[llvm-commits] CVS: llvm/lib/Target/ARM/ARMInstrThumb.td

[Evan Cheng]

Changes in directory llvm/lib/Target/ARM:

ARMInstrThumb.td updated: 1.5 -> 1.6
---
Log message:

Thumb add / sub with carry.

---
Diffs of the changes:  (+17 -1)

 ARMInstrThumb.td |   18 +++++++++++++++++-
 1 files changed, 17 insertions(+), 1 deletion(-)


Index: llvm/lib/Target/ARM/ARMInstrThumb.td
diff -u llvm/lib/Target/ARM/ARMInstrThumb.td:1.5 llvm/lib/Target/ARM/ARMInstrThumb.td:1.6
--- llvm/lib/Target/ARM/ARMInstrThumb.td:1.5	Fri Jan 26 15:33:19 2007
+++ llvm/lib/Target/ARM/ARMInstrThumb.td	Fri Jan 26 18:07:15 2007
@@ -266,6 +266,16 @@
 //  Arithmetic Instructions.
 //
 
+// Add with carry
+def tADC : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs),
+               "adc $dst, $rhs",
+               [(set GPR:$dst, (adde GPR:$lhs, GPR:$rhs))]>;
+
+def tADDS : TI<(ops GPR:$dst, GPR:$lhs, GPR:$rhs),
+               "adds $dst, $lhs, $rhs",
+               [(set GPR:$dst, (addc GPR:$lhs, GPR:$rhs))]>;
+
+
 def tADDi3 : TI<(ops GPR:$dst, GPR:$lhs, i32imm:$rhs),
                 "add $dst, $lhs, $rhs",
                 [(set GPR:$dst, (add GPR:$lhs, imm0_7:$rhs))]>;
@@ -288,7 +298,6 @@
 def tADDspi : TIt<(ops GPR:$dst, GPR:$lhs, i32imm:$rhs),
                   "add $dst, $rhs * 4", []>;
 
-
 def tAND : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs),
                 "and $dst, $rhs",
                 [(set GPR:$dst, (and GPR:$lhs, GPR:$rhs))]>;
@@ -395,10 +404,17 @@
                 "ror $dst, $rhs",
                 [(set GPR:$dst, (rotr GPR:$lhs, GPR:$rhs))]>;
 
+
+// Subtract with carry
 def tSBC : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs),
                 "sbc $dst, $rhs",
                 [(set GPR:$dst, (sube GPR:$lhs, GPR:$rhs))]>;
 
+def tSUBS : TI<(ops GPR:$dst, GPR:$lhs, GPR:$rhs),
+                "subs $dst, $lhs, $rhs",
+               [(set GPR:$dst, (subc GPR:$lhs, GPR:$rhs))]>;
+
+
 // TODO: A7-96: STMIA - store multiple.
 
 def tSUBi3 : TI<(ops GPR:$dst, GPR:$lhs, i32imm:$rhs),