/* First dg-final line after each function is for architectures that use a struct {...} va_list[1] with separate GPR and FPR counters in the structure. Second dg-final line is for architectures that use void * or char * va_list. */ /* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-stdarg" } */ #include extern void foo (int, va_list); extern void bar (int); long x; double d; va_list gap; va_list *pap; void f1 (int i, ...) { va_list ap; va_start (ap, i); va_end (ap); } /* { 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-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f2 (int i, ...) { va_list ap; va_start (ap, i); bar (d); x = va_arg (ap, long); bar (x); va_end (ap); } /* Assume the counters can be number of registers or bytes on 32-bit architecture or bytes on 64-bit architecture. */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 8 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 1 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f3 (int i, ...) { va_list ap; va_start (ap, i); d = va_arg (ap, double); va_end (ap); } /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */ /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and 1 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[1-9\]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[1-9\]\[0-9\]* GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[1-9\]\[0-9\]* GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f4 (int i, ...) { va_list ap; va_start (ap, i); x = va_arg (ap, double); foo (i, ap); va_end (ap); } /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f5 (int i, ...) { va_list ap; va_start (ap, i); va_copy (gap, ap); bar (i); va_end (ap); va_end (gap); } /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f6 (int i, ...) { va_list ap; va_start (ap, i); bar (d); va_arg (ap, long); va_arg (ap, long); x = va_arg (ap, long); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 3 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f7 (int i, ...) { va_list ap; va_start (ap, i); pap = ≈ bar (6); va_end (ap); } /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f8 (int i, ...) { va_list ap; va_start (ap, i); pap = ≈ bar (d); x = va_arg (ap, long); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f9 (int i, ...) { va_list ap; va_start (ap, i); __asm __volatile ("" : "=r" (pap) : "0" (&ap)); bar (6); va_end (ap); } /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f10 (int i, ...) { va_list ap; va_start (ap, i); __asm __volatile ("" : "=r" (pap) : "0" (&ap)); bar (d); x = va_arg (ap, long); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f11 (int i, ...) { va_list ap; va_start (ap, i); bar (d); x = va_arg (ap, long); x += va_arg (ap, long); x += va_arg (ap, long); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */ /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save 3 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f12 (int i, ...) { va_list ap; va_start (ap, i); bar (d); va_arg (ap, double); va_arg (ap, double); x = va_arg (ap, double); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */ /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 24 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and 3 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f13 (int i, ...) { va_list ap; va_start (ap, i); bar (d); x = va_arg (ap, double); x += va_arg (ap, double); x += va_arg (ap, double); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */ /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 24 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and 3 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ void f14 (int i, ...) { va_list ap; va_start (ap, i); bar (d); x = va_arg (ap, double); x += va_arg (ap, long); x += va_arg (ap, double); bar (x); va_end (ap); } /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[148\] GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[148\] GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */ /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save 24 GPR units and 3" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save 1 GPR units and 2 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ inline void __attribute__((always_inline)) f15_1 (va_list ap) { x = va_arg (ap, double); x += va_arg (ap, long); x += va_arg (ap, double); } void f15 (int i, ...) { va_list ap; va_start (ap, i); f15_1 (ap); va_end (ap); } /* { dg-final { scan-tree-dump "f15: va_list escapes 0, needs to save \[148\] GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */ /* { dg-final { scan-tree-dump "f15: va_list escapes 0, needs to save \[148\] GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */ /* { dg-final { scan-tree-dump "f15: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */ /* { dg-final { scan-tree-dump "f15: va_list escapes 0, needs to save 1 GPR units and 2 FPR units" "stdarg" { target s390*-*-linux* } } } */ /* { dg-final { scan-tree-dump-not "f15: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */ /* { dg-final { scan-tree-dump-not "f15: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target ia64-*-* } } } */ /* { dg-final { scan-tree-dump-not "f15: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */ /* { dg-final { cleanup-tree-dump "stdarg" } } */