diff options
author | Richard Henderson <richard.henderson@linaro.org> | 2020-10-22 09:50:03 -0700 |
---|---|---|
committer | Richard Henderson <richard.henderson@linaro.org> | 2021-05-16 07:13:51 -0500 |
commit | f8155c1d5236515359ef60a03f942b5b1fcb1c7c (patch) | |
tree | 7978ebc6b298ec183a261bde268c57902f8a57e8 /fpu | |
parent | a777d6033447a916620846d3a65bc64a0617b574 (diff) | |
download | qemu-f8155c1d5236515359ef60a03f942b5b1fcb1c7c.zip qemu-f8155c1d5236515359ef60a03f942b5b1fcb1c7c.tar.gz qemu-f8155c1d5236515359ef60a03f942b5b1fcb1c7c.tar.bz2 |
softfloat: Rename FloatParts to FloatParts64
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'fpu')
-rw-r--r-- | fpu/softfloat-specialize.c.inc | 6 | ||||
-rw-r--r-- | fpu/softfloat.c | 362 |
2 files changed, 184 insertions, 184 deletions
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc index 05cb2ee..bb928b0 100644 --- a/fpu/softfloat-specialize.c.inc +++ b/fpu/softfloat-specialize.c.inc @@ -129,7 +129,7 @@ static bool parts_is_snan_frac(uint64_t frac, float_status *status) | The pattern for a default generated deconstructed floating-point NaN. *----------------------------------------------------------------------------*/ -static FloatParts parts_default_nan(float_status *status) +static FloatParts64 parts_default_nan(float_status *status) { bool sign = 0; uint64_t frac; @@ -163,7 +163,7 @@ static FloatParts parts_default_nan(float_status *status) } #endif - return (FloatParts) { + return (FloatParts64) { .cls = float_class_qnan, .sign = sign, .exp = INT_MAX, @@ -176,7 +176,7 @@ static FloatParts parts_default_nan(float_status *status) | floating-point parts. *----------------------------------------------------------------------------*/ -static FloatParts parts_silence_nan(FloatParts a, float_status *status) +static FloatParts64 parts_silence_nan(FloatParts64 a, float_status *status) { g_assert(!no_signaling_nans(status)); g_assert(!status->default_nan_mode); diff --git a/fpu/softfloat.c b/fpu/softfloat.c index 6589f00..27b5165 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -515,7 +515,7 @@ typedef struct { int32_t exp; FloatClass cls; bool sign; -} FloatParts; +} FloatParts64; #define DECOMPOSED_BINARY_POINT 63 #define DECOMPOSED_IMPLICIT_BIT (1ull << DECOMPOSED_BINARY_POINT) @@ -580,11 +580,11 @@ static const FloatFmt float64_params = { }; /* Unpack a float to parts, but do not canonicalize. */ -static inline FloatParts unpack_raw(FloatFmt fmt, uint64_t raw) +static inline FloatParts64 unpack_raw(FloatFmt fmt, uint64_t raw) { const int sign_pos = fmt.frac_size + fmt.exp_size; - return (FloatParts) { + return (FloatParts64) { .cls = float_class_unclassified, .sign = extract64(raw, sign_pos, 1), .exp = extract64(raw, fmt.frac_size, fmt.exp_size), @@ -592,50 +592,50 @@ static inline FloatParts unpack_raw(FloatFmt fmt, uint64_t raw) }; } -static inline FloatParts float16_unpack_raw(float16 f) +static inline FloatParts64 float16_unpack_raw(float16 f) { return unpack_raw(float16_params, f); } -static inline FloatParts bfloat16_unpack_raw(bfloat16 f) +static inline FloatParts64 bfloat16_unpack_raw(bfloat16 f) { return unpack_raw(bfloat16_params, f); } -static inline FloatParts float32_unpack_raw(float32 f) +static inline FloatParts64 float32_unpack_raw(float32 f) { return unpack_raw(float32_params, f); } -static inline FloatParts float64_unpack_raw(float64 f) +static inline FloatParts64 float64_unpack_raw(float64 f) { return unpack_raw(float64_params, f); } /* Pack a float from parts, but do not canonicalize. */ -static inline uint64_t pack_raw(FloatFmt fmt, FloatParts p) +static inline uint64_t pack_raw(FloatFmt fmt, FloatParts64 p) { const int sign_pos = fmt.frac_size + fmt.exp_size; uint64_t ret = deposit64(p.frac, fmt.frac_size, fmt.exp_size, p.exp); return deposit64(ret, sign_pos, 1, p.sign); } -static inline float16 float16_pack_raw(FloatParts p) +static inline float16 float16_pack_raw(FloatParts64 p) { return make_float16(pack_raw(float16_params, p)); } -static inline bfloat16 bfloat16_pack_raw(FloatParts p) +static inline bfloat16 bfloat16_pack_raw(FloatParts64 p) { return pack_raw(bfloat16_params, p); } -static inline float32 float32_pack_raw(FloatParts p) +static inline float32 float32_pack_raw(FloatParts64 p) { return make_float32(pack_raw(float32_params, p)); } -static inline float64 float64_pack_raw(FloatParts p) +static inline float64 float64_pack_raw(FloatParts64 p) { return make_float64(pack_raw(float64_params, p)); } @@ -651,7 +651,7 @@ static inline float64 float64_pack_raw(FloatParts p) #include "softfloat-specialize.c.inc" /* Canonicalize EXP and FRAC, setting CLS. */ -static FloatParts sf_canonicalize(FloatParts part, const FloatFmt *parm, +static FloatParts64 sf_canonicalize(FloatParts64 part, const FloatFmt *parm, float_status *status) { if (part.exp == parm->exp_max && !parm->arm_althp) { @@ -689,7 +689,7 @@ static FloatParts sf_canonicalize(FloatParts part, const FloatFmt *parm, * by EXP_BIAS and must be bounded by [EXP_MAX-1, 0]. */ -static FloatParts round_canonical(FloatParts p, float_status *s, +static FloatParts64 round_canonical(FloatParts64 p, float_status *s, const