[PATCH] D63959: [WebAssembly] Assembler: support .int16/32/64 directives.

[Wouter van Oortmerssen via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL364689: [WebAssembly] Assembler: support .int16/32/64 directives. (authored by aardappel, committed by ).

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63959/new/

https://reviews.llvm.org/D63959

Files:
  llvm/trunk/lib/Target/WebAssembly/AsmParser/WebAssemblyAsmParser.cpp
  llvm/trunk/test/MC/WebAssembly/basic-assembly.s


Index: llvm/trunk/lib/Target/WebAssembly/AsmParser/WebAssemblyAsmParser.cpp
===================================================================
--- llvm/trunk/lib/Target/WebAssembly/AsmParser/WebAssemblyAsmParser.cpp
+++ llvm/trunk/lib/Target/WebAssembly/AsmParser/WebAssemblyAsmParser.cpp
@@ -665,13 +665,18 @@
       return expect(AsmToken::EndOfStatement, "EOL");
     }
 
-    if (DirectiveID.getString() == ".int8") {
+    if (DirectiveID.getString() == ".int8" ||
+        DirectiveID.getString() == ".int16" ||
+        DirectiveID.getString() == ".int32" ||
+        DirectiveID.getString() == ".int64") {
       if (CheckDataSection()) return true;
-      int64_t V;
-      if (Parser.parseAbsoluteExpression(V))
-        return error("Cannot parse int8 constant: ", Lexer.getTok());
-      // TODO: error if value doesn't fit?
-      Out.EmitIntValue(static_cast<uint64_t>(V), 1);
+      const MCExpr *Val;
+      SMLoc End;
+      if (Parser.parseExpression(Val, End))
+        return error("Cannot parse .int expression: ", Lexer.getTok());
+      size_t NumBits = 0;
+      DirectiveID.getString().drop_front(4).getAsInteger(10, NumBits);
+      Out.EmitValue(Val, NumBits / 8, End);
       return expect(AsmToken::EndOfStatement, "EOL");
     }
 
Index: llvm/trunk/test/MC/WebAssembly/basic-assembly.s
===================================================================
--- llvm/trunk/test/MC/WebAssembly/basic-assembly.s
+++ llvm/trunk/test/MC/WebAssembly/basic-assembly.s
@@ -95,7 +95,10 @@
 .L.str:
     .int8       'H'
     .asciz      "ello, World!"
-    .size       .L.str, 14
+    .int16      1234
+    .int64      5000000000
+    .int32      2000000000
+    .size       .L.str, 28
 
     .ident      "clang version 9.0.0 (trunk 364502) (llvm/trunk 364571)"
     .globaltype __stack_pointer, i32
@@ -185,5 +188,8 @@
 # CHECK-NEXT:  .L.str:
 # CHECK-NEXT:      .int8       72
 # CHECK-NEXT:      .asciz      "ello, World!"
+# CHECK-NEXT:      .int16       1234
+# CHECK-NEXT:      .int64       5000000000
+# CHECK-NEXT:      .int32       2000000000
 
 # CHECK:           .globaltype __stack_pointer, i32


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