Subversion Repositories open8_urisc

# thumb_bl_out_of_range.s

# Test THUMB/THUMB-2 bl instructions just out of the branch range limits.

        .syntax unified

        .section        .text.pre,"x"

# Add padding so that target is just output of branch range.

        .space  6

        .global _backward_target

        .code   16

        .thumb_func

        .type   _backword_target, %function

_backward_target:

        bx      lr

        .size   _backward_target, .-_backward_target

        .text

# Use 256-byte alignment so that we know where the stubs start.

        .align  8

# Define _start so that linker does not complain.

        .global _start

        .code   32

        .align  2

        .type   _start, %function

_start:

        bx      lr

        .size   _start, .-_start

        .global _backward_test

        .code   16

        .thumb_func

        .type   _backward_test, %function

_backward_test:

        bl      _backward_target

        .size   _backward_test, .-_backward_test

        .global _forward_test

        .code   16

        .thumb_func

        .type   _forward_test, %function

_forward_test:

        bl      _forward_target

        .size   _forward_test, .-_forward_test

# switch back to ARM mode so that stubs are disassembled correctly.

        .code   32

        nop

        .section        .text.post,"x"

# Add padding so that target is just out of branch range.

        .space  12

        .global _forward_target

        .code   16

        .thumb_func

        .type   _forward_target, %function

_forward_target:

        bx      lr

        .size   _forward_target, .-_forward_target