projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 3a4c9371 KB |
1 | comment "subroutine prologue" |
| 2 | .macro gdbasm_enter | |
| 3 | addi sp,#-16,sp | |
| 4 | sti fp, @(sp,0) | |
| 5 | mov sp, fp | |
| 6 | movsg lr, gr5 | |
| 7 | sti gr5, @(fp,8) | |
| 8 | .endm | |
| 9 | ||
| 10 | comment "subroutine epilogue" | |
| 11 | .macro gdbasm_leave | |
| 12 | ldi @(fp,8), gr5 | |
| 13 | ld @(fp,gr0), fp | |
| 14 | addi sp,#16,sp | |
| 15 | jmpl @(gr5,gr0) | |
| 16 | .endm | |
| 17 | ||
| 18 | .macro gdbasm_call subr | |
| 19 | call \subr | |
| 20 | .endm | |
| 21 | ||
| 22 | .macro gdbasm_several_nops | |
| 23 | nop | |
| 24 | nop | |
| 25 | nop | |
| 26 | nop | |
| 27 | .endm | |
| 28 | ||
| 29 | comment "exit (0)" | |
| 30 | .macro gdbasm_exit0 | |
| 31 | comment "Don't know how to exit, but this will certainly halt..." | |
| 32 | ldi @(gr0,0), gr5 | |
| 33 | .endm | |
| 34 | ||
| 35 | comment "crt0 startup" | |
| 36 | .macro gdbasm_startup | |
| 37 | call .Lcall | |
| 38 | .Lcall: movsg lr, gr4 | |
| 39 | sethi #gprelhi(.Lcall), gr5 | |
| 40 | setlo #gprello(.Lcall), gr5 | |
| 41 | sub gr4, gr5, gr16 | |
| 42 | ||
| 43 | sethi #gprelhi(_stack), sp | |
| 44 | setlo #gprello(_stack), sp | |
| 45 | setlos #0, fp | |
| 46 | add sp, gr16, sp | |
| 47 | .endm | |
| 48 | ||
| 49 | comment "Declare a data variable" | |
| 584b6e9e | 50 | .purgem gdbasm_datavar |
| 3a4c9371 KB |
51 | .macro gdbasm_datavar name value |
| 52 | .data | |
| 53 | \name: | |
| 54 | .long \value | |
| 55 | .endm |