48 lines
1.9 KiB
Diff
48 lines
1.9 KiB
Diff
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From 06da30c93dfd4cff013881582d25c3d04456376b Mon Sep 17 00:00:00 2001
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From: gubin <gubin_yewu@cmss.chinamobile.com>
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Date: Thu, 2 Jan 2025 10:40:17 +0800
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Subject: [PATCH] target/arm: Use float_status copy in sme_fmopa_s
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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cherry-pick from 31d93fedf41c24b0badb38cd9317590d1ef74e37
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We made a copy above because the fp exception flags
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are not propagated back to the FPST register, but
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then failed to use the copy.
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Cc: qemu-stable@nongnu.org
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Fixes: 558e956c719 ("target/arm: Implement FMOPA, FMOPS (non-widening)")
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Signed-off-by: Daniyal Khan <danikhan632@gmail.com>
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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
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Message-id: 20240717060149.204788-2-richard.henderson@linaro.org
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[rth: Split from a larger patch]
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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
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Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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Signed-off-by: gubin <gubin_yewu@cmss.chinamobile.com>
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---
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target/arm/tcg/sme_helper.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/target/arm/tcg/sme_helper.c b/target/arm/tcg/sme_helper.c
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index 9a9b1a240c..ae4f39ed02 100644
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--- a/target/arm/tcg/sme_helper.c
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+++ b/target/arm/tcg/sme_helper.c
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@@ -916,7 +916,7 @@ void HELPER(sme_fmopa_s)(void *vza, void *vzn, void *vzm, void *vpn,
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if (pb & 1) {
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uint32_t *a = vza_row + H1_4(col);
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uint32_t *m = vzm + H1_4(col);
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- *a = float32_muladd(n, *m, *a, 0, vst);
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+ *a = float32_muladd(n, *m, *a, 0, &fpst);
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}
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col += 4;
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pb >>= 4;
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--
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2.41.0.windows.1
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