FloatFmt *parm) { const uint64_t frac_lsb = parm->frac_lsb; @@ -838,59 +838,59 @@ static FloatParts round_canonical(FloatParts p, float_status *s, } /* Explicit FloatFmt version */ -static FloatParts float16a_unpack_canonical(float16 f, float_status *s, +static FloatParts64 float16a_unpack_canonical(float16 f, float_status *s, const FloatFmt *params) { return sf_canonicalize(float16_unpack_raw(f), params, s); } -static FloatParts float16_unpack_canonical(float16 f, float_status *s) +static FloatParts64 float16_unpack_canonical(float16 f, float_status *s) { return float16a_unpack_canonical(f, s, &float16_params); } -static FloatParts bfloat16_unpack_canonical(bfloat16 f, float_status *s) +static FloatParts64 bfloat16_unpack_canonical(bfloat16 f, float_status *s) { return sf_canonicalize(bfloat16_unpack_raw(f), &bfloat16_params, s); } -static float16 float16a_round_pack_canonical(FloatParts p, float_status *s, +static float16 float16a_round_pack_canonical(FloatParts64 p, float_status *s, const FloatFmt *params) { return float16_pack_raw(round_canonical(p, s, params)); } -static float16 float16_round_pack_canonical(FloatParts p, float_status *s) +static float16 float16_round_pack_canonical(FloatParts64 p, float_status *s) { return float16a_round_pack_canonical(p, s, &float16_params); } -static bfloat16 bfloat16_round_pack_canonical(FloatParts p, float_status *s) +static bfloat16 bfloat16_round_pack_canonical(FloatParts64 p, float_status *s) { return bfloat16_pack_raw(round_canonical(p, s, &bfloat16_params)); } -static FloatParts float32_unpack_canonical(float32 f, float_status *s) +static FloatParts64 float32_unpack_canonical(float32 f, float_status *s) { return sf_canonicalize(float32_unpack_raw(f), &float32_params, s); } -static float32 float32_round_pack_canonical(FloatParts p, float_status *s) +static float32 float32_round_pack_canonical(FloatParts64 p, float_status *s) { return float32_pack_raw(round_canonical(p, s, &float32_params)); } -static FloatParts float64_unpack_canonical(float64 f, float_status *s) +static FloatParts64 float64_unpack_canonical(float64 f, float_status *s) { return sf_canonicalize(float64_unpack_raw(f), &float64_params, s); } -static float64 float64_round_pack_canonical(FloatParts p, float_status *s) +static float64 float64_round_pack_canonical(FloatParts64 p, float_status *s) { return float64_pack_raw(round_canonical(p, s, &float64_params)); } -static FloatParts return_nan(FloatParts a, float_status *s) +static FloatParts64 return_nan(FloatParts64 a, float_status *s) { g_assert(is_nan(a.cls)); if (is_snan(a.cls)) { @@ -904,7 +904,7 @@ static FloatParts return_nan(FloatParts a, float_status *s) return parts_default_nan(s); } -static FloatParts pick_nan(FloatParts a, FloatParts b, float_status *s) +static FloatParts64 pick_nan(FloatParts64 a, FloatParts64 b, float_status *s) { if (is_snan(a.cls) || is_snan(b.cls)) { float_raise(float_flag_invalid, s); @@ -925,7 +925,7 @@ static FloatParts pick_nan(FloatParts a, FloatParts b, float_status *s) return a; } -static FloatParts pick_nan_muladd(FloatParts a, FloatParts b, FloatParts c, +static FloatParts64 pick_nan_muladd(FloatParts64 a, FloatParts64 b, FloatParts64 c, bool inf_zero, float_status *s) { int which; @@ -971,7 +971,7 @@ static FloatParts pick_nan_muladd(FloatParts a, FloatParts b, FloatParts c, * Arithmetic. */ -static FloatParts addsub_floats(FloatParts a, FloatParts b, bool subtract, +static FloatParts64 addsub_floats(FloatParts64 a, FloatParts64 b, bool subtract, float_status *s) { bool a_sign = a.sign; @@ -1062,18 +1062,18 @@ static FloatParts addsub_floats(FloatParts a, FloatParts b, bool subtract, float16 QEMU_FLATTEN float16_add(float16 a, float16 b, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pb = float16_unpack_canonical(b, status); - FloatParts pr = addsub_floats(pa, pb, false, status); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pb = float16_unpack_canonical(b, status); + FloatParts64 pr = addsub_floats(pa, pb, false, status); return float16_round_pack_canonical(pr, status); } float16 QEMU_FLATTEN float16_sub(float16 a, float16 b, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pb = float16_unpack_canonical(b, status); - FloatParts pr = addsub_floats(pa, pb, true, status); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pb = float16_unpack_canonical(b, status); + FloatParts64 pr = addsub_floats(pa, pb, true, status); return float16_round_pack_canonical(pr, status); } @@ -1081,9 +1081,9 @@ float16 QEMU_FLATTEN float16_sub(float16 a, float16 b, float_status *status) static float32 QEMU_SOFTFLOAT_ATTR soft_f32_addsub(float32 a, float32 b, bool subtract, float_status *status) { - FloatParts pa = float32_unpack_canonical(a, status); - FloatParts pb = float32_unpack_canonical(b, status); - FloatParts pr = addsub_floats(pa, pb, subtract, status); + FloatParts64 pa = float32_unpack_canonical(a, status); + FloatParts64 pb = float32_unpack_canonical(b, status); + FloatParts64 pr = addsub_floats(pa, pb, subtract, status); return float32_round_pack_canonical(pr, status); } @@ -1101,9 +1101,9 @@ static inline float32 soft_f32_sub(float32 a, float32 b, float_status *status) static float64 QEMU_SOFTFLOAT_ATTR soft_f64_addsub(float64 a, float64 b, bool subtract, float_status *status) { - FloatParts pa = float64_unpack_canonical(a, status); - FloatParts pb = float64_unpack_canonical(b, status); - FloatParts pr = addsub_floats(pa, pb, subtract, status); + FloatParts64 pa = float64_unpack_canonical(a, status); + FloatParts64 pb = float64_unpack_canonical(b, status); + FloatParts64 pr = addsub_floats(pa, pb, subtract, status); return float64_round_pack_canonical(pr, status); } @@ -1199,18 +1199,18 @@ float64_sub(float64 a, float64 b, float_status *s) */ bfloat16 QEMU_FLATTEN bfloat16_add(bfloat16 a, bfloat16 b, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pb = bfloat16_unpack_canonical(b, status); - FloatParts pr = addsub_floats(pa, pb, false, status); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pb = bfloat16_unpack_canonical(b, status); + FloatParts64 pr = addsub_floats(pa, pb, false, status); return bfloat16_round_pack_canonical(pr, status); } bfloat16 QEMU_FLATTEN bfloat16_sub(bfloat16 a, bfloat16 b, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pb = bfloat16_unpack_canonical(b, status); - FloatParts pr = addsub_floats(pa, pb, true, status); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pb = bfloat16_unpack_canonical(b, status); + FloatParts64 pr = addsub_floats(pa, pb, true, status); return bfloat16_round_pack_canonical(pr, status); } @@ -1221,7 +1221,7 @@ bfloat16 QEMU_FLATTEN bfloat16_sub(bfloat16 a, bfloat16 b, float_status *status) * for Binary Floating-Point Arithmetic. */ -static FloatParts mul_floats(FloatParts a, FloatParts b, float_status *s) +static FloatParts64 mul_floats(FloatParts64 a, FloatParts64 b, float_status *s) { bool sign = a.sign ^ b.sign; @@ -1267,9 +1267,9 @@ static FloatParts mul_floats(FloatParts a, FloatParts b, float_status *s) float16 QEMU_FLATTEN float16_mul(float16 a, float16 b, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pb = float16_unpack_canonical(b, status); - FloatParts pr = mul_floats(pa, pb, status); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pb = float16_unpack_canonical(b, status); + FloatParts64 pr = mul_floats(pa, pb, status); return float16_round_pack_canonical(pr, status); } @@ -1277,9 +1277,9 @@ float16 QEMU_FLATTEN float16_mul(float16 a, float16 b, float_status *status) static float32 QEMU_SOFTFLOAT_ATTR soft_f32_mul(float32 a, float32 b, float_status *status) { - FloatParts pa = float32_unpack_canonical(a, status); - FloatParts pb = float32_unpack_canonical(b, status); - FloatParts pr = mul_floats(pa, pb, status); + FloatParts64 pa = float32_unpack_canonical(a, status); + FloatParts64 pb = float32_unpack_canonical(b, status); + FloatParts64 pr = mul_floats(pa, pb, status); return float32_round_pack_canonical(pr, status); } @@ -1287,9 +1287,9 @@ soft_f32_mul(float32 a, float32 b, float_status *status) static float64 QEMU_SOFTFLOAT_ATTR soft_f64_mul(float64 a, float64 b, float_status *status) { - FloatParts pa = float64_unpack_canonical(a, status); - FloatParts pb = float64_unpack_canonical(b, status); - FloatParts pr = mul_floats(pa, pb, status); + FloatParts64 pa = float64_unpack_canonical(a, status); + FloatParts64 pb = float64_unpack_canonical(b, status); + FloatParts64 pr = mul_floats(pa, pb, status); return float64_round_pack_canonical(pr, status); } @@ -1325,9 +1325,9 @@ float64_mul(float64 a, float64 b, float_status *s) bfloat16 QEMU_FLATTEN bfloat16_mul(bfloat16 a, bfloat16 b, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pb = bfloat16_unpack_canonical(b, status); - FloatParts pr = mul_floats(pa, pb, status); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pb = bfloat16_unpack_canonical(b, status); + FloatParts64 pr = mul_floats(pa, pb, status); return bfloat16_round_pack_canonical(pr, status); } @@ -1344,7 +1344,7 @@ bfloat16 QEMU_FLATTEN bfloat16_mul(bfloat16 a, bfloat16 b, float_status *status) * NaNs.) */ -static FloatParts muladd_floats(FloatParts a, FloatParts b, FloatParts c, +static FloatParts64 muladd_floats(FloatParts64 a, FloatParts64 b, FloatParts64 c, int flags, float_status *s) { bool inf_zero, p_sign; @@ -1520,10 +1520,10 @@ static FloatParts muladd_floats(FloatParts a, FloatParts b, FloatParts c, float16 QEMU_FLATTEN float16_muladd(float16 a, float16 b, float16 c, int flags, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pb = float16_unpack_canonical(b, status); - FloatParts pc = float16_unpack_canonical(c, status); - FloatParts pr = muladd_floats(pa, pb, pc, flags, status); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pb = float16_unpack_canonical(b, status); + FloatParts64 pc = float16_unpack_canonical(c, status); + FloatParts64 pr = muladd_floats(pa, pb, pc, flags, status); return float16_round_pack_canonical(pr, status); } @@ -1532,10 +1532,10 @@ static float32 QEMU_SOFTFLOAT_ATTR soft_f32_muladd(float32 a, float32 b, float32 c, int flags, float_status *status) { - FloatParts pa = float32_unpack_canonical(a, status); - FloatParts pb = float32_unpack_canonical(b, status); - FloatParts pc = float32_unpack_canonical(c, status); - FloatParts pr = muladd_floats(pa, pb, pc, flags, status); + FloatParts64 