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Proper support for a bastardized darwin-eabi hybird ABI.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151083 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2012-02-21 20:46:00 +00:00
parent e16da6c020
commit 07043279f6
5 changed files with 10 additions and 8 deletions
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4
lib/Target/ARM/ARMAsmPrinter.cpp
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@ -599,10 +599,8 @@ void ARMAsmPrinter::EmitStartOfAsmFile(Module &M) {
OutStreamer.EmitAssemblerFlag(MCAF_SyntaxUnified);
// Emit ARM Build Attributes
if (Subtarget->isTargetELF()) {
if (Subtarget->isTargetELF())
emitAttributes();
}
}

2
lib/Target/ARM/ARMISelLowering.cpp
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@ -261,7 +261,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
setLibcallName(RTLIB::SRL_I128, 0);
setLibcallName(RTLIB::SRA_I128, 0);
if (Subtarget->isAAPCS_ABI()) {
if (Subtarget->isAAPCS_ABI() && !Subtarget->isTargetDarwin()) {
// Double-precision floating-point arithmetic helper functions
// RTABI chapter 4.1.2, Table 2
setLibcallName(RTLIB::ADD_F64, "__aeabi_dadd");

4
lib/Target/ARM/ARMSelectionDAGInfo.cpp
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@ -145,8 +145,8 @@ EmitTargetCodeForMemset(SelectionDAG &DAG, DebugLoc dl,
SDValue Src, SDValue Size,
unsigned Align, bool isVolatile,
MachinePointerInfo DstPtrInfo) const {
// Use default for non AAPCS subtargets
if (!Subtarget->isAAPCS_ABI())
// Use default for non AAPCS (or Darwin) subtargets
if (!Subtarget->isAAPCS_ABI() || Subtarget->isTargetDarwin())
return SDValue();
const ARMTargetLowering &TLI =

5
lib/Target/ARM/ARMSubtarget.cpp
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@ -105,6 +105,8 @@ ARMSubtarget::ARMSubtarget(const std::string &TT, const std::string &CPU,
computeIssueWidth();
if (TT.find("eabi") != std::string::npos)
// FIXME: We might want to separate AAPCS and EABI. Some systems, e.g.
// Darwin-EABI conforms to AACPS but not the rest of EABI.
TargetABI = ARM_ABI_AAPCS;
if (isAAPCS_ABI())
@ -115,8 +117,7 @@ ARMSubtarget::ARMSubtarget(const std::string &TT, const std::string &CPU,
else {
IsR9Reserved = ReserveR9 | !HasV6Ops;
UseMovt = DarwinUseMOVT && hasV6T2Ops();
const Triple &T = getTargetTriple();
SupportsTailCall = !T.isOSVersionLT(5, 0);
SupportsTailCall = !getTargetTriple().isOSVersionLT(5, 0);
}
if (!isThumb() || hasThumb2())

3
test/CodeGen/ARM/memfunc.ll
View File

@ -1,4 +1,5 @@
; RUN: llc < %s -mtriple=armv7-apple-ios -o - | FileCheck %s
; RUN: llc < %s -mtriple=thumbv7m-darwin-eabi -o - | FileCheck %s --check-prefix=DARWIN
; RUN: llc < %s -mtriple=arm-none-eabi -o - | FileCheck --check-prefix=EABI %s
@from = common global [500 x i32] zeroinitializer, align 4
@ -18,6 +19,8 @@ entry:
; EABI memset swaps arguments
; CHECK: mov r1, #0
; CHECK: memset
; DARWIN: movs r1, #0
; DARWIN: memset
; EABI: mov r2, #0
; EABI: __aeabi_memset
call void @llvm.memset.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8 0, i32 500, i32 0, i1 false)