| 1 | #; $ as -o test.o gas-cfi-test.s && gcc -nostdlib -o test test.o |
| 2 | |
| 3 | .text |
| 4 | .align 4 |
| 5 | .level 1.1 |
| 6 | |
| 7 | .globl func_locvars |
| 8 | .type func_locvars, @function |
| 9 | func_locvars: |
| 10 | .PROC |
| 11 | .CALLINFO FRAME=0x1234,NO_CALLS,SAVE_SP,ENTRY_GR=3 |
| 12 | .ENTRY |
| 13 | .cfi_startproc |
| 14 | copy %r3,%r1 |
| 15 | copy %r30,%r3 |
| 16 | .cfi_def_cfa_register r3 |
| 17 | stwm %r1,0x1234(%r30) |
| 18 | .cfi_adjust_cfa_offset 0x1234 |
| 19 | ldo 64(%r3),%r30 |
| 20 | ldwm -64(%r30),%r3 |
| 21 | .cfi_def_cfa_register sp |
| 22 | bv,n %r0(%r2) |
| 23 | .cfi_endproc |
| 24 | .EXIT |
| 25 | .PROCEND |
| 26 | |
| 27 | .globl func_prologue |
| 28 | .type func_prologue, @function |
| 29 | func_prologue: |
| 30 | .PROC |
| 31 | .CALLINFO FRAME=64,CALLS,SAVE_RP,SAVE_SP,ENTRY_GR=3 |
| 32 | .ENTRY |
| 33 | .cfi_startproc |
| 34 | #; This is not ABI-compliant but helps the test to run on both |
| 35 | #; 32-bit and 64-bit targets |
| 36 | stw %r2,-24(%r30) |
| 37 | copy %r3,%r1 |
| 38 | copy %r30,%r3 |
| 39 | .cfi_def_cfa_register r3 |
| 40 | .cfi_offset r2, -24 |
| 41 | stwm %r1,64(%r30) |
| 42 | bl func_locvars,%r2 |
| 43 | nop |
| 44 | ldw -20(%r3),%r2 |
| 45 | ldo 64(%r3),%r30 |
| 46 | ldwm -64(%r30),%r3 |
| 47 | .cfi_def_cfa_register sp |
| 48 | bv,n %r0(%r2) |
| 49 | .cfi_endproc |
| 50 | .EXIT |
| 51 | .PROCEND |
| 52 | |
| 53 | .align 4 |
| 54 | .globl main |
| 55 | .type main, @function |
| 56 | main: |
| 57 | .PROC |
| 58 | .CALLINFO CALLS |
| 59 | .ENTRY |
| 60 | #; tail call - simple function that doesn't touch the stack |
| 61 | .cfi_startproc |
| 62 | b func_prologue |
| 63 | nop |
| 64 | .cfi_endproc |
| 65 | .EXIT |
| 66 | .PROCEND |