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| /** | ||
| * @license Apache-2.0 | ||
| * | ||
| * Copyright (c) 2024 The Stdlib Authors. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| 'use strict'; | ||
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| // MODULES // | ||
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| var resolve = require( 'path' ).resolve; | ||
| var bench = require( '@stdlib/bench' ); | ||
| var randu = require( '@stdlib/random/base/randu' ); | ||
| var isnan = require( './../../../../base/assert/is-nan' ); | ||
| var tryRequire = require( '@stdlib/utils/try-require' ); | ||
| var pkg = require( './../package.json' ).name; | ||
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| // VARIABLES // | ||
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| var powm1 = tryRequire( resolve( __dirname, './../lib/native.js' ) ); | ||
| var opts = { | ||
| 'skip': ( powm1 instanceof Error ) | ||
| }; | ||
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| // MAIN // | ||
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| bench( pkg+'::native', opts, function benchmark( b ) { | ||
| var x; | ||
| var y; | ||
| var z; | ||
| var i; | ||
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| b.tic(); | ||
| for ( i = 0; i < b.iterations; i++ ) { | ||
| x = ( randu() * 2.0 ) - 0.0; | ||
| y = ( randu() * 100.0 ) - 50.0; | ||
| z = powm1( x, y ); | ||
| if ( isnan( z ) ) { | ||
| b.fail( 'should not return NaN' ); | ||
| } | ||
| } | ||
| b.toc(); | ||
| if ( isnan( z ) ) { | ||
| b.fail( 'should not return NaN' ); | ||
| } | ||
| b.pass( 'benchmark finished' ); | ||
| b.end(); | ||
| }); |
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| #/ | ||
| # @license Apache-2.0 | ||
| # | ||
| # Copyright (c) 2024 The Stdlib Authors. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
| #/ | ||
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| # VARIABLES # | ||
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| ifndef VERBOSE | ||
| QUIET := @ | ||
| else | ||
| QUIET := | ||
| endif | ||
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| # Determine the OS ([1][1], [2][2]). | ||
| # | ||
| # [1]: https://en.wikipedia.org/wiki/Uname#Examples | ||
| # [2]: http://stackoverflow.com/a/27776822/2225624 | ||
| OS ?= $(shell uname) | ||
| ifneq (, $(findstring MINGW,$(OS))) | ||
| OS := WINNT | ||
| else | ||
| ifneq (, $(findstring MSYS,$(OS))) | ||
| OS := WINNT | ||
| else | ||
| ifneq (, $(findstring CYGWIN,$(OS))) | ||
| OS := WINNT | ||
| else | ||
| ifneq (, $(findstring Windows_NT,$(OS))) | ||
| OS := WINNT | ||
| endif | ||
| endif | ||
| endif | ||
| endif | ||
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| # Define the program used for compiling C source files: | ||
| ifdef C_COMPILER | ||
| CC := $(C_COMPILER) | ||
| else | ||
| CC := gcc | ||
| endif | ||
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| # Define the command-line options when compiling C files: | ||
| CFLAGS ?= \ | ||
| -std=c99 \ | ||
| -O3 \ | ||
| -Wall \ | ||
| -pedantic | ||
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| # Determine whether to generate position independent code ([1][1], [2][2]). | ||
| # | ||
| # [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options | ||
| # [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option | ||
| ifeq ($(OS), WINNT) | ||
| fPIC ?= | ||
| else | ||
| fPIC ?= -fPIC | ||
| endif | ||
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| # List of includes (e.g., `-I /foo/bar -I /beep/boop/include`): | ||
| INCLUDE ?= | ||
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| # List of source files: | ||
| SOURCE_FILES ?= | ||
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| # List of libraries (e.g., `-lopenblas -lpthread`): | ||
| LIBRARIES ?= | ||
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| # List of library paths (e.g., `-L /foo/bar -L /beep/boop`): | ||
| LIBPATH ?= | ||
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| # List of C targets: | ||
| c_targets := benchmark.out | ||
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| # RULES # | ||
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| #/ | ||
| # Compiles source files. | ||
| # | ||
| # @param {string} [C_COMPILER] - C compiler (e.g., `gcc`) | ||
| # @param {string} [CFLAGS] - C compiler options | ||
| # @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) | ||
| # @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`) | ||
| # @param {string} [SOURCE_FILES] - list of source files | ||
| # @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`) | ||
| # @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`) | ||
| # | ||
| # @example | ||
| # make | ||
| # | ||
| # @example | ||
| # make all | ||
| #/ | ||
| all: $(c_targets) | ||
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| .PHONY: all | ||
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| #/ | ||
| # Compiles C source files. | ||
| # | ||
| # @private | ||
| # @param {string} CC - C compiler (e.g., `gcc`) | ||
| # @param {string} CFLAGS - C compiler options | ||
| # @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) | ||
| # @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`) | ||
| # @param {string} SOURCE_FILES - list of source files | ||
| # @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`) | ||
| # @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`) | ||
| #/ | ||
| $(c_targets): %.out: %.c | ||
| $(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES) | ||
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| #/ | ||
| # Runs compiled benchmarks. | ||
| # | ||
| # @example | ||
| # make run | ||
| #/ | ||
| run: $(c_targets) | ||
| $(QUIET) ./$< | ||
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| .PHONY: run | ||
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| #/ | ||
| # Removes generated files. | ||
| # | ||
| # @example | ||
| # make clean | ||
| #/ | ||
| clean: | ||
| $(QUIET) -rm -f *.o *.out | ||
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| .PHONY: clean |
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