[llvm] r175887 - R600/SI: Add pattern for sign extension of i1 to i32.

Michel Danzer michel.daenzer at amd.com
Fri Feb 22 03:22:58 PST 2013


Author: daenzer
Date: Fri Feb 22 05:22:58 2013
New Revision: 175887

URL: http://llvm.org/viewvc/llvm-project?rev=175887&view=rev
Log:
R600/SI: Add pattern for sign extension of i1 to i32.

16 more little piglits with radeonsi.

NOTE: This is a candidate for the Mesa stable branch.

Reviewed-by: Tom Stellard <thomas.stellard at amd.com>

Modified:
    llvm/trunk/lib/Target/R600/SIInstructions.td

Modified: llvm/trunk/lib/Target/R600/SIInstructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/SIInstructions.td?rev=175887&r1=175886&r2=175887&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/SIInstructions.td (original)
+++ llvm/trunk/lib/Target/R600/SIInstructions.td Fri Feb 22 05:22:58 2013
@@ -1382,6 +1382,11 @@ def : Pat <
                   0, 0, 0, 0), sub3)
 >;
 
+def : Pat <
+  (i32 (sext (i1 SReg_64:$src0))),
+  (V_CNDMASK_B32_e64 (i32 0), (i32 -1), SReg_64:$src0)
+>;
+
 /********** ================== **********/
 /**********   VOP3 Patterns    **********/
 /********** ================== **********/





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