basic-thumb2-instructions.s revision a01e12499f0e9dd0c5dec0650e817a009cdd1238
1@ RUN: llvm-mc -triple=thumbv7-apple-darwin -show-encoding < %s | FileCheck %s 2 .syntax unified 3 .globl _func 4 5@ Check that the assembler can handle the documented syntax from the ARM ARM. 6@ For complex constructs like shifter operands, check more thoroughly for them 7@ once then spot check that following instructions accept the form generally. 8@ This gives us good coverage while keeping the overall size of the test 9@ more reasonable. 10 11 12@ FIXME: Some 3-operand instructions have a 2-operand assembly syntax. 13 14_func: 15@ CHECK: _func 16 17@------------------------------------------------------------------------------ 18@ ADC (immediate) 19@------------------------------------------------------------------------------ 20 adc r0, r1, #4 21 adcs r0, r1, #0 22 adc r1, r2, #255 23 adc r3, r7, #0x00550055 24 adc r8, r12, #0xaa00aa00 25 adc r9, r7, #0xa5a5a5a5 26 adc r5, r3, #0x87000000 27 adc r4, r2, #0x7f800000 28 adc r4, r2, #0x00000680 29 30@ CHECK: adc r0, r1, #4 @ encoding: [0x41,0xf1,0x04,0x00] 31@ CHECK: adcs r0, r1, #0 @ encoding: [0x51,0xf1,0x00,0x00] 32@ CHECK: adc r1, r2, #255 @ encoding: [0x42,0xf1,0xff,0x01] 33@ CHECK: adc r3, r7, #5570645 @ encoding: [0x47,0xf1,0x55,0x13] 34@ CHECK: adc r8, r12, #2852170240 @ encoding: [0x4c,0xf1,0xaa,0x28] 35@ CHECK: adc r9, r7, #2779096485 @ encoding: [0x47,0xf1,0xa5,0x39] 36@ CHECK: adc r5, r3, #2264924160 @ encoding: [0x43,0xf1,0x07,0x45] 37@ CHECK: adc r4, r2, #2139095040 @ encoding: [0x42,0xf1,0xff,0x44] 38@ CHECK: adc r4, r2, #1664 @ encoding: [0x42,0xf5,0xd0,0x64] 39 40@------------------------------------------------------------------------------ 41@ IT 42@------------------------------------------------------------------------------ 43@ Test encodings of a few full IT blocks, not just the IT instruction 44 45 iteet eq 46 addeq r0, r1, r2 47 nopne 48 subne r5, r6, r7 49 addeq r1, r2, #4 50 51@ CHECK: iteet eq @ encoding: [0x0d,0xbf] 52@ CHECK: addeq r0, r1, r2 @ encoding: [0x88,0x18] 53@ CHECK: nopne @ encoding: [0x00,0xbf] 54@ CHECK: subne r5, r6, r7 @ encoding: [0xf5,0x1b] 55@ CHECK: addeq r1, r2, #4 @ encoding: [0x11,0x1d] 56