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79 lines
1.5 KiB
LLVM
79 lines
1.5 KiB
LLVM
; RUN: llc < %s -mtriple=i386-apple-macosx | FileCheck %s --check-prefix=X32
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; RUN: llc < %s -mtriple=x86_64-apple-macosx | FileCheck %s --check-prefix=X64
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define i32 @t1(i32 %t, i32 %val) nounwind {
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; X32: t1:
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; X32-NOT: andl
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; X32: shll
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; X64: t1:
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; X64-NOT: andl
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; X64: shll
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%shamt = and i32 %t, 31
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%res = shl i32 %val, %shamt
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ret i32 %res
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}
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define i32 @t2(i32 %t, i32 %val) nounwind {
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; X32: t2:
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; X32-NOT: andl
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; X32: shll
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; X64: t2:
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; X64-NOT: andl
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; X64: shll
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%shamt = and i32 %t, 63
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%res = shl i32 %val, %shamt
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ret i32 %res
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}
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@X = internal global i16 0
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define void @t3(i16 %t) nounwind {
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; X32: t3:
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; X32-NOT: andl
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; X32: sarw
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; X64: t3:
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; X64-NOT: andl
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; X64: sarw
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%shamt = and i16 %t, 31
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%tmp = load i16* @X
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%tmp1 = ashr i16 %tmp, %shamt
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store i16 %tmp1, i16* @X
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ret void
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}
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define i64 @t4(i64 %t, i64 %val) nounwind {
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; X64: t4:
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; X64-NOT: and
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; X64: shrq
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%shamt = and i64 %t, 63
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%res = lshr i64 %val, %shamt
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ret i64 %res
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}
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define i64 @t5(i64 %t, i64 %val) nounwind {
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; X64: t5:
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; X64-NOT: and
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; X64: shrq
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%shamt = and i64 %t, 191
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%res = lshr i64 %val, %shamt
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ret i64 %res
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}
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; rdar://11866926
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define i64 @t6(i64 %key, i64* nocapture %val) nounwind {
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entry:
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; X64: t6:
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; X64-NOT: movabsq
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; X64: decq
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; X64: andq
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%shr = lshr i64 %key, 3
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%0 = load i64* %val, align 8
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%sub = add i64 %0, 2305843009213693951
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%and = and i64 %sub, %shr
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ret i64 %and
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}
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