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* [gcc(refs/users/meissner/heads/work019)] Undo last changes.
@ 2020-10-08 19:33 Michael Meissner
  0 siblings, 0 replies; only message in thread
From: Michael Meissner @ 2020-10-08 19:33 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:2e5461555812f9fdb458f9bc857f407283ab3c9b

commit 2e5461555812f9fdb458f9bc857f407283ab3c9b
Author: Michael Meissner <meissner@linux.ibm.com>
Date:   Thu Oct 8 15:32:38 2020 -0400

    Undo last changes.
    
    gcc/
    2020-10-08  Michael Meissner  <meissner@linux.ibm.com>
    
            Undo
            * config/rs6000/rs6000.c (rs6000_mangle_decl_assembler_name): Add
            support for mapping built-in function names for long double
            built-in functions if long double is IEEE 128-bit.
    
    gcc/testsuite/
    2020-10-08  Michael Meissner  <meissner@linux.ibm.com>
    
            Undo
            * gcc.target/powerpc/float128-longdouble-math.c: New test.
            * gcc.target/powerpc/float128-longdouble-stdio.c: New test.
            * gcc.target/powerpc/float128-math.c: Adjust test for new name
            being generated.

Diff:
---
 gcc/config/rs6000/rs6000.c                         | 163 ++----
 .../gcc.target/powerpc/float128-longdouble-math.c  | 559 ---------------------
 .../gcc.target/powerpc/float128-longdouble-stdio.c |  37 --
 gcc/testsuite/gcc.target/powerpc/float128-math.c   |   6 +-
 4 files changed, 34 insertions(+), 731 deletions(-)

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 2e3628823a3..b28f4adf464 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -26897,156 +26897,55 @@ rs6000_globalize_decl_name (FILE * stream, tree decl)
    library before you can switch the real*16 type at compile time.
 
    We use the TARGET_MANGLE_DECL_ASSEMBLER_NAME hook to change this name.  We
-   only do this transformation if the __float128 type is enabled.  This
-   prevents us from doing the transformation on older 32-bit ports that might
-   have enabled using IEEE 128-bit floating point as the default long double
-   type.  */
+   only do this if the default is that long double is IBM extended double, and
+   the user asked for IEEE 128-bit.  */
 
 static tree
 rs6000_mangle_decl_assembler_name (tree decl, tree id)
 {
-  if (TARGET_FLOAT128_TYPE && TARGET_IEEEQUAD && TARGET_LONG_DOUBLE_128
-      && TREE_CODE (decl) == FUNCTION_DECL
-      && fndecl_built_in_p (decl, BUILT_IN_NORMAL))
+  if (!TARGET_IEEEQUAD_DEFAULT && TARGET_IEEEQUAD && TARGET_LONG_DOUBLE_128
+      && TREE_CODE (decl) == FUNCTION_DECL && DECL_IS_BUILTIN (decl) )
     {
       size_t len = IDENTIFIER_LENGTH (id);
       const char *name = IDENTIFIER_POINTER (id);
-      const char *newname = NULL;
-
-      /* See if it is one of the built-in functions with an unusual name.  */
-      switch (DECL_FUNCTION_CODE (decl))
-	{
-	default:
-	  break;
-
-	case BUILT_IN_DREML:
-	  newname = "__ieee754_remainderf128";
-	  break;
-
-	case BUILT_IN_GAMMAL:
-	  newname = "__lgammaieee128";
-	  break;
-
-	case BUILT_IN_GAMMAL_R:
-	case BUILT_IN_LGAMMAL_R:
-	  newname = "__lgammaieee128_r";
-	  break;
-
-	case BUILT_IN_NEXTTOWARD:
-	  newname = "__nexttoward_to_ieee128";
-	  break;
-
-	case BUILT_IN_NEXTTOWARDF:
-	  newname = "__nexttowardf_to_ieee128";
-	  break;
-
-	case BUILT_IN_NEXTTOWARDL:
-	  newname = "__nexttowardieee128";
-	  break;
-
-	case BUILT_IN_POW10L:
-	  newname = "__ieee754_exp10f128";
-	  break;
-
-	case BUILT_IN_SCALBL:
-	  newname = "__scalbnieee128";
-	  break;
-
-	case BUILT_IN_SIGNIFICANDL:
-	  newname = "__significandieee128";
-	  break;
-
-	case BUILT_IN_SINCOSL:
-	  newname = "__sincosieee128";
-	  break;
-	}
 
