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Fri, 07 May 2021 18:48:23 -0700 (PDT) Received: from localhost.localdomain ([71.212.144.24]) by smtp.gmail.com with ESMTPSA id t4sm5819681pfq.165.2021.05.07.18.48.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 May 2021 18:48:22 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 30/72] softfloat: Move pick_nan_muladd to softfloat-parts.c.inc Date: Fri, 7 May 2021 18:47:20 -0700 Message-Id: <20210508014802.892561-31-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210508014802.892561-1-richard.henderson@linaro.org> References: <20210508014802.892561-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::52e; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alex.bennee@linaro.org, david@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" At the same time, convert to pointers, rename to pick_nan_muladd$N and define a macro for pick_nan_muladd using QEMU_GENERIC. Signed-off-by: Richard Henderson --- fpu/softfloat.c | 53 ++++++++++----------------------------- fpu/softfloat-parts.c.inc | 40 +++++++++++++++++++++++++++++ 2 files changed, 53 insertions(+), 40 deletions(-) diff --git a/fpu/softfloat.c b/fpu/softfloat.c index 77efaedeaa..40ee294e35 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -720,6 +720,18 @@ static FloatParts128 *parts128_pick_nan(FloatParts128 *a, FloatParts128 *b, #define parts_pick_nan(A, B, S) PARTS_GENERIC_64_128(pick_nan, A)(A, B, S) +static FloatParts64 *parts64_pick_nan_muladd(FloatParts64 *a, FloatParts64 *b, + FloatParts64 *c, float_status *s, + int ab_mask, int abc_mask); +static FloatParts128 *parts128_pick_nan_muladd(FloatParts128 *a, + FloatParts128 *b, + FloatParts128 *c, + float_status *s, + int ab_mask, int abc_mask); + +#define parts_pick_nan_muladd(A, B, C, S, ABM, ABCM) \ + PARTS_GENERIC_64_128(pick_nan_muladd, A)(A, B, C, S, ABM, ABCM) + /* * Helper functions for softfloat-parts.c.inc, per-size operations. */ @@ -947,45 +959,6 @@ static FloatParts64 round_canonical(FloatParts64 p, float_status *s, return p; } -static FloatParts64 pick_nan_muladd(FloatParts64 a, FloatParts64 b, FloatParts64 c, - bool inf_zero, float_status *s) -{ - int which; - - if (is_snan(a.cls) || is_snan(b.cls) || is_snan(c.cls)) { - float_raise(float_flag_invalid, s); - } - - which = pickNaNMulAdd(a.cls, b.cls, c.cls, inf_zero, s); - - if (s->default_nan_mode) { - /* Note that this check is after pickNaNMulAdd so that function - * has an opportunity to set the Invalid flag. - */ - which = 3; - } - - switch (which) { - case 0: - break; - case 1: - a = b; - break; - case 2: - a = c; - break; - case 3: - parts_default_nan(&a, s); - break; - default: - g_assert_not_reached(); - } - - if (is_snan(a.cls)) { - parts_silence_nan(&a, s); - } - return a; -} #define partsN(NAME) parts64_##NAME #define FloatPartsN FloatParts64 @@ -1496,7 +1469,7 @@ static FloatParts64 muladd_floats(FloatParts64 a, FloatParts64 b, FloatParts64 c * off to the target-specific pick-a-NaN routine. */ if (unlikely(abc_mask & float_cmask_anynan)) { - return pick_nan_muladd(a, b, c, inf_zero, s); + return *parts_pick_nan_muladd(&a, &b, &c, s, ab_mask, abc_mask); } if (inf_zero) { diff --git a/fpu/softfloat-parts.c.inc b/fpu/softfloat-parts.c.inc index 11a71650f7..a78d61ea07 100644 --- a/fpu/softfloat-parts.c.inc +++ b/fpu/softfloat-parts.c.inc @@ -60,3 +60,43 @@ static FloatPartsN *partsN(pick_nan)(FloatPartsN *a, FloatPartsN *b, } return a; } + +static FloatPartsN *partsN(pick_nan_muladd)(FloatPartsN *a, FloatPartsN *b, + FloatPartsN *c, float_status *s, + int ab_mask, int abc_mask) +{ + int which; + + if (unlikely(abc_mask & float_cmask_snan)) { + float_raise(float_flag_invalid, s); + } + + which = pickNaNMulAdd(a->cls, b->cls, c->cls, + ab_mask == float_cmask_infzero, s); + + if (s->default_nan_mode || which == 3) { + /* + * Note that this check is after pickNaNMulAdd so that function + * has an opportunity to set the Invalid flag for infzero. + */ + parts_default_nan(a, s); + return a; + } + + switch (which) { + case 0: + break; + case 1: + a = b; + break; + case 2: + a = c; + break; + default: + g_assert_not_reached(); + } + if (is_snan(a->cls)) { + parts_silence_nan(a, s); + } + return a; +} -- 2.25.1