projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 49dff77b JB |
1 | .arch armv7-a |
| 2 | .global _start | |
| 3 | .syntax unified | |
| 4 | .text | |
| 5 | .thumb | |
| 6 | ||
| 7 | .macro do_calls | |
| 8 | @ The following four instructions are accepted by gas, but generate | |
| 9 | @ meaningless code. | |
| 10 | @bl.w arm0 | |
| 11 | @bl.w arm4 | |
| 12 | @nop | |
| 13 | @bl.w arm0 | |
| 14 | @bl.w arm4 | |
| 15 | @nop | |
| 16 | blx.w arm0 | |
| 17 | blx.w arm4 | |
| 18 | nop | |
| 19 | blx.w arm0 | |
| 20 | blx.w arm4 | |
| 21 | nop | |
| 22 | bl.w thumb0 | |
| 23 | bl.w thumb2 | |
| 24 | bl.w thumb4 | |
| 25 | bl.w thumb6 | |
| 26 | nop | |
| 27 | bl.w thumb0 | |
| 28 | bl.w thumb2 | |
| 29 | bl.w thumb4 | |
| 30 | bl.w thumb6 | |
| 31 | nop | |
| 32 | @ These eight are all accepted by gas, but generate bad code. | |
| 33 | @blx.w thumb0 | |
| 34 | @blx.w thumb2 | |
| 35 | @blx.w thumb4 | |
| 36 | @blx.w thumb6 | |
| 37 | @nop | |
| 38 | @blx.w thumb0 | |
| 39 | @blx.w thumb2 | |
| 40 | @blx.w thumb4 | |
| 41 | @blx.w thumb6 | |
| 42 | .endm | |
| 43 | ||
| 44 | .thumb_func | |
| 45 | .align 3 | |
| 46 | _start: | |
| 47 | do_calls | |
| 48 | ||
| 49 | .arm | |
| 50 | .align 3 | |
| 51 | arm0: | |
| 52 | bx lr | |
| 53 | ||
| 54 | .align 3 | |
| 55 | nop | |
| 56 | arm4: | |
| 57 | bx lr | |
| 58 | ||
| 59 | .thumb | |
| 60 | .thumb_func | |
| 61 | .align 3 | |
| 62 | thumb0: | |
| 63 | bx lr | |
| 64 | ||
| 65 | .thumb_func | |
| 66 | .align 3 | |
| 67 | nop | |
| 68 | thumb2: | |
| 69 | bx lr | |
| 70 | ||
| 71 | .thumb_func | |
| 72 | .align 3 | |
| 73 | nop | |
| 74 | nop | |
| 75 | thumb4: | |
| 76 | bx lr | |
| 77 | ||
| 78 | .thumb_func | |
| 79 | .align 3 | |
| 80 | nop | |
| 81 | nop | |
| 82 | nop | |
| 83 | thumb6: | |
| 84 | bx lr | |
| 85 | ||
| 86 | backwards: | |
| 87 | do_calls |