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author | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
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committer | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
commit | e264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch) | |
tree | 59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/CodeGen/Generic/print-shift.ll | |
download | external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2 |
Check in LLVM r95781.
Diffstat (limited to 'test/CodeGen/Generic/print-shift.ll')
-rw-r--r-- | test/CodeGen/Generic/print-shift.ll | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/CodeGen/Generic/print-shift.ll b/test/CodeGen/Generic/print-shift.ll new file mode 100644 index 0000000..6c5d222 --- /dev/null +++ b/test/CodeGen/Generic/print-shift.ll @@ -0,0 +1,34 @@ +; RUN: llc < %s + +@a_str = internal constant [8 x i8] c"a = %d\0A\00" ; <[8 x i8]*> [#uses=1] +@b_str = internal constant [8 x i8] c"b = %d\0A\00" ; <[8 x i8]*> [#uses=1] +@a_shl_str = internal constant [14 x i8] c"a << %d = %d\0A\00" ; <[14 x i8]*> [#uses=1] +@A = global i32 2 ; <i32*> [#uses=1] +@B = global i32 5 ; <i32*> [#uses=1] + +declare i32 @printf(i8*, ...) + +define i32 @main() { +entry: + %a = load i32* @A ; <i32> [#uses=2] + %b = load i32* @B ; <i32> [#uses=1] + %a_s = getelementptr [8 x i8]* @a_str, i64 0, i64 0 ; <i8*> [#uses=1] + %b_s = getelementptr [8 x i8]* @b_str, i64 0, i64 0 ; <i8*> [#uses=1] + %a_shl_s = getelementptr [14 x i8]* @a_shl_str, i64 0, i64 0 ; <i8*> [#uses=1] + call i32 (i8*, ...)* @printf( i8* %a_s, i32 %a ) ; <i32>:0 [#uses=0] + call i32 (i8*, ...)* @printf( i8* %b_s, i32 %b ) ; <i32>:1 [#uses=0] + br label %shl_test + +shl_test: ; preds = %shl_test, %entry + %s = phi i8 [ 0, %entry ], [ %s_inc, %shl_test ] ; <i8> [#uses=4] + %shift.upgrd.1 = zext i8 %s to i32 ; <i32> [#uses=1] + %result = shl i32 %a, %shift.upgrd.1 ; <i32> [#uses=1] + call i32 (i8*, ...)* @printf( i8* %a_shl_s, i8 %s, i32 %result ) ; <i32>:2 [#uses=0] + %s_inc = add i8 %s, 1 ; <i8> [#uses=1] + %done = icmp eq i8 %s, 32 ; <i1> [#uses=1] + br i1 %done, label %fini, label %shl_test + +fini: ; preds = %shl_test + ret i32 0 +} + |