[llvm-commits] [llvm] r79249 - in /llvm/trunk: lib/Target/TargetLoweringObjectFile.cpp test/CodeGen/XCore/constants.ll
Richard Osborne
richard at xmos.com
Mon Aug 17 09:37:11 PDT 2009
Author: friedgold
Date: Mon Aug 17 11:37:11 2009
New Revision: 79249
URL: http://llvm.org/viewvc/llvm-project?rev=79249&view=rev
Log:
Update getSectionForConstant() to to allow mergable sections to be nulled out
if not supported by the ELF subtarget.
Added:
llvm/trunk/test/CodeGen/XCore/constants.ll
Modified:
llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp
Modified: llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp?rev=79249&r1=79248&r2=79249&view=diff
==============================================================================
--- llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp (original)
+++ llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp Mon Aug 17 11:37:11 2009
@@ -609,11 +609,11 @@
/// should be placed in.
const MCSection *TargetLoweringObjectFileELF::
getSectionForConstant(SectionKind Kind) const {
- if (Kind.isMergeableConst4())
+ if (Kind.isMergeableConst4() && MergeableConst4Section)
return MergeableConst4Section;
- if (Kind.isMergeableConst8())
+ if (Kind.isMergeableConst8() && MergeableConst8Section)
return MergeableConst8Section;
- if (Kind.isMergeableConst16())
+ if (Kind.isMergeableConst16() && MergeableConst16Section)
return MergeableConst16Section;
if (Kind.isReadOnly())
return ReadOnlySection;
Added: llvm/trunk/test/CodeGen/XCore/constants.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/XCore/constants.ll?rev=79249&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/XCore/constants.ll (added)
+++ llvm/trunk/test/CodeGen/XCore/constants.ll Mon Aug 17 11:37:11 2009
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=xcore -mcpu=xs1b-generic | FileCheck %s
+
+; CHECK: .section .cp.rodata,"ac", at progbits
+; CHECK: .LCPI1_0:
+; CHECK: .long 12345678
+; CHECK: f:
+; CHECK: ldw r0, cp[.LCPI1_0]
+define i32 @f() {
+entry:
+ ret i32 12345678
+}
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