Mesa (master): aco/tests: add some tests for combining s_add+s_lshl to s_lshl<n>_add
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Thu Nov 12 07:44:54 UTC 2020
Module: Mesa
Branch: master
Commit: 64748a2be29de11cf1360c4d4b42d491e88f02e9
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=64748a2be29de11cf1360c4d4b42d491e88f02e9
Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date: Tue Nov 10 10:24:36 2020 +0100
aco/tests: add some tests for combining s_add+s_lshl to s_lshl<n>_add
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02 at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7539>
---
src/amd/compiler/tests/test_optimizer.cpp | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/src/amd/compiler/tests/test_optimizer.cpp b/src/amd/compiler/tests/test_optimizer.cpp
index f43ae731072..00e4cdef6dd 100644
--- a/src/amd/compiler/tests/test_optimizer.cpp
+++ b/src/amd/compiler/tests/test_optimizer.cpp
@@ -128,3 +128,31 @@ BEGIN_TEST(optimize.cndmask)
finish_opt_test();
}
END_TEST
+
+BEGIN_TEST(optimize.add_lshl)
+ for (unsigned i = GFX9; i <= GFX10; i++) {
+ //>> s1: %a, v1: %b, s2: %_:exec = p_startpgm
+ if (!setup_cs("s1 v1", (chip_class)i))
+ continue;
+
+ Temp shift;
+
+ //! s1: %res0, s1: %_:scc = s_lshl3_add_u32 %a, 4
+ //! p_unit_test 0, %res0
+ shift = bld.sop2(aco_opcode::s_lshl_b32, bld.def(s1), bld.def(s1, scc),
+ Operand(inputs[0]), Operand(3u));
+ writeout(0, bld.sop2(aco_opcode::s_add_u32, bld.def(s1), bld.def(s1, scc), shift, Operand(4u)));
+
+ //! s1: %lshl, s1: %_:scc = s_lshl_b32 %a, 3
+ //! v1: %add = v_add_u32 %lshl, %b
+ //! v1: %res1 = v_add3_u32 %add, %lshl, 4
+ //! p_unit_test 1, %res1
+ shift = bld.sop2(aco_opcode::s_lshl_b32, bld.def(s1), bld.def(s1, scc),
+ Operand(inputs[0]), Operand(3u));
+ Temp sadd = bld.sop2(aco_opcode::s_add_u32, bld.def(s1), bld.def(s1, scc), shift, Operand(4u));
+ Temp vadd = bld.vadd32(bld.def(v1), shift, Operand(inputs[1]));
+ writeout(1, bld.vadd32(bld.def(v1), sadd, vadd));
+
+ finish_opt_test();
+ }
+END_TEST
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