diff options
| author | Tim Rowley <timothy.o.rowley@intel.com> | 2016-07-26 12:10:36 -0600 |
|---|---|---|
| committer | Tim Rowley <timothy.o.rowley@intel.com> | 2016-08-04 14:38:34 -0500 |
| commit | 527d45c8fe4250e5daa819997cc37ed1ab7fd56c (patch) | |
| tree | 6daaa67f05bc3af16d5cce8e0526d63d53881c8c /src/gallium | |
| parent | f438b7ba8152dd5c70cbab6b79631338a800738e (diff) | |
swr: [rasterizer fetch] additional fetch format support
Add support for 0 pitch in fetch.
Add support for USCALE/SSCALE for 32bit integer fetches.
Signed-off-by: Tim Rowley <timothy.o.rowley@intel.com>
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp b/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp index 6d841a34f44..59ae43ac646 100644 --- a/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp +++ b/src/gallium/drivers/swr/rasterizer/jitter/fetch_jit.cpp @@ -756,6 +756,10 @@ void FetchJit::JitGatherVertices(const FETCH_COMPILE_STATE &fetchState, // is the element is <= the partially valid size Value* vElementInBoundsMask = ICMP_SLE(vBpp, SUB(vPartialVertexSize, vAlignmentOffsets)); + // override cur indices with 0 if pitch is 0 + Value* pZeroPitchMask = ICMP_EQ(vStride, VIMMED1(0)); + vCurIndices = SELECT(pZeroPitchMask, VIMMED1(0), vCurIndices); + // are vertices partially OOB? Value* vMaxVertex = VBROADCAST(maxVertex); Value* vPartialOOBMask = ICMP_EQ(vCurIndices, vMaxVertex); @@ -985,8 +989,6 @@ void FetchJit::JitGatherVertices(const FETCH_COMPILE_STATE &fetchState, break; case 32: { - SWR_ASSERT(conversionType == CONVERT_NONE); - // Gathered components into place in simdvertex struct for (uint32_t i = 0; i < 4; i++) { @@ -998,8 +1000,18 @@ void FetchJit::JitGatherVertices(const FETCH_COMPILE_STATE &fetchState, // save mask as it is zero'd out after each gather Value *vMask = vGatherMask; - vVertexElements[currentVertexElement++] = GATHERDD(gatherSrc, pStreamBase, vOffsets, vMask, C((char)1)); + Value* pGather = GATHERDD(gatherSrc, pStreamBase, vOffsets, vMask, C((char)1)); + + if (conversionType == CONVERT_USCALED) + { + pGather = UI_TO_FP(pGather, mSimdFP32Ty); + } + else if (conversionType == CONVERT_SSCALED) + { + pGather = SI_TO_FP(pGather, mSimdFP32Ty); + } + vVertexElements[currentVertexElement++] = pGather; // e.g. result of a single 8x32bit integer gather for 32bit components // 256i - 0 1 2 3 4 5 6 7 // xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx |