; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=thumbv6-eabi %s -o - | FileCheck %s define i32 @test1(i32 %x) { ; CHECK-LABEL: test1: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsls r0, r0, #20 ; CHECK-NEXT: lsrs r0, r0, #22 ; CHECK-NEXT: bx lr entry: %0 = lshr i32 %x, 2 %shr = and i32 %0, 1023 ret i32 %shr } define i32 @test2(i32 %x) { ; CHECK-LABEL: test2: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsrs r1, r0, #2 ; CHECK-NEXT: ldr r0, .LCPI1_0 ; CHECK-NEXT: ands r0, r1 ; CHECK-NEXT: bx lr ; CHECK-NEXT: .p2align 2 ; CHECK-NEXT: @ %bb.1: ; CHECK-NEXT: .LCPI1_0: ; CHECK-NEXT: .long 1022 @ 0x3fe entry: %0 = lshr i32 %x, 2 %shr = and i32 %0, 1022 ret i32 %shr } define i32 @test3(i32 %x) { ; CHECK-LABEL: test3: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsrs r0, r0, #2 ; CHECK-NEXT: uxtb r0, r0 ; CHECK-NEXT: bx lr entry: %0 = lshr i32 %x, 2 %shr = and i32 %0, 255 ret i32 %shr } define i32 @test4(i32 %x) { ; CHECK-LABEL: test4: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsls r0, r0, #4 ; CHECK-NEXT: movs r1, #127 ; CHECK-NEXT: bics r0, r1 ; CHECK-NEXT: bx lr entry: %0 = shl i32 %x, 4 %shr = and i32 %0, -128 ret i32 %shr } define i32 @test5(i32 %x) { ; CHECK-LABEL: test5: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsls r0, r0, #31 ; CHECK-NEXT: lsrs r0, r0, #2 ; CHECK-NEXT: bx lr entry: %0 = shl i32 %x, 29 %shr = and i32 %0, 536870912 ret i32 %shr } define i32 @test6(i32 %x) { ; CHECK-LABEL: test6: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: movs r1, #5 ; CHECK-NEXT: lsls r1, r1, #29 ; CHECK-NEXT: lsls r0, r0, #29 ; CHECK-NEXT: ands r0, r1 ; CHECK-NEXT: bx lr entry: %0 = shl i32 %x, 29 %shr = and i32 %0, 2684354560 ret i32 %shr } define i32 @test7(i32 %x) { ; CHECK-LABEL: test7: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsrs r1, r0, #29 ; CHECK-NEXT: movs r0, #4 ; CHECK-NEXT: ands r0, r1 ; CHECK-NEXT: bx lr entry: %0 = lshr i32 %x, 29 %shr = and i32 %0, 4 ret i32 %shr } define i32 @test8(i32 %x) { ; CHECK-LABEL: test8: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsrs r1, r0, #29 ; CHECK-NEXT: movs r0, #5 ; CHECK-NEXT: ands r0, r1 ; CHECK-NEXT: bx lr entry: %0 = lshr i32 %x, 29 %shr = and i32 %0, 5 ret i32 %shr } define i32 @test9(i32 %x) { ; CHECK-LABEL: test9: ; CHECK: @ %bb.0: @ %entry ; CHECK-NEXT: lsrs r1, r0, #2 ; CHECK-NEXT: ldr r0, .LCPI8_0 ; CHECK-NEXT: ands r0, r1 ; CHECK-NEXT: bx lr ; CHECK-NEXT: .p2align 2 ; CHECK-NEXT: @ %bb.1: ; CHECK-NEXT: .LCPI8_0: ; CHECK-NEXT: .long 1073741822 @ 0x3ffffffe entry: %and = lshr i32 %x, 2 %shr = and i32 %and, 1073741822 ret i32 %shr }