diff options
Diffstat (limited to 'test/CodeGen/AArch64/ldst-opt-aa.mir')
| -rw-r--r-- | test/CodeGen/AArch64/ldst-opt-aa.mir | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/ldst-opt-aa.mir b/test/CodeGen/AArch64/ldst-opt-aa.mir new file mode 100644 index 0000000000000..808926ae3cd1f --- /dev/null +++ b/test/CodeGen/AArch64/ldst-opt-aa.mir @@ -0,0 +1,30 @@ +# RUN: llc -mtriple=aarch64--linux-gnu -run-pass=aarch64-ldst-opt %s -verify-machineinstrs -o - | FileCheck %s +--- | + define void @ldr_str_aa(i32* noalias nocapture %x, i32* noalias nocapture readonly %y) { + entry: + %0 = load i32, i32* %y, align 4 + store i32 %0, i32* %x, align 4 + %arrayidx2 = getelementptr inbounds i32, i32* %y, i32 1 + %1 = load i32, i32* %arrayidx2, align 4 + %arrayidx3 = getelementptr inbounds i32, i32* %x, i32 1 + store i32 %1, i32* %arrayidx3, align 4 + ret void + } + +... +--- +# CHECK-LABEL: name: ldr_str_aa +# CHECK: %w8, %w9 = LDPWi %x1, 0 +# CHECK: STPWi %w8, %w9, %x0, 0 +name: ldr_str_aa +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: %x0, %x1 + + %w8 = LDRWui %x1, 0 :: (load 4 from %ir.y) + STRWui killed %w8, %x0, 0 :: (store 4 into %ir.x) + %w9 = LDRWui killed %x1, 1 :: (load 4 from %ir.arrayidx2) + STRWui killed %w9, killed %x0, 1 :: (store 4 into %ir.arrayidx3) + RET undef %lr + |