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| author | rdivacky <rdivacky@FreeBSD.org> | 2014-08-18 18:05:55 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2014-08-18 18:05:55 +0000 |
| commit | fd559b198f27a09957cab0cf289c17948e7d279b (patch) | |
| tree | 315593209924eba40b39eeee997f3cc61ed591cf /contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp | |
| parent | 0d6be09b564963f82f1296e5fee8c13ffe8685ed (diff) | |
| download | FreeBSD-src-fd559b198f27a09957cab0cf289c17948e7d279b.zip FreeBSD-src-fd559b198f27a09957cab0cf289c17948e7d279b.tar.gz | |
Backport r197824, r213427 and r213960 from LLVM trunk:
r197824 | rdivacky | 2013-12-20 19:08:54 +0100 (Fri, 20 Dec 2013) | 2 lines
Implement initial-exec TLS for PPC32.
r213427 | hfinkel | 2014-07-19 01:29:49 +0200 (Sat, 19 Jul 2014) | 7 lines
[PowerPC] 32-bit ELF PIC support
This adds initial support for PPC32 ELF PIC (Position Independent Code; the
-fPIC variety), thus rectifying a long-standing deficiency in the PowerPC
backend.
Patch by Justin Hibbits!
r213960 | hfinkel | 2014-07-25 19:47:22 +0200 (Fri, 25 Jul 2014) | 3 lines
[PowerPC] Support TLS on PPC32/ELF
Patch by Justin Hibbits!
Reviewed by: jhibbits
Approved by: dim
Diffstat (limited to 'contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp b/contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp index 54de70e..0e34f6a 100644 --- a/contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp +++ b/contrib/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp @@ -64,7 +64,15 @@ unsigned PPCELFObjectWriter::getRelocTypeInner(const MCValue &Target, llvm_unreachable("Unimplemented"); case PPC::fixup_ppc_br24: case PPC::fixup_ppc_br24abs: - Type = ELF::R_PPC_REL24; + switch (Modifier) { + default: llvm_unreachable("Unsupported Modifier"); + case MCSymbolRefExpr::VK_None: + Type = ELF::R_PPC_REL24; + break; + case MCSymbolRefExpr::VK_PLT: + Type = ELF::R_PPC_PLTREL24; + break; + } break; case PPC::fixup_ppc_brcond14: case PPC::fixup_ppc_brcond14abs: @@ -205,7 +213,10 @@ unsigned PPCELFObjectWriter::getRelocTypeInner(const MCValue &Target, Type = ELF::R_PPC64_DTPREL16_HIGHESTA; break; case MCSymbolRefExpr::VK_PPC_GOT_TLSGD: - Type = ELF::R_PPC64_GOT_TLSGD16; + if (is64Bit()) + Type = ELF::R_PPC64_GOT_TLSGD16; + else + Type = ELF::R_PPC_GOT_TLSGD16; break; case MCSymbolRefExpr::VK_PPC_GOT_TLSGD_LO: Type = ELF::R_PPC64_GOT_TLSGD16_LO; @@ -217,7 +228,10 @@ unsigned PPCELFObjectWriter::getRelocTypeInner(const MCValue &Target, Type = ELF::R_PPC64_GOT_TLSGD16_HA; break; case MCSymbolRefExpr::VK_PPC_GOT_TLSLD: - Type = ELF::R_PPC64_GOT_TLSLD16; + if (is64Bit()) + Type = ELF::R_PPC64_GOT_TLSLD16; + else + Type = ELF::R_PPC_GOT_TLSLD16; break; case MCSymbolRefExpr::VK_PPC_GOT_TLSLD_LO: Type = ELF::R_PPC64_GOT_TLSLD16_LO; @@ -313,13 +327,22 @@ unsigned PPCELFObjectWriter::getRelocTypeInner(const MCValue &Target, switch (Modifier) { default: llvm_unreachable("Unsupported Modifier"); case MCSymbolRefExpr::VK_PPC_TLSGD: - Type = ELF::R_PPC64_TLSGD; + if (is64Bit()) + Type = ELF::R_PPC64_TLSGD; + else + Type = ELF::R_PPC_TLSGD; break; case MCSymbolRefExpr::VK_PPC_TLSLD: - Type = ELF::R_PPC64_TLSLD; + if (is64Bit()) + Type = ELF::R_PPC64_TLSLD; + else + Type = ELF::R_PPC_TLSLD; break; case MCSymbolRefExpr::VK_PPC_TLS: - Type = ELF::R_PPC64_TLS; + if (is64Bit()) + Type = ELF::R_PPC64_TLS; + else + Type = ELF::R_PPC_TLS; break; } break; |
