Copied from Debian. From: Dave Martin Subject: "rsc" doesnt exist anymore in thumb2 diff --git a/fixed.h b/fixed.h index 4b58abf..ba4bc26 100644 --- a/fixed.h +++ b/fixed.h @@ -275,12 +275,25 @@ mad_fixed_t mad_f_mul_inline(mad_fixed_t x, mad_fixed_t y) : "+r" (lo), "+r" (hi) \ : "%r" (x), "r" (y)) +#ifdef __thumb__ +/* In Thumb-2, the RSB-immediate instruction is only allowed with a zero + operand. If needed this code can also support Thumb-1 + (simply append "s" to the end of the second two instructions). */ +# define MAD_F_MLN(hi, lo) \ + asm ("rsbs %0, %0, #0\n\t" \ + "sbc %1, %1, %1\n\t" \ + "sub %1, %1, %2" \ + : "+&r" (lo), "=&r" (hi) \ + : "r" (hi) \ + : "cc") +#else /* ! __thumb__ */ # define MAD_F_MLN(hi, lo) \ asm ("rsbs %0, %2, #0\n\t" \ "rsc %1, %3, #0" \ - : "=r" (lo), "=r" (hi) \ + : "=&r" (lo), "=r" (hi) \ : "0" (lo), "1" (hi) \ : "cc") +#endif /* __thumb__ */ # define mad_f_scale64(hi, lo) \ ({ mad_fixed_t __result; \ f='/guix/about/'>aboutsummaryrefslogtreecommitdiff
path: root/tests/inferior.scm
AgeCommit message (Expand)Author
2022-07-08guix: inferior: Fix the behaviour of open-inferior #:error-port....Christopher Baines
2022-05-20inferior: Close duplicate socketpair file descriptor....Ludovic Courtès