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| author | Lauro Ramos Venancio <lauro.venancio@gmail.com> | 2007-04-02 01:30:03 +0000 |
|---|---|---|
| committer | Lauro Ramos Venancio <lauro.venancio@gmail.com> | 2007-04-02 01:30:03 +0000 |
| commit | 6be85337b03e564c9d6a0443d7eabd82db1ed3f5 (patch) | |
| tree | 8c633d6c07d3bdbc50a75e11bd894313e4cc36bb /llvm/test | |
| parent | 7c773e685041ce64b32d86b8071a18b5983d8144 (diff) | |
| download | bcm5719-llvm-6be85337b03e564c9d6a0443d7eabd82db1ed3f5.tar.gz bcm5719-llvm-6be85337b03e564c9d6a0443d7eabd82db1ed3f5.zip | |
- Divides the comparisons in two types: comparisons that only use N and Z
flags (ARMISD::CMPNZ) and comparisons that use all flags (ARMISD::CMP).
- Defines the instructions: TST, TEQ (ARM) and TST (Thumb).
llvm-svn: 35573
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/ARM/tst_teq.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/tst_teq.ll b/llvm/test/CodeGen/ARM/tst_teq.ll new file mode 100644 index 00000000000..fb2f73be14e --- /dev/null +++ b/llvm/test/CodeGen/ARM/tst_teq.ll @@ -0,0 +1,21 @@ +; RUN: llvm-as < %s | llc -march=arm && +; RUN: llvm-as < %s | llc -march=thumb && +; RUN: llvm-as < %s | llc -march=arm | grep "tst" && +; RUN: llvm-as < %s | llc -march=arm | grep "teq" && +; RUN: llvm-as < %s | llc -march=thumb | grep "tst" + +define i32 @f(i32 %a) { +entry: + %tmp2 = and i32 %a, 255 ; <i32> [#uses=1] + icmp eq i32 %tmp2, 0 ; <i1>:0 [#uses=1] + %retval = select i1 %0, i32 20, i32 10 ; <i32> [#uses=1] + ret i32 %retval +} + +define i32 @g(i32 %a) { +entry: + %tmp2 = xor i32 %a, 255 + icmp eq i32 %tmp2, 0 ; <i1>:0 [#uses=1] + %retval = select i1 %0, i32 20, i32 10 ; <i32> [#uses=1] + ret i32 %retval +} |
