diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/ChangeLog | 8 | ||||
| -rw-r--r-- | include/longlong.h | 28 |
2 files changed, 36 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index 74f9cdc..6b01d24 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -13,6 +13,14 @@ * bfdlink.h (bfd_link_info): Add call_nop_as_suffix and call_nop_byte. +2015-10-27 Daniel Jacobowitz <dan@codesourcery.com> + Joseph Myers <joseph@codesourcery.com> + Mark Shinwell <shinwell@codesourcery.com> + Andrew Stubbs <ams@codesourcery.com> + Rich Felker <dalias@libc.org> + + * longlong.h (udiv_qrnnd): Add FDPIC compatible version for SH. + 2015-10-18 Roland McGrath <roland@gnu.org> PR other/63758 diff --git a/include/longlong.h b/include/longlong.h index a0b2ce1..d7ef671 100644 --- a/include/longlong.h +++ b/include/longlong.h @@ -1102,6 +1102,33 @@ extern UDItype __umulsidi3 (USItype, USItype); /* This is the same algorithm as __udiv_qrnnd_c. */ #define UDIV_NEEDS_NORMALIZATION 1 +#ifdef __FDPIC__ +/* FDPIC needs a special version of the asm fragment to extract the + code address from the function descriptor. __udiv_qrnnd_16 is + assumed to be local and not to use the GOT, so loading r12 is + not needed. */ +#define udiv_qrnnd(q, r, n1, n0, d) \ + do { \ + extern UWtype __udiv_qrnnd_16 (UWtype, UWtype) \ + __attribute__ ((visibility ("hidden"))); \ + /* r0: rn r1: qn */ /* r0: n1 r4: n0 r5: d r6: d1 */ /* r2: __m */ \ + __asm__ ( \ + "mov%M4 %4,r5\n" \ +" swap.w %3,r4\n" \ +" swap.w r5,r6\n" \ +" mov.l @%5,r2\n" \ +" jsr @r2\n" \ +" shll16 r6\n" \ +" swap.w r4,r4\n" \ +" mov.l @%5,r2\n" \ +" jsr @r2\n" \ +" swap.w r1,%0\n" \ +" or r1,%0" \ + : "=r" (q), "=&z" (r) \ + : "1" (n1), "r" (n0), "rm" (d), "r" (&__udiv_qrnnd_16) \ + : "r1", "r2", "r4", "r5", "r6", "pr", "t"); \ + } while (0) +#else #define udiv_qrnnd(q, r, n1, n0, d) \ do { \ extern UWtype __udiv_qrnnd_16 (UWtype, UWtype) \ @@ -1121,6 +1148,7 @@ extern UDItype __umulsidi3 (USItype, USItype); : "1" (n1), "r" (n0), "rm" (d), "r" (&__udiv_qrnnd_16) \ : "r1", "r2", "r4", "r5", "r6", "pr", "t"); \ } while (0) +#endif /* __FDPIC__ */ #define UDIV_TIME 80 |