On Wed, Jul 22, 2015 at 12:51 AM, Dave Airlie <airl...@gmail.com> wrote: > From: Dave Airlie <airl...@redhat.com> > > This is part of ARB_gpu_shader5, and this passes > all the piglit tests currently available. > > Signed-off-by: Dave Airlie <airl...@redhat.com> > --- > docs/GL3.txt | 2 +- > src/gallium/drivers/radeonsi/si_shader.c | 232 > ++++++++++++++++++++++++++++++- > 2 files changed, 232 insertions(+), 2 deletions(-) > > diff --git a/docs/GL3.txt b/docs/GL3.txt > index 4f6c415..d74ae63 100644 > --- a/docs/GL3.txt > +++ b/docs/GL3.txt > @@ -107,7 +107,7 @@ GL 4.0, GLSL 4.00: > - Geometry shader instancing DONE (r600, radeonsi, > llvmpipe, softpipe) > - Geometry shader multiple streams DONE () > - Enhanced per-sample shading DONE (r600, radeonsi) > - - Interpolation functions DONE (r600) > + - Interpolation functions DONE (r600, radeonsi) > - New overload resolution rules DONE > GL_ARB_gpu_shader_fp64 DONE (nvc0, radeonsi, > llvmpipe, softpipe) > GL_ARB_sample_shading DONE (i965, nv50, > nvc0, r600, radeonsi) > diff --git a/src/gallium/drivers/radeonsi/si_shader.c > b/src/gallium/drivers/radeonsi/si_shader.c > index c5d80f0..0c01c90 100644 > --- a/src/gallium/drivers/radeonsi/si_shader.c > +++ b/src/gallium/drivers/radeonsi/si_shader.c > @@ -2263,6 +2263,225 @@ static void si_llvm_emit_ddxy( > emit_data->output[0] = lp_build_gather_values(gallivm, result, 4); > } > > +/* return 4 values - v2i32 DDX, v2i32 DDY */ > +static LLVMValueRef si_llvm_emit_ddxy_interp( > + struct lp_build_tgsi_context * bld_base, > + LLVMValueRef interp_ij)
Is there any chance we could simplify this by using the DDX/DDY instructions directly here? For example: result = lp_build_emit_llvm_unary(bld_base, TGSI_OPCODE_DDX, arg0); Marek _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
