Re: [PATCH, rs6000, C/C++] Fix PR target/86324: divkc3-1.c FAILs when compiling with -mabi=ieeelongdouble

[Peter Bergner]

On 6/27/18 3:26 PM, Peter Bergner wrote:
> gcc/
>       PR target/86324
>       * target.def (translate_mode_attribute): New hook.
>       * targhooks.h (default_translate_mode_attribute): Declare.
>       * targhooks.c (default_translate_mode_attribute): New function.
>       * doc/tm.texi.in (TARGET_TRANSLATE_MODE_ATTRIBUTE): New hook.
>       * doc/tm.texi: Regenerate.
>       * config/rs6000/rs6000.c (TARGET_TRANSLATE_MODE_ATTRIBUTE): Define.
>       (rs6000_translate_mode_attribute): New function.
> 
> gcc/c-family/
>       PR target/86324
>       * c-attribs.c (handle_mode_attribute): Call new translate_mode_attribute
>       target hook.

Oops, I forgot the test cases.  Here they are.

Peter


gcc/testsuite/
        PR target/86324
        gcc.target/powerpc/pr86324-1.c: New test.
        gcc.target/powerpc/pr86324-2.c: Likewise.

Index: gcc/testsuite/gcc.target/powerpc/pr86324-1.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/pr86324-1.c        (nonexistent)
+++ gcc/testsuite/gcc.target/powerpc/pr86324-1.c        (working copy)
@@ -0,0 +1,10 @@
+/* { dg-do compile { target { powerpc*-*-linux* } } } */
+/* { dg-options "-mlong-double-128 -mabi=ieeelongdouble -Wno-psabi" } */
+
+typedef __complex float cflt_t __attribute__((mode(KC)));
+
+cflt_t
+divide (cflt_t *ptr)
+{
+  return *ptr;
+}
Index: gcc/testsuite/gcc.target/powerpc/pr86324-2.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/pr86324-2.c        (nonexistent)
+++ gcc/testsuite/gcc.target/powerpc/pr86324-2.c        (working copy)
@@ -0,0 +1,10 @@
+/* { dg-do compile { target { powerpc*-*-linux* } } } */
+/* { dg-options "-mlong-double-128 -mabi=ibmlongdouble -Wno-psabi" } */
+
+typedef __complex float cflt_t __attribute__((mode(IC)));
+
+cflt_t
+divide (cflt_t *ptr)
+{
+  return *ptr;
+}