Module: Mesa
Branch: master
Commit: a7a899584cf855725d3ca37f128bcd41b719e248
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=a7a899584cf855725d3ca37f128bcd41b719e248
Author: Christian König <christian.koe...@amd.com>
Date: Wed Feb 27 22:40:24 2013 +0100
radeon/llvm: enable LICM and DCE pass v2
LICM stands for Loop Invariant Code Motion. Instructions that
does not depend of loop index are moved outside of loop body.
DCE is DeadCodeElimination.
v2: updated commit msg, thx to Vincent.
Signed-off-by: Christian König <christian.koe...@amd.com>
Reviewed-by: Vincent Lejeune <vljn at ovi.com>
Reviewed-by: Tom Stellard <thomas.stell...@amd.com>
---
.../drivers/radeon/radeon_setup_tgsi_llvm.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
index f7b7586..f017b87 100644
--- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
+++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
@@ -1281,6 +1281,8 @@ void radeon_llvm_finalize_module(struct
radeon_llvm_context * ctx)
/* Add some optimization passes */
LLVMAddScalarReplAggregatesPass(gallivm->passmgr);
+ LLVMAddLICMPass(gallivm->passmgr);
+ LLVMAddAggressiveDCEPass(gallivm->passmgr);
LLVMAddCFGSimplificationPass(gallivm->passmgr);
/* Run the passs */
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