From f736250ab46908a2f6f01a721576c5ad2850835f Mon Sep 17 00:00:00 2001 From: Rhys Perry Date: Thu, 6 Dec 2018 14:40:23 +0000 Subject: [PATCH] ac/nir: implement 16-bit pack/unpack opcodes Signed-off-by: Rhys Perry Reviewed-by: Samuel Pitoiset --- src/amd/common/ac_nir_to_llvm.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index 37ef50fabaf..675623cbfeb 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -1034,6 +1034,30 @@ static void visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr) break; } + case nir_op_pack_32_2x16_split: { + LLVMValueRef tmp = ac_build_gather_values(&ctx->ac, src, 2); + result = LLVMBuildBitCast(ctx->ac.builder, tmp, ctx->ac.i32, ""); + break; + } + + case nir_op_unpack_32_2x16_split_x: { + LLVMValueRef tmp = LLVMBuildBitCast(ctx->ac.builder, src[0], + ctx->ac.v2i16, + ""); + result = LLVMBuildExtractElement(ctx->ac.builder, tmp, + ctx->ac.i32_0, ""); + break; + } + + case nir_op_unpack_32_2x16_split_y: { + LLVMValueRef tmp = LLVMBuildBitCast(ctx->ac.builder, src[0], + ctx->ac.v2i16, + ""); + result = LLVMBuildExtractElement(ctx->ac.builder, tmp, + ctx->ac.i32_1, ""); + break; + } + case nir_op_cube_face_coord: { src[0] = ac_to_float(&ctx->ac, src[0]); LLVMValueRef results[2]; -- 2.30.2