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authorRoman Divacky <rdivacky@FreeBSD.org>2009-11-18 14:58:34 +0000
committerRoman Divacky <rdivacky@FreeBSD.org>2009-11-18 14:58:34 +0000
commit907da171cc911d701da02a5cab898a9c49dd7724 (patch)
tree6a111e552c75afc66228e3d8f19b6731e4013f10 /lib/Target/ARM/ARMInstrThumb2.td
parent72cc50852bec44580ee7efe1aa2076273008a6ae (diff)
Notes
Diffstat (limited to 'lib/Target/ARM/ARMInstrThumb2.td')
-rw-r--r--lib/Target/ARM/ARMInstrThumb2.td10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td
index 5bfda370b933..1bb9bfd6f5e4 100644
--- a/lib/Target/ARM/ARMInstrThumb2.td
+++ b/lib/Target/ARM/ARMInstrThumb2.td
@@ -1179,3 +1179,13 @@ let isReMaterializable = 1 in
def t2MOVi32imm : T2Ix2<(outs GPR:$dst), (ins i32imm:$src), IIC_iMOVi,
"movw", "\t$dst, ${src:lo16}\n\tmovt${p}\t$dst, ${src:hi16}",
[(set GPR:$dst, (i32 imm:$src))]>;
+
+// Pseudo instruction that combines ldr from constpool and add pc. This should
+// be expanded into two instructions late to allow if-conversion and
+// scheduling.
+let isReMaterializable = 1 in
+def t2LDRpci_pic : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr, pclabel:$cp),
+ NoItinerary, "@ ldr.w\t$dst, $addr\n$cp:\n\tadd\t$dst, pc",
+ [(set GPR:$dst, (ARMpic_add (load (ARMWrapper tconstpool:$addr)),
+ imm:$cp))]>,
+ Requires<[IsThumb2]>;