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pan/bi: Add isub op 

Can't be a regular ADD since there's no negate modifier for integers
(it's a different opcode entirely).

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 2020-03-10 08:03:20 -04:00 committed by Marge Bot
parent acab788578
commit 55f0d811e4
4 changed files with 5 additions and 0 deletions
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1
src/panfrost/bifrost/bi_print.c
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@ -120,6 +120,7 @@ bi_class_name(enum bi_class cl)
case BI_DISCARD: return "discard";
case BI_FMA: return "fma";
case BI_FREXP: return "frexp";
case BI_ISUB: return "isub";
case BI_LOAD: return "load";
case BI_LOAD_UNIFORM: return "load_uniform";
case BI_LOAD_ATTR: return "load_attr";

1
src/panfrost/bifrost/bi_tables.c
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@ -38,6 +38,7 @@ unsigned bi_class_props[BI_NUM_CLASSES] = {
[BI_DISCARD] = BI_SCHED_HI_LATENCY,
[BI_FMA] = BI_ROUNDMODE | BI_SCHED_FMA,
[BI_FREXP] = BI_SCHED_ALL,
[BI_ISUB] = BI_GENERIC | BI_SCHED_ALL,
[BI_LOAD] = BI_SCHED_HI_LATENCY,
[BI_LOAD_UNIFORM] = BI_SCHED_HI_LATENCY,
[BI_LOAD_ATTR] = BI_SCHED_HI_LATENCY,

2
src/panfrost/bifrost/bifrost_compile.c
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@ -233,6 +233,8 @@ bi_class_for_nir_alu(nir_op op)
case nir_op_fadd:
case nir_op_fsub:
return BI_ADD;
case nir_op_isub:
return BI_ISUB;
case nir_op_i2i8:
case nir_op_i2i16:

1
src/panfrost/bifrost/compiler.h
View File

@ -58,6 +58,7 @@ enum bi_class {
BI_DISCARD,
BI_FMA,
BI_FREXP,
BI_ISUB,
BI_LOAD,
BI_LOAD_UNIFORM,
BI_LOAD_ATTR,