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SH: ABORT_INSTRUCTION.
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@ -1,5 +1,9 @@
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2012-06-23 Thomas Schwinge <thomas@codesourcery.com>
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* sysdeps/sh/abort-instr.h: New file.
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* sysdeps/unix/sysv/linux/sh/makecontext.S (.Lexitcode): Terminate the
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process in case exit returns.
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* sysdeps/unix/sysv/linux/sh/makecontext.S (.Lexitcode): Always
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initialize the GOT register before use.
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3
sysdeps/sh/abort-instr.h
Normal file
3
sysdeps/sh/abort-instr.h
Normal file
@ -0,0 +1,3 @@
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/* An instruction which should crash any program is `sleep'. */
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#define ABORT_INSTRUCTION_ASM sleep
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#define ABORT_INSTRUCTION asm ("sleep")
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@ -17,6 +17,7 @@
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#include <abort-instr.h>
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#include "ucontext_i.h"
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@ -124,9 +125,9 @@ ENTRY(__makecontext)
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#endif
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jsr @r1
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mov r0, r4
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0:
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bra 0b
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nop
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/* The 'exit' call should never return. In case it does cause the
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process to terminate. */
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ABORT_INSTRUCTION_ASM
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.align 2
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#ifdef PIC
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