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authorMatt Turner <[email protected]>2016-11-04 22:34:53 -0700
committerMatt Turner <[email protected]>2017-01-20 11:40:52 -0800
commitf0429359cc8a9d5bdc1f76f2107bf1df151b123c (patch)
treea38e6d1d5a6acabb7239f1cee6956d6163fc6465 /src
parentae9c69e1cfd34597e8f8b9f724c62aadfec5b13f (diff)
i965: Add a test for the EU assembly validator.
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/i965/Makefile.am7
-rw-r--r--src/mesa/drivers/dri/i965/test_eu_validate.cpp169
2 files changed, 176 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/Makefile.am b/src/mesa/drivers/dri/i965/Makefile.am
index 4b009770ab9..2e22d65b91d 100644
--- a/src/mesa/drivers/dri/i965/Makefile.am
+++ b/src/mesa/drivers/dri/i965/Makefile.am
@@ -109,6 +109,7 @@ TESTS = \
test_fs_copy_propagation \
test_fs_saturate_propagation \
test_eu_compact \
+ test_eu_validate \
test_vf_float_conversions \
test_vec4_cmod_propagation \
test_vec4_copy_propagation \
@@ -162,3 +163,9 @@ test_eu_compact_SOURCES = \
test_eu_compact.c
nodist_EXTRA_test_eu_compact_SOURCES = dummy.cpp
test_eu_compact_LDADD = $(TEST_LIBS)
+
+test_eu_validate_SOURCES = \
+ test_eu_validate.cpp
+test_eu_validate_LDADD = \
+ $(top_builddir)/src/gtest/libgtest.la \
+ $(TEST_LIBS)
diff --git a/src/mesa/drivers/dri/i965/test_eu_validate.cpp b/src/mesa/drivers/dri/i965/test_eu_validate.cpp
new file mode 100644
index 00000000000..13e9ba42f08
--- /dev/null
+++ b/src/mesa/drivers/dri/i965/test_eu_validate.cpp
@@ -0,0 +1,169 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include <gtest/gtest.h>
+#include "brw_eu.h"
+#include "util/ralloc.h"
+
+enum subgen {
+ IS_G45 = 1,
+ IS_BYT,
+ IS_HSW,
+ IS_CHV,
+ IS_BXT,
+ IS_KBL,
+};
+
+static const struct gen_info {
+ const char *name;
+ int gen;
+ enum subgen subgen;
+} gens[] = {
+ { "brw", 4 },
+ { "g45", 4, IS_G45 },
+ { "ilk", 5 },
+ { "snb", 6 },
+ { "ivb", 7 },
+ { "byt", 7, IS_BYT },
+ { "hsw", 7, IS_HSW },
+ { "bdw", 8 },
+ { "chv", 8, IS_CHV },
+ { "skl", 9 },
+ { "bxt", 9, IS_BXT },
+ { "kbl", 9, IS_KBL },
+};
+
+class validation_test: public ::testing::TestWithParam<struct gen_info> {
+ virtual void SetUp();
+
+public:
+ validation_test();
+ virtual ~validation_test();
+
+ struct brw_codegen *p;
+ struct gen_device_info devinfo;
+};
+
+validation_test::validation_test()
+{
+ p = rzalloc(NULL, struct brw_codegen);
+ memset(&devinfo, 0, sizeof(devinfo));
+}
+
+validation_test::~validation_test()
+{
+ ralloc_free(p);
+}
+
+void validation_test::SetUp()
+{
+ struct gen_info info = GetParam();
+
+ devinfo.gen = info.gen;
+ devinfo.is_g4x = info.subgen == IS_G45;
+ devinfo.is_baytrail = info.subgen == IS_BYT;
+ devinfo.is_haswell = info.subgen == IS_HSW;
+ devinfo.is_cherryview = info.subgen == IS_CHV;
+ devinfo.is_broxton = info.subgen == IS_BXT;
+ devinfo.is_kabylake = info.subgen == IS_KBL;
+
+ brw_init_codegen(&devinfo, p, p);
+}
+
+struct gen_name {
+ template <class ParamType>
+ std::string
+ operator()(const ::testing::TestParamInfo<ParamType>& info) const {
+ return info.param.name;
+ }
+};
+
+INSTANTIATE_TEST_CASE_P(eu_assembly, validation_test,
+ ::testing::ValuesIn(gens),
+ gen_name());
+
+static bool
+validate(struct brw_codegen *p)
+{
+ const bool print = getenv("TEST_DEBUG");
+ struct annotation_info annotation;
+ memset(&annotation, 0, sizeof(annotation));
+
+ if (print) {
+ annotation.mem_ctx = ralloc_context(NULL);
+ annotation.ann_count = 1;
+ annotation.ann_size = 2;
+ annotation.ann = rzalloc_array(annotation.mem_ctx, struct annotation,
+ annotation.ann_size);
+ annotation.ann[annotation.ann_count].offset = p->next_insn_offset;
+ }
+
+ bool ret = brw_validate_instructions(p, 0, &annotation);
+
+ if (print) {
+ dump_assembly(p->store, annotation.ann_count, annotation.ann, p->devinfo);
+ ralloc_free(annotation.mem_ctx);
+ }
+
+ return ret;
+}
+
+#define g0 brw_vec8_grf(0, 0)
+#define null brw_null_reg()
+
+TEST_P(validation_test, sanity)
+{
+ brw_ADD(p, g0, g0, g0);
+
+ EXPECT_TRUE(validate(p));
+}
+
+TEST_P(validation_test, src0_null_reg)
+{
+ brw_MOV(p, g0, null);
+
+ EXPECT_FALSE(validate(p));
+}
+
+TEST_P(validation_test, src1_null_reg)
+{
+ brw_ADD(p, g0, g0, null);
+
+ EXPECT_FALSE(validate(p));
+}
+
+TEST_P(validation_test, opcode46)
+{
+ /* opcode 46 is "push" on Gen 4 and 5
+ * "fork" on Gen 6
+ * reserved on Gen 7
+ * "goto" on Gen8+
+ */
+ brw_next_insn(p, 46);
+
+ if (devinfo.gen == 7) {
+ EXPECT_FALSE(validate(p));
+ } else {
+ EXPECT_TRUE(validate(p));
+ }
+}