-      /* Update the __builtin_*printf && __builtin_*scanf functions.  */
-      if (!newname)
+      if (name[len - 1] == 'l')
 	{
-	  const size_t printf_len = sizeof ("printf") - 1;
-	  const size_t scanf_len = sizeof ("scanf") - 1;
-	  const size_t printf_extra
-	    = sizeof ("__") - 1 + sizeof ("ieee128") - 1;
-	  const size_t scanf_extra
-	    = sizeof ("__isoc99_") - 1 + sizeof ("ieee128") - 1;
-
-	  if (len >= printf_len
-	      && strcmp (name + len - printf_len, "printf") == 0)
-	    {
-	      char *name2 = (char *) alloca (len + 1 + printf_extra);
-	      strcpy (name2, "__");
-	      memcpy (name2 + 2, name, len);
-	      strcpy (name2 + 2 + len, "ieee128");
-	      newname = (const char *) name2;
-	    }
+	  bool uses_ieee128_p = false;
+	  tree type = TREE_TYPE (decl);
+	  machine_mode ret_mode = TYPE_MODE (type);
 
-	  else if (len >= scanf_len
-		   && strcmp (name + len - scanf_len, "scanf") == 0)
+	  /* See if the function returns a IEEE 128-bit floating point type or
+	     complex type.  */
+	  if (ret_mode == TFmode || ret_mode == TCmode)
+	    uses_ieee128_p = true;
+	  else
 	    {
-	      char *name2 = (char *) alloca (len + 1 + scanf_extra);
-	      strcpy (name2, "__isoc99_");
-	      memcpy (name2 + sizeof ("__isoc99") - 1, name, len);
-	      strcpy (name2 + sizeof ("__isoc99") - 1 + len, "ieee128");
-	      newname = (const char *) name2;
-	    }
+	      function_args_iterator args_iter;
+	      tree arg;
 
-	  else if (name[len - 1] == 'l')
-	    {
-	      bool uses_ieee128_p = false;
-	      tree type = TREE_TYPE (decl);
-	      machine_mode ret_mode = TYPE_MODE (type);
-
-	      /* See if the function returns a IEEE 128-bit floating point type or
-		 complex type.  */
-	      if (ret_mode == TFmode || ret_mode == TCmode)
-		uses_ieee128_p = true;
-	      else
+	      /* See if the function passes a IEEE 128-bit floating point type
+		 or complex type.  */
+	      FOREACH_FUNCTION_ARGS (type, arg, args_iter)
 		{
-		  function_args_iterator args_iter;
-		  tree arg;
-
-		  /* See if the function passes a IEEE 128-bit floating point type
-		     or complex type.  */
-		  FOREACH_FUNCTION_ARGS (type, arg, args_iter)
+		  machine_mode arg_mode = TYPE_MODE (arg);
+		  if (arg_mode == TFmode || arg_mode == TCmode)
 		    {
-		      machine_mode arg_mode = TYPE_MODE (arg);
-		      if (arg_mode == TFmode || arg_mode == TCmode)
-			{
-			  uses_ieee128_p = true;
-			  break;
-			}
+		      uses_ieee128_p = true;
+		      break;
 		    }
 		}
-
-	      /* If we passed or returned an IEEE 128-bit floating point type,
-		 change the name.  Use __ieee754_<name>l, instead of
-		 <name>f128.  */
-	      if (uses_ieee128_p)
-		{
-		  size_t prefix_len = sizeof ("__") - 1;
-		  size_t suffix_len = sizeof ("ieee128") - 1;
-		  char *name2 = (char *) alloca (len + prefix_len + suffix_len + 1);
-		  char *name3 = name2;
-
-		  memcpy (name3, "__", prefix_len);
-		  name3 += prefix_len;
-
-		  memcpy (name3, name, len - 1);	/* omit trailing 'l'.  */
-		  name3 += len - 1;
-
-		  memcpy (name3, "ieee128", suffix_len + 1);
-		  newname = (const char *) name2;
-		}
 	    }
-	}
-
-      if (newname)
-	{
-	  if (TARGET_DEBUG_BUILTIN)
-	    fprintf (stderr, "Map %s => %s\n", name, newname);
 
