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Revert r250349.
Test case coal-sections-powerpc.s is still failing on some buildbots. llvm-svn: 250351
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@ -114,37 +114,22 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(Triple T) {
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= Ctx->getMachOSection("__TEXT", "__const", 0,
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SectionKind::getReadOnly());
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// If the target is not powerpc, map the coal sections to the non-coal
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// sections.
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//
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// "__TEXT/__textcoal_nt" => section "__TEXT/__text"
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// "__TEXT/__const_coal" => section "__TEXT/__const"
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// "__DATA/__datacoal_nt" => section "__DATA/__data"
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Triple::ArchType ArchTy = T.getArch();
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if (ArchTy == Triple::ppc || ArchTy == Triple::ppc64) {
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TextCoalSection
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= Ctx->getMachOSection("__TEXT", "__textcoal_nt",
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MachO::S_COALESCED |
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MachO::S_ATTR_PURE_INSTRUCTIONS,
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SectionKind::getText());
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ConstTextCoalSection
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= Ctx->getMachOSection("__TEXT", "__const_coal",
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MachO::S_COALESCED,
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SectionKind::getReadOnly());
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DataCoalSection
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= Ctx->getMachOSection("__DATA","__datacoal_nt",
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MachO::S_COALESCED,
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SectionKind::getDataRel());
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} else {
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TextCoalSection = TextSection;
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ConstTextCoalSection = ReadOnlySection;
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DataCoalSection = DataSection;
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}
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TextCoalSection
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= Ctx->getMachOSection("__TEXT", "__textcoal_nt",
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MachO::S_COALESCED |
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MachO::S_ATTR_PURE_INSTRUCTIONS,
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SectionKind::getText());
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ConstTextCoalSection
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= Ctx->getMachOSection("__TEXT", "__const_coal",
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MachO::S_COALESCED,
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SectionKind::getReadOnly());
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ConstDataSection // .const_data
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= Ctx->getMachOSection("__DATA", "__const", 0,
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SectionKind::getReadOnlyWithRel());
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DataCoalSection
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= Ctx->getMachOSection("__DATA","__datacoal_nt",
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MachO::S_COALESCED,
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SectionKind::getDataRel());
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DataCommonSection
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= Ctx->getMachOSection("__DATA","__common",
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MachO::S_ZEROFILL,
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@ -10,10 +10,8 @@
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#include "llvm/MC/MCParser/MCAsmParserExtension.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/ADT/Triple.h"
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#include "llvm/ADT/Twine.h"
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#include "llvm/MC/MCContext.h"
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#include "llvm/MC/MCObjectFileInfo.h"
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#include "llvm/MC/MCParser/MCAsmLexer.h"
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#include "llvm/MC/MCParser/MCAsmParser.h"
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#include "llvm/MC/MCSectionMachO.h"
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@ -581,29 +579,6 @@ bool DarwinAsmParser::parseDirectiveSection(StringRef, SMLoc) {
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if (!ErrorStr.empty())
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return Error(Loc, ErrorStr.c_str());
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// Issue a warning if the target is not powerpc and Section is a *coal* section.
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Triple TT = getParser().getContext().getObjectFileInfo()->getTargetTriple();
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Triple::ArchType ArchTy = TT.getArch();
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if (ArchTy != Triple::ppc && ArchTy != Triple::ppc64) {
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StringRef NonCoalSection = StringSwitch<StringRef>(Section)
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.Case("__textcoal_nt", "__text")
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.Case("__const_coal", "__const")
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.Case("__datacoal_nt", "__data")
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.Default(Section);
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if (!Section.equals(NonCoalSection)) {
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StringRef SectionVal(Loc.getPointer());
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size_t B = SectionVal.find(',') + 1, E = SectionVal.find(',', B);
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SMLoc BLoc = SMLoc::getFromPointer(SectionVal.data() + B);
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SMLoc ELoc = SMLoc::getFromPointer(SectionVal.data() + E);
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getParser().Warning(Loc, "section \"" + Section + "\" is deprecated",
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SMRange(BLoc, ELoc));
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getParser().Note(Loc, "change section name to \"" + NonCoalSection +
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"\"", SMRange(BLoc, ELoc));
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}
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}
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// FIXME: Arch specific.
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bool isText = Segment == "__TEXT"; // FIXME: Hack.
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getStreamer().SwitchSection(getContext().getMachOSection(
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@ -1,24 +0,0 @@
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; RUN: llc < %s -mtriple powerpc-apple-darwin8 -march=ppc32 | FileCheck %s
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; Check that *coal* sections are emitted.
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; CHECK: .section __TEXT,__textcoal_nt,coalesced,pure_instructions
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; CHECK: .section __TEXT,__textcoal_nt,coalesced,pure_instructions
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; CHECK-NEXT: .globl _foo
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; CHECK: .section __TEXT,__const_coal,coalesced
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; CHECK-NEXT: .globl _a
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; CHECK: .section __DATA,__datacoal_nt,coalesced
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; CHECK-NEXT: .globl _b
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@a = weak_odr constant [4 x i32] [i32 1, i32 2, i32 3, i32 4], align 16
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@b = weak global i32 5, align 4
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@g = common global i32* null, align 8
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; Function Attrs: nounwind ssp uwtable
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define weak i32* @foo() {
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entry:
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store i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 0), i32** @g, align 8
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ret i32* @b
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}
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@ -1,23 +0,0 @@
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; RUN: llc < %s -mtriple x86_64-apple-darwin | FileCheck %s
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; Check that *coal* sections are not emitted.
