| ; RUN: llc < %s | FileCheck %s |
| target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-n8:16" |
| target triple = "msp430-elf" |
| |
| define zeroext i8 @lshr8(i8 zeroext %a, i8 zeroext %cnt) nounwind readnone { |
| entry: |
| ; CHECK-LABEL: lshr8: |
| ; CHECK: clrc |
| ; CHECK: rrc.b |
| %shr = lshr i8 %a, %cnt |
| ret i8 %shr |
| } |
| |
| define signext i8 @ashr8(i8 signext %a, i8 zeroext %cnt) nounwind readnone { |
| entry: |
| ; CHECK-LABEL: ashr8: |
| ; CHECK: rra.b |
| %shr = ashr i8 %a, %cnt |
| ret i8 %shr |
| } |
| |
| define zeroext i8 @shl8(i8 zeroext %a, i8 zeroext %cnt) nounwind readnone { |
| entry: |
| ; CHECK: shl8 |
| ; CHECK: add.b |
| %shl = shl i8 %a, %cnt |
| ret i8 %shl |
| } |
| |
| define zeroext i16 @lshr16(i16 zeroext %a, i16 zeroext %cnt) nounwind readnone { |
| entry: |
| ; CHECK-LABEL: lshr16: |
| ; CHECK: clrc |
| ; CHECK: rrc |
| %shr = lshr i16 %a, %cnt |
| ret i16 %shr |
| } |
| |
| define signext i16 @ashr16(i16 signext %a, i16 zeroext %cnt) nounwind readnone { |
| entry: |
| ; CHECK-LABEL: ashr16: |
| ; CHECK: rra |
| %shr = ashr i16 %a, %cnt |
| ret i16 %shr |
| } |
| |
| define zeroext i16 @shl16(i16 zeroext %a, i16 zeroext %cnt) nounwind readnone { |
| entry: |
| ; CHECK-LABEL: shl16: |
| ; CHECK: add |
| %shl = shl i16 %a, %cnt |
| ret i16 %shl |
| } |
| |
| define i16 @ashr10_i16(i16 %a) #0 { |
| entry: |
| ; CHECK-LABEL: ashr10_i16: |
| ; CHECK: swpb r12 |
| ; CHECK-NEXT: sxt r12 |
| ; CHECK-NEXT: rra r12 |
| ; CHECK-NEXT: rra r12 |
| %shr = ashr i16 %a, 10 |
| ret i16 %shr |
| } |
| |
| define i16 @lshr10_i16(i16 %a) #0 { |
| entry: |
| ; CHECK-LABEL: lshr10_i16: |
| ; CHECK: swpb r12 |
| ; CHECK-NEXT: mov.b r12, r12 |
| ; CHECK-NEXT: clrc |
| ; CHECK-NEXT: rrc r12 |
| ; CHECK-NEXT: rra r12 |
| %shr = lshr i16 %a, 10 |
| ret i16 %shr |
| } |
| |
| define i16 @lshl10_i16(i16 %a) #0 { |
| entry: |
| ; CHECK-LABEL: lshl10_i16: |
| ; CHECK: mov.b r12, r12 |
| ; CHECK-NEXT: swpb r12 |
| ; CHECK-NEXT: add r12, r12 |
| ; CHECK-NEXT: add r12, r12 |
| %shl = shl i16 %a, 10 |
| ret i16 %shl |
| } |