From 84c1c9b013faf8cdac31db3f6612bd9d5f70ddb3 Mon Sep 17 00:00:00 2001 From: Kewen Lin Date: Wed, 27 Apr 2022 22:34:27 -0500 Subject: [PATCH] testsuite: Add test case for pack/unpack bifs at soft-float [PR105334] This patch is to add the test coverage for the two recent fixes r12-8091 and r12-8226 from Segher, aix is skipped since it takes soft-float and long-double-128 incompatible. PR target/105334 gcc/testsuite/ChangeLog: * gcc.target/powerpc/pr105334.c: New test. --- gcc/testsuite/gcc.target/powerpc/pr105334.c | 31 +++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 gcc/testsuite/gcc.target/powerpc/pr105334.c diff --git a/gcc/testsuite/gcc.target/powerpc/pr105334.c b/gcc/testsuite/gcc.target/powerpc/pr105334.c new file mode 100644 index 00000000000..7664e033dd0 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr105334.c @@ -0,0 +1,31 @@ +/* Skip this on aix, since it takes soft-float and long-double-128 + incompatible and warns it. */ +/* { dg-skip-if "aix long-double-128 soft-float" { powerpc*-*-aix* } } */ +/* { dg-options "-mlong-double-128 -msoft-float" } */ + +/* Verify there is no ICE. */ + +#include +#include +#include + +#define PACK __builtin_pack_ibm128 +#define UNPACK __builtin_unpack_ibm128 +#define LDOUBLE __ibm128 + +extern LDOUBLE bar (LDOUBLE); + +int +main (void) +{ + double high = pow (2.0, 60); + double low = 2.0; + LDOUBLE a = ((LDOUBLE) high) + ((LDOUBLE) low); + double x0 = UNPACK (a, 0); + double x1 = UNPACK (a, 1); + LDOUBLE b = PACK (x0, x1); + LDOUBLE c = bar (b); + + return c > a; +} +