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; CHECK: .section __TEXT,__text,regular,pure_instructions{{$}}
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; CHECK-NEXT: .globl _foo
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; CHECK: .section __TEXT,__const{{$}}
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; CHECK-NEXT: .globl _a
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; CHECK: .section __DATA,__data{{$}}
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; CHECK-NEXT: .globl _b
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@a = weak_odr constant [4 x i32] [i32 1, i32 2, i32 3, i32 4], align 16
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@b = weak global i32 5, align 4
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@g = common global i32* null, align 8
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; Function Attrs: nounwind ssp uwtable
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define weak i32* @foo() {
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entry:
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store i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 0), i32** @g, align 8
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ret i32* @b
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}
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@ -117,7 +117,7 @@ bb7:
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; TODO: linux drops this into .rodata, we drop it into ".gnu.linkonce.r.G2"
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; DARWIN: .section __TEXT,__const{{$}}
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; DARWIN: .section __TEXT,__const_coal,coalesced
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; DARWIN: _G2:
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; DARWIN: .long 42
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@ -176,6 +176,7 @@ bb7:
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; LINUX: .weak "foo bar"
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; LINUX: "foo bar":
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; DARWIN: .section __DATA,__datacoal_nt,coalesced
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; DARWIN: .globl "_foo bar"
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; DARWIN: .weak_definition "_foo bar"
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; DARWIN: "_foo bar":
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@ -189,7 +190,7 @@ bb7:
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; LINUX: .byte 1
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; LINUX: .size G6, 1
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; DARWIN: .section __TEXT,__const{{$}}
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; DARWIN: .section __TEXT,__const_coal,coalesced
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; DARWIN: .globl _G6
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; DARWIN: .weak_definition _G6
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; DARWIN:_G6:
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@ -238,7 +239,7 @@ bb7:
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@G10 = weak global [100 x i32] zeroinitializer, align 32 ; <[100 x i32]*> [#uses=0]
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; DARWIN: .section __DATA,__data{{$}}
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; DARWIN: .section __DATA,__datacoal_nt,coalesced
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; DARWIN: .globl _G10
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; DARWIN: .weak_definition _G10
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; DARWIN: .align 5
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@ -1,46 +0,0 @@
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// RUN: llvm-mc -triple powerpc-apple-darwin8 -arch=ppc32 -filetype=obj %s -o - | llvm-readobj -sections | FileCheck %s
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// CHECK: Section {
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// CHECK-NEXT: Index: 0
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// CHECK: Section {
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// CHECK-NEXT: Index: 1
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// CHECK-NEXT: Name: __textcoal_nt (
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// CHECK: Section {
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// CHECK-NEXT: Index: 2
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// CHECK: Section {
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// CHECK-NEXT: Index: 3
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// CHECK-NEXT: Name: __const_coal (
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// CHECK: Section {
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// CHECK-NEXT: Index: 4
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// CHECK-NEXT: Name: __datacoal_nt (
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.section __TEXT,__text,regular,pure_instructions
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.machine ppc
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.section __TEXT,__textcoal_nt,coalesced,pure_instructions
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.section __TEXT,__symbol_stub1,symbol_stubs,pure_instructions,16
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.section __TEXT,__text,regular,pure_instructions
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.section __TEXT,__textcoal_nt,coalesced,pure_instructions
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.globl _foo
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.weak_definition _foo
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.align 4
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_foo:
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blr
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.subsections_via_symbols
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.section __TEXT,__const_coal,coalesced
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.globl _a ; @a
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.weak_definition _a
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.align 4
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_a:
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.long 1 ; 0x1
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.section __DATA,__datacoal_nt,coalesced
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.globl _b ; @b
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.weak_definition _b
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.align 2
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_b:
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.long 5 ; 0x5
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@ -1,48 +0,0 @@
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// RUN: llvm-mc -triple x86_64-apple-darwin -filetype=obj %s -o - 2>%t.err | llvm-readobj -sections | FileCheck %s
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// RUN: FileCheck --check-prefix=WARNING < %t.err %s
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// CHECK: Section {
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// CHECK-NEXT: Index: 0
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// CHECK-NEXT: Name: __text (
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// CHECK: Section {
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// CHECK-NEXT: Index: 1
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// CHECK-NEXT: Name: __textcoal_nt (
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// CHECK: Section {
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// CHECK-NEXT: Index: 2
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// CHECK-NEXT: Name: __const_coal (
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// CHECK: Section {
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// CHECK-NEXT: Index: 3
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// CHECK-NEXT: Name: __datacoal_nt (
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// WARNING: warning: section "__textcoal_nt" is deprecated
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// WARNING: note: change section name to "__text"
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// WARNING: warning: section "__const_coal" is deprecated
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// WARNING: note: change section name to "__const"
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// WARNING: warning: section "__datacoal_nt" is deprecated
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// WARNING: note: change section name to "__data"
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.section __TEXT,__textcoal_nt,coalesced,pure_instructions
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.globl _foo
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.weak_definition _foo
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.align 4, 0x90
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_foo:
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retq
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.section __TEXT,__const_coal,coalesced
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.globl _a ## @a
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.weak_definition _a
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.align 4
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_a:
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.long 1 ## 0x1
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.section __DATA,__datacoal_nt,coalesced
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.globl _b ## @b
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.weak_definition _b
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.align 2
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_b:
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.long 5 ## 0x5
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.subsections_via_symbols
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