60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
// Test whether call saved float and branch regs are restored properly
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// We can't do this test for branch regs in ILP32 mode.
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// { dg-do run { target ia64-*-* } }
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// { dg-options "-O2" }
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extern "C" void abort (void);
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#ifdef __LP64__
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char buf[128];
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#endif
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void __attribute__((noinline))
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bar (void)
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{
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throw 1;
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}
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void __attribute__((noinline))
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foo (void)
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{
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bar ();
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bar ();
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}
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int
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main (void)
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{
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register double f2 __asm ("f2");
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register double f3 __asm ("f3");
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register double f4 __asm ("f4");
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register double f5 __asm ("f5");
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register double f16 __asm ("f16");
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register double f17 __asm ("f17");
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#ifdef __LP64__
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register void *b1 __asm ("b1");
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register void *b2 __asm ("b2");
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register void *b3 __asm ("b3");
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register void *b4 __asm ("b4");
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register void *b5 __asm ("b5");
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#endif
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f2 = 12.0; f3 = 13.0; f4 = 14.0; f5 = 15.0; f16 = 16.0; f17 = 17.0;
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#ifdef __LP64__
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b1 = &buf[1]; b2 = &buf[2]; b3 = &buf[3]; b4 = &buf[4]; b5 = &buf[5];
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#endif
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try
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{
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foo ();
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}
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catch (...) {}
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if (f2 != 12.0 || f3 != 13.0 || f4 != 14.0
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|| f5 != 15.0 || f16 != 16.0 || f17 != 17.0)
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abort ();
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#ifdef __LP64__
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if (b1 != &buf[1] || b2 != &buf[2] || b3 != &buf[3]
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|| b4 != &buf[4] || b5 != &buf[5])
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abort ();
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#endif
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return 0;
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}
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