diff options
Diffstat (limited to 'test/CodeGen/Thumb2')
| -rw-r--r-- | test/CodeGen/Thumb2/thumb2-ldr_post.ll | 12 | ||||
| -rw-r--r-- | test/CodeGen/Thumb2/thumb2-ldr_pre.ll | 19 |
2 files changed, 31 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-ldr_post.ll b/test/CodeGen/Thumb2/thumb2-ldr_post.ll new file mode 100644 index 0000000..79ffa82 --- /dev/null +++ b/test/CodeGen/Thumb2/thumb2-ldr_post.ll @@ -0,0 +1,12 @@ +; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \ +; RUN: grep {ldr.*\\\[.*\],} | count 1 + +define i32 @test(i32 %a, i32 %b, i32 %c) { + %tmp1 = mul i32 %a, %b ; <i32> [#uses=2] + %tmp2 = inttoptr i32 %tmp1 to i32* ; <i32*> [#uses=1] + %tmp3 = load i32* %tmp2 ; <i32> [#uses=1] + %tmp4 = sub i32 %tmp1, 8 ; <i32> [#uses=1] + %tmp5 = mul i32 %tmp4, %tmp3 ; <i32> [#uses=1] + ret i32 %tmp5 +} + diff --git a/test/CodeGen/Thumb2/thumb2-ldr_pre.ll b/test/CodeGen/Thumb2/thumb2-ldr_pre.ll new file mode 100644 index 0000000..7738fd7 --- /dev/null +++ b/test/CodeGen/Thumb2/thumb2-ldr_pre.ll @@ -0,0 +1,19 @@ +; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \ +; RUN: grep {ldr.*\\!} | count 2 + +define i32* @test1(i32* %X, i32* %dest) { + %Y = getelementptr i32* %X, i32 4 ; <i32*> [#uses=2] + %A = load i32* %Y ; <i32> [#uses=1] + store i32 %A, i32* %dest + ret i32* %Y +} + +define i32 @test2(i32 %a, i32 %b) { + %tmp1 = sub i32 %a, 64 ; <i32> [#uses=2] + %tmp2 = inttoptr i32 %tmp1 to i32* ; <i32*> [#uses=1] + %tmp3 = load i32* %tmp2 ; <i32> [#uses=1] + %tmp4 = sub i32 %tmp1, %b ; <i32> [#uses=1] + %tmp5 = add i32 %tmp4, %tmp3 ; <i32> [#uses=1] + ret i32 %tmp5 +} + |