-	  id = get_identifier (newname);
+	  /* If we passed or returned an IEEE 128-bit floating point type,
+	     change the name.  */
+	  if (uses_ieee128_p)
+	    {
+	      char *name2 = (char *) alloca (len + 4);
+	      memcpy (name2, name, len - 1);
+	      strcpy (name2 + len - 1, "f128");
+	      id = get_identifier (name2);
+	    }
 	}
     }
 
diff --git a/gcc/testsuite/gcc.target/powerpc/float128-longdouble-math.c b/gcc/testsuite/gcc.target/powerpc/float128-longdouble-math.c
deleted file mode 100644
index 4f4c2765278..00000000000
--- a/gcc/testsuite/gcc.target/powerpc/float128-longdouble-math.c
+++ /dev/null
@@ -1,559 +0,0 @@
-/* { dg-require-effective-target ppc_float128_hw } */
-/* { dg-require-effective-target power10_ok } */
-/* { dg-options "-mdejagnu-cpu=power9 -mno-pcrel -O2 -Wno-psabi -mabi=ieeelongdouble" } */
-
-/* Test if switching long double to IEEE 128-bit maps all of the math built-in
-   function names correctly.  We explicitly turn off PC-relative support to
-   make it simpler to compare the call without having a @notoc qualifier.  */
-
-/* Debugging support to use 'name' instead of '__builtin_name'.  Note if you
-   enable this, you will likely need additional flags to get all of the
-   functions defined.  */
-#ifdef DO_FUNC
-#ifndef DO_MATH_H
-#define DO_MATH_H	1
-#endif
-
-#define BUILTIN0(FUNC)                   FUNC ()
-#define BUILTIN1(FUNC, ARG1)             FUNC (ARG1)
-#define BUILTIN2(FUNC, ARG1, ARG2)       FUNC (ARG1, ARG2)
-#define BUILTIN3(FUNC, ARG1, ARG2, ARG3) FUNC (ARG1, ARG2, ARG3)
-
-#else
-#define BUILTIN0(FUNC)                   __builtin_ ## FUNC ()
-#define BUILTIN1(FUNC, ARG1)             __builtin_ ## FUNC (ARG1)
-#define BUILTIN2(FUNC, ARG1, ARG2)       __builtin_ ## FUNC (ARG1, ARG2)
-#define BUILTIN3(FUNC, ARG1, ARG2, ARG3) __builtin_ ## FUNC (ARG1, ARG2, ARG3)
-#endif
-
-/* Debugging support to compare using math.h with the raw built-in functions.  */
-#ifdef DO_MATH_H
-#define __STDC_WANT_IEC_60559_TYPES_EXT__	1
-#define __STDC_WANT_IEC_60559_FUNCS_EXT__	1
-#define _GNU_SOURCE				1
-#define _XOPEN_SOURCE				1
-
-#include <math.h>
-#include <complex.h>
-#endif
-
-/* Built-in functions that returns a long double and take one long double
-   argument.  */
-
-void
-return_ld_arg_ld (long double *p,
-		  long double *q)
-{
-  /* { dg-final { scan-assembler {\m__acoshieee128\M} } }  */
-  *p++ = BUILTIN1 (acoshl, *q++);
-
-  /* { dg-final { scan-assembler {\m__acosieee128\M} } }  */
-  *p++ = BUILTIN1 (acosl, *q++);
-
-  /* { dg-final { scan-assembler {\m__asinhieee128\M} } }  */
-  *p++ = BUILTIN1 (asinhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__asinieee128\M} } }  */
-  *p++ = BUILTIN1 (asinl, *q++);
-
-  /* { dg-final { scan-assembler {\m__atanhieee128\M} } }  */
-  *p++ = BUILTIN1 (atanhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__atanieee128\M} } }  */
-  *p++ = BUILTIN1 (atanl, *q++);
-
-  /* { dg-final { scan-assembler {\m__cbrtieee128\M} } }  */
-  *p++ = BUILTIN1 (cbrtl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (ceill, *q++);
-
-  /* { dg-final { scan-assembler {\m__coshieee128\M} } }  */
-  *p++ = BUILTIN1 (coshl, *q++);
-
