Modified the asm string of 16-bit Thumb MUL instruction so that it prints:

MULS <Rdm>, <Rn>, <Rdm>

according to A8.6.105 MUL Encoding T1.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97675 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td
index 1c77f270147262062684d8a0483c461abaf2f125..786dd65b8742155381113e293fd0b8ee00cbd64c 100644 (file)
--- a/lib/Target/ARM/ARMInstrThumb.td
+++ b/lib/Target/ARM/ARMInstrThumb.td
@@ -734,7 +734,7 @@ def tMOVgpr2gpr  : T1I<(outs GPR:$dst), (ins GPR:$src), IIC_iMOVr,
 // multiply register
 let isCommutable = 1 in
 def tMUL : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iMUL32,
-                 "mul", "\t$dst, $rhs",
+                 "mul", "\t$dst, $rhs, $dst", /* A8.6.105 MUL Encoding T1 */
                  [(set tGPR:$dst, (mul tGPR:$lhs, tGPR:$rhs))]>,
            T1DataProcessing<0b1101>;