ac/nir: implement 16-bit pack/unpack opcodes
Signed-off-by: Rhys Perry <pendingchaos02@gmail.com> Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
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@ -1034,6 +1034,30 @@ static void visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr)
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break;
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break;
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}
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}
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case nir_op_pack_32_2x16_split: {
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LLVMValueRef tmp = ac_build_gather_values(&ctx->ac, src, 2);
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result = LLVMBuildBitCast(ctx->ac.builder, tmp, ctx->ac.i32, "");
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break;
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}
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case nir_op_unpack_32_2x16_split_x: {
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LLVMValueRef tmp = LLVMBuildBitCast(ctx->ac.builder, src[0],
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ctx->ac.v2i16,
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"");
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result = LLVMBuildExtractElement(ctx->ac.builder, tmp,
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ctx->ac.i32_0, "");
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break;
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}
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case nir_op_unpack_32_2x16_split_y: {
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LLVMValueRef tmp = LLVMBuildBitCast(ctx->ac.builder, src[0],
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ctx->ac.v2i16,
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"");
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result = LLVMBuildExtractElement(ctx->ac.builder, tmp,
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ctx->ac.i32_1, "");
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break;
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}
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case nir_op_cube_face_coord: {
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case nir_op_cube_face_coord: {
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src[0] = ac_to_float(&ctx->ac, src[0]);
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src[0] = ac_to_float(&ctx->ac, src[0]);
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LLVMValueRef results[2];
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LLVMValueRef results[2];
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