zig

commit 0c520cd32df1dd38fdedf2ace388b465fab69b80 (tree)
parent ba967ae9a1eada3a08803470f557bafcfb69151e
Author: Frank Denis <github@pureftpd.org>
Date:   Wed, 11 Nov 2020 17:07:56 +0100

Enable loop interleaving when unrolling is enabled

This mimics clang's default behavior.

Diffstat:
M
src/zig_llvm.cpp
 | 
1
+

1 file changed, 1 insertion(+), 0 deletions(-)
diff --git a/src/zig_llvm.cpp b/src/zig_llvm.cpp
@@ -221,6 +221,7 @@ bool ZigLLVMTargetMachineEmitToFile(LLVMTargetMachineRef targ_machine_ref, LLVMM
     PMBuilder->DisableUnrollLoops = is_debug;
     PMBuilder->SLPVectorize = !is_debug;
     PMBuilder->LoopVectorize = !is_debug;
+    PMBuilder->LoopsInterleaved = !PMBuilder->DisableUnrollLoops;
     PMBuilder->RerollLoops = !is_debug;
     // Leaving NewGVN as default (off) because when on it caused issue #673
     //PMBuilder->NewGVN = !is_debug;