diff options
| author | Wilco <wdijkstr@arm.com> | 2014-06-03 08:10:39 +0000 |
|---|---|---|
| committer | Marcus Shawcroft <marcus.shawcroft@arm.com> | 2014-06-03 12:44:50 +0000 |
| commit | 693096cc7b397a709f075865993027c14c06d3e5 (patch) | |
| tree | 0d72fb3b0ff99742554584af13c22604eae3f815 | |
| parent | 0b4366bc9bca9be8a2208455545c138bcd1e826c (diff) | |
| download | glibc-693096cc7b397a709f075865993027c14c06d3e5.zip glibc-693096cc7b397a709f075865993027c14c06d3e5.tar.gz glibc-693096cc7b397a709f075865993027c14c06d3e5.tar.bz2 | |
[AArch64] Switch from FE_TOWARDZERO to _FPU_FPCR_RM_MASK
| -rw-r--r-- | ChangeLog | 9 | ||||
| -rw-r--r-- | sysdeps/aarch64/fpu/get-rounding-mode.h | 2 | ||||
| -rw-r--r-- | sysdeps/aarch64/fpu/math_private.h | 10 |
3 files changed, 15 insertions, 6 deletions
@@ -1,5 +1,14 @@ 2014-06-03 Wilco <wdijkstr@arm.com> + * sysdeps/aarch64/fpu/math_private.h (libc_fesetround_aarch64) + (libc_feholdexcept_setround_aarch64) (libc_feholdsetround_aarch64) + (libc_feresetround_aarch64) (libc_feholdsetround_aarch64_ctx): + Use _FPU_FPCR_RM_MASK for rounding mask rather than FE_TOWARDZERO. + * sysdeps/aarch64/fpu/get-rounding-mode.h (get_rounding_mode): + Likewise. + +2014-06-03 Wilco <wdijkstr@arm.com> + * sysdeps/aarch64/fpu/math_private.h (libc_feholdexcept_aarch64) (libc_feholdexcept_setround_aarch64) (libc_fetestexcept_aarch64) (libc_fesetenv_aarch64) diff --git a/sysdeps/aarch64/fpu/get-rounding-mode.h b/sysdeps/aarch64/fpu/get-rounding-mode.h index 5c1615d..425b50e 100644 --- a/sysdeps/aarch64/fpu/get-rounding-mode.h +++ b/sysdeps/aarch64/fpu/get-rounding-mode.h @@ -32,7 +32,7 @@ get_rounding_mode (void) fpu_control_t fpcr; _FPU_GETCW (fpcr); - return fpcr & FE_TOWARDZERO; + return fpcr & _FPU_FPCR_RM_MASK; } #endif /* get-rounding-mode.h */ diff --git a/sysdeps/aarch64/fpu/math_private.h b/sysdeps/aarch64/fpu/math_private.h index a3f466b..023c9d0 100644 --- a/sysdeps/aarch64/fpu/math_private.h +++ b/sysdeps/aarch64/fpu/math_private.h @@ -58,7 +58,7 @@ libc_fesetround_aarch64 (int round) _FPU_GETCW (fpcr); /* Check whether rounding modes are different. */ - round = (fpcr ^ round) & FE_TOWARDZERO; + round = (fpcr ^ round) & _FPU_FPCR_RM_MASK; /* Set new rounding mode if different. */ if (__glibc_unlikely (round != 0)) @@ -84,7 +84,7 @@ libc_feholdexcept_setround_aarch64 (fenv_t *envp, int round) /* Clear exception flags, set all exceptions to non-stop, and set new rounding mode. */ - new_fpcr = fpcr & ~((FE_ALL_EXCEPT << FE_EXCEPT_SHIFT) | FE_TOWARDZERO); + new_fpcr = fpcr & ~((FE_ALL_EXCEPT << FE_EXCEPT_SHIFT) | _FPU_FPCR_RM_MASK); new_fpcr |= round; new_fpsr = fpsr & ~FE_ALL_EXCEPT; @@ -190,7 +190,7 @@ libc_feholdsetround_aarch64 (fenv_t *envp, int round) envp->__fpsr = fpsr; /* Check whether rounding modes are different. */ - round = (fpcr ^ round) & FE_TOWARDZERO; + round = (fpcr ^ round) & _FPU_FPCR_RM_MASK; /* Set new rounding mode if different. */ if (__glibc_unlikely (round != 0)) @@ -210,7 +210,7 @@ libc_feresetround_aarch64 (fenv_t *envp) _FPU_GETCW (fpcr); /* Check whether rounding modes are different. */ - round = (envp->__fpcr ^ fpcr) & FE_TOWARDZERO; + round = (envp->__fpcr ^ fpcr) & _FPU_FPCR_RM_MASK; /* Restore the rounding mode if it was changed. */ if (__glibc_unlikely (round != 0)) @@ -236,7 +236,7 @@ libc_feholdsetround_aarch64_ctx (struct rm_ctx *ctx, int r) ctx->env.__fpsr = fpsr; /* Check whether rounding modes are different. */ - round = (fpcr ^ r) & FE_TOWARDZERO; + round = (fpcr ^ r) & _FPU_FPCR_RM_MASK; ctx->updated_status = round != 0; /* Set the rounding mode if changed. */ |