[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.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185911 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp b/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
index af91ffbd232a4d4ff6c8f6f4cf68dd27215de3da..32cf373dba805e644c74762128c80b913283d291 100644 (file)
--- a/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
+++ b/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
@@ -1177,7 +1177,9 @@ ParseInstruction(ParseInstructionInfo &Info, StringRef Name, SMLoc NameLoc,
 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;

diff --git a/test/MC/PowerPC/ppc-llong.s b/test/MC/PowerPC/ppc-llong.s
new file mode 100644 (file)
index 0000000..0838e42
--- /dev/null
+++ b/test/MC/PowerPC/ppc-llong.s
@@ -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:   }
+

diff --git a/test/MC/PowerPC/ppc-word.s b/test/MC/PowerPC/ppc-word.s
new file mode 100644 (file)
index 0000000..773fa14
--- /dev/null
+++ b/test/MC/PowerPC/ppc-word.s
@@ -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:   }
+

diff --git a/test/MC/PowerPC/ppc64-fixup-apply.s b/test/MC/PowerPC/ppc64-fixup-apply.s
index 8d3a980116bda0b9c8450b2a395687b90da7ad25..ba141e4227a10cb2714a4ca7a981fe79db068768 100644 (file)
--- a/test/MC/PowerPC/ppc64-fixup-apply.s
+++ b/test/MC/PowerPC/ppc64-fixup-apply.s
@@ -48,7 +48,7 @@ addis 1, 1, target7@highesta
 .data
 
 .quad v1
-.word v2
+.long v2
 .short v3
 .byte v4