-  /* { dg-final { scan-assembler {\m__cosieee128\M} } }  */
-  *p++ = BUILTIN1 (cosl, *q++);
-
-  /* { dg-final { scan-assembler {\m__erfcieee128\M} } }  */
-  *p++ = BUILTIN1 (erfcl, *q++);
-
-  /* { dg-final { scan-assembler {\m__erfieee128\M} } }  */
-  *p++ = BUILTIN1 (erfl, *q++);
-
-  /* { dg-final { scan-assembler {\m__exp10ieee128\M} } }  */
-  *p++ = BUILTIN1 (exp10l, *q++);
-
-  /* { dg-final { scan-assembler {\m__exp2ieee128\M} } }  */
-  *p++ = BUILTIN1 (exp2l, *q++);
-
-  /* { dg-final { scan-assembler {\m__expieee128\M} } }  */
-  *p++ = BUILTIN1 (expl, *q++);
-
-  /* { dg-final { scan-assembler {\m__expm1ieee128\M} } }  */
-  *p++ = BUILTIN1 (expm1l, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (fabsl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (floorl, *q++);
-
-  /* { dg-final { scan-assembler {\m__lgammaieee128\M} } }  */
-  *p++ = BUILTIN1 (gammal, *q++);
-
-  /* { dg-final { scan-assembler {\m__j0ieee128\M} } }  */
-  *p++ = BUILTIN1 (j0l, *q++);
-
-  /* { dg-final { scan-assembler {\m__j1ieee128\M} } }  */
-  *p++ = BUILTIN1 (j1l, *q++);
-
-  /* lgammaf128 mentioned previously.  */
-  *p++ = BUILTIN1 (lgammal, *q++);
-
-  /* { dg-final { scan-assembler {\m__log10ieee128\M} } }  */
-  *p++ = BUILTIN1 (log10l, *q++);
-
-  /* { dg-final { scan-assembler {\m__log1pieee128\M} } }  */
-  *p++ = BUILTIN1 (log1pl, *q++);
-
-  /* { dg-final { scan-assembler {\m__log2ieee128\M} } }  */
-  *p++ = BUILTIN1 (log2l, *q++);
-
-  /* { dg-final { scan-assembler {\m__logbieee128\M} } }  */
-  *p++ = BUILTIN1 (logbl, *q++);
-
-  /* { dg-final { scan-assembler {\m__logieee128\M} } }  */
-  *p++ = BUILTIN1 (logl, *q++);
-
-  /* { dg-final { scan-assembler {\m__nearbyintieee128\M} } }  */
-  *p++ = BUILTIN1 (nearbyintl, *q++);
-
-  /* { dg-final { scan-assembler {\m__exp10ieee128\M} } }  */
-  *p++ = BUILTIN1 (pow10l, *q++);
-
-  /* { dg-final { scan-assembler {\m__rintieee128\M} } }  */
-  *p++ = BUILTIN1 (rintl, *q++);
-
-  /* { dg-final { scan-assembler {\m__roundevenieee128\M} } }  */
-  *p++ = BUILTIN1 (roundevenl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (roundl, *q++);
-
-  /* { dg-final { scan-assembler {\m__significandieee128\M} } }  */
-  *p++ = BUILTIN1 (significandl, *q++);
-
-  /* { dg-final { scan-assembler {\m__sinhieee128\M} } }  */
-  *p++ = BUILTIN1 (sinhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__sinieee128\M} } }  */
-  *p++ = BUILTIN1 (sinl, *q++);
-
-  /* { dg-final { scan-assembler {\m__sqrtieee128\M} } }  */
-  *p++ = BUILTIN1 (sqrtl, *q++);
-
-  /* { dg-final { scan-assembler {\m__tanhieee128\M} } }  */
-  *p++ = BUILTIN1 (tanhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__tanieee128\M} } }  */
-  *p++ = BUILTIN1 (tanl, *q++);
-
-  /* { dg-final { scan-assembler {\m__tgammaieee128\M} } }  */
-  *p++ = BUILTIN1 (tgammal, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (truncl, *q++);
-
-  /* { dg-final { scan-assembler {\m__y0ieee128\M} } }  */
-  *p++ = BUILTIN1 (y0l, *q++);
-
-  /* { dg-final { scan-assembler {\m__y1ieee128\M} } }  */
-  *p   = BUILTIN1 (y1l, *q);  
-
-}
-
-/* Built-in functions that returns a long double and take two long double
