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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [stdarg-5.c] - Blame information for rev 298

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1 298 jeremybenn 
/* This test has architecture specific function passing details.  */
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/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-stdarg" } */
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#include <stdarg.h>
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extern void foo (int, va_list);
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extern void bar (int);
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struct S1 { int i; double d; int j; double e; } s1;
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struct S2 { double d; long i; } s2;
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int y;
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_Complex int ci;
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_Complex double cd;
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/* Here va_arg can be executed more than once for one va_start.  */
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void
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f1 (int i, ...)
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{
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  va_list ap;
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  va_start (ap, i);
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  while (i-- > 0)
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    s1 = va_arg (ap, struct S1);
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  va_end (ap);
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}
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/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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void
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f2 (int i, ...)
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{
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  va_list ap;
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  va_start (ap, i);
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  while (i-- > 0)
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    s2 = va_arg (ap, struct S2);
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  va_end (ap);
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}
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/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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/* Here va_arg can be executed at most as many times as va_start.  */
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void
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f3 (int i, ...)
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{
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  va_list ap;
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  int j = i;
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  while (j-- > 0)
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    {
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      va_start (ap, i);
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      s1 = va_arg (ap, struct S1);
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      va_end (ap);
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      bar (s1.i);
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    }
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}
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/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 32 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 1 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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void
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f4 (int i, ...)
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{
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  va_list ap;
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  int j = i;
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  while (j-- > 0)
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    {
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      va_start (ap, i);
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      s2 = va_arg (ap, struct S2);
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      y = va_arg (ap, int);
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      va_end (ap);
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      bar (s2.i);
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    }
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}
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/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 16 GPR units and 16 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 2 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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void
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f5 (int i, ...)
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{
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  va_list ap;
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  va_start (ap, i);
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  ci = va_arg (ap, _Complex int);
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  ci += va_arg (ap, _Complex int);
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  va_end (ap);
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  bar (__real__ ci + __imag__ ci);
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}
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/* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save 16 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save 32 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save (4|2) GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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void
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f6 (int i, ...)
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{
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  va_list ap;
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  va_start (ap, i);
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  ci = va_arg (ap, _Complex int);
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  cd = va_arg (ap, _Complex double);
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  va_end (ap);
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  bar (__real__ ci + __imag__ cd);
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}
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/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 8 GPR units and 32 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 32 GPR units and 3" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|2) GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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void
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f7 (int i, ...)
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{
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  va_list ap;
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  va_start (ap, i);
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  cd = va_arg (ap, _Complex double);
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  cd += va_arg (ap, _Complex double);
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  va_end (ap);
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  bar (__real__ cd + __imag__ cd);
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}
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/* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 0 GPR units and 64 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && lp64 } } } } */
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/* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 32 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
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/* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 2 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
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/* { dg-final { cleanup-tree-dump "stdarg" } } */

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