1 ; Show that we know how to translate rbit. 2 3 ; NOTE: We use -O2 to get rid of memory stores. 4 5 ; REQUIRES: allow_dump 6 7 ; Compile using standalone assembler. 8 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -O2 \ 9 ; RUN: | FileCheck %s --check-prefix=ASM 10 11 ; Show bytes in assembled standalone code. 12 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --assemble --disassemble \ 13 ; RUN: --args -O2 | FileCheck %s --check-prefix=DIS 14 15 ; Compile using integrated assembler. 16 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -O2 \ 17 ; RUN: | FileCheck %s --check-prefix=IASM 18 19 ; Show bytes in assembled integrated code. 20 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --assemble --disassemble \ 21 ; RUN: --args -O2 | FileCheck %s --check-prefix=DIS 22 23 declare i32 @llvm.cttz.i32(i32, i1) 24 25 define internal i32 @testRbit(i32 %a) { 26 ; ASM-LABEL: testRbit: 27 ; DIS-LABEL: 00000000 <testRbit>: 28 ; IASM-LABEL: testRbit: 29 30 entry: 31 ; ASM-NEXT: .LtestRbit$entry: 32 ; IASM-NEXT: .LtestRbit$entry: 33 34 %x = call i32 @llvm.cttz.i32(i32 %a, i1 0) 35 36 ; ASM-NEXT: rbit r0, r0 37 ; DIS-NEXT: 0: e6ff0f30 38 ; IASM-NEXT: .byte 0x30 39 ; IASM-NEXT: .byte 0xf 40 ; IASM-NEXT: .byte 0xff 41 ; IASM-NEXT: .byte 0xe6 42 43 ret i32 %x 44 } 45
