diff options
Diffstat (limited to 'emu/FreeRTOS/asm-arm.S')
| -rw-r--r-- | emu/FreeRTOS/asm-arm.S | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/emu/FreeRTOS/asm-arm.S b/emu/FreeRTOS/asm-arm.S new file mode 100644 index 0000000..5446dde --- /dev/null +++ b/emu/FreeRTOS/asm-arm.S @@ -0,0 +1,62 @@ + .file "asm-Linux-arm.S" + .text + +/* + * ulong umult(ulong m1, ulong m2, ulong *hi) + */ + + .align 2 + .global umult + .type umult, %function +umult: + @ args = 0, pretend = 0, frame = 12 + @ frame_needed = 1, uses_anonymous_args = 0 + mov ip, sp + stmfd sp!, {fp, ip, lr, pc} + sub fp, ip, #4 + sub sp, sp, #12 + str r0, [fp, #-16] + str r1, [fp, #-20] + str r2, [fp, #-24] + ldr r1, [fp, #-16] + ldr r2, [fp, #-20] + umull r0, r3, r1, r2 + ldr r1, [fp, #-24] + str r3, [r1] + ldmea fp, {fp, sp, pc} + .size umult, .-umult + +/* + * void FPsave(void*); + */ + + .align 2 + .global FPsave + .type FPsave, %function +FPsave: + @ args = 0, pretend = 0, frame = 4 + @ frame_needed = 1, uses_anonymous_args = 0 + mov ip, sp + stmfd sp!, {fp, ip, lr, pc} + sub fp, ip, #4 + sub sp, sp, #4 + str r0, [fp, #-16] + ldmea fp, {fp, sp, pc} + .size FPsave, .-FPsave + +/* + * void FPrestore(void*); + */ + .align 2 + .global FPrestore + .type FPrestore, %function +FPrestore: + @ args = 0, pretend = 0, frame = 4 + @ frame_needed = 1, uses_anonymous_args = 0 + mov ip, sp + stmfd sp!, {fp, ip, lr, pc} + sub fp, ip, #4 + sub sp, sp, #4 + str r0, [fp, #-16] + ldmea fp, {fp, sp, pc} + .size FPrestore, .-FPrestore |