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radv/ac: apply slice rounding to 1d arrays as well. 

Fixes:
dEQP-VK.glsl.texture_functions.texture.*1darray*

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Cc: "17.0" <mesa-stable@lists.freedesktop.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2017-01-31 10:09:11 +10:00
parent 3882f3da22
commit 8477aa71d9
1 changed files with 15 additions and 5 deletions
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20
src/amd/common/ac_nir_to_llvm.c
View File

@ -3453,6 +3453,15 @@ static void tex_fetch_ptrs(struct nir_to_llvm_context *ctx,
*fmask_ptr = get_sampler_desc(ctx, instr->texture, DESC_FMASK);
}
static LLVMValueRef apply_round_slice(struct nir_to_llvm_context *ctx,
LLVMValueRef coord)
{
coord = to_float(ctx, coord);
coord = ac_emit_llvm_intrinsic(&ctx->ac, "llvm.rint.f32", ctx->f32, &coord, 1, 0);
coord = to_integer(ctx, coord);
return coord;
}
static void visit_tex(struct nir_to_llvm_context *ctx, nir_tex_instr *instr)
{
LLVMValueRef result = NULL;
@ -3614,15 +3623,16 @@ static void visit_tex(struct nir_to_llvm_context *ctx, nir_tex_instr *instr)
/* Pack texture coordinates */
if (coord) {
address[count++] = coords[0];
if (instr->coord_components > 1)
if (instr->coord_components > 1) {
if (instr->sampler_dim == GLSL_SAMPLER_DIM_1D && instr->is_array && instr->op != nir_texop_txf) {
coords[1] = apply_round_slice(ctx, coords[1]);
}
address[count++] = coords[1];
}
if (instr->coord_components > 2) {
/* This seems like a bit of a hack - but it passes Vulkan CTS with it */
if (instr->sampler_dim != GLSL_SAMPLER_DIM_3D && instr->op != nir_texop_txf) {
coords[2] = to_float(ctx, coords[2]);
coords[2] = ac_emit_llvm_intrinsic(&ctx->ac, "llvm.rint.f32", ctx->f32, &coords[2],
1, 0);
coords[2] = to_integer(ctx, coords[2]);
coords[2] = apply_round_slice(ctx, coords[2]);
}
address[count++] = coords[2];
}