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author | Jeff Garzik <jeff@garzik.org> | 2006-03-29 17:18:49 -0500 |
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committer | Jeff Garzik <jeff@garzik.org> | 2006-03-29 17:18:49 -0500 |
commit | e02a4cabfcb9a999b74a2e2e6f13ffcb7ff2d606 (patch) | |
tree | 2f3db60be4c57eca2a4c3ab3f3122dcf1ec0c624 /arch/powerpc/math-emu/fctiwz.c | |
parent | 600511e86babe3727264a0883a3a264f6fb6caf5 (diff) | |
parent | f3cab8a0b1a772dc8b055b7affa567a366627c9e (diff) |
Merge branch 'master'
Diffstat (limited to 'arch/powerpc/math-emu/fctiwz.c')
-rw-r--r-- | arch/powerpc/math-emu/fctiwz.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/powerpc/math-emu/fctiwz.c b/arch/powerpc/math-emu/fctiwz.c new file mode 100644 index 00000000000..7717eb6fcfb --- /dev/null +++ b/arch/powerpc/math-emu/fctiwz.c @@ -0,0 +1,32 @@ +#include <linux/types.h> +#include <linux/errno.h> +#include <asm/uaccess.h> + +#include "soft-fp.h" +#include "double.h" + +int +fctiwz(u32 *frD, void *frB) +{ + FP_DECL_D(B); + u32 fpscr; + unsigned int r; + + fpscr = __FPU_FPSCR; + __FPU_FPSCR &= ~(3); + __FPU_FPSCR |= FP_RND_ZERO; + + __FP_UNPACK_D(B, frB); + FP_TO_INT_D(r, B, 32, 1); + frD[1] = r; + + __FPU_FPSCR = fpscr; + +#ifdef DEBUG + printk("%s: D %p, B %p: ", __FUNCTION__, frD, frB); + dump_double(frD); + printk("\n"); +#endif + + return 0; +} |