diff --git a/include/post.h b/include/post.h index 97583b7e9a31c87ccd8a82e9911299d79036358f..fe96312cb08b13d076963fb14c963a18a50accd7 100644 --- a/include/post.h +++ b/include/post.h @@ -80,6 +80,19 @@ extern struct post_test post_list[]; extern unsigned int post_list_size; extern int post_hotkeys_pressed(void); +/* + * If GCC is configured to use a version of GAS that supports + * the .gnu_attribute directive, it will use that directive to + * record certain properties of the output code. + * This feature is new to GCC 4.3.0. + * .gnu_attribute is new to GAS 2.18. + */ +#if (__GNUC__ >= 4 && __GNUC_MINOR__ >= 3) +/* Tag_GNU_Power_ABI_FP/soft-float */ +#define GNU_FPOST_ATTR asm(".gnu_attribute 4, 2"); +#else +#define GNU_FPOST_ATTR +#endif /* __GNUC__ */ #endif /* __ASSEMBLY__ */ #define CONFIG_SYS_POST_RTC 0x00000001 diff --git a/post/lib_ppc/fpu/20001122-1.c b/post/lib_ppc/fpu/20001122-1.c index a8537fa6a196370d4f55f92f21030344b72cbb4c..bef80c5f79e72e660dc81622e24adbfc067906a0 100644 --- a/post/lib_ppc/fpu/20001122-1.c +++ b/post/lib_ppc/fpu/20001122-1.c @@ -30,6 +30,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + int fpu_post_test_math1 (void) { volatile double a, *p; diff --git a/post/lib_ppc/fpu/20010114-2.c b/post/lib_ppc/fpu/20010114-2.c index 91e3631d0c48be4adbd54ec672ff12f35a258358..ee564e8d621f439cf15a621aecb00a8bdf8b6f7d 100644 --- a/post/lib_ppc/fpu/20010114-2.c +++ b/post/lib_ppc/fpu/20010114-2.c @@ -30,6 +30,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + static float rintf (float x) { volatile float TWO23 = 8388608.0; diff --git a/post/lib_ppc/fpu/20010226-1.c b/post/lib_ppc/fpu/20010226-1.c index b00386b18970de982899942fbff923edbad02f29..099ca4a64f7dcca83b2e7f2db7c2eaa9bb9bc374 100644 --- a/post/lib_ppc/fpu/20010226-1.c +++ b/post/lib_ppc/fpu/20010226-1.c @@ -30,6 +30,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + int fpu_post_test_math3 (void) { volatile long double dfrom = 1.1; diff --git a/post/lib_ppc/fpu/980619-1.c b/post/lib_ppc/fpu/980619-1.c index ceb2b76bf53c485bc5a9019900cae490aa2635ce..46a31aec45f95ffe4ba576daa2d3eef31eb6aa7e 100644 --- a/post/lib_ppc/fpu/980619-1.c +++ b/post/lib_ppc/fpu/980619-1.c @@ -30,6 +30,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + int fpu_post_test_math4 (void) { volatile float reale = 1.0f; diff --git a/post/lib_ppc/fpu/Makefile b/post/lib_ppc/fpu/Makefile index db435931d8d1e5206a966992e151d6b270ad6b1a..a6815398e5a9b87fee630cfe9e2b9f3809b234ea 100644 --- a/post/lib_ppc/fpu/Makefile +++ b/post/lib_ppc/fpu/Makefile @@ -29,4 +29,5 @@ COBJS-$(CONFIG_HAS_POST) += acc1.o compare-fp-1.o mul-subnormal-single-1.o include $(TOPDIR)/post/rules.mk +CFLAGS := $(shell echo $(CFLAGS) | sed s/-msoft-float//) CFLAGS += -mhard-float -fkeep-inline-functions diff --git a/post/lib_ppc/fpu/acc1.c b/post/lib_ppc/fpu/acc1.c index 8a6519383639733a70eb988c51584f686aaeffea..9fca9b3788a32e27efe9ebfa3e3e1dcf7e813fda 100644 --- a/post/lib_ppc/fpu/acc1.c +++ b/post/lib_ppc/fpu/acc1.c @@ -30,6 +30,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + static double func (const double *array) { double d = *array; diff --git a/post/lib_ppc/fpu/compare-fp-1.c b/post/lib_ppc/fpu/compare-fp-1.c index ab476579e7fb5c6e70107a3d281acb583c3bca59..f836b29c08ede62ae9b68ed89ca699845a8f0de8 100644 --- a/post/lib_ppc/fpu/compare-fp-1.c +++ b/post/lib_ppc/fpu/compare-fp-1.c @@ -32,6 +32,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + static int failed; #define TEST(c) if ((c) != ok) failed++ diff --git a/post/lib_ppc/fpu/fpu.c b/post/lib_ppc/fpu/fpu.c index 846b76d875052115b019a8f0be2b087496de9e86..3f3adea197baf57c9f1a1eb2a5bf1203aeb4b746 100644 --- a/post/lib_ppc/fpu/fpu.c +++ b/post/lib_ppc/fpu/fpu.c @@ -40,6 +40,8 @@ #include <watchdog.h> +GNU_FPOST_ATTR + extern int fpu_status (void); extern void fpu_enable (void); extern void fpu_disable (void); diff --git a/post/lib_ppc/fpu/mul-subnormal-single-1.c b/post/lib_ppc/fpu/mul-subnormal-single-1.c index 9c514e116706674c88b0e729a938ff2709a8d5d0..1f3732d9243fc193679497cad13f4d4e34d1deff 100644 --- a/post/lib_ppc/fpu/mul-subnormal-single-1.c +++ b/post/lib_ppc/fpu/mul-subnormal-single-1.c @@ -32,6 +32,8 @@ #if CONFIG_POST & CONFIG_SYS_POST_FPU +GNU_FPOST_ATTR + union uf { unsigned int u;