-   arguments.  */
-
-void
-return_ld_arg_ld_ld (long double *p,
-		     long double *q,
-		     long double *r)
-{
-  /* { dg-final { scan-assembler {\m__atan2ieee128\M} } }  */
-  *p++ = BUILTIN2 (atan2l, *q++, *r++);
-
-  /* inline code.  */
-  *p++ = BUILTIN2 (copysignl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__remainderieee128\M} } }  */
-  *p++ = BUILTIN2 (dreml, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__fdimieee128\M} } }  */
-  *p++ = BUILTIN2 (fdiml, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__fmaxieee128\M} } }  */
-  *p++ = BUILTIN2 (fmaxl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__fminieee128\M} } }  */
-  *p++ = BUILTIN2 (fminl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__fmodieee128\M} } }  */
-  *p++ = BUILTIN2 (fmodl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__hypotieee128\M} } }  */
-  *p++ = BUILTIN2 (hypotl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__nextafterieee128\M} } }  */
-  *p++ = BUILTIN2 (nextafterl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__nexttowardieee128\M} } }  */
-  *p++ = BUILTIN2 (nexttowardl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__powieee128\M} } }  */
-  *p++ = BUILTIN2 (powl, *q++, *r++);
-
-  /* remainderf128 mentioned previously.  */
-  *p++ = BUILTIN2 (remainderl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__scalbnieee128\M} } }  */
-  *p   = BUILTIN2 (scalbl, *q, *r);  
-}
-
-/* Built-in function that returns a long double and take three long double
-   arguments.  */
-
-void
-return_ld_arg_ld_ld_ld (long double *p,
-			long double *q,
-			long double *r,
-			long double *s)
-{
- /* inline code.  */
-  *p = BUILTIN3 (fmal, *q, *r, *s);
-}
-
-/* Built-in functions that returns a long double and take one
-   _Complex long double argument.  */
-
-void
-return_ld_arg_cld (long double *p,
-		   _Complex long double *q)
-{
-  /* { dg-final { scan-assembler {\m__cabsieee128\M} } }  */
-  *p++ = BUILTIN1 (cabsl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (cargl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (cimagl, *q++);
-
-  /* inline code.  */
-  *p   = BUILTIN1 (creall, *q);  
-}
-
-/* Built-in functions that returns a _Complex long double and takes one
-   _Complex long double argument.  */
-
-void
-return_cld_arg_cld (_Complex long double *p,
-		    _Complex long double *q)
-{
-  /* { dg-final { scan-assembler {\m__cacoshieee128\M} } }  */
-  *p++ = BUILTIN1 (cacoshl, *q++);
-
-  /* { dg-final { scan-assembler {\m__cacosieee128\M} } }  */
-  *p++ = BUILTIN1 (cacosl, *q++);
-
-  /* { dg-final { scan-assembler {\m__casinhieee128\M} } }  */
-  *p++ = BUILTIN1 (casinhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__casinieee128\M} } }  */
-  *p++ = BUILTIN1 (casinl, *q++);
-
-  /* { dg-final { scan-assembler {\m__catanhieee128\M} } }  */
-  *p++ = BUILTIN1 (catanhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__catanieee128\M} } }  */
-  *p++ = BUILTIN1 (catanl, *q++);
-
-  /* { dg-final { scan-assembler {\m__ccoshieee128\M} } }  */
-  *p++ = BUILTIN1 (ccoshl, *q++);
-
-  /* { dg-final { scan-assembler {\m__ccosieee128\M} } }  */
-  *p++ = BUILTIN1 (ccosl, *q++);
