Parse .gpdword and convert another llc -filetype=obj test.
authorRafael Espindola <rafael.espindola@gmail.com>
Fri, 28 Mar 2014 18:50:26 +0000 (18:50 +0000)
committerRafael Espindola <rafael.espindola@gmail.com>
Fri, 28 Mar 2014 18:50:26 +0000 (18:50 +0000)
llvm-svn: 205028

llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
llvm/test/MC/Mips/do_switch3.s
llvm/test/MC/Mips/elf-gprel-32-64.ll [deleted file]
llvm/test/MC/Mips/elf-gprel-32-64.s [new file with mode: 0644]

index 1433b43..9ea2522 100644 (file)
@@ -212,6 +212,7 @@ class MipsAsmParser : public MCTargetAsmParser {
 
   bool parseDataDirective(unsigned Size, SMLoc L);
   bool parseDirectiveGpWord();
+  bool parseDirectiveGpdWord();
 
   MCSymbolRefExpr::VariantKind getVariantKind(StringRef Symbol);
 
@@ -2715,6 +2716,22 @@ bool MipsAsmParser::parseDirectiveGpWord() {
   return false;
 }
 
+/// parseDirectiveGpdWord
+///  ::= .gpdword local_sym
+bool MipsAsmParser::parseDirectiveGpdWord() {
+  const MCExpr *Value;
+  // EmitGPRel64Value requires an expression, so we are using base class
+  // method to evaluate the expression.
+  if (getParser().parseExpression(Value))
+    return true;
+  getParser().getStreamer().EmitGPRel64Value(Value);
+
+  if (getLexer().isNot(AsmToken::EndOfStatement))
+    return Error(getLexer().getLoc(), "unexpected token in directive");
+  Parser.Lex(); // Eat EndOfStatement token.
+  return false;
+}
+
 bool MipsAsmParser::parseDirectiveOption() {
   // Get the option token.
   AsmToken Tok = Parser.getTok();
@@ -2798,11 +2815,15 @@ bool MipsAsmParser::ParseDirective(AsmToken DirectiveID) {
   }
 
   if (IDVal == ".gpword") {
-    // Ignore this directive for now.
     parseDirectiveGpWord();
     return false;
   }
 
+  if (IDVal == ".gpdword") {
+    parseDirectiveGpdWord();
+    return false;
+  }
+
   if (IDVal == ".word") {
     parseDataDirective(4, DirectiveID.getLoc());
     return false;
index 5fbe705..02ad087 100644 (file)
@@ -73,10 +73,10 @@ $tmp0:
        .section        .rodata,"a",@progbits
        .align  3
 $JTI0_0:
-//     .gpdword        ($BB0_3)
-//     .gpdword        ($BB0_4)
-//     .gpdword        ($BB0_5)
-//     .gpdword        ($BB0_6)
+       .gpdword        ($BB0_3)
+       .gpdword        ($BB0_4)
+       .gpdword        ($BB0_5)
+       .gpdword        ($BB0_6)
 
