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Viewing changes to binutils-2.23.52.20130611/ld/testsuite/ld-arm/thumb2-bl-blx-interwork.s

  • Committer: Package Import Robot
  • Author(s): Matthias Klose
  • Date: 2013-06-20 17:38:09 UTC
  • Revision ID: package-import@ubuntu.com-20130620173809-app8lzgvymy5fg6c
Tags: 0.7
Build-depend on binutils-source (>= 2.23.52.20130620-1~).

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binutils-2.23.52.20130611/ld/testsuite/ld-arm/thumb2-bl-blx-interwork.s
 
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        .arch armv7-a
 
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        .global _start
 
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        .syntax unified
 
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        .text
 
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        .thumb
 
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        .macro do_calls
 
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        @ The following four instructions are accepted by gas, but generate
 
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        @ meaningless code.
 
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        @bl.w arm0
 
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        @bl.w arm4
 
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        @nop
 
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        @bl.w arm0
 
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        @bl.w arm4
 
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        @nop
 
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        blx.w arm0
 
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        blx.w arm4
 
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        nop
 
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        blx.w arm0
 
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        blx.w arm4
 
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        nop
 
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        bl.w thumb0
 
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        bl.w thumb2
 
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        bl.w thumb4
 
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        bl.w thumb6
 
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        nop
 
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        bl.w thumb0
 
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        bl.w thumb2
 
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        bl.w thumb4
 
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        bl.w thumb6
 
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        nop
 
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        @ These eight are all accepted by gas, but generate bad code.
 
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        @blx.w thumb0
 
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        @blx.w thumb2
 
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        @blx.w thumb4
 
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        @blx.w thumb6
 
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        @nop
 
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        @blx.w thumb0
 
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        @blx.w thumb2
 
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        @blx.w thumb4
 
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        @blx.w thumb6
 
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        .endm
 
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        .thumb_func
 
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        .align 3
 
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_start:
 
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        do_calls
 
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        .arm
 
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        .align 3
 
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arm0:
 
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        bx lr
 
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        .align 3
 
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        nop
 
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arm4:
 
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        bx lr
 
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        .thumb
 
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        .thumb_func
 
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        .align 3
 
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thumb0:
 
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        bx lr
 
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        .thumb_func
 
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        .align 3
 
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        nop
 
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thumb2:
 
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        bx lr
 
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        .thumb_func
 
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        .align 3
 
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        nop
 
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        nop
 
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thumb4:
 
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        bx lr
 
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        .thumb_func
 
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        .align 3
 
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        nop
 
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        nop
 
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        nop
 
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thumb6:
 
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        bx lr
 
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backwards:
 
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        do_calls