-
-  /* { dg-final { scan-assembler {\m__cexpieee128\M} } }  */
-  *p++ = BUILTIN1 (cexpl, *q++);
-
-  /* { dg-final { scan-assembler {\m__clogieee128\M} } }  */
-  *p++ = BUILTIN1 (clogl, *q++);
-
-  /* { dg-final { scan-assembler {\m__clog10ieee128\M} } }  */
-  *p++ = BUILTIN1 (clog10l, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (conjl, *q++);
-
-  /* { dg-final { scan-assembler {\m__cprojieee128\M} } }  */
-  *p++ = BUILTIN1 (cprojl, *q++);
-
-  /* { dg-final { scan-assembler {\m__csinhieee128\M} } }  */
-  *p++ = BUILTIN1 (csinhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__csinieee128\M} } }  */
-  *p++ = BUILTIN1 (csinl, *q++);
-
-  /* { dg-final { scan-assembler {\m__csqrtieee128\M} } }  */
-  *p++ = BUILTIN1 (csqrtl, *q++);
-
-  /* { dg-final { scan-assembler {\m__ctanhieee128\M} } }  */
-  *p++ = BUILTIN1 (ctanhl, *q++);
-
-  /* { dg-final { scan-assembler {\m__ctanieee128\M} } }  */
-  *p   = BUILTIN1 (ctanl, *q);  
-}
-
-/* Built-in functions that returns a _Complex long double and takes one
-   long double argument.  */
-
-void
-return_cld_arg_ld (_Complex long double *p,
-		   long double *q)
-{
-  /* { dg-final { scan-assembler {\m__sincosieee128\M} } }  */
-  *p = BUILTIN1 (cexpil, *q);
-}
-
-/* Built-in function that returns a _Complex long double and takes two
-   _Complex long double arguments.  */
-
-void
-return_cld_arg_cld_cld (_Complex long double *p,
-			_Complex long double *q,
-			_Complex long double *r)
-{
-  /* { dg-final { scan-assembler {\m__cpowieee128\M} } }  */
-  *p = BUILTIN2 (cpowl, *q, *r);
-}
-
-/* Built-in functions that returns a long double and takes a long double and a
-   pointer to an int arguments.  */
-
-void
-return_ld_arg_ld_pi (long double *p,
-		     long double *q,
-		     int **r)
-{
-  /* { dg-final { scan-assembler {\m__frexpieee128\M} } }  */
-  *p++ = BUILTIN2 (frexpl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__lgammaieee128_r\M} } }  */
-  *p++ = BUILTIN2 (gammal_r, *q++, *r++);
-
-  /* __lgammaieee128_r mentioned previously.  */
-  *p   = BUILTIN2 (lgammal_r, *q, *r);  
-}
-
-/* Built-in functions that returns a long double and takes a long double and an
-   int arguments.  */
-
-void
-return_ld_arg_ld_i (long double *p,
-		    long double *q,
-		    int *r)
-{
-  /* { dg-final { scan-assembler {\m__ldexpieee128\M} } }  */
-  *p++ = BUILTIN2 (ldexpl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__powikf2\M} } }  */
-  *p++ = BUILTIN2 (powil, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__scalbnieee128\M} } }  */
-  *p   = BUILTIN2 (scalbnl, *q, *r);  
-}
-
-/* Built-in function that returns a long double and takes a long double and a
-   long arguments.  */
-
-void
-return_ld_arg_ld_l (long double *p,
-		    long double *q,
-		    long *r)
-{
-  /* { dg-final { scan-assembler {\m__scalblnieee128\M} } }  */
-  *p = BUILTIN2 (scalblnl, *q, *r);
-}
-
-/* Built-in functions that returns a long double and takes a long double and a
-   long long arguments.  */
-
-void
-return_ld_arg_i_ld (long double *p,
-		    int *q,
-		    long double *r)
-{
-  /* { dg-final { scan-assembler {\m__jnieee128\M} } }  */
-  *p++ = BUILTIN2 (jnl, *q++, *r++);
