[clfft] 36/74: making the twiddles work in FFT kernels, twiddle in transpose is broken

[Ghislain Vaillant]

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ghisvail-guest pushed a commit to branch debian/sid
in repository clfft.

commit 755948af793305a555169d854972ae5c0d06fe54
Author: bragadeesh <bragadeesh.natarajan at amd>
Date:   Mon Dec 7 18:12:24 2015 -0800

    making the twiddles work in FFT kernels, twiddle in transpose is broken
---
 src/library/plan.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/library/plan.cpp b/src/library/plan.cpp
index 1519ea0..c018e78 100644
--- a/src/library/plan.cpp
+++ b/src/library/plan.cpp
@@ -774,7 +774,10 @@ clfftStatus	clfftBakePlan( clfftPlanHandle plHandle, cl_uint numQueues, cl_comma
 					trans2Plan->iDist         = fftPlan->oDist;
 					trans2Plan->oDist         = clLengths[1] * trans2Plan->outStride[1];
                     trans2Plan->gen           = transGen;
-					trans2Plan->large1D		  = fftPlan->length[0];
+
+					if(transGen != Transpose_NONSQUARE)
+						trans2Plan->large1D		  = fftPlan->length[0];
+
 					trans2Plan->transflag     = true;
 
 					for (size_t index = 1; index < fftPlan->length.size(); index++)
@@ -828,6 +831,12 @@ clfftStatus	clfftBakePlan( clfftPlanHandle plHandle, cl_uint numQueues, cl_comma
 						row2Plan->oDist *= fftPlan->length[index];
 					}
 
+					if (transGen == Transpose_NONSQUARE)
+					{
+						row2Plan->large1D = fftPlan->length[0];
+						row2Plan->twiddleFront = true;
+					}
+
 					OPENCL_V(clfftBakePlan(fftPlan->planY, numQueues, commQueueFFT, NULL, NULL ),
 						_T( "BakePlan large1d second row plan failed" ) );
 

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