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radeonsi: call LLVMAddEarlyCSEMemSSAPass only for LLVM >= 4.0

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LLVMAddEarlyCSEMemSSAPass() is defined in LLVM 4.0.

Fixes: 257b538 ("radeonsi: do EarlyCSEMemSSA LLVM pass)

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Juan A. Suarez Romero
2017-06-08 21:22:08 +02:00
committed by Marek Olšák
parent 6940361796
commit a625d58ee1
1 changed files with 2 additions and 0 deletions
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src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
+2
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@@ -1451,8 +1451,10 @@ void si_llvm_optimize_module(struct si_shader_context *ctx)
LLVMAddLICMPass(gallivm->passmgr);
LLVMAddAggressiveDCEPass(gallivm->passmgr);
LLVMAddCFGSimplificationPass(gallivm->passmgr);
#if HAVE_LLVM >= 0x0400
/* This is recommended by the instruction combining pass. */
LLVMAddEarlyCSEMemSSAPass(gallivm->passmgr);
#endif
LLVMAddInstructionCombiningPass(gallivm->passmgr);
/* Run the pass */