-
-  /* { dg-final { scan-assembler {\m__ynieee128\M} } }  */
-  *p   = BUILTIN2 (ynl, *q, *r);  
-}
-
-/* Built-in functions that returns a long double and takes a long double and a
-   pointer to a long double arguments.  */
-
-void
-return_ld_arg_ld_pld (long double *p,
-		      long double *q,
-		      long double **r)
-{
-  /* { dg-final { scan-assembler {\m__modfieee128\M} } }  */
-  *p = BUILTIN2 (modfl, *q, *r);
-}
-
-/* Built-in function that returns a long double and takes two long double and a
-   pointer to an int arguments.  */
-
-void
-return_ld_arg_ld_ld_pi (long double *p,
-			long double *q,
-			long double *r,
-			int **s)
-{
-  /* { dg-final { scan-assembler {\m__remquoieee128\M} } }  */
-  *p = BUILTIN3 (remquol, *q, *r, *s);
-}
-
-/* Built-in functions that returns a long double and take no arguments.  */
-
-void
-return_ld_no_arg (long double *p)
-{
-  /* inline code.  */
-  *p++ = BUILTIN0 (huge_vall);
-
-  /* inline code.  */
-  *p   = BUILTIN0 (infl);     
-}
-
-/* Built-in functions that return san int and takes one long double argument.  */
-
-void
-return_i_arg_ld (int *p,
-		 long double *q)
-{
-  /* { dg-final { scan-assembler {\m__ceilieee128\M} } }  */
-  *p++ = BUILTIN1 (iceill, *q++);
-
-  /* { dg-final { scan-assembler {\m__floorieee128\M} } }  */
-  *p++ = BUILTIN1 (ifloorl, *q++);
-
-  /* { dg-final { scan-assembler {\m__ilogbieee128\M} } }  */
-  *p++ = BUILTIN1 (ilogbl, *q++);
-
-  /* { dg-final { scan-assembler {\m__lrintieee128\M} } }  */
-  *p++ = BUILTIN1 (irintl, *q++);
-
-  /* { dg-final { scan-assembler {\m__lroundieee128\M} } }  */
-  *p++ = BUILTIN1 (iroundl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (signbitl, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (finitel, *q++);
-
-  /* inline code.  */
-  *p++ = BUILTIN1 (isinfl, *q++);
-
-  /* inline code.  */
-  *p   = BUILTIN1 (isnanl, *q);  
-}
-
-/* Built-in functions that returns a long and takes one long double argument.  */
-
-void
-return_l_arg_ld (long *p,
-		 long double *q)
-{
-  /* ceilf128 mentioned previouly.  */
-  *p++ = BUILTIN1 (lceill, *q++);
-
-  /* floorf128 mentioned previously.  */
-  *p++ = BUILTIN1 (lfloorl, *q++);
-
-  /* lrintf128 mentioned previously.  */
-  *p++ = BUILTIN1 (lrintl, *q++);
-
-  /* lroundf128 mentioned previously.  */
-  *p   = BUILTIN1 (lroundl, *q);  
-}
-
-/* Built-in functions that returns a long long and takes one long double
-   argument.  */
-
-void
-return_ll_arg_ld (long long *p,
-		  long double *r)
-{
-  /* ceilf128 mentioned previous.  */
-  *p++ = BUILTIN1 (llceill, *r++);
-
-  /* floorf128 mentioned previously.  */
-  *p++ = BUILTIN1 (llfloorl, *r++);
-
-  /* llrintf128 mentioned previously.  */
-  *p++ = BUILTIN1 (llrintl, *r++);
-
-  /* llroundf128 mentioned previously.  */
-  *p   = BUILTIN1 (llroundl, *r);  
-}
-
-/* Built-in function that returns a double and takes one double and one long
-   double arguments.  */
-
-void
-return_d_arg_d_ld (double *p,
-		   double *q,
-		   long double *r)
-{
-  /* { dg-final { scan-assembler {\m__nexttoward_to_ieee128\M} } }  */
-  *p = BUILTIN2 (nexttoward, *q, *r);
-}
-
