1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=aarch64_be -o - %s | FileCheck %s --check-prefix CHECK-BE 3; RUN: llc -mtriple=aarch64 -o - %s | FileCheck %s --check-prefix CHECK-LE 4 5define i8 @test1(i32 %a, i8* %pa) { 6; CHECK-BE-LABEL: test1: 7; CHECK-BE: // %bb.0: 8; CHECK-BE-NEXT: str w0, [x1] 9; CHECK-BE-NEXT: ldrb w0, [x1] 10; CHECK-BE-NEXT: ret 11; 12; CHECK-LE-LABEL: test1: 13; CHECK-LE: // %bb.0: 14; CHECK-LE-NEXT: str w0, [x1] 15; CHECK-LE-NEXT: ret 16 %p32 = bitcast i8* %pa to i32* 17 %p8 = getelementptr i8, i8* %pa, i32 0 18 store i32 %a, i32* %p32 19 %res = load i8, i8* %p8 20 ret i8 %res 21} 22 23define i8 @test2(i32 %a, i8* %pa) { 24; CHECK-BE-LABEL: test2: 25; CHECK-BE: // %bb.0: 26; CHECK-BE-NEXT: str w0, [x1] 27; CHECK-BE-NEXT: ldrb w0, [x1, #1] 28; CHECK-BE-NEXT: ret 29; 30; CHECK-LE-LABEL: test2: 31; CHECK-LE: // %bb.0: 32; CHECK-LE-NEXT: str w0, [x1] 33; CHECK-LE-NEXT: ubfx w0, w0, #8, #8 34; CHECK-LE-NEXT: ret 35 %p32 = bitcast i8* %pa to i32* 36 %p8 = getelementptr i8, i8* %pa, i32 1 37 store i32 %a, i32* %p32 38 %res = load i8, i8* %p8 39 ret i8 %res 40} 41 42define i8 @test3(i32 %a, i8* %pa) { 43; CHECK-BE-LABEL: test3: 44; CHECK-BE: // %bb.0: 45; CHECK-BE-NEXT: str w0, [x1] 46; CHECK-BE-NEXT: ldrb w0, [x1, #2] 47; CHECK-BE-NEXT: ret 48; 49; CHECK-LE-LABEL: test3: 50; CHECK-LE: // %bb.0: 51; CHECK-LE-NEXT: str w0, [x1] 52; CHECK-LE-NEXT: ubfx w0, w0, #16, #8 53; CHECK-LE-NEXT: ret 54 %p32 = bitcast i8* %pa to i32* 55 %p8 = getelementptr i8, i8* %pa, i32 2 56 store i32 %a, i32* %p32 57 %res = load i8, i8* %p8 58 ret i8 %res 59} 60 61define i8 @test4(i32 %a, i8* %pa) { 62; CHECK-BE-LABEL: test4: 63; CHECK-BE: // %bb.0: 64; CHECK-BE-NEXT: str w0, [x1] 65; CHECK-BE-NEXT: ret 66; 67; CHECK-LE-LABEL: test4: 68; CHECK-LE: // %bb.0: 69; CHECK-LE-NEXT: str w0, [x1] 70; CHECK-LE-NEXT: lsr w0, w0, #24 71; CHECK-LE-NEXT: ret 72 %p32 = bitcast i8* %pa to i32* 73 %p8 = getelementptr i8, i8* %pa, i32 3 74 store i32 %a, i32* %p32 75 %res = load i8, i8* %p8 76 ret i8 %res 77} 78