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gallium/ttn: add UMAD

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Signed-off-by: Rob Clark <robclark@freedesktop.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Rob Clark
2015-04-04 18:15:00 -04:00
parent f2ecc95e44
commit 7579ae422a
1 changed files with 11 additions and 1 deletions
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src/gallium/auxiliary/nir/tgsi_to_nir.c
+11 -1
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@@ -629,6 +629,12 @@ ttn_dph(nir_builder *b, nir_op op, nir_alu_dest dest, nir_ssa_def **src)
ttn_channel(b, src[1], W)));
}
static void
ttn_umad(nir_builder *b, nir_op op, nir_alu_dest dest, nir_ssa_def **src)
{
ttn_move_dest(b, dest, nir_iadd(b, nir_imul(b, src[0], src[1]), src[2]));
}
static void
ttn_arr(nir_builder *b, nir_op op, nir_alu_dest dest, nir_ssa_def **src)
{
@@ -1071,7 +1077,7 @@ static const nir_op op_trans[TGSI_OPCODE_LAST] = {
[TGSI_OPCODE_U2F] = nir_op_u2f,
[TGSI_OPCODE_UADD] = nir_op_iadd,
[TGSI_OPCODE_UDIV] = nir_op_udiv,
[TGSI_OPCODE_UMAD] = 0, /* XXX */
[TGSI_OPCODE_UMAD] = 0,
[TGSI_OPCODE_UMAX] = nir_op_umax,
[TGSI_OPCODE_UMIN] = nir_op_umin,
[TGSI_OPCODE_UMOD] = nir_op_umod,
@@ -1220,6 +1226,10 @@ ttn_emit_instruction(struct ttn_compile *c)
ttn_dph(b, op_trans[tgsi_op], dest, src);
break;
case TGSI_OPCODE_UMAD:
ttn_umad(b, op_trans[tgsi_op], dest, src);
break;
case TGSI_OPCODE_LRP:
ttn_move_dest(b, dest, nir_flrp(b, src[2], src[1], src[0]));
break;