index eacc0a024a..e9dad38f69 100644
--- a/src/intel/compiler/brw_inst.h
+++ b/src/intel/compiler/brw_inst.h
@@ -669,7 +669,9 @@ static inline enum brw_reg_type
\
brw_inst_##reg##_type(const struct gen_device_info *devinfo, \
const brw_inst *inst) \
{ \
- unsigned file = brw_inst_##reg##_reg_file(devinfo, inst); \
+ unsigned file = __builtin_strcmp("dst", #reg) == 0 ? \
+ BRW_GENERAL_REGISTER_FILE : \
+ brw_inst_##reg##_reg_file(devinfo, inst); \
unsigned hw_type = brw_inst_##reg##_reg_hw_type(devinfo, inst); \
return brw_hw_type_to_reg_type(devinfo, (enum brw_reg_file)file, hw_type); \
}
--
2.13.0
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