-/* Built-in function that returns a float and takes one float and one long
-   double arguments.  */
-
-void
-return_f_arg_f_ld (float *p,
-		   float *q,
-		   long double *r)
-{
-  /* { dg-final { scan-assembler {\m__nexttowardf_to_ieee128\M} } }  */
-  *p = BUILTIN2 (nexttowardf, *q, *r);
-}
-
-/* Built-in function that returns void and takes one long double and two
-   pointers to long double arguments.  */
-
-void
-return_void_arg_ld_pld_pld (long double *p,
-			    long double **q,
-			    long double **r)
-{
-  /* __sincosieee128 mentioned previously.  */
-  BUILTIN3 (sincosl, *p, *q, *r);
-}
-
-/* Debug main program to determine if the library has all of the mapped
-   external functions.  Note, you need a new enough glibc to provide all of the
-   f128 functions.  */
-#ifdef DO_MAIN
-int
-main (void)
-{
-  return 0;
-}
-#endif
diff --git a/gcc/testsuite/gcc.target/powerpc/float128-longdouble-stdio.c b/gcc/testsuite/gcc.target/powerpc/float128-longdouble-stdio.c
deleted file mode 100644
index 77c7b41cec9..00000000000
--- a/gcc/testsuite/gcc.target/powerpc/float128-longdouble-stdio.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/* { dg-require-effective-target ppc_float128_hw } */
-/* { dg-require-effective-target power10_ok } */
-/* { dg-options "-mdejagnu-cpu=power9 -mno-pcrel -O2 -Wno-psabi -mabi=ieeelongdouble" } */
-
-/* Test if switching long double to IEEE 128-bit maps the printf and scanf
-   function names correctly.  We explicitly turn off PC-relative support to
-   make it simpler to compare the call without having a @notoc qualifier.  */
-
-#include <stdlib.h>
-
-volatile long double x = 1.0L;
-volatile long double y, z;
-
-int
-main (void)
-{
-  char buffer[100];
-
-  /* { dg-final { scan-assembler {\m__sprintfieee128\M} } }  */
-  __builtin_sprintf (buffer, "%Lg", x);
-
-  /* { dg-final { scan-assembler {\m__printfieee128\M} } }  */
-  __builtin_printf ("x is %Lg [%s]\n", x, buffer);
-
-  /* { dg-final { scan-assembler {\m__isoc99sscanfieee128\M} } }  */
-  __builtin_sscanf (buffer, "%Lg", &y);
-
-  __builtin_printf ("Type 1.0: ");
-
-  /* { dg-final { scan-assembler {\m__isoc99scanfieee128\M} } }  */
-  __builtin_scanf ("%Lg", &z);
-
-  if (x != y || x != z)
-    abort ();
-
-  return 0;
-}
diff --git a/gcc/testsuite/gcc.target/powerpc/float128-math.c b/gcc/testsuite/gcc.target/powerpc/float128-math.c
index ea5cb43bcf1..4ad3b5b8363 100644
--- a/gcc/testsuite/gcc.target/powerpc/float128-math.c
+++ b/gcc/testsuite/gcc.target/powerpc/float128-math.c
@@ -10,11 +10,11 @@
 
 extern __float128 sinf128 (__float128);
 
-void foo (__float128 *p, long double *q)
+void foo (__float128 *p, long double *q, long double *r)
 {
   *p = sinf128 (*p);
   *q = __builtin_sinl (*q);
 }
 
-/* { dg-final { scan-assembler     {\mbl __sinieee128\M} } } */
-/* { dg-final { scan-assembler-not {\mbl sinl\M}         } } */
+/* { dg-final { scan-assembler-times {\mbl sinf128\M} 2 } } */
+/* { dg-final { scan-assembler-not   {\mbl sinl\M}      } } */


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2020-10-08 19:33 [gcc(refs/users/meissner/heads/work019)] Undo last changes Michael Meissner

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