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| author | Daniel Cederman <cederman@gaisler.com> | 2018-06-11 05:50:08 +0000 |
|---|---|---|
| committer | Daniel Cederman <cederman@gaisler.com> | 2018-06-11 05:50:08 +0000 |
| commit | 33f67a256b5eafab7d73c644875c8c6a97d9dbdc (patch) | |
| tree | 36a7e8e614b5474c3120df1952399080af3f62e2 /llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp | |
| parent | b60532f89af6672ef86b7254df1c7226243497f3 (diff) | |
| download | bcm5719-llvm-33f67a256b5eafab7d73c644875c8c6a97d9dbdc.tar.gz bcm5719-llvm-33f67a256b5eafab7d73c644875c8c6a97d9dbdc.zip | |
[Sparc] Add support for 13-bit PIC
Summary: When compiling with -fpic, in contrast to -fPIC, use only the
immediate field to index into the GOT. This saves space if the GOT is
known to be small. The linker will warn if the GOT is too large for
this method.
Reviewers: jyknight, venkatra
Reviewed By: jyknight
Subscribers: brad, fedor.sergeev, jrtc27, llvm-commits
Differential Revision: https://reviews.llvm.org/D47136
llvm-svn: 334383
Diffstat (limited to 'llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp')
| -rw-r--r-- | llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp b/llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp index 2b80293df12..f736a37a266 100644 --- a/llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp +++ b/llvm/lib/Target/Sparc/MCTargetDesc/SparcMCExpr.cpp @@ -58,6 +58,8 @@ bool SparcMCExpr::printVariantKind(raw_ostream &OS, VariantKind Kind) // FIXME: use %got22/%got10, if system assembler supports them. case VK_Sparc_GOT22: OS << "%hi("; break; case VK_Sparc_GOT10: OS << "%lo("; break; + case VK_Sparc_GOT13: closeParen = false; break; + case VK_Sparc_13: closeParen = false; break; case VK_Sparc_WPLT30: closeParen = false; break; case VK_Sparc_R_DISP32: OS << "%r_disp32("; break; case VK_Sparc_TLS_GD_HI22: OS << "%tgd_hi22("; break; @@ -96,6 +98,7 @@ SparcMCExpr::VariantKind SparcMCExpr::parseVariantKind(StringRef name) .Case("pc10", VK_Sparc_PC10) .Case("got22", VK_Sparc_GOT22) .Case("got10", VK_Sparc_GOT10) + .Case("got13", VK_Sparc_GOT13) .Case("r_disp32", VK_Sparc_R_DISP32) .Case("tgd_hi22", VK_Sparc_TLS_GD_HI22) .Case("tgd_lo10", VK_Sparc_TLS_GD_LO10) @@ -132,6 +135,8 @@ Sparc::Fixups SparcMCExpr::getFixupKind(SparcMCExpr::VariantKind Kind) { case VK_Sparc_PC10: return Sparc::fixup_sparc_pc10; case VK_Sparc_GOT22: return Sparc::fixup_sparc_got22; case VK_Sparc_GOT10: return Sparc::fixup_sparc_got10; + case VK_Sparc_GOT13: return Sparc::fixup_sparc_got13; + case VK_Sparc_13: return Sparc::fixup_sparc_13; case VK_Sparc_WPLT30: return Sparc::fixup_sparc_wplt30; case VK_Sparc_TLS_GD_HI22: return Sparc::fixup_sparc_tls_gd_hi22; case VK_Sparc_TLS_GD_LO10: return Sparc::fixup_sparc_tls_gd_lo10; |