 
        .text
diff --git a/llvm/test/MC/Mips/elf-gprel-32-64.ll b/llvm/test/MC/Mips/elf-gprel-32-64.ll
deleted file mode 100644 (file)
index 4057eb8..0000000
+++ /dev/null
@@ -1,40 +0,0 @@
-; RUN: llc -filetype=obj -march=mips64el -mcpu=mips64 %s -o - \
-; RUN: | llvm-readobj -r \
-; RUN: | FileCheck %s
-
-define i32 @test(i32 %c) nounwind {
-entry:
-  switch i32 %c, label %sw.default [
-    i32 0, label %sw.bb
-    i32 1, label %sw.bb2
-    i32 2, label %sw.bb5
-    i32 3, label %sw.bb8
-  ]
-
-sw.bb:
-  br label %return
-sw.bb2:
-  br label %return
-sw.bb5:
-  br label %return
-sw.bb8:
-  br label %return
-sw.default:
-  br label %return
-
-return:
-  %retval.0 = phi i32 [ -1, %sw.default ], [ 7, %sw.bb8 ], [ 2, %sw.bb5 ], [ 3, %sw.bb2 ], [ 1, %sw.bb ]
-  ret i32 %retval.0
-}
-
-; Check that the appropriate relocations were created.
-
-; R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
-; CHECK:      Relocations [
-; CHECK:        Section ({{[a-z0-9]+}}) .rela.rodata {
-; CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
-; CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
-; CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
-; CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
-; CHECK-NEXT:   }
-; CHECK-NEXT: ]
diff --git a/llvm/test/MC/Mips/elf-gprel-32-64.s b/llvm/test/MC/Mips/elf-gprel-32-64.s
new file mode 100644 (file)
index 0000000..ae75197
--- /dev/null
@@ -0,0 +1,83 @@
+// RUN: llvm-mc -filetype=obj -triple=mips64el-pc-linux -mcpu=mips64 %s -o - \
+// RUN: | llvm-readobj -r \
+// RUN: | FileCheck %s
+
+// Check that the appropriate relocations were created.
+
+// R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
+// CHECK:      Relocations [
+// CHECK:        Section ({{[a-z0-9]+}}) .rela.rodata {
+// CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
+// CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
+// CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
+// CHECK-NEXT:     0x{{[0-9,A-F]+}} R_MIPS_GPREL32/R_MIPS_64/R_MIPS_NONE
+// CHECK-NEXT:   }
+// CHECK-NEXT: ]
+
+       .text
+       .abicalls
+       .section        .mdebug.abi64,"",@progbits
+       .file   "/home/espindola/llvm/llvm/test/MC/Mips/elf-gprel-32-64.ll"
+       .text
+       .globl  test
+       .align  3
+       .type   test,@function
+       .set    nomips16
+       .ent    test
+test:                                   # @test
+       .frame  $sp,0,$ra
+       .mask   0x00000000,0
+       .fmask  0x00000000,0
+       .set    noreorder
+       .set    nomacro
+       .set    noat
+# BB#0:                                 # %entry
+       lui     $1, %hi(%neg(%gp_rel(test)))
+       daddu   $2, $1, $25
+       sltiu   $1, $4, 4
+       dsll    $3, $4, 32
+       bnez    $1, $BB0_2
+       nop
+$BB0_1:                                 # %sw.default
+       b       $BB0_3
+       addiu   $2, $zero, -1
+$BB0_2:                                 # %entry
+       daddiu  $1, $2, %lo(%neg(%gp_rel(test)))
+       dsrl    $3, $3, 32
+       daddiu  $4, $zero, 8
+       dmult   $3, $4
+       mflo    $3
+       ld      $4, %got_page($JTI0_0)($1)
+       daddu   $3, $3, $4
+       ld      $3, %got_ofst($JTI0_0)($3)
+       daddu   $1, $3, $1
+       jr      $1
+       addiu   $2, $zero, 1
+$BB0_3:                                 # %return
+       jr      $ra
+       nop
+$BB0_4:                                 # %sw.bb2
+       jr      $ra
+       addiu   $2, $zero, 3
+$BB0_5:                                 # %sw.bb5
+       jr      $ra
+       addiu   $2, $zero, 2
+$BB0_6:                                 # %sw.bb8
+       jr      $ra
+       addiu   $2, $zero, 7
+       .set    at
+       .set    macro
+       .set    reorder
+       .end    test
+$tmp0:
+       .size   test, ($tmp0)-test
+       .section        .rodata,"a",@progbits
+       .align  3
+$JTI0_0:
+       .gpdword        ($BB0_3)
+       .gpdword        ($BB0_4)
+       .gpdword        ($BB0_5)
+       .gpdword        ($BB0_6)
+
+
+       .text