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[PULL 041/101] target/ppc: Update do_frsp for new flags
From: |
Cédric Le Goater |
Subject: |
[PULL 041/101] target/ppc: Update do_frsp for new flags |
Date: |
Thu, 16 Dec 2021 21:25:14 +0100 |
From: Richard Henderson <richard.henderson@linaro.org>
Now that vxsnan is computed directly by softfloat,
we don't need to recompute it.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20211119160502.17432-23-richard.henderson@linaro.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
target/ppc/fpu_helper.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index 77ab6f9e6426..65acf605b78f 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -723,18 +723,13 @@ FPU_FMADD(fnmsub, NMSUB_FLGS)
/* frsp - frsp. */
static uint64_t do_frsp(CPUPPCState *env, uint64_t arg, uintptr_t retaddr)
{
- CPU_DoubleU farg;
- float32 f32;
-
- farg.ll = arg;
+ float32 f32 = float64_to_float32(arg, &env->fp_status);
+ int flags = get_float_exception_flags(&env->fp_status);
- if (unlikely(float64_is_signaling_nan(farg.d, &env->fp_status))) {
+ if (unlikely(flags & float_flag_invalid_snan)) {
float_invalid_op_vxsnan(env, retaddr);
}
- f32 = float64_to_float32(farg.d, &env->fp_status);
- farg.d = float32_to_float64(f32, &env->fp_status);
-
- return farg.ll;
+ return float32_to_float64(f32, &env->fp_status);
}
uint64_t helper_frsp(CPUPPCState *env, uint64_t arg)
--
2.31.1
- [PULL 046/101] softfloat: Add float64r32 arithmetic routines, (continued)
- [PULL 046/101] softfloat: Add float64r32 arithmetic routines, Cédric Le Goater, 2021/12/16
- [PULL 055/101] target/ppc: Disable unused facilities in the e600 CPU, Cédric Le Goater, 2021/12/16
- [PULL 042/101] target/ppc: Use helper_todouble in do_frsp, Cédric Le Goater, 2021/12/16
- [PULL 052/101] target/ppc: Update fres to new flags and float64r32, Cédric Le Goater, 2021/12/16
- [PULL 061/101] ppc/ppc405: Change kernel load address, Cédric Le Goater, 2021/12/16
- [PULL 053/101] target/ppc: Use helper_todouble/tosingle in helper_xststdcsp, Cédric Le Goater, 2021/12/16
- [PULL 068/101] ppc/ppc405: Remove flash support, Cédric Le Goater, 2021/12/16
- [PULL 077/101] target/ppc: fix xscvqpdp register access, Cédric Le Goater, 2021/12/16
- [PULL 038/101] target/ppc: Split out do_fmadd, Cédric Le Goater, 2021/12/16
- [PULL 040/101] target/ppc: Split out do_frsp, Cédric Le Goater, 2021/12/16
- [PULL 041/101] target/ppc: Update do_frsp for new flags,
Cédric Le Goater <=
- [PULL 044/101] target/ppc: Update xsrqpi and xsrqpxp to new flags, Cédric Le Goater, 2021/12/16
- [PULL 045/101] target/ppc: Update fre to new flags, Cédric Le Goater, 2021/12/16
- [PULL 022/101] softfloat: Add flag specific to Inf * 0, Cédric Le Goater, 2021/12/16
- [PULL 032/101] target/ppc: Fix VXCVI return value, Cédric Le Goater, 2021/12/16
- [PULL 043/101] target/ppc: Update sqrt for new flags, Cédric Le Goater, 2021/12/16
- [PULL 050/101] target/ppc: Add helper for fmuls, Cédric Le Goater, 2021/12/16
- [PULL 047/101] target/ppc: Add helpers for fmadds et al, Cédric Le Goater, 2021/12/16
- [PULL 054/101] target/ppc: Disable software TLB for the 7450 family, Cédric Le Goater, 2021/12/16
- [PULL 060/101] target/ppc: remove 401/403 CPUs, Cédric Le Goater, 2021/12/16
- [PULL 062/101] ppc: Mark the 'taihu' machine as deprecated, Cédric Le Goater, 2021/12/16