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authorRafael Espindola <rafael.espindola@gmail.com>2006-10-03 17:27:58 +0000
committerRafael Espindola <rafael.espindola@gmail.com>2006-10-03 17:27:58 +0000
commitcd71da5cf05cd023d2082e2a13a2524ee7d5af3f (patch)
tree085a2a0948a1adbae40c8c4eea11031ee0f96752 /lib
parent13bf6c1350dc2ffc96aa48cc865a5b0d9ea1ffe4 (diff)
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Implement floating point constants
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30704 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/ARM/ARMISelDAGToDAG.cpp3
-rw-r--r--lib/Target/ARM/ARMInstrInfo.td4
-rw-r--r--lib/Target/ARM/README.txt4
3 files changed, 11 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMISelDAGToDAG.cpp b/lib/Target/ARM/ARMISelDAGToDAG.cpp
index e4b591d675..2adf4073ba 100644
--- a/lib/Target/ARM/ARMISelDAGToDAG.cpp
+++ b/lib/Target/ARM/ARMISelDAGToDAG.cpp
@@ -61,6 +61,9 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
setOperationAction(ISD::VASTART, MVT::Other, Custom);
setOperationAction(ISD::VAEND, MVT::Other, Expand);
+ setOperationAction(ISD::ConstantFP, MVT::f64, Expand);
+ setOperationAction(ISD::ConstantFP, MVT::f32, Expand);
+
setSchedulingPreference(SchedulingForRegPressure);
computeRegisterProperties();
}
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index d7c096f37b..55128de930 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -100,6 +100,10 @@ def ldr : InstARM<(ops IntRegs:$dst, memri:$addr),
"ldr $dst, $addr",
[(set IntRegs:$dst, (load iaddr:$addr))]>;
+def FLDS : InstARM<(ops FPRegs:$dst, IntRegs:$addr),
+ "flds $dst, $addr",
+ [(set FPRegs:$dst, (load IntRegs:$addr))]>;
+
def str : InstARM<(ops IntRegs:$src, memri:$addr),
"str $src, $addr",
[(store IntRegs:$src, iaddr:$addr)]>;
diff --git a/lib/Target/ARM/README.txt b/lib/Target/ARM/README.txt
index 736d776fd8..ae94b8f6bf 100644
--- a/lib/Target/ARM/README.txt
+++ b/lib/Target/ARM/README.txt
@@ -28,3 +28,7 @@ mov r1, r1, lsl r2
add r0, r1, r0
----------------------------------------------------------
+
+add an offset to FLDS addressing mode
+
+----------------------------------------------------------