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Add variable-width shifts for MSP430
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93468 91177308-0d34-0410-b5e6-96231b3b80d8
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test/CodeGen/MSP430/shifts.ll
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51
test/CodeGen/MSP430/shifts.ll
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; RUN: llc < %s | FileCheck %s
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target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-n8:16"
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target triple = "msp430-elf"
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define zeroext i8 @lshr8(i8 zeroext %a, i8 zeroext %cnt) nounwind readnone {
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entry:
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; CHECK: lshr8:
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; CHECK: rrc.b
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%shr = lshr i8 %a, %cnt
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ret i8 %shr
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}
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define signext i8 @ashr8(i8 signext %a, i8 zeroext %cnt) nounwind readnone {
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entry:
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; CHECK: ashr8:
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; CHECK: rra.b
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%shr = ashr i8 %a, %cnt
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ret i8 %shr
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}
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define zeroext i8 @shl8(i8 zeroext %a, i8 zeroext %cnt) nounwind readnone {
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entry:
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; CHECK: shl8
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; CHECK: rla.b
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%shl = shl i8 %a, %cnt
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ret i8 %shl
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}
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define zeroext i16 @lshr16(i16 zeroext %a, i16 zeroext %cnt) nounwind readnone {
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entry:
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; CHECK: lshr16:
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; CHECK: rrc.w
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%shr = lshr i16 %a, %cnt
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ret i16 %shr
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}
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define signext i16 @ashr16(i16 signext %a, i16 zeroext %cnt) nounwind readnone {
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entry:
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; CHECK: ashr16:
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; CHECK: rra.w
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%shr = ashr i16 %a, %cnt
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ret i16 %shr
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}
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define zeroext i16 @shl16(i16 zeroext %a, i16 zeroext %cnt) nounwind readnone {
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entry:
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; CHECK: shl16:
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; CHECK: rla.w
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%shl = shl i16 %a, %cnt
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ret i16 %shl
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}
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