WIP: add wamr_compilert test and dhrystone

Signed-off-by: Máté Tokodi [email protected]

Author: matetokodi

test/other/wamr-compiler/README.md

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+# WAMR test benchmarks
+
+This folder contains tests for WAMR AOT compiler and its generated code.

test/other/wamr-compiler/test_shift_negative_constants.wat

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+;; Copyright (C) 2023 Amazon Inc.  All rights reserved.
+;; SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+;;
+;; Those tests verify if passing constant negative value
+;; as a right parameter of the shift operator (along
+;; with a constant value of the left operator) causes
+;; any problems. See: https://github.com/bytecodealliance/wasm-micro-runtime/pull/2619
+(module
+  (memory (export "memory") 1 1)
+
+  (func $assert_eq (param i32 i32)
+    (i32.ne (local.get 0) (local.get 1))
+    if
+      unreachable
+    end
+  )
+
+  (func $i32_shr_u
+    (call $assert_eq
+      (i32.shr_u (i32.const -1) (i32.const -5))
+      (i32.const 31)
+    )
+  )
+
+  (func $i32_shr_s
+    (call $assert_eq
+      (i32.shr_s (i32.const 32) (i32.const -30))
+      (i32.const 8)
+    )
+  )
+
+  (func $i32_shl
+    (call $assert_eq
+      (i32.shl (i32.const -1) (i32.const -30))
+      (i32.const -4)
+    )
+  )
+
+  (func $const_ret (result i32)
+    i32.const -5
+  )
+
+  ;; *_func_call tests validate the potential LLVM optimizations
+  ;; where the right parameter of the shift operation is an
+  ;; indirect constant value.
+  (func $i32_shr_u_func_call
+    (call $assert_eq
+      (i32.shr_u (i32.const -1) (call $const_ret))
+      (i32.const 31)
+    )
+  )
+
+  (func $i32_shr_s_func_call
+    (call $assert_eq
+      (i32.shr_s
+        (i32.const 1073741824) ;; 2^30
+        (call $const_ret)
+      )
+      (i32.const 8)
+    )
+  )
+
+  (func $i32_shl_func_call
+    (call $assert_eq
+      (i32.shl (i32.const -1) (call $const_ret))
+      (i32.const -134217728)
+    )
+  )
+
+  (func (export "_start")
+    call $i32_shr_u
+    call $i32_shr_s
+    call $i32_shl
+    call $i32_shr_u_func_call
+    call $i32_shr_s_func_call
+    call $i32_shl_func_call
+  )
+)

test/programs/dhrystone/dhrystone.md

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+Dhrystone
+------------------------------------------------------------------------------
+`dhrystone.wasm` was compiled from
+https://github.com/bytecodealliance/wasm-micro-runtime/tree/main/tests/benchmarks/dhrystone
+via `wasi-sdk` and `emcc`:
+```shell
+/opt/wasi-sdk/bin/clang -O3 \
+    -o dhrystone_clang_O3.wasm src/dhry_1.c src/dhry_2.c -I include \
+    -Wl,--export=__heap_base -Wl,--export=__data_end
+    
+/opt/wasi-sdk/bin/clang -O2 \
+    -o dhrystone_clang_O2.wasm src/dhry_1.c src/dhry_2.c -I include \
+    -Wl,--export=__heap_base -Wl,--export=__data_end
+    
+/opt/wasi-sdk/bin/clang -O1 \
+    -o dhrystone_clang_O1.wasm src/dhry_1.c src/dhry_2.c -I include \
+    -Wl,--export=__heap_base -Wl,--export=__data_end
+    
+/opt/wasi-sdk/bin/clang -O0 \
+    -o dhrystone_clang_O0.wasm src/dhry_1.c src/dhry_2.c -I include \
+    -Wl,--export=__heap_base -Wl,--export=__data_end
+    
+emcc \
+    -o dhrystone_emcc.wasm src/dhry_1.c src/dhry_2.c -I include \
+    -Wl,--export=__heap_base -Wl,--export=__data_end
+```