pa = float32_unpack_canonical(a, status); + FloatParts64 pb = float32_unpack_canonical(b, status); + FloatParts64 pc = float32_unpack_canonical(c, status); + FloatParts64 pr = muladd_floats(pa, pb, pc, flags, status); return float32_round_pack_canonical(pr, status); } @@ -1544,10 +1544,10 @@ static float64 QEMU_SOFTFLOAT_ATTR soft_f64_muladd(float64 a, float64 b, float64 c, int flags, float_status *status) { - FloatParts pa = float64_unpack_canonical(a, status); - FloatParts pb = float64_unpack_canonical(b, status); - FloatParts pc = float64_unpack_canonical(c, status); - FloatParts pr = muladd_floats(pa, pb, pc, flags, status); + FloatParts64 pa = float64_unpack_canonical(a, status); + FloatParts64 pb = float64_unpack_canonical(b, status); + FloatParts64 pc = float64_unpack_canonical(c, status); + FloatParts64 pr = muladd_floats(pa, pb, pc, flags, status); return float64_round_pack_canonical(pr, status); } @@ -1705,10 +1705,10 @@ float64_muladd(float64 xa, float64 xb, float64 xc, int flags, float_status *s) bfloat16 QEMU_FLATTEN bfloat16_muladd(bfloat16 a, bfloat16 b, bfloat16 c, int flags, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pb = bfloat16_unpack_canonical(b, status); - FloatParts pc = bfloat16_unpack_canonical(c, status); - FloatParts pr = muladd_floats(pa, pb, pc, flags, status); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pb = bfloat16_unpack_canonical(b, status); + FloatParts64 pc = bfloat16_unpack_canonical(c, status); + FloatParts64 pr = muladd_floats(pa, pb, pc, flags, status); return bfloat16_round_pack_canonical(pr, status); } @@ -1719,7 +1719,7 @@ bfloat16 QEMU_FLATTEN bfloat16_muladd(bfloat16 a, bfloat16 b, bfloat16 c, * the IEC/IEEE Standard for Binary Floating-Point Arithmetic. */ -static FloatParts div_floats(FloatParts a, FloatParts b, float_status *s) +static FloatParts64 div_floats(FloatParts64 a, FloatParts64 b, float_status *s) { bool sign = a.sign ^ b.sign; @@ -1786,9 +1786,9 @@ static FloatParts div_floats(FloatParts a, FloatParts b, float_status *s) float16 float16_div(float16 a, float16 b, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pb = float16_unpack_canonical(b, status); - FloatParts pr = div_floats(pa, pb, status); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pb = float16_unpack_canonical(b, status); + FloatParts64 pr = div_floats(pa, pb, status); return float16_round_pack_canonical(pr, status); } @@ -1796,9 +1796,9 @@ float16 float16_div(float16 a, float16 b, float_status *status) static float32 QEMU_SOFTFLOAT_ATTR soft_f32_div(float32 a, float32 b, float_status *status) { - FloatParts pa = float32_unpack_canonical(a, status); - FloatParts pb = float32_unpack_canonical(b, status); - FloatParts pr = div_floats(pa, pb, status); + FloatParts64 pa = float32_unpack_canonical(a, status); + FloatParts64 pb = float32_unpack_canonical(b, status); + FloatParts64 pr = div_floats(pa, pb, status); return float32_round_pack_canonical(pr, status); } @@ -1806,9 +1806,9 @@ soft_f32_div(float32 a, float32 b, float_status *status) static float64 QEMU_SOFTFLOAT_ATTR soft_f64_div(float64 a, float64 b, float_status *status) { - FloatParts pa = float64_unpack_canonical(a, status); - FloatParts pb = float64_unpack_canonical(b, status); - FloatParts pr = div_floats(pa, pb, status); + FloatParts64 pa = float64_unpack_canonical(a, status); + FloatParts64 pb = float64_unpack_canonical(b, status); + FloatParts64 pr = div_floats(pa, pb, status); return float64_round_pack_canonical(pr, status); } @@ -1878,9 +1878,9 @@ float64_div(float64 a, float64 b, float_status *s) bfloat16 bfloat16_div(bfloat16 a, bfloat16 b, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pb = bfloat16_unpack_canonical(b, status); - FloatParts pr = div_floats(pa, pb, status); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pb = bfloat16_unpack_canonical(b, status); + FloatParts64 pr = div_floats(pa, pb, status); return bfloat16_round_pack_canonical(pr, status); } @@ -1896,7 +1896,7 @@ bfloat16 bfloat16_div(bfloat16 a, bfloat16 b, float_status *status) * invalid exceptions and handling the conversion on NaNs. */ -static FloatParts float_to_float(FloatParts a, const FloatFmt *dstf, +static FloatParts64 float_to_float(FloatParts64 a, const FloatFmt *dstf, float_status *s) { if (dstf->arm_althp) { @@ -1934,32 +1934,32 @@ static FloatParts float_to_float(FloatParts a, const FloatFmt *dstf, float32 float16_to_float32(float16 a, bool ieee, float_status *s) { const FloatFmt *fmt16 = ieee ? &float16_params : &float16_params_ahp; - FloatParts p = float16a_unpack_canonical(a, s, fmt16); - FloatParts pr = float_to_float(p, &float32_params, s); + FloatParts64 p = float16a_unpack_canonical(a, s, fmt16); + FloatParts64 pr = float_to_float(p, &float32_params, s); return float32_round_pack_canonical(pr, s); } float64 float16_to_float64(float16 a, bool ieee, float_status *s) { const FloatFmt *fmt16 = ieee ? &float16_params : &float16_params_ahp; - FloatParts p = float16a_unpack_canonical(a, s, fmt16); - FloatParts pr = float_to_float(p, &float64_params, s); + FloatParts64 p = float16a_unpack_canonical(a, s, fmt16); + FloatParts64 pr = float_to_float(p, &float64_params, s); return float64_round_pack_canonical(pr, s); } float16 float32_to_float16(float32 a, bool ieee, float_status *s) { const FloatFmt *fmt16 = ieee ? &float16_params : &float16_params_ahp; - FloatParts p = float32_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, fmt16, s); + FloatParts64 p = float32_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, fmt16, s); return float16a_round_pack_canonical(pr, s, fmt16); } static float64 QEMU_SOFTFLOAT_ATTR soft_float32_to_float64(float32 a, float_status *s) { - FloatParts p = float32_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, &float64_params, s); + FloatParts64 p = float32_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, &float64_params, s); return float64_round_pack_canonical(pr, s); } @@ -1982,43 +1982,43 @@ float64 float32_to_float64(float32 a, float_status *s) float16 float64_to_float16(float64 a, bool ieee, float_status *s) { const FloatFmt *fmt16 = ieee ? &float16_params : &float16_params_ahp; - FloatParts p = float64_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, fmt16, s); + FloatParts64 p = float64_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, fmt16, s); return float16a_round_pack_canonical(pr, s, fmt16); } float32 float64_to_float32(float64 a, float_status *s) { - FloatParts p = float64_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, &float32_params, s); + FloatParts64 p = float64_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, &float32_params, s); return float32_round_pack_canonical(pr, s); } float32 bfloat16_to_float32(bfloat16 a, float_status *s) { - FloatParts p = bfloat16_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, &float32_params, s); + FloatParts64 p = bfloat16_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, &float32_params, s); return float32_round_pack_canonical(pr, s); } float64 bfloat16_to_float64(bfloat16 a, float_status *s) { - FloatParts p = bfloat16_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, &float64_params, s); + FloatParts64 p = bfloat16_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, &float64_params, s); return float64_round_pack_canonical(pr, s); } bfloat16 float32_to_bfloat16(float32 a, float_status *s) { - FloatParts p = float32_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, &bfloat16_params, s); + FloatParts64 p = float32_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, &bfloat16_params, s); return bfloat16_round_pack_canonical(pr, s); } bfloat16 float64_to_bfloat16(float64 a, float_status *s) { - FloatParts p = float64_unpack_canonical(a, s); - FloatParts pr = float_to_float(p, &bfloat16_params, s); + FloatParts64 p = float64_unpack_canonical(a, s); + FloatParts64 pr = float_to_float(p, &bfloat16_params, s); return bfloat16_round_pack_canonical(pr, s); } @@ -2029,7 +2029,7 @@ bfloat16 float64_to_bfloat16(float64 a, float_status *s) * Arithmetic. */ -static FloatParts round_to_int(FloatParts a, FloatRoundMode rmode, +static FloatParts64 round_to_int(FloatParts64 a, FloatRoundMode rmode, int scale, float_status *s) { switch (a.cls) { @@ -2132,22 +2132,22 @@ static FloatParts round_to_int(FloatParts a, FloatRoundMode rmode, float16 float16_round_to_int(float16 a, float_status *s) { - FloatParts pa = float16_unpack_canonical(a, s); - FloatParts pr = round_to_int(pa, s->float_rounding_mode, 0, s); + FloatParts64 pa = float16_unpack_canonical(a, s); + FloatParts64 pr = round_to_int(pa, s->float_rounding_mode, 0, s); return float16_round_pack_canonical(pr, s); } float32 float32_round_to_int(float32 a, float_status *s) { - FloatParts pa = float32_unpack_canonical(a, s); - FloatParts pr = round_to_int(pa, s->float_rounding_mode, 0, s); + FloatParts64 pa = float32_unpack_canonical(a, s); + FloatParts64 pr = round_to_int(pa, s->float_rounding_mode, 0, s); return float32_round_pack_canonical(pr, s); } float64 float64_round_to_int(float64 a, float_status *s) { - FloatParts pa = float64_unpack_canonical(a, s); - FloatParts pr = round_to_int(pa, s->float_rounding_mode, 0, s); + FloatParts64 pa = float64_unpack_canonical(a, s); + FloatParts64 pr = round_to_int(pa, s->float_rounding_mode, 0, s); return float64_round_pack_canonical(pr, s); } @@ -2158,8 +2158,8 @@ float64 float64_round_to_int(float64 a, float_status *s) bfloat16 bfloat16_round_to_int(bfloat16 a, float_status *s) { - FloatParts pa = bfloat16_unpack_canonical(a, s); - FloatParts pr = round_to_int(pa, s->float_rounding_mode, 0, s); + FloatParts64 pa = bfloat16_unpack_canonical(a, s); + FloatParts64 pr = round_to_int(pa, s->float_rounding_mode, 0, s); return bfloat16_round_pack_canonical(pr, s); } @@ -2174,13 +2174,13 @@ bfloat16 bfloat16_round_to_int(bfloat16 a, float_status *s) * is returned. */ -static int64_t round_to_int_and_pack(FloatParts in, FloatRoundMode rmode, +static int64_t round_to_int_and_pack(FloatParts64 in, FloatRoundMode rmode, int scale, int64_t min, int64_t max, float_status *s) { uint64_t r; int orig_flags = get_float_exception_flags(s); - FloatParts p = round_to_int(in, rmode, scale, s); + FloatParts64 p = round_to_int(in, rmode, scale, s); switch (p.cls) { case float_class_snan: @@ -2452,12 +2452,12 @@ int64_t bfloat16_to_int64_round_to_zero(bfloat16 a, float_status *s) * flag. */ -static uint64_t round_to_uint_and_pack(FloatParts in, FloatRoundMode rmode, +static uint64_t round_to_uint_and_pack(FloatParts64 in, FloatRoundMode rmode, int scale, uint64_t max, float_status *s) { int orig_flags = get_float_exception_flags(s); - FloatParts p = round_to_int(in, rmode, scale, s); + FloatParts64 p = round_to_int(in, rmode, scale, s); uint64_t r; switch (p.cls) { @@ -2726,9 +2726,9 @@ uint64_t bfloat16_to_uint64_round_to_zero(bfloat16 a, float_status *s) * to the IEC/IEEE Standard for Binary Floating-Point Arithmetic. */ -static FloatParts int_to_float(int64_t a, int scale, float_status *status) +static FloatParts64 int_to_float(int64_t a, int scale, float_status *status) { - FloatParts r = { .sign = false }; + FloatParts64 r = { .sign = false }; if (a == 0) { r.cls = float_class_zero; @@ -2753,7 +2753,7 @@ static FloatParts int_to_float(int64_t a, int scale, float_status *status) float16 int64_to_float16_scalbn(int64_t a, int scale, float_status *status) { - FloatParts pa = int_to_float(a, scale, status); + FloatParts64 pa = int_to_float(a, scale, status); return float16_round_pack_canonical(pa, status); } @@ -2789,7 +2789,7 @@ float16 int8_to_float16(int8_t a, float_status *status) float32 int64_to_float32_scalbn(int64_t a, int scale, float_status *status) { - FloatParts pa = int_to_float(a, scale, status); + FloatParts64 pa = int_to_float(a, scale, status); return float32_round_pack_canonical(pa, status); } @@ -2820,7 +2820,7 @@ float32 int16_to_float32(int16_t a, float_status *status) float64 int64_to_float64_scalbn(int64_t a, int scale, float_status *status) { - FloatParts pa = int_to_float(a, scale, status); + FloatParts64 pa = int_to_float(a, scale, status); return float64_round_pack_canonical(pa, status); } @@ -2856,7 +2856,7 @@ float64 int16_to_float64(int16_t a, float_status *status) bfloat16 int64_to_bfloat16_scalbn(int64_t a, int scale, float_status *status) { - FloatParts pa = int_to_float(a, scale, status); + FloatParts64 pa = int_to_float(a, scale, status); return bfloat16_round_pack_canonical(pa, status); } @@ -2893,9 +2893,9 @@ bfloat16 int16_to_bfloat16(int16_t a, float_status *status) * IEC/IEEE Standard for Binary Floating-Point Arithmetic. */ -static FloatParts uint_to_float(uint64_t a, int scale, float_status *status) +static FloatParts64 uint_to_float(uint64_t a, int scale, float_status *status) { - FloatParts r = { .sign = false }; + FloatParts64 r = { .sign = false }; int shift; if (a == 0) { @@ -2913,7 +2913,7 @@ static FloatParts uint_to_float(uint64_t a, int scale, float_status *status) float16 uint64_to_float16_scalbn(uint64_t a, int scale, float_status *status) { - FloatParts pa = uint_to_float(a, scale, status); + FloatParts64 pa = uint_to_float(a, scale, status); return float16_round_pack_canonical(pa, status); } @@ -2949,7 +2949,7 @@ float16 uint8_to_float16(uint8_t a, float_status *status) float32 uint64_to_float32_scalbn(uint64_t a, int scale, float_status *status) { - FloatParts pa = uint_to_float(a, scale, status); + FloatParts64 pa = uint_to_float(a, scale, status); return float32_round_pack_canonical(pa, status); } @@ -2980,7 +2980,7 @@ float32 uint16_to_float32(uint16_t a, float_status *status) float64 uint64_to_float64_scalbn(uint64_t a, int scale, float_status *status) { - FloatParts pa = uint_to_float(a, scale, status); + FloatParts64 pa = uint_to_float(a, scale, status); return float64_round_pack_canonical(pa, status); } @@ -3016,7 +3016,7 @@ float64 uint16_to_float64(uint16_t a, float_status *status) bfloat16 uint64_to_bfloat16_scalbn(uint64_t a, int scale, float_status *status) { - FloatParts pa = uint_to_float(a, scale, status); + FloatParts64 pa = uint_to_float(a, scale, status); return bfloat16_round_pack_canonical(pa, status); } @@ -3061,7 +3061,7 @@ bfloat16 uint16_to_bfloat16(uint16_t a, float_status *status) * minnummag() and maxnummag() functions correspond to minNumMag() * and minNumMag() from the IEEE-754 2008. */ -static FloatParts minmax_floats(FloatParts a, FloatParts b, bool ismin, +static FloatParts64 minmax_floats(FloatParts64 a, FloatParts64 b, bool ismin, bool ieee, bool ismag, float_status *s) { if (unlikely(is_nan(a.cls) || is_nan(b.cls))) { @@ -3136,9 +3136,9 @@ static FloatParts minmax_floats(FloatParts a, FloatParts b, bool ismin, float ## sz float ## sz ## _ ## name(float ## sz a, float ## sz b, \ float_status *s) \ { \ - FloatParts pa = float ## sz ## _unpack_canonical(a, s); \ - FloatParts pb = float ## sz ## _unpack_canonical(b, s); \ - FloatParts pr = minmax_floats(pa, pb, ismin, isiee, ismag, s); \ + FloatParts64 pa = float ## sz ## _unpack_canonical(a, s); \ + FloatParts64 pb = float ## sz ## _unpack_canonical(b, s); \ + FloatParts64 pr = minmax_floats(pa, pb, ismin, isiee, ismag, s); \ \ return float ## sz ## _round_pack_canonical(pr, s); \ } @@ -3169,9 +3169,9 @@ MINMAX(64, maxnummag, false, true, true) #define BF16_MINMAX(name, ismin, isiee, ismag) \ bfloat16 bfloat16_ ## name(bfloat16 a, bfloat16 b, float_status *s) \ { \ - FloatParts pa = bfloat16_unpack_canonical(a, s); \ - FloatParts pb = bfloat16_unpack_canonical(b, s); \ - FloatParts pr = minmax_floats(pa, pb, ismin, isiee, ismag, s); \ + FloatParts64 pa = bfloat16_unpack_canonical(a, s); \ + FloatParts64 pb = bfloat16_unpack_canonical(b, s); \ + FloatParts64 pr = minmax_floats(pa, pb, ismin, isiee, ismag, s); \ \ return bfloat16_round_pack_canonical(pr, s); \ } @@ -3186,7 +3186,7 @@ BF16_MINMAX(maxnummag, false, true, true) #undef BF16_MINMAX /* Floating point compare */ -static FloatRelation compare_floats(FloatParts a, FloatParts b, bool is_quiet, +static FloatRelation compare_floats(FloatParts64 a, FloatParts64 b, bool is_quiet, float_status *s) { if (is_nan(a.cls) || is_nan(b.cls)) { @@ -3247,8 +3247,8 @@ static FloatRelation compare_floats(FloatParts a, FloatParts b, bool is_quiet, static int attr \ name(float ## sz a, float ## sz b, bool is_quiet, float_status *s) \ { \ - FloatParts pa = float ## sz ## _unpack_canonical(a, s); \ - FloatParts pb = float ## sz ## _unpack_canonical(b, s); \ + FloatParts64 pa = float ## sz ## _unpack_canonical(a, s); \ + FloatParts64 pb = float ## sz ## _unpack_canonical(b, s); \ return compare_floats(pa, pb, is_quiet, s); \ } @@ -3349,8 +3349,8 @@ FloatRelation float64_compare_quiet(float64 a, float64 b, float_status *s) static FloatRelation QEMU_FLATTEN soft_bf16_compare(bfloat16 a, bfloat16 b, bool is_quiet, float_status *s) { - FloatParts pa = bfloat16_unpack_canonical(a, s); - FloatParts pb = bfloat16_unpack_canonical(b, s); + FloatParts64 pa = bfloat16_unpack_canonical(a, s); + FloatParts64 pb = bfloat16_unpack_canonical(b, s); return compare_floats(pa, pb, is_quiet, s); } @@ -3365,16 +3365,16 @@ FloatRelation bfloat16_compare_quiet(bfloat16 a, bfloat16 b, float_status *s) } /* Multiply A by 2 raised to the power N. */ -static FloatParts scalbn_decomposed(FloatParts a, int n, float_status *s) +static FloatParts64 scalbn_decomposed(FloatParts64 a, int n, float_status *s) { if (unlikely(is_nan(a.cls))) { return return_nan(a, s); } if (a.cls == float_class_normal) { - /* The largest float type (even though not supported by FloatParts) + /* The largest float type (even though not supported by FloatParts64) * is float128, which has a 15 bit exponent. Bounding N to 16 bits * still allows rounding to infinity, without allowing overflow - * within the int32_t that backs FloatParts.exp. + * within the int32_t that backs FloatParts64.exp. */ n = MIN(MAX(n, -0x10000), 0x10000); a.exp += n; @@ -3384,29 +3384,29 @@ static FloatParts scalbn_decomposed(FloatParts a, int n, float_status *s) float16 float16_scalbn(float16 a, int n, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pr = scalbn_decomposed(pa, n, status); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pr = scalbn_decomposed(pa, n, status); return float16_round_pack_canonical(pr, status); } float32 float32_scalbn(float32 a, int n, float_status *status) { - FloatParts pa = float32_unpack_canonical(a, status); - FloatParts pr = scalbn_decomposed(pa, n, status); + FloatParts64 pa = float32_unpack_canonical(a, status); + FloatParts64 pr = scalbn_decomposed(pa, n, status); return float32_round_pack_canonical(pr, status); } float64 float64_scalbn(float64 a, int n, float_status *status) { - FloatParts pa = float64_unpack_canonical(a, status); - FloatParts pr = scalbn_decomposed(pa, n, status); + FloatParts64 pa = float64_unpack_canonical(a, status); + FloatParts64 pr = scalbn_decomposed(pa, n, status); return float64_round_pack_canonical(pr, status); } bfloat16 bfloat16_scalbn(bfloat16 a, int n, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pr = scalbn_decomposed(pa, n, status); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pr = scalbn_decomposed(pa, n, status); return bfloat16_round_pack_canonical(pr, status); } @@ -3422,7 +3422,7 @@ bfloat16 bfloat16_scalbn(bfloat16 a, int n, float_status *status) * especially for 64 bit floats. */ -static FloatParts sqrt_float(FloatParts a, float_status *s, const FloatFmt *p) +static FloatParts64 sqrt_float(FloatParts64 a, float_status *s, const FloatFmt *p) { uint64_t a_frac, r_frac, s_frac; int bit, last_bit; @@ -3482,24 +3482,24 @@ static FloatParts sqrt_float(FloatParts a, float_status *s, const FloatFmt *p) float16 QEMU_FLATTEN float16_sqrt(float16 a, float_status *status) { - FloatParts pa = float16_unpack_canonical(a, status); - FloatParts pr = sqrt_float(pa, status, &float16_params); + FloatParts64 pa = float16_unpack_canonical(a, status); + FloatParts64 pr = sqrt_float(pa, status, &float16_params); return float16_round_pack_canonical(pr, status); } static float32 QEMU_SOFTFLOAT_ATTR soft_f32_sqrt(float32 a, float_status *status) { - FloatParts pa = float32_unpack_canonical(a, status); - FloatParts pr = sqrt_float(pa, status, &float32_params); + FloatParts64 pa = float32_unpack_canonical(a, status); + FloatParts64 pr = sqrt_float(pa, status, &float32_params); return float32_round_pack_canonical(pr, status); } static float64 QEMU_SOFTFLOAT_ATTR soft_f64_sqrt(float64 a, float_status *status) { - FloatParts pa = float64_unpack_canonical(a, status); - FloatParts pr = sqrt_float(pa, status, &float64_params); + FloatParts64 