diff options
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 12 | ||||
| -rw-r--r-- | test/CodeGen/ARM/bits.ll | 36 |
2 files changed, 48 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 892c297..c40521b 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -113,6 +113,18 @@ def andrr : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b), "and $dst, $a, $b", [(set IntRegs:$dst, (and IntRegs:$a, IntRegs:$b))]>; + +// All arm data processing instructions have a shift. Maybe we don't have +// to implement this +def SHL : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b), + "mov $dst, $a, lsl $b", + [(set IntRegs:$dst, (shl IntRegs:$a, IntRegs:$b))]>; + +def SRA : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b), + "mov $dst, $a, asr $b", + [(set IntRegs:$dst, (sra IntRegs:$a, IntRegs:$b))]>; + + def eor_rr : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b), "eor $dst, $a, $b", [(set IntRegs:$dst, (xor IntRegs:$a, IntRegs:$b))]>; diff --git a/test/CodeGen/ARM/bits.ll b/test/CodeGen/ARM/bits.ll new file mode 100644 index 0000000..ca79e49 --- /dev/null +++ b/test/CodeGen/ARM/bits.ll @@ -0,0 +1,36 @@ +; RUN: llvm-as < %s | llc -march=arm && +; RUN: llvm-as < %s | llc -march=arm | grep and | wc -l | grep 1 && +; RUN: llvm-as < %s | llc -march=arm | grep orr | wc -l | grep 1 && +; RUN: llvm-as < %s | llc -march=arm | grep eor | wc -l | grep 1 && +; RUN: llvm-as < %s | llc -march=arm | grep mov.*lsl | wc -l | grep 1 && +; RUN: llvm-as < %s | llc -march=arm | grep mov.*asr | wc -l | grep 1 + +int %f1(int %a, int %b) { +entry: + %tmp2 = and int %b, %a ; <int> [#uses=1] + ret int %tmp2 +} + +int %f2(int %a, int %b) { +entry: + %tmp2 = or int %b, %a ; <int> [#uses=1] + ret int %tmp2 +} + +int %f3(int %a, int %b) { +entry: + %tmp2 = xor int %b, %a ; <int> [#uses=1] + ret int %tmp2 +} + +int %f4(int %a, ubyte %b) { +entry: + %tmp3 = shl int %a, ubyte %b ; <int> [#uses=1] + ret int %tmp3 +} + +int %f5(int %a, ubyte %b) { +entry: + %tmp3 = shr int %a, ubyte %b ; <int> [#uses=1] + ret int %tmp3 +} |