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pan/bi: Add a bunch of ALU ops

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These are all regular ALU ops found in GLES2 which makes them
particularly nice targets at the moment. Just translate straight to our
IR.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4139>
This commit is contained in:
Alyssa Rosenzweig 2020-03-09 21:10:41 -04:00 • committed by Marge Bot
parent 5a5896cd76
commit c862234ab3
1 changed files with 47 additions and 4 deletions
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51
src/panfrost/bifrost/bifrost_compile.c
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@ -229,11 +229,49 @@ static enum bi_class
bi_class_for_nir_alu(nir_op op)
{
switch (op) {
case nir_op_fadd: return BI_ADD;
case nir_op_fmul: return BI_FMA;
case nir_op_iadd:
case nir_op_fadd:
return BI_ADD;
case nir_op_i2i8:
case nir_op_i2i16:
case nir_op_i2i32:
case nir_op_i2i64:
case nir_op_u2u8:
case nir_op_u2u16:
case nir_op_u2u32:
case nir_op_u2u64:
case nir_op_f2i16:
case nir_op_f2i32:
case nir_op_f2i64:
case nir_op_f2u16:
case nir_op_f2u32:
case nir_op_f2u64:
case nir_op_i2f16:
case nir_op_i2f32:
case nir_op_i2f64:
case nir_op_u2f16:
case nir_op_u2f32:
case nir_op_u2f64:
return BI_CONVERT;
case nir_op_fmul:
return BI_FMA;
case nir_op_imin:
case nir_op_imax:
case nir_op_umin:
case nir_op_umax:
case nir_op_fmin:
case nir_op_fmax:
return BI_MINMAX;
case nir_op_fsat:
case nir_op_mov: return BI_MOV;
default: unreachable("Unknown ALU op");
case nir_op_mov:
return BI_MOV;
default:
unreachable("Unknown ALU op");
}
}
@ -306,6 +344,11 @@ emit_alu(bi_context *ctx, nir_alu_instr *instr)
case nir_op_fsat:
alu.outmod = BIFROST_SAT; /* MOV */
break;
case nir_op_fmax:
case nir_op_imax:
case nir_op_umax:
alu.op.minmax = BI_MINMAX_MAX; /* MINMAX */
break;
default:
break;
}