pa = float64_unpack_canonical(a, status); + FloatParts64 pr = sqrt_float(pa, status, &float64_params); return float64_round_pack_canonical(pr, status); } @@ -3559,8 +3559,8 @@ float64 QEMU_FLATTEN float64_sqrt(float64 xa, float_status *s) bfloat16 QEMU_FLATTEN bfloat16_sqrt(bfloat16 a, float_status *status) { - FloatParts pa = bfloat16_unpack_canonical(a, status); - FloatParts pr = sqrt_float(pa, status, &bfloat16_params); + FloatParts64 pa = bfloat16_unpack_canonical(a, status); + FloatParts64 pr = sqrt_float(pa, status, &bfloat16_params); return bfloat16_round_pack_canonical(pr, status); } @@ -3570,28 +3570,28 @@ bfloat16 QEMU_FLATTEN bfloat16_sqrt(bfloat16 a, float_status *status) float16 float16_default_nan(float_status *status) { - FloatParts p = parts_default_nan(status); + FloatParts64 p = parts_default_nan(status); p.frac >>= float16_params.frac_shift; return float16_pack_raw(p); } float32 float32_default_nan(float_status *status) { - FloatParts p = parts_default_nan(status); + FloatParts64 p = parts_default_nan(status); p.frac >>= float32_params.frac_shift; return float32_pack_raw(p); } float64 float64_default_nan(float_status *status) { - FloatParts p = parts_default_nan(status); + FloatParts64 p = parts_default_nan(status); p.frac >>= float64_params.frac_shift; return float64_pack_raw(p); } float128 float128_default_nan(float_status *status) { - FloatParts p = parts_default_nan(status); + FloatParts64 p = parts_default_nan(status); float128 r; /* Extrapolate from the choices made by parts_default_nan to fill @@ -3608,7 +3608,7 @@ float128 float128_default_nan(float_status *status) bfloat16 bfloat16_default_nan(float_status *status) { - FloatParts p = parts_default_nan(status); + FloatParts64 p = parts_default_nan(status); p.frac >>= bfloat16_params.frac_shift; return bfloat16_pack_raw(p); } @@ -3619,7 +3619,7 @@ bfloat16 bfloat16_default_nan(float_status *status) float16 float16_silence_nan(float16 a, float_status *status) { - FloatParts p = float16_unpack_raw(a); + FloatParts64 p = float16_unpack_raw(a); p.frac <<= float16_params.frac_shift; p = parts_silence_nan(p, status); p.frac >>= float16_params.frac_shift; @@ -3628,7 +3628,7 @@ float16 float16_silence_nan(float16 a, float_status *status) float32 float32_silence_nan(float32 a, float_status *status) { - FloatParts p = float32_unpack_raw(a); + FloatParts64 p = float32_unpack_raw(a); p.frac <<= float32_params.frac_shift; p = parts_silence_nan(p, status); p.frac >>= float32_params.frac_shift; @@ -3637,7 +3637,7 @@ float32 float32_silence_nan(float32 a, float_status *status) float64 float64_silence_nan(float64 a, float_status *status) { - FloatParts p = float64_unpack_raw(a); + FloatParts64 p = float64_unpack_raw(a); p.frac <<= float64_params.frac_shift; p = parts_silence_nan(p, status); p.frac >>= float64_params.frac_shift; @@ -3646,7 +3646,7 @@ float64 float64_silence_nan(float64 a, float_status *status) bfloat16 bfloat16_silence_nan(bfloat16 a, float_status *status) { - FloatParts p = bfloat16_unpack_raw(a); + FloatParts64 p = bfloat16_unpack_raw(a); p.frac <<= bfloat16_params.frac_shift; p = parts_silence_nan(p, status); p.frac >>= bfloat16_params.frac_shift; @@ -3658,7 +3658,7 @@ bfloat16 bfloat16_silence_nan(bfloat16 a, float_status *status) | input-denormal exception and return zero. Otherwise just return the value. *----------------------------------------------------------------------------*/ -static bool parts_squash_denormal(FloatParts p, float_status *status) +static bool parts_squash_denormal(FloatParts64 p, float_status *status) { if (p.exp == 0 && p.frac != 0) { float_raise(float_flag_input_denormal, status); @@ -3671,7 +3671,7 @@ static bool parts_squash_denormal(FloatParts p, float_status *status) float16 float16_squash_input_denormal(float16 a, float_status *status) { if (status->flush_inputs_to_zero) { - FloatParts p = float16_unpack_raw(a); + FloatParts64 p = float16_unpack_raw(a); if (parts_squash_denormal(p, status)) { return float16_set_sign(float16_zero, p.sign); } @@ -3682,7 +3682,7 @@ float16 float16_squash_input_denormal(float16 a, float_status *status) float32 float32_squash_input_denormal(float32 a, float_status *status) { if (status->flush_inputs_to_zero) { - FloatParts p = float32_unpack_raw(a); + FloatParts64 p = float32_unpack_raw(a); if (parts_squash_denormal(p, status)) { return float32_set_sign(float32_zero, p.sign); } @@ -3693,7 +3693,7 @@ float32 float32_squash_input_denormal(float32 a, float_status *status) float64 float64_squash_input_denormal(float64 a, float_status *status) { if (status->flush_inputs_to_zero) { - FloatParts p = float64_unpack_raw(a); + FloatParts64 p = float64_unpack_raw(a); if (parts_squash_denormal(p, status)) { return float64_set_sign(float64_zero, p.sign); } @@ -3704,7 +3704,7 @@ float64 float64_squash_input_denormal(float64 a, float_status *status) bfloat16 bfloat16_squash_input_denormal(bfloat16 a, float_status *status) { if (status->flush_inputs_to_zero) { - FloatParts p = bfloat16_unpack_raw(a); + FloatParts64 p = bfloat16_unpack_raw(a); if (parts_squash_denormal(p, status)) { return bfloat16_set_sign(bfloat16_zero, p.sign); } |