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Invoke "gcc" to build assembler files
Enables pre-processing of *.S and *.sx source files.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
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@@ -6,6 +6,7 @@ ASM_SRCS := | |
| C_SRCS := | ||
| OBJ_SRCS := | ||
| O_SRCS := | ||
| SX_SRCS := | ||
| S_UPPER_SRCS := | ||
| C_DEPS := | ||
| EXECUTABLES := | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -6,6 +6,7 @@ ASM_SRCS := | |
| C_SRCS := | ||
| OBJ_SRCS := | ||
| O_SRCS := | ||
| SX_SRCS := | ||
| S_UPPER_SRCS := | ||
| C_DEPS := | ||
| EXECUTABLES := | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -6,6 +6,7 @@ ASM_SRCS := | |
| C_SRCS := | ||
| OBJ_SRCS := | ||
| O_SRCS := | ||
| SX_SRCS := | ||
| S_UPPER_SRCS := | ||
| C_DEPS := | ||
| EXECUTABLES := | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -6,6 +6,7 @@ ASM_SRCS := | |
| C_SRCS := | ||
| OBJ_SRCS := | ||
| O_SRCS := | ||
| SX_SRCS := | ||
| S_UPPER_SRCS := | ||
| C_DEPS := | ||
| EXECUTABLES := | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
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@@ -14,6 +14,7 @@ C_SRCS := | |
| C_UPPER_SRCS := | ||
| OBJ_SRCS := | ||
| O_SRCS := | ||
| SX_SRCS := | ||
| S_UPPER_SRCS := | ||
| C++M_DEPS := | ||
| C++_DEPS := | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -14,6 +14,7 @@ C_SRCS := | |
| C_UPPER_SRCS := | ||
| OBJ_SRCS := | ||
| O_SRCS := | ||
| SX_SRCS := | ||
| S_UPPER_SRCS := | ||
| C++M_DEPS := | ||
| C++_DEPS := | ||
|
|
||
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97 changes: 97 additions & 0 deletions
97
...builder.gnu.ui/src/org/eclipse/cdt/managedbuilder/gnu/ui/GnuAsmFlagsCommandGenerator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2024 John Dallaway and others. | ||
| * | ||
| * This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License 2.0 | ||
| * which accompanies this distribution, and is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * John Dallaway - initial implementation (#666) | ||
| *******************************************************************************/ | ||
| package org.eclipse.cdt.managedbuilder.gnu.ui; | ||
|
|
||
| import java.util.regex.Pattern; | ||
|
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||
| import org.eclipse.cdt.core.cdtvariables.CdtVariableException; | ||
| import org.eclipse.cdt.managedbuilder.core.BuildException; | ||
| import org.eclipse.cdt.managedbuilder.core.IConfiguration; | ||
| import org.eclipse.cdt.managedbuilder.core.IOption; | ||
| import org.eclipse.cdt.managedbuilder.core.IOptionCommandGenerator; | ||
| import org.eclipse.cdt.managedbuilder.core.ITool; | ||
| import org.eclipse.cdt.managedbuilder.internal.buildmodel.FileMacroExplicitSubstitutor; | ||
| import org.eclipse.cdt.managedbuilder.internal.macros.BuildfileMacroSubstitutor; | ||
| import org.eclipse.cdt.utils.cdtvariables.CdtVariableResolver; | ||
| import org.eclipse.cdt.utils.cdtvariables.IVariableSubstitutor; | ||
| import org.eclipse.core.runtime.Platform; | ||
| import org.eclipse.core.runtime.Status; | ||
|
|
||
| /** | ||
| * Assembler flags command generator. | ||
| * This command generator supports managed build projects that were | ||
| * created using older versions of the GNU toolchain build description | ||
| * where assembly files were built by invoking the GNU "as" tool directly. | ||
| * @noextend This class is not intended to be subclassed by clients. | ||
| * @noinstantiate This class is not intended to be instantiated by clients. | ||
| * @since 8.7 | ||
| */ | ||
| public class GnuAsmFlagsCommandGenerator implements IOptionCommandGenerator { | ||
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| private static final String DO_NOT_LINK_FLAG = "-c"; //$NON-NLS-1$ | ||
| private static final Pattern DO_NOT_LINK_PATTERN = Pattern.compile("(^|\\s)-c($|\\s)"); //$NON-NLS-1$ | ||
| private static final Pattern ASM_FLAG_PATTERN = Pattern.compile("-[aDKLR]\\S*"); //$NON-NLS-1$ | ||
|
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||
| @Override | ||
| public String generateCommand(IOption option, IVariableSubstitutor macroSubstitutor) { | ||
| String toolCommand = getToolCommand(option, macroSubstitutor); | ||
| try { | ||
| if (null != toolCommand && IOption.STRING == option.getValueType() && option.getCommand().isEmpty()) { | ||
| String optionValue = option.getStringValue(); | ||
| if (toolCommand.equals("gcc")) { //$NON-NLS-1$ | ||
| // if the default assembler tool command has not been overridden | ||
| String command = CdtVariableResolver.resolveToString(optionValue, macroSubstitutor); | ||
| if (!DO_NOT_LINK_PATTERN.matcher(command).find()) { | ||
| // if the "-c" flag is not already present on the command line we | ||
| // assume the flags target the GNU "as" command line rather than the | ||
| // "gcc" command line so we add the "-c" flag and apply the "-Wa," | ||
| // prefix to those flags that are intended only for the assembler | ||
| return DO_NOT_LINK_FLAG + " " + ASM_FLAG_PATTERN.matcher(command).replaceAll("-Wa,$0"); //$NON-NLS-1$ //$NON-NLS-2$ | ||
| } | ||
| } else if (toolCommand.endsWith("as") && optionValue.equals(DO_NOT_LINK_FLAG)) { //$NON-NLS-1$ | ||
| // if GNU "as" is called directly and the default assembler flags have | ||
| // not been overridden we remove the "-c" flag | ||
| return ""; //$NON-NLS-1$ | ||
| } | ||
| } | ||
| } catch (BuildException | CdtVariableException e) { | ||
| Platform.getLog(getClass()).log(Status.error("Error generating GNU assembler command", e)); //$NON-NLS-1$ | ||
| } | ||
| return null; // fallback to default command generator | ||
| } | ||
|
|
||
| private static String getToolCommand(IOption option, IVariableSubstitutor macroSubstitutor) { | ||
| // the option holder may be a super class of the assembler tool so we must | ||
| // locate the tool from the build configuration to obtain the correct tool command | ||
| IConfiguration config = getConfiguration(macroSubstitutor); | ||
| if (config != null) { | ||
| String optionHolderId = option.getOptionHolder().getId(); | ||
| ITool[] tools = config.getToolsBySuperClassId(optionHolderId); | ||
| if (1 == tools.length) { | ||
| return tools[0].getToolCommand(); | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
|
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| private static IConfiguration getConfiguration(IVariableSubstitutor macroSubstitutor) { | ||
| if (macroSubstitutor instanceof BuildfileMacroSubstitutor bms) { // case ToolSettingsPrefStore | ||
| return bms.getConfiguration(); | ||
| } else if (macroSubstitutor instanceof FileMacroExplicitSubstitutor fmes) { // case BuildStep | ||
| return fmes.getConfiguration(); | ||
| } | ||
| return null; | ||
| } | ||
|
|
||
| } |
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