From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, Palmer Dabbelt <palmer@sifive.com>,
Sagar Karandikar <sagark@eecs.berkeley.edu>,
Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Subject: [Qemu-devel] [PULL 18/28] target/riscv: Remove floatX_maybe_silence_nan from conversions
Date: Wed, 16 May 2018 08:52:33 -0700 [thread overview]
Message-ID: <20180516155243.16937-19-richard.henderson@linaro.org> (raw)
In-Reply-To: <20180516155243.16937-1-richard.henderson@linaro.org>
This is now handled properly by the generic softfloat code.
Cc: Palmer Dabbelt <palmer@sifive.com>
Cc: Sagar Karandikar <sagark@eecs.berkeley.edu>
Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Reviewed-by: Michael Clark <mjc@sifive.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/riscv/fpu_helper.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/target/riscv/fpu_helper.c b/target/riscv/fpu_helper.c
index abbadead5c..fdb87d8d82 100644
--- a/target/riscv/fpu_helper.c
+++ b/target/riscv/fpu_helper.c
@@ -279,14 +279,12 @@ uint64_t helper_fmax_d(CPURISCVState *env, uint64_t frs1, uint64_t frs2)
uint64_t helper_fcvt_s_d(CPURISCVState *env, uint64_t rs1)
{
- rs1 = float64_to_float32(rs1, &env->fp_status);
- return float32_maybe_silence_nan(rs1, &env->fp_status);
+ return float64_to_float32(rs1, &env->fp_status);
}
uint64_t helper_fcvt_d_s(CPURISCVState *env, uint64_t rs1)
{
- rs1 = float32_to_float64(rs1, &env->fp_status);
- return float64_maybe_silence_nan(rs1, &env->fp_status);
+ return float32_to_float64(rs1, &env->fp_status);
}
uint64_t helper_fsqrt_d(CPURISCVState *env, uint64_t frs1)
--
2.17.0
next prev parent reply other threads:[~2018-05-16 15:53 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-16 15:52 [Qemu-devel] [PULL 00/28] softfloat patch roundup Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 01/28] fpu/softfloat: Fix conversion from uint64 to float128 Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 02/28] fpu/softfloat: Merge NO_SIGNALING_NANS definitions Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 03/28] fpu/softfloat: Split floatXX_silence_nan from floatXX_maybe_silence_nan Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 04/28] fpu/softfloat: Move softfloat-specialize.h below FloatParts definition Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 05/28] fpu/softfloat: Canonicalize NaN fraction Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 06/28] fpu/softfloat: Introduce parts_is_snan_frac Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 07/28] fpu/softfloat: Replace float_class_dnan with parts_default_nan Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 08/28] fpu/softfloat: Replace float_class_msnan with parts_silence_nan Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 09/28] target/arm: convert conversion helpers to fpst/ahp_flag Richard Henderson
2018-05-17 10:16 ` Peter Maydell
2018-05-17 22:19 ` Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 10/28] target/arm: squash FZ16 behaviour for conversions Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 11/28] fpu/softfloat: Partial support for ARM Alternative half-precision Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 12/28] fpu/softfloat: re-factor float to float conversions Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 13/28] target/arm: Use floatX_silence_nan when we have already checked for SNaN Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 14/28] target/arm: Remove floatX_maybe_silence_nan from conversions Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 15/28] target/hppa: " Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 16/28] target/m68k: Use floatX_silence_nan when we have already checked for SNaN Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 17/28] target/mips: Remove floatX_maybe_silence_nan from conversions Richard Henderson
2018-05-16 15:52 ` Richard Henderson [this message]
2018-05-16 15:52 ` [Qemu-devel] [PULL 19/28] target/s390x: " Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 20/28] fpu/softfloat: Use float*_silence_nan in propagateFloat*NaN Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 21/28] fpu/softfloat: Remove floatX_maybe_silence_nan Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 22/28] fpu/softfloat: Specialize on snan_bit_is_one Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 23/28] fpu/softfloat: Make is_nan et al available to softfloat-specialize.h Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 24/28] fpu/softfloat: Pass FloatClass to pickNaN Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 25/28] fpu/softfloat: Pass FloatClass to pickNaNMulAdd Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 26/28] fpu/softfloat: Define floatN_default_nan in terms of parts_default_nan Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 27/28] fpu/softfloat: Clean up parts_default_nan Richard Henderson
2018-05-16 15:52 ` [Qemu-devel] [PULL 28/28] fpu/softfloat: Define floatN_silence_nan in terms of parts_silence_nan Richard Henderson
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