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-rw-r--r--lib/Target/IA64/IA64RegisterInfo.td11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/Target/IA64/IA64RegisterInfo.td b/lib/Target/IA64/IA64RegisterInfo.td
index 28a4560339..4447113607 100644
--- a/lib/Target/IA64/IA64RegisterInfo.td
+++ b/lib/Target/IA64/IA64RegisterInfo.td
@@ -283,10 +283,7 @@ def GR : RegisterClass<"IA64", [i64], 64,
// these are the scratch (+stacked) FP registers
-// the 128 here is to make stf.spill/ldf.fill happy,
-// when storing full (82-bit) FP regs to stack slots
-// we need to 16-byte align
-def FP : RegisterClass<"IA64", [f64], 128,
+def FP : RegisterClass<"IA64", [f64], 64,
[F6, F7,
F8, F9, F10, F11, F12, F13, F14, F15,
F32, F33, F34, F35, F36, F37, F38, F39,
@@ -303,6 +300,12 @@ def FP : RegisterClass<"IA64", [f64], 128,
F120, F121, F122, F123, F124, F125, F126, F127,
F0, F1]> // these last two are hidden
{
+// the 128s here are to make stf.spill/ldf.fill happy,
+// when storing full (82-bit) FP regs to stack slots
+// we need to 16-byte align
+ let Size=128;
+ let Alignment=128;
+
let MethodProtos = [{
iterator allocation_order_begin(MachineFunction &MF) const;
iterator allocation_order_end(MachineFunction &MF) const;