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41 lines
1.1 KiB
LLVM
41 lines
1.1 KiB
LLVM
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep lsl
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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep lsr
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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep asr
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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep ror
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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | not grep mov
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define i32 @t2ADDrs_lsl(i32 %X, i32 %Y) {
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%A = shl i32 %Y, 16
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%B = add i32 %X, %A
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ret i32 %B
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}
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define i32 @t2ADDrs_lsr(i32 %X, i32 %Y) {
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%A = lshr i32 %Y, 16
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%B = add i32 %X, %A
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ret i32 %B
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}
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define i32 @t2ADDrs_asr(i32 %X, i32 %Y) {
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%A = ashr i32 %Y, 16
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%B = add i32 %X, %A
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ret i32 %B
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}
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; i32 ror(n) = (x >> n) | (x << (32 - n))
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define i32 @t2ADDrs_ror(i32 %X, i32 %Y) {
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%A = lshr i32 %Y, 16
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%B = shl i32 %Y, 16
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%C = or i32 %B, %A
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%R = add i32 %X, %C
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ret i32 %R
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}
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define i32 @t2ADDrs_noRegShift(i32 %X, i32 %Y, i8 %sh) {
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%shift.upgrd.1 = zext i8 %sh to i32
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%A = shl i32 %Y, %shift.upgrd.1
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%B = add i32 %X, %A
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ret i32 %B
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}
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