| ; RUN: llc -mtriple=thumbv8m.main -mcpu=cortex-m33 %s -o - | FileCheck %s |
| ; RUN: llc -mtriple=thumbv7em %s -o - | FileCheck %s |
| ; RUN: llc -mtriple=armv6 %s -o - | FileCheck %s |
| ; RUN: llc -mtriple=armv7 %s -o - | FileCheck %s |
| ; RUN: llc -mtriple=armv8 %s -o - | FileCheck %s |
| |
| ; CHECK-LABEL: sxtb16_ror_8 |
| ; CHECK: sxtb16 r0, r0, ror #8 |
| define i32 @sxtb16_ror_8(i32 %a) { |
| entry: |
| %shr.i = lshr i32 %a, 8 |
| %shl.i = shl i32 %a, 24 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.sxtb16(i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: sxtb16_ror_16 |
| ; CHECK: sxtb16 r0, r0, ror #16 |
| define i32 @sxtb16_ror_16(i32 %a) { |
| entry: |
| %shr.i = lshr i32 %a, 16 |
| %shl.i = shl i32 %a, 16 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.sxtb16(i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: sxtb16_ror_24 |
| ; CHECK: sxtb16 r0, r0, ror #24 |
| define i32 @sxtb16_ror_24(i32 %a) { |
| entry: |
| %shr.i = lshr i32 %a, 24 |
| %shl.i = shl i32 %a, 8 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.sxtb16(i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: uxtb16_ror_8 |
| ; CHECK: uxtb16 r0, r0, ror #8 |
| define i32 @uxtb16_ror_8(i32 %a) { |
| entry: |
| %shr.i = lshr i32 %a, 8 |
| %shl.i = shl i32 %a, 24 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.uxtb16(i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: uxtb16_ror_16 |
| ; CHECK: uxtb16 r0, r0, ror #16 |
| define i32 @uxtb16_ror_16(i32 %a) { |
| entry: |
| %shr.i = lshr i32 %a, 16 |
| %shl.i = shl i32 %a, 16 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.uxtb16(i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: uxtb16_ror_24 |
| ; CHECK: uxtb16 r0, r0, ror #24 |
| define i32 @uxtb16_ror_24(i32 %a) { |
| entry: |
| %shr.i = lshr i32 %a, 24 |
| %shl.i = shl i32 %a, 8 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.uxtb16(i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: sxtab16_ror_8 |
| ; CHECK: sxtab16 r0, r0, r1, ror #8 |
| define i32 @sxtab16_ror_8(i32 %a, i32 %b) { |
| entry: |
| %shr.i = lshr i32 %b, 8 |
| %shl.i = shl i32 %b, 24 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.sxtab16(i32 %a, i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: sxtab16_ror_16 |
| ; CHECK: sxtab16 r0, r0, r1, ror #16 |
| define i32 @sxtab16_ror_16(i32 %a, i32 %b) { |
| entry: |
| %shr.i = lshr i32 %b, 16 |
| %shl.i = shl i32 %b, 16 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.sxtab16(i32 %a, i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: sxtab16_ror_24 |
| ; CHECK: sxtab16 r0, r0, r1, ror #24 |
| define i32 @sxtab16_ror_24(i32 %a, i32 %b) { |
| entry: |
| %shr.i = lshr i32 %b, 24 |
| %shl.i = shl i32 %b, 8 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.sxtab16(i32 %a, i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: uxtab16_ror_8 |
| ; CHECK: uxtab16 r0, r0, r1, ror #8 |
| define i32 @uxtab16_ror_8(i32 %a, i32 %b) { |
| entry: |
| %shr.i = lshr i32 %b, 8 |
| %shl.i = shl i32 %b, 24 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.uxtab16(i32 %a, i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: uxtab16_ror_16 |
| ; CHECK: uxtab16 r0, r0, r1, ror #16 |
| define i32 @uxtab16_ror_16(i32 %a, i32 %b) { |
| entry: |
| %shr.i = lshr i32 %b, 16 |
| %shl.i = shl i32 %b, 16 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.uxtab16(i32 %a, i32 %or.i) |
| ret i32 %0 |
| } |
| |
| ; CHECK-LABEL: uxtab16_ror_24 |
| ; CHECK: uxtab16 r0, r0, r1, ror #24 |
| define i32 @uxtab16_ror_24(i32 %a, i32 %b) { |
| entry: |
| %shr.i = lshr i32 %b, 24 |
| %shl.i = shl i32 %b, 8 |
| %or.i = or i32 %shl.i, %shr.i |
| %0 = tail call i32 @llvm.arm.uxtab16(i32 %a, i32 %or.i) |
| ret i32 %0 |
| } |
| |
| declare i32 @llvm.arm.sxtb16(i32) |
| declare i32 @llvm.arm.uxtb16(i32) |
| declare i32 @llvm.arm.sxtab16(i32, i32) |
| declare i32 @llvm.arm.uxtab16(i32, i32) |
| |