Module: Mesa Branch: master Commit: 4674343e8f37f336b68bb04212c928f28af66958 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4674343e8f37f336b68bb04212c928f28af66958
Author: Tobias Klausmann <[email protected]> Date: Wed Jun 4 00:35:48 2014 +0200 nvc0/ir: Handle reverse subop for OP_EXTBF when folding constant expressions Signed-off-by: Tobias Klausmann <[email protected]> Reviewed-by: Ilia Mirkin <[email protected]> --- src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp index 58092f4..5254617 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp @@ -528,9 +528,13 @@ ConstantFolding::expr(Instruction *i, rshift = 32 - width; lshift = 32 - width - offset; } + if (i->subOp == NV50_IR_SUBOP_EXTBF_REV) + res.data.u32 = util_bitreverse(a->data.u32); + else + res.data.u32 = a->data.u32; switch (i->dType) { - case TYPE_S32: res.data.s32 = (a->data.s32 << lshift) >> rshift; break; - case TYPE_U32: res.data.u32 = (a->data.u32 << lshift) >> rshift; break; + case TYPE_S32: res.data.s32 = (res.data.s32 << lshift) >> rshift; break; + case TYPE_U32: res.data.u32 = (res.data.u32 << lshift) >> rshift; break; default: return; } _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
