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wasm: change language in DWARF from Java to C++

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This is due to weird issue in lldb (from which Chrome dev tools
are derived), which does not parse DWARF functions if there's
no support for language "type system"
This commit is contained in:
Alexey Andreev 2023-08-25 20:43:34 +02:00
parent e576a985dd
commit fed6a2d0ef
2 changed files with 3 additions and 2 deletions
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1
core/src/main/java/org/teavm/backend/wasm/dwarf/DwarfConstants.java
View File

@ -54,6 +54,7 @@ public final class DwarfConstants {
public static final int DW_ATE_UTF = 0x10;
public static final int DW_LANG_JAVA = 0x0b;
public static final int DW_LANG_C_PLUS_PLUS = 0x04;
public static final int DW_CHILDREN_YES = 1;
public static final int DW_CHILDREN_NO = 0;

4
core/src/main/java/org/teavm/backend/wasm/generate/DwarfGenerator.java
View File

@ -26,7 +26,7 @@ import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_FORM_ADDR;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_FORM_DATA2;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_FORM_SEC_OFFSET;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_FORM_STRP;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_LANG_JAVA;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_LANG_C_PLUS_PLUS;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_TAG_COMPILE_UNIT;
import static org.teavm.backend.wasm.dwarf.DwarfConstants.DW_UT_COMPILE;
import java.util.ArrayList;
@ -82,7 +82,7 @@ public class DwarfGenerator {
data.writeLEB(DW_AT_HIGH_PC).writeLEB(DW_FORM_ADDR);
}));
infoWriter.writeInt(strings.stringRef("TeaVM"));
infoWriter.writeShort(DW_LANG_JAVA);
infoWriter.writeShort(DW_LANG_C_PLUS_PLUS);
infoWriter.writeInt(strings.stringRef("classes.wasm"));
infoWriter.writeInt(0);
infoWriter.writeInt(0);