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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-08-22 03:18:13 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-08-22 03:18:13 +0000 |
| commit | e7338cd550a4ccde6796d2987b482ea9f0e239ef (patch) | |
| tree | 8a7a5d4c5768e1389c53c38dbf0db39827c1c50d /lib/Target/Mips/MipsTargetObjectFile.cpp | |
| parent | 6522a9e04bcfa447299f4fd10ee9afffd5834a47 (diff) | |
| download | llvm-e7338cd550a4ccde6796d2987b482ea9f0e239ef.tar.gz llvm-e7338cd550a4ccde6796d2987b482ea9f0e239ef.tar.bz2 llvm-e7338cd550a4ccde6796d2987b482ea9f0e239ef.tar.xz | |
Add register Mips::GP to the list of reserved registers if target is bare-metal
to prevent it from being clobbered. mips uses $gp to access small data section.
This bug was originally reported by Carl Norum.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162340 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsTargetObjectFile.cpp')
| -rw-r--r-- | lib/Target/Mips/MipsTargetObjectFile.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Target/Mips/MipsTargetObjectFile.cpp b/lib/Target/Mips/MipsTargetObjectFile.cpp index 04dc60aa6b..a7fb454512 100644 --- a/lib/Target/Mips/MipsTargetObjectFile.cpp +++ b/lib/Target/Mips/MipsTargetObjectFile.cpp @@ -60,9 +60,10 @@ bool MipsTargetObjectFile:: IsGlobalInSmallSection(const GlobalValue *GV, const TargetMachine &TM, SectionKind Kind) const { - // Only use small section for non linux targets. const MipsSubtarget &Subtarget = TM.getSubtarget<MipsSubtarget>(); - if (Subtarget.isLinux()) + + // Return if small section is not available. + if (!Subtarget.useSmallSection()) return false; // Only global variables, not functions. |