Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/shift-and.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | afa8332a0e37 |
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; RUN: llc < %s -mtriple=i386-apple-macosx | FileCheck %s --check-prefix=X32 ; RUN: llc < %s -mtriple=x86_64-apple-macosx | FileCheck %s --check-prefix=X64 define i32 @t1(i32 %t, i32 %val) nounwind { ; X32-LABEL: t1: ; X32-NOT: andl ; X32: shll ; X64-LABEL: t1: ; X64-NOT: andl ; X64: shll %shamt = and i32 %t, 31 %res = shl i32 %val, %shamt ret i32 %res } define i32 @t2(i32 %t, i32 %val) nounwind { ; X32-LABEL: t2: ; X32-NOT: andl ; X32: shll ; X64-LABEL: t2: ; X64-NOT: andl ; X64: shll %shamt = and i32 %t, 63 %res = shl i32 %val, %shamt ret i32 %res } @X = internal global i16 0 define void @t3(i16 %t) nounwind { ; X32-LABEL: t3: ; X32-NOT: andl ; X32: sarw ; X64-LABEL: t3: ; X64-NOT: andl ; X64: sarw %shamt = and i16 %t, 31 %tmp = load i16* @X %tmp1 = ashr i16 %tmp, %shamt store i16 %tmp1, i16* @X ret void } define i64 @t4(i64 %t, i64 %val) nounwind { ; X64-LABEL: t4: ; X64-NOT: and ; X64: shrq %shamt = and i64 %t, 63 %res = lshr i64 %val, %shamt ret i64 %res } define i64 @t5(i64 %t, i64 %val) nounwind { ; X64-LABEL: t5: ; X64-NOT: and ; X64: shrq %shamt = and i64 %t, 191 %res = lshr i64 %val, %shamt ret i64 %res } ; rdar://11866926 define i64 @t6(i64 %key, i64* nocapture %val) nounwind { entry: ; X64-LABEL: t6: ; X64-NOT: movabsq ; X64: decq ; X64: andq %shr = lshr i64 %key, 3 %0 = load i64* %val, align 8 %sub = add i64 %0, 2305843009213693951 %and = and i64 %sub, %shr ret i64 %and }