From 62cef7b0723ad6ca49ed06a6899a5852e41359e8 Mon Sep 17 00:00:00 2001 From: Antia Puentes Date: Wed, 17 Jun 2015 00:10:18 +0200 Subject: [PATCH] i965/nir/vec4: Implement more math operations Adds NIR ALU operations: * nir_op_frcp * nir_op_fexp2 * nir_op_flog2 * nir_op_fexp * nir_op_flog * nir_op_fsin * nir_op_fcos * nir_op_idiv * nir_op_udiv * nir_op_umod * nir_op_ldexp * nir_op_fsqrt * nir_op_frsq * nir_op_fpow Reviewed-by: Jason Ekstrand --- src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 52 ++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp index 1455eba..dff3970 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp @@ -744,6 +744,58 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr) break; } + case nir_op_frcp: + inst = emit_math(SHADER_OPCODE_RCP, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_fexp2: + inst = emit_math(SHADER_OPCODE_EXP2, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_flog2: + inst = emit_math(SHADER_OPCODE_LOG2, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_fsin: + inst = emit_math(SHADER_OPCODE_SIN, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_fcos: + inst = emit_math(SHADER_OPCODE_COS, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_idiv: + case nir_op_udiv: + emit_math(SHADER_OPCODE_INT_QUOTIENT, dst, op[0], op[1]); + break; + + case nir_op_umod: + emit_math(SHADER_OPCODE_INT_REMAINDER, dst, op[0], op[1]); + break; + + case nir_op_ldexp: + unreachable("not reached: should be handled by ldexp_to_arith()"); + + case nir_op_fsqrt: + inst = emit_math(SHADER_OPCODE_SQRT, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_frsq: + inst = emit_math(SHADER_OPCODE_RSQ, dst, op[0]); + inst->saturate = instr->dest.saturate; + break; + + case nir_op_fpow: + inst = emit_math(SHADER_OPCODE_POW, dst, op[0], op[1]); + inst->saturate = instr->dest.saturate; + break; + default: unreachable("Unimplemented ALU operation"); } -- 2.7.4