diff options
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/X86/shift-and.ll | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/test/CodeGen/X86/shift-and.ll b/test/CodeGen/X86/shift-and.ll index fd278c2..b747cc5 100644 --- a/test/CodeGen/X86/shift-and.ll +++ b/test/CodeGen/X86/shift-and.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s -march=x86 | grep and | count 1 +; RUN: llc < %s -march=x86 | grep and | count 2 ; RUN: llc < %s -march=x86-64 | not grep and define i32 @t1(i32 %t, i32 %val) nounwind { @@ -7,9 +7,15 @@ define i32 @t1(i32 %t, i32 %val) nounwind { ret i32 %res } +define i32 @t2(i32 %t, i32 %val) nounwind { + %shamt = and i32 %t, 63 + %res = shl i32 %val, %shamt + ret i32 %res +} + @X = internal global i16 0 -define void @t2(i16 %t) nounwind { +define void @t3(i16 %t) nounwind { %shamt = and i16 %t, 31 %tmp = load i16* @X %tmp1 = ashr i16 %tmp, %shamt @@ -17,8 +23,14 @@ define void @t2(i16 %t) nounwind { ret void } -define i64 @t3(i64 %t, i64 %val) nounwind { +define i64 @t4(i64 %t, i64 %val) nounwind { %shamt = and i64 %t, 63 %res = lshr i64 %val, %shamt ret i64 %res } + +define i64 @t5(i64 %t, i64 %val) nounwind { + %shamt = and i64 %t, 191 + %res = lshr i64 %val, %shamt + ret i64 %res +} |