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| author | H.J. Lu <hongjiu.lu@intel.com> | 2012-05-21 12:48:38 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2012-05-21 05:48:38 -0700 |
| commit | 30ee9dbf3d7636fb6b590ea3a1cbf56900b1e9c0 (patch) | |
| tree | 618a0abfa94c6ea0a6da69cd2dcb5ae0831f4ca3 /gcc | |
| parent | 21039e0e003246c87d123bcd7099d411ac82a1fd (diff) | |
| download | gcc-30ee9dbf3d7636fb6b590ea3a1cbf56900b1e9c0.zip gcc-30ee9dbf3d7636fb6b590ea3a1cbf56900b1e9c0.tar.gz gcc-30ee9dbf3d7636fb6b590ea3a1cbf56900b1e9c0.tar.bz2 | |
Warn passing SSE argument ABI change for -m64
gcc/
PR target/53425
* config/i386/i386.c (type_natural_mode): Warn passing SSE
vector argument without SSE enabled changes the ABI.
gcc/testsuite/
PR target/53425
* gcc.target/i386/pr53425-1.c: New file.
* gcc.target/i386/pr53425-2.c: Likewise.
From-SVN: r187711
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 14 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr53425-1.c | 14 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr53425-2.c | 14 |
5 files changed, 54 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 75190eb1..d6eb3d1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-05-21 H.J. Lu <hongjiu.lu@intel.com> + + PR target/53425 + * config/i386/i386.c (type_natural_mode): Warn passing SSE + vector argument without SSE enabled changes the ABI. + 2012-05-21 Richard Guenther <rguenther@suse.de> PR tree-optimization/53408 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index eca542c..4b27cdf 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -5827,6 +5827,20 @@ type_natural_mode (const_tree type, const CUMULATIVE_ARGS *cum) } return TYPE_MODE (type); } + else if ((size == 8 || size == 16) && !TARGET_SSE) + { + static bool warnedsse; + + if (cum + && !warnedsse + && cum->warn_sse) + { + warnedsse = true; + warning (0, "SSE vector argument without SSE " + "enabled changes the ABI"); + } + return mode; + } else return mode; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 585ee31..63667c0 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2012-05-21 H.J. Lu <hongjiu.lu@intel.com> + + PR target/53425 + * gcc.target/i386/pr53425-1.c: New file. + * gcc.target/i386/pr53425-2.c: Likewise. + 2012-05-21 Richard Guenther <rguenther@suse.de> PR tree-optimization/53408 diff --git a/gcc/testsuite/gcc.target/i386/pr53425-1.c b/gcc/testsuite/gcc.target/i386/pr53425-1.c new file mode 100644 index 0000000..2446c0f --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr53425-1.c @@ -0,0 +1,14 @@ +/* PR target/53425 */ +/* { dg-do compile { target { ! { ia32 } } } } */ +/* { dg-options "-O2 -mno-sse" } */ + +typedef double __v2df __attribute__ ((__vector_size__ (16))); + +extern __v2df x; + +extern void bar (__v2df); +void +foo (void) +{ + bar (x); /* { dg-message "warning: SSE vector argument without SSE enabled changes the ABI" } */ +} diff --git a/gcc/testsuite/gcc.target/i386/pr53425-2.c b/gcc/testsuite/gcc.target/i386/pr53425-2.c new file mode 100644 index 0000000..b89a5b1 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr53425-2.c @@ -0,0 +1,14 @@ +/* PR target/53425 */ +/* { dg-do compile { target { ! { ia32 } } } } */ +/* { dg-options "-O2 -mno-sse" } */ + +typedef float __v2sf __attribute__ ((__vector_size__ (8))); + +extern __v2sf x; + +extern void bar (__v2sf); +void +foo (void) +{ + bar (x); /* { dg-message "warning: SSE vector argument without SSE enabled changes the ABI" } */ +} |