diff options
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/Generic/2008-01-25-dag-combine-mul.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/CodeGen/Generic/2008-01-25-dag-combine-mul.ll b/test/CodeGen/Generic/2008-01-25-dag-combine-mul.ll new file mode 100644 index 0000000..4b25444 --- /dev/null +++ b/test/CodeGen/Generic/2008-01-25-dag-combine-mul.ll @@ -0,0 +1,31 @@ +; RUN: llvm-as < %s | llc +; rdar://5707064 + +define i32 @f(i16* %pc) { +entry: + %acc = alloca i64, align 8 ; <i64*> [#uses=4] + %tmp97 = load i64* %acc, align 8 ; <i64> [#uses=1] + %tmp98 = and i64 %tmp97, 4294967295 ; <i64> [#uses=1] + %tmp99 = load i64* null, align 8 ; <i64> [#uses=1] + %tmp100 = and i64 %tmp99, 4294967295 ; <i64> [#uses=1] + %tmp101 = mul i64 %tmp98, %tmp100 ; <i64> [#uses=1] + %tmp103 = lshr i64 %tmp101, 0 ; <i64> [#uses=1] + %tmp104 = load i64* %acc, align 8 ; <i64> [#uses=1] + %.cast105 = zext i32 32 to i64 ; <i64> [#uses=1] + %tmp106 = lshr i64 %tmp104, %.cast105 ; <i64> [#uses=1] + %tmp107 = load i64* null, align 8 ; <i64> [#uses=1] + %tmp108 = and i64 %tmp107, 4294967295 ; <i64> [#uses=1] + %tmp109 = mul i64 %tmp106, %tmp108 ; <i64> [#uses=1] + %tmp112 = add i64 %tmp109, 0 ; <i64> [#uses=1] + %tmp116 = add i64 %tmp112, 0 ; <i64> [#uses=1] + %tmp117 = add i64 %tmp103, %tmp116 ; <i64> [#uses=1] + %tmp118 = load i64* %acc, align 8 ; <i64> [#uses=1] + %tmp120 = lshr i64 %tmp118, 0 ; <i64> [#uses=1] + %tmp121 = load i64* null, align 8 ; <i64> [#uses=1] + %tmp123 = lshr i64 %tmp121, 0 ; <i64> [#uses=1] + %tmp124 = mul i64 %tmp120, %tmp123 ; <i64> [#uses=1] + %tmp126 = shl i64 %tmp124, 0 ; <i64> [#uses=1] + %tmp127 = add i64 %tmp117, %tmp126 ; <i64> [#uses=1] + store i64 %tmp127, i64* %acc, align 8 + ret i32 0 +} |