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Observe -soft-float.

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llvm-svn: 33699
This commit is contained in:
Evan Cheng 2007-01-31 08:40:13 +00:00
parent b8f4cada84
commit e5f5439313
1 changed files with 4 additions and 3 deletions
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7
lib/Target/ARM/ARMISelLowering.cpp
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@ -28,6 +28,7 @@
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/SSARegMap.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/ADT/VectorExtras.h"
using namespace llvm;
@ -36,7 +37,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
Subtarget = &TM.getSubtarget<ARMSubtarget>();
// Uses VFP for Thumb libfuncs if available.
if (Subtarget->isThumb() && Subtarget->hasVFP2()) {
if (!UseSoftFloat && Subtarget->isThumb() && Subtarget->hasVFP2()) {
// Single-precision floating-point arithmetic.
setLibcallName(RTLIB::ADD_F32, "__addsf3vfp");
setLibcallName(RTLIB::SUB_F32, "__subsf3vfp");
@ -91,7 +92,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
}
addRegisterClass(MVT::i32, ARM::GPRRegisterClass);
if (Subtarget->hasVFP2() && !Subtarget->isThumb()) {
if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb()) {
addRegisterClass(MVT::f32, ARM::SPRRegisterClass);
addRegisterClass(MVT::f64, ARM::DPRRegisterClass);
}
@ -173,7 +174,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
}
setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1, Expand);
if (Subtarget->hasVFP2() && !Subtarget->isThumb())
if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb())
// Turn f64->i64 into FMRRD iff target supports vfp2.
setOperationAction(ISD::BIT_CONVERT, MVT::i64, Custom);