[llvm] r185911 - [PowerPC] Support .llong and fix .word

[Ulrich Weigand]

Author: uweigand
Date: Tue Jul  9 02:59:25 2013
New Revision: 185911

URL: http://llvm.org/viewvc/llvm-project?rev=185911&view=rev
Log:

[PowerPC] Support .llong and fix .word

This adds support for the .llong PowerPC-specifc assembler directive.
In doing so, I notices that .word is currently incorrect: it is
supposed to define a 2-byte data element, not a 4-byte one.


Added:
    llvm/trunk/test/MC/PowerPC/ppc-llong.s
    llvm/trunk/test/MC/PowerPC/ppc-word.s
Modified:
    llvm/trunk/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
    llvm/trunk/test/MC/PowerPC/ppc64-fixup-apply.s

Modified: llvm/trunk/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp?rev=185911&r1=185910&r2=185911&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp Tue Jul  9 02:59:25 2013
@@ -1177,7 +1177,9 @@ ParseInstruction(ParseInstructionInfo &I
 bool PPCAsmParser::ParseDirective(AsmToken DirectiveID) {
   StringRef IDVal = DirectiveID.getIdentifier();
   if (IDVal == ".word")
-    return ParseDirectiveWord(4, DirectiveID.getLoc());
+    return ParseDirectiveWord(2, DirectiveID.getLoc());
+  if (IDVal == ".llong")
+    return ParseDirectiveWord(8, DirectiveID.getLoc());
   if (IDVal == ".tc")
     return ParseDirectiveTC(isPPC64()? 8 : 4, DirectiveID.getLoc());
   return true;

Added: llvm/trunk/test/MC/PowerPC/ppc-llong.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/PowerPC/ppc-llong.s?rev=185911&view=auto
==============================================================================
--- llvm/trunk/test/MC/PowerPC/ppc-llong.s (added)
+++ llvm/trunk/test/MC/PowerPC/ppc-llong.s Tue Jul  9 02:59:25 2013
@@ -0,0 +1,28 @@
+
+# RUN: llvm-mc -triple powerpc-unknown-unknown -filetype=obj %s | \
+# RUN: llvm-readobj -s -sd | FileCheck %s
+# RUN: llvm-mc -triple powerpc64-unknown-unknown -filetype=obj %s | \
+# RUN: llvm-readobj -s -sd | FileCheck %s
+
+.data
+.llong 0
+
+# CHECK:        Section {
+# CHECK:          Name: .data
+# CHECK-NEXT:     Type: SHT_PROGBITS
+# CHECK-NEXT:     Flags [
+# CHECK-NEXT:       SHF_ALLOC
+# CHECK-NEXT:       SHF_WRITE
+# CHECK-NEXT:     ]
+# CHECK-NEXT:     Address: 0x0
+# CHECK-NEXT:     Offset:
+# CHECK-NEXT:     Size: 8
+# CHECK-NEXT:     Link: 0
+# CHECK-NEXT:     Info: 0
+# CHECK-NEXT:     AddressAlignment: 4
+# CHECK-NEXT:     EntrySize: 0
+# CHECK-NEXT:     SectionData (
+# CHECK-NEXT:       0000: 00000000 00000000
+# CHECK-NEXT:     )
+# CHECK-NEXT:   }
+

Added: llvm/trunk/test/MC/PowerPC/ppc-word.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/PowerPC/ppc-word.s?rev=185911&view=auto
==============================================================================
--- llvm/trunk/test/MC/PowerPC/ppc-word.s (added)
+++ llvm/trunk/test/MC/PowerPC/ppc-word.s Tue Jul  9 02:59:25 2013
@@ -0,0 +1,28 @@
+
+# RUN: llvm-mc -triple powerpc-unknown-unknown -filetype=obj %s | \
+# RUN: llvm-readobj -s -sd | FileCheck %s
+# RUN: llvm-mc -triple powerpc64-unknown-unknown -filetype=obj %s | \
+# RUN: llvm-readobj -s -sd | FileCheck %s
+
+.data
+.word 0
+
+# CHECK:        Section {
+# CHECK:          Name: .data
+# CHECK-NEXT:     Type: SHT_PROGBITS
+# CHECK-NEXT:     Flags [
+# CHECK-NEXT:       SHF_ALLOC
+# CHECK-NEXT:       SHF_WRITE
+# CHECK-NEXT:     ]
+# CHECK-NEXT:     Address: 0x0
+# CHECK-NEXT:     Offset:
+# CHECK-NEXT:     Size: 2
+# CHECK-NEXT:     Link: 0
+# CHECK-NEXT:     Info: 0
+# CHECK-NEXT:     AddressAlignment: 4
+# CHECK-NEXT:     EntrySize: 0
+# CHECK-NEXT:     SectionData (
+# CHECK-NEXT:       0000: 0000
+# CHECK-NEXT:     )
+# CHECK-NEXT:   }
+

Modified: llvm/trunk/test/MC/PowerPC/ppc64-fixup-apply.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/PowerPC/ppc64-fixup-apply.s?rev=185911&r1=185910&r2=185911&view=diff
==============================================================================
--- llvm/trunk/test/MC/PowerPC/ppc64-fixup-apply.s (original)
+++ llvm/trunk/test/MC/PowerPC/ppc64-fixup-apply.s Tue Jul  9 02:59:25 2013
@@ -48,7 +48,7 @@ addis 1, 1, target7 at highesta
 .data
 
 .quad v1
-.word v2
+.long v2
 .short v3
 .byte v4